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authorBruce Ashfield <bruce.ashfield@gmail.com>2022-05-25 15:20:46 -0400
committerBruce Ashfield <bruce.ashfield@gmail.com>2022-05-25 15:20:46 -0400
commit4416c0026b35a6d2c9b03e27bfdbb9cb08cf84d2 (patch)
tree803ed879f01a2ffacf3c4eb84309ea04f9db13d8
parentacfed0930d37a714d705645ff7cfbfbd0ad040e7 (diff)
parent740afe0923aca19768b11bff283a31dbdf9509e9 (diff)
downloadlinux-yocto-v5.4/standard/qemuarm64.tar.gz
linux-yocto-v5.4/standard/qemuarm64.tar.bz2
linux-yocto-v5.4/standard/qemuarm64.zip
Merge branch 'v5.4/standard/base' into v5.4/standard/qemuarm64v5.4/standard/qemuarm64
-rw-r--r--Documentation/DMA-attributes.txt10
-rw-r--r--Documentation/vm/memory-model.rst3
-rw-r--r--Makefile2
-rw-r--r--arch/arm/Kconfig8
-rw-r--r--arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi9
-rw-r--r--arch/arm/boot/dts/imx7-colibri.dtsi4
-rw-r--r--arch/arm/boot/dts/imx7-mba7.dtsi2
-rw-r--r--arch/arm/boot/dts/imx7d-nitrogen7.dts2
-rw-r--r--arch/arm/boot/dts/imx7d-pico-hobbit.dts4
-rw-r--r--arch/arm/boot/dts/imx7d-pico-pi.dts4
-rw-r--r--arch/arm/boot/dts/imx7d-sdb.dts2
-rw-r--r--arch/arm/boot/dts/imx7s-warp.dts4
-rw-r--r--arch/arm/include/asm/io.h3
-rw-r--r--arch/arm/kernel/entry-armv.S2
-rw-r--r--arch/arm/kernel/stacktrace.c10
-rw-r--r--arch/arm/mach-bcm/Kconfig1
-rw-r--r--arch/arm/mach-davinci/Kconfig1
-rw-r--r--arch/arm/mach-exynos/Kconfig1
-rw-r--r--arch/arm/mach-highbank/Kconfig1
-rw-r--r--arch/arm/mach-omap2/Kconfig2
-rw-r--r--arch/arm/mach-s5pv210/Kconfig1
-rw-r--r--arch/arm/mach-tango/Kconfig1
-rw-r--r--arch/arm/mm/ioremap.c8
-rw-r--r--arch/arm/mm/proc-v7-bugs.c1
-rw-r--r--arch/arm64/include/asm/io.h4
-rw-r--r--arch/arm64/mm/ioremap.c9
-rw-r--r--arch/mips/bmips/setup.c2
-rw-r--r--arch/mips/include/asm/timex.h8
-rw-r--r--arch/mips/jz4740/setup.c2
-rw-r--r--arch/mips/kernel/time.c11
-rw-r--r--arch/mips/lantiq/falcon/sysctrl.c2
-rw-r--r--arch/mips/lantiq/prom.c2
-rw-r--r--arch/mips/lantiq/xway/gptu.c2
-rw-r--r--arch/mips/lantiq/xway/sysctrl.c46
-rw-r--r--arch/mips/pic32/pic32mzda/init.c2
-rw-r--r--arch/mips/ralink/of.c2
-rw-r--r--arch/parisc/kernel/processor.c3
-rw-r--r--arch/s390/Makefile10
-rw-r--r--arch/x86/crypto/chacha-avx512vl-x86_64.S4
-rw-r--r--arch/x86/include/asm/asm.h8
-rw-r--r--arch/x86/include/asm/emulate_prefix.h14
-rw-r--r--arch/x86/include/asm/insn.h6
-rw-r--r--arch/x86/include/asm/xen/interface.h11
-rw-r--r--arch/x86/kernel/kprobes/core.c4
-rw-r--r--arch/x86/kernel/kvm.c13
-rw-r--r--arch/x86/kvm/cpuid.c5
-rw-r--r--arch/x86/kvm/lapic.c3
-rw-r--r--arch/x86/kvm/mmu.c10
-rw-r--r--arch/x86/kvm/pmu.c8
-rw-r--r--arch/x86/kvm/pmu.h3
-rw-r--r--arch/x86/kvm/pmu_amd.c36
-rw-r--r--arch/x86/kvm/vmx/pmu_intel.c9
-rw-r--r--arch/x86/kvm/x86.c4
-rw-r--r--arch/x86/lib/insn.c34
-rw-r--r--arch/x86/um/shared/sysdep/syscalls_64.h5
-rw-r--r--arch/x86/xen/smp_pv.c3
-rw-r--r--arch/x86/xen/xen-head.S18
-rw-r--r--block/bfq-iosched.c3
-rw-r--r--block/bio.c2
-rw-r--r--block/blk-merge.c15
-rw-r--r--block/elevator.c3
-rw-r--r--block/mq-deadline.c2
-rw-r--r--drivers/acpi/acpica/nsaccess.c3
-rw-r--r--drivers/base/firmware_loader/main.c17
-rw-r--r--drivers/block/drbd/drbd_main.c7
-rw-r--r--drivers/block/drbd/drbd_nl.c13
-rw-r--r--drivers/block/floppy.c20
-rw-r--r--drivers/clk/at91/clk-generated.c4
-rw-r--r--drivers/crypto/qcom-rng.c1
-rw-r--r--drivers/crypto/stm32/stm32-crc32.c4
-rw-r--r--drivers/firewire/core-card.c3
-rw-r--r--drivers/firewire/core-cdev.c4
-rw-r--r--drivers/firewire/core-topology.c9
-rw-r--r--drivers/firewire/core-transaction.c30
-rw-r--r--drivers/firewire/sbp2.c13
-rw-r--r--drivers/gpio/gpio-mvebu.c3
-rw-r--r--drivers/gpio/gpio-vf610.c8
-rw-r--r--drivers/gpio/gpiolib-of.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c10
-rw-r--r--drivers/gpu/drm/amd/display/dc/gpio/gpio_service.c12
-rw-r--r--drivers/gpu/drm/amd/display/include/gpio_service_interface.h4
-rw-r--r--drivers/gpu/drm/drm_dp_mst_topology.c1
-rw-r--r--drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c2
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_backlight.c9
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c2
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fb.c2
-rw-r--r--drivers/hwmon/Kconfig2
-rw-r--r--drivers/hwmon/adt7470.c4
-rw-r--r--drivers/hwmon/f71882fg.c5
-rw-r--r--drivers/hwmon/tmp401.c11
-rw-r--r--drivers/i2c/busses/i2c-mt7621.c10
-rw-r--r--drivers/infiniband/sw/siw/siw_cm.c7
-rw-r--r--drivers/input/input.c19
-rw-r--r--drivers/input/touchscreen/ili210x.c4
-rw-r--r--drivers/input/touchscreen/stmfts.c8
-rw-r--r--drivers/md/dm.c25
-rw-r--r--drivers/mmc/core/block.c6
-rw-r--r--drivers/mmc/core/mmc_ops.c25
-rw-r--r--drivers/mmc/host/rtsx_pci_sdmmc.c31
-rw-r--r--drivers/net/can/grcan.c46
-rw-r--r--drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c7
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c9
-rw-r--r--drivers/net/ethernet/cadence/macb_main.c2
-rw-r--r--drivers/net/ethernet/dec/tulip/tulip_core.c5
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_main.c27
-rw-r--r--drivers/net/ethernet/intel/ice/ice_main.c7
-rw-r--r--drivers/net/ethernet/intel/igb/igb_main.c3
-rw-r--r--drivers/net/ethernet/mediatek/mtk_sgmii.c1
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c7
-rw-r--r--drivers/net/ethernet/netronome/nfp/nfp_asm.c4
-rw-r--r--drivers/net/ethernet/qlogic/qla3xxx.c3
-rw-r--r--drivers/net/ethernet/sfc/ef10.c5
-rw-r--r--drivers/net/ethernet/smsc/smsc911x.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c1
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c5
-rw-r--r--drivers/net/ethernet/xilinx/xilinx_emaclite.c30
-rw-r--r--drivers/net/phy/phy.c45
-rw-r--r--drivers/net/vmxnet3/vmxnet3_drv.c6
-rw-r--r--drivers/net/wireless/mac80211_hwsim.c3
-rw-r--r--drivers/nfc/nfcmrvl/main.c2
-rw-r--r--drivers/nvme/host/core.c1
-rw-r--r--drivers/nvme/host/multipath.c25
-rw-r--r--drivers/nvme/host/nvme.h4
-rw-r--r--drivers/pci/controller/pci-aardvark.c16
-rw-r--r--drivers/pci/pci.c10
-rw-r--r--drivers/platform/chrome/cros_ec_debugfs.c12
-rw-r--r--drivers/rtc/class.c9
-rw-r--r--drivers/rtc/rtc-mc146818-lib.c16
-rw-r--r--drivers/s390/block/dasd.c18
-rw-r--r--drivers/s390/block/dasd_eckd.c28
-rw-r--r--drivers/s390/block/dasd_int.h14
-rw-r--r--drivers/s390/net/ctcm_mpc.c6
-rw-r--r--drivers/s390/net/ctcm_sysfs.c5
-rw-r--r--drivers/s390/net/lcs.c7
-rw-r--r--drivers/scsi/qla2xxx/qla_target.c3
-rw-r--r--drivers/slimbus/qcom-ctrl.c4
-rw-r--r--drivers/tty/n_gsm.c12
-rw-r--r--drivers/tty/serial/8250/8250_mtk.c22
-rw-r--r--drivers/tty/serial/digicolor-usart.c2
-rw-r--r--drivers/usb/class/cdc-wdm.c1
-rw-r--r--drivers/usb/serial/option.c4
-rw-r--r--drivers/usb/serial/pl2303.c1
-rw-r--r--drivers/usb/serial/pl2303.h1
-rw-r--r--drivers/usb/serial/qcserial.c2
-rw-r--r--drivers/usb/typec/tcpm/tcpci.c2
-rw-r--r--drivers/vhost/net.c15
-rw-r--r--fs/afs/inode.c14
-rw-r--r--fs/btrfs/tree-log.c14
-rw-r--r--fs/gfs2/bmap.c11
-rw-r--r--fs/nfs/nfs4proc.c12
-rw-r--r--fs/nilfs2/btnode.c23
-rw-r--r--fs/nilfs2/btnode.h1
-rw-r--r--fs/nilfs2/btree.c27
-rw-r--r--fs/nilfs2/dat.c4
-rw-r--r--fs/nilfs2/gcinode.c7
-rw-r--r--fs/nilfs2/inode.c159
-rw-r--r--fs/nilfs2/mdt.c43
-rw-r--r--fs/nilfs2/mdt.h6
-rw-r--r--fs/nilfs2/nilfs.h16
-rw-r--r--fs/nilfs2/page.c7
-rw-r--r--fs/nilfs2/segment.c9
-rw-r--r--fs/nilfs2/super.c5
-rw-r--r--fs/proc/kcore.c2
-rw-r--r--include/linux/blkdev.h16
-rw-r--r--include/linux/dma-mapping.h8
-rw-r--r--include/linux/mc146818rtc.h2
-rw-r--r--include/linux/mmzone.h31
-rw-r--r--include/linux/netdev_features.h4
-rw-r--r--include/linux/stmmac.h1
-rw-r--r--include/linux/sunrpc/xprtsock.h1
-rw-r--r--include/net/bluetooth/hci_core.h3
-rw-r--r--include/net/tc_act/tc_pedit.h1
-rw-r--r--include/net/tcp.h5
-rw-r--r--include/sound/pcm.h2
-rw-r--r--include/uapi/linux/dma-buf.h4
-rw-r--r--kernel/cgroup/cpuset.c7
-rw-r--r--kernel/dma/swiotlb.c13
-rw-r--r--kernel/events/core.c14
-rw-r--r--kernel/irq/internals.h2
-rw-r--r--kernel/irq/irqdesc.c2
-rw-r--r--kernel/irq/manage.c39
-rw-r--r--lib/dim/net_dim.c44
-rw-r--r--mm/memory.c2
-rw-r--r--mm/migrate.c7
-rw-r--r--mm/mmzone.c14
-rw-r--r--mm/page_io.c54
-rw-r--r--mm/userfaultfd.c3
-rw-r--r--mm/vmstat.c4
-rw-r--r--net/batman-adv/fragmentation.c11
-rw-r--r--net/bluetooth/hci_core.c6
-rw-r--r--net/bridge/br_input.c7
-rw-r--r--net/core/secure_seq.c12
-rw-r--r--net/ipv4/igmp.c9
-rw-r--r--net/ipv4/ping.c12
-rw-r--r--net/ipv4/route.c1
-rw-r--r--net/ipv4/syncookies.c1
-rw-r--r--net/ipv4/tcp_ipv4.c2
-rw-r--r--net/ipv6/addrconf.c8
-rw-r--r--net/ipv6/syncookies.c1
-rw-r--r--net/ipv6/tcp_ipv6.c2
-rw-r--r--net/key/af_key.c6
-rw-r--r--net/mac80211/mlme.c6
-rw-r--r--net/mac80211/rx.c3
-rw-r--r--net/netlink/af_netlink.c1
-rw-r--r--net/nfc/core.c29
-rw-r--r--net/nfc/nci/data.c2
-rw-r--r--net/nfc/nci/hci.c4
-rw-r--r--net/nfc/netlink.c4
-rw-r--r--net/sched/act_pedit.c30
-rw-r--r--net/smc/smc_rx.c4
-rw-r--r--net/sunrpc/xprt.c34
-rw-r--r--net/sunrpc/xprtsock.c39
-rw-r--r--sound/core/pcm.c3
-rw-r--r--sound/core/pcm_lib.c5
-rw-r--r--sound/core/pcm_memory.c11
-rw-r--r--sound/core/pcm_native.c110
-rw-r--r--sound/firewire/fireworks/fireworks_hwdep.c1
-rw-r--r--sound/isa/wavefront/wavefront_synth.c3
-rw-r--r--sound/pci/hda/patch_realtek.c1
-rw-r--r--sound/soc/codecs/da7219.c14
-rw-r--r--sound/soc/codecs/max98090.c5
-rw-r--r--sound/soc/codecs/wm8958-dsp2.c8
-rw-r--r--sound/soc/meson/g12a-tohdmitx.c2
-rw-r--r--sound/soc/soc-generic-dmaengine-pcm.c6
-rw-r--r--sound/soc/soc-ops.c18
-rw-r--r--tools/arch/x86/include/asm/emulate_prefix.h14
-rw-r--r--tools/arch/x86/include/asm/insn.h6
-rw-r--r--tools/arch/x86/lib/insn.c34
-rw-r--r--tools/objtool/check.c1
-rwxr-xr-xtools/objtool/sync-check.sh3
-rw-r--r--tools/perf/bench/numa.c2
-rwxr-xr-xtools/perf/check-headers.sh3
-rwxr-xr-xtools/testing/selftests/net/fcnal-test.sh12
-rwxr-xr-xtools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh3
235 files changed, 1591 insertions, 767 deletions
diff --git a/Documentation/DMA-attributes.txt b/Documentation/DMA-attributes.txt
index 7193505a98ca..8f8d97f65d73 100644
--- a/Documentation/DMA-attributes.txt
+++ b/Documentation/DMA-attributes.txt
@@ -156,13 +156,3 @@ accesses to DMA buffers in both privileged "supervisor" and unprivileged
subsystem that the buffer is fully accessible at the elevated privilege
level (and ideally inaccessible or at least read-only at the
lesser-privileged levels).
-
-DMA_ATTR_PRIVILEGED
--------------------
-
-Some advanced peripherals such as remote processors and GPUs perform
-accesses to DMA buffers in both privileged "supervisor" and unprivileged
-"user" modes. This attribute is used to indicate to the DMA-mapping
-subsystem that the buffer is fully accessible at the elevated privilege
-level (and ideally inaccessible or at least read-only at the
-lesser-privileged levels).
diff --git a/Documentation/vm/memory-model.rst b/Documentation/vm/memory-model.rst
index 58a12376b7df..94db75ba7fbe 100644
--- a/Documentation/vm/memory-model.rst
+++ b/Documentation/vm/memory-model.rst
@@ -52,8 +52,7 @@ wrapper :c:func:`free_area_init`. Yet, the mappings array is not
usable until the call to :c:func:`memblock_free_all` that hands all
the memory to the page allocator.
-If an architecture enables `CONFIG_ARCH_HAS_HOLES_MEMORYMODEL` option,
-it may free parts of the `mem_map` array that do not cover the
+An architecture may free parts of the `mem_map` array that do not cover the
actual physical pages. In such case, the architecture specific
:c:func:`pfn_valid` implementation should take the holes in the
`mem_map` into account.
diff --git a/Makefile b/Makefile
index 6d6345087860..cb4097788799 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
-SUBLEVEL = 192
+SUBLEVEL = 196
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 4b36bbcf5a5b..a1622b9290fd 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -26,7 +26,7 @@ config ARM
select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
select ARCH_HAVE_CUSTOM_GPIO_H
select ARCH_HAS_GCOV_PROFILE_ALL
- select ARCH_KEEP_MEMBLOCK if HAVE_ARCH_PFN_VALID || KEXEC
+ select ARCH_KEEP_MEMBLOCK
select ARCH_MIGHT_HAVE_PC_PARPORT
select ARCH_NO_SG_CHAIN if !ARM_HAS_SG_CHAIN
select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX
@@ -521,7 +521,6 @@ config ARCH_S3C24XX
config ARCH_OMAP1
bool "TI OMAP1"
depends on MMU
- select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_OMAP
select CLKDEV_LOOKUP
select CLKSRC_MMIO
@@ -1518,9 +1517,6 @@ config OABI_COMPAT
UNPREDICTABLE (in fact it can be predicted that it won't work
at all). If in doubt say N.
-config ARCH_HAS_HOLES_MEMORYMODEL
- bool
-
config ARCH_SPARSEMEM_ENABLE
bool
@@ -1528,7 +1524,7 @@ config ARCH_SPARSEMEM_DEFAULT
def_bool ARCH_SPARSEMEM_ENABLE
config HAVE_ARCH_PFN_VALID
- def_bool ARCH_HAS_HOLES_MEMORYMODEL || !SPARSEMEM
+ def_bool y
config HIGHMEM
bool "High Memory Support"
diff --git a/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi b/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi
index f310f4d3bcc7..ac723fe898c7 100644
--- a/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi
@@ -117,11 +117,6 @@
groups = "FWSPID";
};
- pinctrl_fwqspid_default: fwqspid_default {
- function = "FWSPID";
- groups = "FWQSPID";
- };
-
pinctrl_fwspiwp_default: fwspiwp_default {
function = "FWSPIWP";
groups = "FWSPIWP";
@@ -653,12 +648,12 @@
};
pinctrl_qspi1_default: qspi1_default {
- function = "QSPI1";
+ function = "SPI1";
groups = "QSPI1";
};
pinctrl_qspi2_default: qspi2_default {
- function = "QSPI2";
+ function = "SPI2";
groups = "QSPI2";
};
diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index 8bba03de51ad..1e61e3862106 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -77,7 +77,7 @@
dailink_master: simple-audio-card,codec {
sound-dai = <&codec>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
};
};
};
@@ -152,7 +152,7 @@
compatible = "fsl,sgtl5000";
#sound-dai-cells = <0>;
reg = <0x0a>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sai1_mclk>;
VDDA-supply = <&reg_module_3v3_avdd>;
diff --git a/arch/arm/boot/dts/imx7-mba7.dtsi b/arch/arm/boot/dts/imx7-mba7.dtsi
index 50abf18ad30b..887497e3bb4b 100644
--- a/arch/arm/boot/dts/imx7-mba7.dtsi
+++ b/arch/arm/boot/dts/imx7-mba7.dtsi
@@ -250,7 +250,7 @@
tlv320aic32x4: audio-codec@18 {
compatible = "ti,tlv320aic32x4";
reg = <0x18>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
clock-names = "mclk";
ldoin-supply = <&reg_audio_3v3>;
iov-supply = <&reg_audio_3v3>;
diff --git a/arch/arm/boot/dts/imx7d-nitrogen7.dts b/arch/arm/boot/dts/imx7d-nitrogen7.dts
index 6b4acea1ef79..ecfa179ccab1 100644
--- a/arch/arm/boot/dts/imx7d-nitrogen7.dts
+++ b/arch/arm/boot/dts/imx7d-nitrogen7.dts
@@ -284,7 +284,7 @@
codec: wm8960@1a {
compatible = "wlf,wm8960";
reg = <0x1a>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
clock-names = "mclk";
wlf,shared-lrclk;
};
diff --git a/arch/arm/boot/dts/imx7d-pico-hobbit.dts b/arch/arm/boot/dts/imx7d-pico-hobbit.dts
index 7b2198a9372c..d917dc4f2f22 100644
--- a/arch/arm/boot/dts/imx7d-pico-hobbit.dts
+++ b/arch/arm/boot/dts/imx7d-pico-hobbit.dts
@@ -31,7 +31,7 @@
dailink_master: simple-audio-card,codec {
sound-dai = <&sgtl5000>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
};
};
};
@@ -41,7 +41,7 @@
#sound-dai-cells = <0>;
reg = <0x0a>;
compatible = "fsl,sgtl5000";
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
VDDA-supply = <&reg_2p5v>;
VDDIO-supply = <&reg_vref_1v8>;
};
diff --git a/arch/arm/boot/dts/imx7d-pico-pi.dts b/arch/arm/boot/dts/imx7d-pico-pi.dts
index 70bea95c06d8..f263e391e24c 100644
--- a/arch/arm/boot/dts/imx7d-pico-pi.dts
+++ b/arch/arm/boot/dts/imx7d-pico-pi.dts
@@ -31,7 +31,7 @@
dailink_master: simple-audio-card,codec {
sound-dai = <&sgtl5000>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
};
};
};
@@ -41,7 +41,7 @@
#sound-dai-cells = <0>;
reg = <0x0a>;
compatible = "fsl,sgtl5000";
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
VDDA-supply = <&reg_2p5v>;
VDDIO-supply = <&reg_vref_1v8>;
};
diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts
index 869efbc4af42..a97cda17e484 100644
--- a/arch/arm/boot/dts/imx7d-sdb.dts
+++ b/arch/arm/boot/dts/imx7d-sdb.dts
@@ -356,7 +356,7 @@
codec: wm8960@1a {
compatible = "wlf,wm8960";
reg = <0x1a>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
clock-names = "mclk";
wlf,shared-lrclk;
};
diff --git a/arch/arm/boot/dts/imx7s-warp.dts b/arch/arm/boot/dts/imx7s-warp.dts
index d6b4888fa686..e035dd5bf4f6 100644
--- a/arch/arm/boot/dts/imx7s-warp.dts
+++ b/arch/arm/boot/dts/imx7s-warp.dts
@@ -75,7 +75,7 @@
dailink_master: simple-audio-card,codec {
sound-dai = <&codec>;
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
};
};
};
@@ -232,7 +232,7 @@
#sound-dai-cells = <0>;
reg = <0x0a>;
compatible = "fsl,sgtl5000";
- clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_CLK>;
+ clocks = <&clks IMX7D_AUDIO_MCLK_ROOT_DIV>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sai1_mclk>;
VDDA-supply = <&vgen4_reg>;
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index 7a0596fcb2e7..3cc0f6d50883 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -457,6 +457,9 @@ extern void pci_iounmap(struct pci_dev *dev, void __iomem *addr);
extern int valid_phys_addr_range(phys_addr_t addr, size_t size);
extern int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
extern int devmem_is_allowed(unsigned long pfn);
+extern bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags);
+#define arch_memremap_can_ram_remap arch_memremap_can_ram_remap
#endif
/*
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 3d65fa56a0e5..8e8efe28d799 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -1043,7 +1043,7 @@ vector_bhb_loop8_\name:
@ bhb workaround
mov r0, #8
-3: b . + 4
+3: W(b) . + 4
subs r0, r0, #1
bne 3b
dsb
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index db798eac7431..824774999825 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -53,17 +53,17 @@ int notrace unwind_frame(struct stackframe *frame)
return -EINVAL;
frame->sp = frame->fp;
- frame->fp = *(unsigned long *)(fp);
- frame->pc = *(unsigned long *)(fp + 4);
+ frame->fp = READ_ONCE_NOCHECK(*(unsigned long *)(fp));
+ frame->pc = READ_ONCE_NOCHECK(*(unsigned long *)(fp + 4));
#else
/* check current frame pointer is within bounds */
if (fp < low + 12 || fp > high - 4)
return -EINVAL;
/* restore the registers from the stack frame */
- frame->fp = *(unsigned long *)(fp - 12);
- frame->sp = *(unsigned long *)(fp - 8);
- frame->pc = *(unsigned long *)(fp - 4);
+ frame->fp = READ_ONCE_NOCHECK(*(unsigned long *)(fp - 12));
+ frame->sp = READ_ONCE_NOCHECK(*(unsigned long *)(fp - 8));
+ frame->pc = READ_ONCE_NOCHECK(*(unsigned long *)(fp - 4));
#endif
return 0;
diff --git a/arch/arm/mach-bcm/Kconfig b/arch/arm/mach-bcm/Kconfig
index 5e5f1fabc3d4..634d1bc3c011 100644
--- a/arch/arm/mach-bcm/Kconfig
+++ b/arch/arm/mach-bcm/Kconfig
@@ -214,7 +214,6 @@ config ARCH_BRCMSTB
select HAVE_ARM_ARCH_TIMER
select BRCMSTB_L2_IRQ
select BCM7120_L2_IRQ
- select ARCH_HAS_HOLES_MEMORYMODEL
select ZONE_DMA if ARM_LPAE
select SOC_BRCMSTB
select SOC_BUS
diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig
index 02b180ad7245..4d3b7d0418c4 100644
--- a/arch/arm/mach-davinci/Kconfig
+++ b/arch/arm/mach-davinci/Kconfig
@@ -5,7 +5,6 @@ menuconfig ARCH_DAVINCI
depends on ARCH_MULTI_V5
select DAVINCI_TIMER
select ZONE_DMA
- select ARCH_HAS_HOLES_MEMORYMODEL
select PM_GENERIC_DOMAINS if PM
select PM_GENERIC_DOMAINS_OF if PM && OF
select REGMAP_MMIO
diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig
index 9dab1f50a02f..fc01137628e4 100644
--- a/arch/arm/mach-exynos/Kconfig
+++ b/arch/arm/mach-exynos/Kconfig
@@ -8,7 +8,6 @@
menuconfig ARCH_EXYNOS
bool "Samsung EXYNOS"
depends on ARCH_MULTI_V7
- select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_SUPPORTS_BIG_ENDIAN
select ARM_AMBA
select ARM_GIC
diff --git a/arch/arm/mach-highbank/Kconfig b/arch/arm/mach-highbank/Kconfig
index 1bc68913d62c..9de38ce8124f 100644
--- a/arch/arm/mach-highbank/Kconfig
+++ b/arch/arm/mach-highbank/Kconfig
@@ -2,7 +2,6 @@
config ARCH_HIGHBANK
bool "Calxeda ECX-1000/2000 (Highbank/Midway)"
depends on ARCH_MULTI_V7
- select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_SUPPORTS_BIG_ENDIAN
select ARM_AMBA
select ARM_ERRATA_764369 if SMP
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index fdb6743760a2..0211f4aa8cc7 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -94,7 +94,7 @@ config SOC_DRA7XX
config ARCH_OMAP2PLUS
bool
select ARCH_HAS_BANDGAP
- select ARCH_HAS_HOLES_MEMORYMODEL
+ select ARCH_HAS_RESET_CONTROLLER
select ARCH_OMAP
select CLKSRC_MMIO
select GENERIC_IRQ_CHIP
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 03984a791879..69ff1bb89f38 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -8,7 +8,6 @@
config ARCH_S5PV210
bool "Samsung S5PV210/S5PC110"
depends on ARCH_MULTI_V7
- select ARCH_HAS_HOLES_MEMORYMODEL
select ARM_VIC
select CLKSRC_SAMSUNG_PWM
select COMMON_CLK_SAMSUNG
diff --git a/arch/arm/mach-tango/Kconfig b/arch/arm/mach-tango/Kconfig
index 25b2fd434861..a9eeda36aeb1 100644
--- a/arch/arm/mach-tango/Kconfig
+++ b/arch/arm/mach-tango/Kconfig
@@ -3,7 +3,6 @@ config ARCH_TANGO
bool "Sigma Designs Tango4 (SMP87xx)"
depends on ARCH_MULTI_V7
# Cortex-A9 MPCore r3p0, PL310 r3p2
- select ARCH_HAS_HOLES_MEMORYMODEL
select ARM_ERRATA_754322
select ARM_ERRATA_764369 if SMP
select ARM_ERRATA_775420
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 513c26b46db3..841b66515b37 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -500,3 +500,11 @@ void __init early_ioremap_init(void)
{
early_ioremap_setup();
}
+
+bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags)
+{
+ unsigned long pfn = PHYS_PFN(offset);
+
+ return memblock_is_map_memory(pfn);
+}
diff --git a/arch/arm/mm/proc-v7-bugs.c b/arch/arm/mm/proc-v7-bugs.c
index 097ef85bb7f2..bcb9181601d9 100644
--- a/arch/arm/mm/proc-v7-bugs.c
+++ b/arch/arm/mm/proc-v7-bugs.c
@@ -301,6 +301,7 @@ void cpu_v7_ca15_ibe(void)
{
if (check_spectre_auxcr(this_cpu_ptr(&spectre_warned), BIT(0)))
cpu_v7_spectre_v2_init();
+ cpu_v7_spectre_bhb_init();
}
void cpu_v7_bugs_init(void)
diff --git a/arch/arm64/include/asm/io.h b/arch/arm64/include/asm/io.h
index 323cb306bd28..8ac55ff3094a 100644
--- a/arch/arm64/include/asm/io.h
+++ b/arch/arm64/include/asm/io.h
@@ -204,4 +204,8 @@ extern int valid_mmap_phys_addr_range(unsigned long pfn, size_t size);
extern int devmem_is_allowed(unsigned long pfn);
+extern bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags);
+#define arch_memremap_can_ram_remap arch_memremap_can_ram_remap
+
#endif /* __ASM_IO_H */
diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c
index 9be71bee902c..8dac7fcfb4bd 100644
--- a/arch/arm64/mm/ioremap.c
+++ b/arch/arm64/mm/ioremap.c
@@ -13,6 +13,7 @@
#include <linux/mm.h>
#include <linux/vmalloc.h>
#include <linux/io.h>
+#include <linux/memblock.h>
#include <asm/fixmap.h>
#include <asm/tlbflush.h>
@@ -100,3 +101,11 @@ void __init early_ioremap_init(void)
{
early_ioremap_setup();
}
+
+bool arch_memremap_can_ram_remap(resource_size_t offset, size_t size,
+ unsigned long flags)
+{
+ unsigned long pfn = PHYS_PFN(offset);
+
+ return memblock_is_map_memory(pfn);
+}
diff --git a/arch/mips/bmips/setup.c b/arch/mips/bmips/setup.c
index 2f81a94c71a6..7aee9ff19c1a 100644
--- a/arch/mips/bmips/setup.c
+++ b/arch/mips/bmips/setup.c
@@ -167,7 +167,7 @@ void __init plat_mem_setup(void)
dtb = phys_to_virt(fw_arg2);
else if (fw_passed_dtb) /* UHI interface or appended dtb */
dtb = (void *)fw_passed_dtb;
- else if (__dtb_start != __dtb_end)
+ else if (&__dtb_start != &__dtb_end)
dtb = (void *)__dtb_start;
else
panic("no dtb found");
diff --git a/arch/mips/include/asm/timex.h b/arch/mips/include/asm/timex.h
index b05bb70a2e46..8026baf46e72 100644
--- a/arch/mips/include/asm/timex.h
+++ b/arch/mips/include/asm/timex.h
@@ -40,9 +40,9 @@
typedef unsigned int cycles_t;
/*
- * On R4000/R4400 before version 5.0 an erratum exists such that if the
- * cycle counter is read in the exact moment that it is matching the
- * compare register, no interrupt will be generated.
+ * On R4000/R4400 an erratum exists such that if the cycle counter is
+ * read in the exact moment that it is matching the compare register,
+ * no interrupt will be generated.
*
* There is a suggested workaround and also the erratum can't strike if
* the compare interrupt isn't being used as the clock source device.
@@ -63,7 +63,7 @@ static inline int can_use_mips_counter(unsigned int prid)
if (!__builtin_constant_p(cpu_has_counter))
asm volatile("" : "=m" (cpu_data[0].options));
if (likely(cpu_has_counter &&
- prid >= (PRID_IMP_R4000 | PRID_REV_ENCODE_44(5, 0))))
+ prid > (PRID_IMP_R4000 | PRID_REV_ENCODE_44(15, 15))))
return 1;
else
return 0;
diff --git a/arch/mips/jz4740/setup.c b/arch/mips/jz4740/setup.c
index dc8ee21e0948..45e327960a46 100644
--- a/arch/mips/jz4740/setup.c
+++ b/arch/mips/jz4740/setup.c
@@ -61,7 +61,7 @@ void __init plat_mem_setup(void)
jz4740_reset_init();
- if (__dtb_start != __dtb_end)
+ if (&__dtb_start != &__dtb_end)
dtb = __dtb_start;
else
dtb = (void *)fw_passed_dtb;
diff --git a/arch/mips/kernel/time.c b/arch/mips/kernel/time.c
index caa01457dce6..ed339d7979f3 100644
--- a/arch/mips/kernel/time.c
+++ b/arch/mips/kernel/time.c
@@ -141,15 +141,10 @@ static __init int cpu_has_mfc0_count_bug(void)
case CPU_R4400MC:
/*
* The published errata for the R4400 up to 3.0 say the CPU
- * has the mfc0 from count bug.
+ * has the mfc0 from count bug. This seems the last version
+ * produced.
*/
- if ((current_cpu_data.processor_id & 0xff) <= 0x30)
- return 1;
-
- /*
- * we assume newer revisions are ok
- */
- return 0;
+ return 1;
}
return 0;
diff --git a/arch/mips/lantiq/falcon/sysctrl.c b/arch/mips/lantiq/falcon/sysctrl.c
index 037b08f3257e..a2837a54d972 100644
--- a/arch/mips/lantiq/falcon/sysctrl.c
+++ b/arch/mips/lantiq/falcon/sysctrl.c
@@ -167,6 +167,8 @@ static inline void clkdev_add_sys(const char *dev, unsigned int module,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev;
clk->cl.con_id = NULL;
clk->cl.clk = clk;
diff --git a/arch/mips/lantiq/prom.c b/arch/mips/lantiq/prom.c
index 51a218f04fe0..3f568f5aae2d 100644
--- a/arch/mips/lantiq/prom.c
+++ b/arch/mips/lantiq/prom.c
@@ -79,7 +79,7 @@ void __init plat_mem_setup(void)
if (fw_passed_dtb) /* UHI interface */
dtb = (void *)fw_passed_dtb;
- else if (__dtb_start != __dtb_end)
+ else if (&__dtb_start != &__dtb_end)
dtb = (void *)__dtb_start;
else
panic("no dtb found");
diff --git a/arch/mips/lantiq/xway/gptu.c b/arch/mips/lantiq/xway/gptu.c
index 3d5683e75cf1..200fe9ff641d 100644
--- a/arch/mips/lantiq/xway/gptu.c
+++ b/arch/mips/lantiq/xway/gptu.c
@@ -122,6 +122,8 @@ static inline void clkdev_add_gptu(struct device *dev, const char *con,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev_name(dev);
clk->cl.con_id = con;
clk->cl.clk = clk;
diff --git a/arch/mips/lantiq/xway/sysctrl.c b/arch/mips/lantiq/xway/sysctrl.c
index 2ee68d6e8bb9..6c2d9779ac72 100644
--- a/arch/mips/lantiq/xway/sysctrl.c
+++ b/arch/mips/lantiq/xway/sysctrl.c
@@ -311,6 +311,8 @@ static void clkdev_add_pmu(const char *dev, const char *con, bool deactivate,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev;
clk->cl.con_id = con;
clk->cl.clk = clk;
@@ -334,6 +336,8 @@ static void clkdev_add_cgu(const char *dev, const char *con,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev;
clk->cl.con_id = con;
clk->cl.clk = clk;
@@ -352,24 +356,28 @@ static void clkdev_add_pci(void)
struct clk *clk_ext = kzalloc(sizeof(struct clk), GFP_KERNEL);
/* main pci clock */
- clk->cl.dev_id = "17000000.pci";
- clk->cl.con_id = NULL;
- clk->cl.clk = clk;
- clk->rate = CLOCK_33M;
- clk->rates = valid_pci_rates;
- clk->enable = pci_enable;
- clk->disable = pmu_disable;
- clk->module = 0;
- clk->bits = PMU_PCI;
- clkdev_add(&clk->cl);
+ if (clk) {
+ clk->cl.dev_id = "17000000.pci";
+ clk->cl.con_id = NULL;
+ clk->cl.clk = clk;
+ clk->rate = CLOCK_33M;
+ clk->rates = valid_pci_rates;
+ clk->enable = pci_enable;
+ clk->disable = pmu_disable;
+ clk->module = 0;
+ clk->bits = PMU_PCI;
+ clkdev_add(&clk->cl);
+ }
/* use internal/external bus clock */
- clk_ext->cl.dev_id = "17000000.pci";
- clk_ext->cl.con_id = "external";
- clk_ext->cl.clk = clk_ext;
- clk_ext->enable = pci_ext_enable;
- clk_ext->disable = pci_ext_disable;
- clkdev_add(&clk_ext->cl);
+ if (clk_ext) {
+ clk_ext->cl.dev_id = "17000000.pci";
+ clk_ext->cl.con_id = "external";
+ clk_ext->cl.clk = clk_ext;
+ clk_ext->enable = pci_ext_enable;
+ clk_ext->disable = pci_ext_disable;
+ clkdev_add(&clk_ext->cl);
+ }
}
/* xway socs can generate clocks on gpio pins */
@@ -389,9 +397,15 @@ static void clkdev_add_clkout(void)
char *name;
name = kzalloc(sizeof("clkout0"), GFP_KERNEL);
+ if (!name)
+ continue;
sprintf(name, "clkout%d", i);
clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk) {
+ kfree(name);
+ continue;
+ }
clk->cl.dev_id = "1f103000.cgu";
clk->cl.con_id = name;
clk->cl.clk = clk;
diff --git a/arch/mips/pic32/pic32mzda/init.c b/arch/mips/pic32/pic32mzda/init.c
index 50f376f058f4..f232c77ff526 100644
--- a/arch/mips/pic32/pic32mzda/init.c
+++ b/arch/mips/pic32/pic32mzda/init.c
@@ -28,7 +28,7 @@ static ulong get_fdtaddr(void)
if (fw_passed_dtb && !fw_arg2 && !fw_arg3)
return (ulong)fw_passed_dtb;
- if (__dtb_start < __dtb_end)
+ if (&__dtb_start < &__dtb_end)
ftaddr = (ulong)__dtb_start;
return ftaddr;
diff --git a/arch/mips/ralink/of.c b/arch/mips/ralink/of.c
index 4e38a905ab38..e2c71c6c667d 100644
--- a/arch/mips/ralink/of.c
+++ b/arch/mips/ralink/of.c
@@ -77,7 +77,7 @@ void __init plat_mem_setup(void)
*/
if (fw_passed_dtb)
dtb = (void *)fw_passed_dtb;
- else if (__dtb_start != __dtb_end)
+ else if (&__dtb_start != &__dtb_end)
dtb = (void *)__dtb_start;
__dt_setup_arch(dtb);
diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c
index 13f771f74ee3..b0045889864c 100644
--- a/arch/parisc/kernel/processor.c
+++ b/arch/parisc/kernel/processor.c
@@ -419,8 +419,7 @@ show_cpuinfo (struct seq_file *m, void *v)
}
seq_printf(m, " (0x%02lx)\n", boot_cpu_data.pdc.capabilities);
- seq_printf(m, "model\t\t: %s\n"
- "model name\t: %s\n",
+ seq_printf(m, "model\t\t: %s - %s\n",
boot_cpu_data.pdc.sys_model_name,
cpuinfo->dev ?
cpuinfo->dev->name : "Unknown");
diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index 2faaf456956a..71e3d7c0b870 100644
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -31,6 +31,16 @@ KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-option,-ffreestanding)
KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-disable-warning, address-of-packed-member)
KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO),-g)
KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO_DWARF4), $(call cc-option, -gdwarf-4,))
+
+ifdef CONFIG_CC_IS_GCC
+ ifeq ($(call cc-ifversion, -ge, 1200, y), y)
+ ifeq ($(call cc-ifversion, -lt, 1300, y), y)
+ KBUILD_CFLAGS += $(call cc-disable-warning, array-bounds)
+ KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-disable-warning, array-bounds)
+ endif
+ endif
+endif
+
UTS_MACHINE := s390x
STACK_SIZE := $(if $(CONFIG_KASAN),65536,16384)
CHECKFLAGS += -D__s390__ -D__s390x__
diff --git a/arch/x86/crypto/chacha-avx512vl-x86_64.S b/arch/x86/crypto/chacha-avx512vl-x86_64.S
index 848f9c75fd4f..596f91e3a774 100644
--- a/arch/x86/crypto/chacha-avx512vl-x86_64.S
+++ b/arch/x86/crypto/chacha-avx512vl-x86_64.S
@@ -172,7 +172,7 @@ ENTRY(chacha_2block_xor_avx512vl)
# xor remaining bytes from partial register into output
mov %rcx,%rax
and $0xf,%rcx
- jz .Ldone8
+ jz .Ldone2
mov %rax,%r9
and $~0xf,%r9
@@ -438,7 +438,7 @@ ENTRY(chacha_4block_xor_avx512vl)
# xor remaining bytes from partial register into output
mov %rcx,%rax
and $0xf,%rcx
- jz .Ldone8
+ jz .Ldone4
mov %rax,%r9
and $~0xf,%r9
diff --git a/arch/x86/include/asm/asm.h b/arch/x86/include/asm/asm.h
index 3ff577c0b102..1b563f9167ea 100644
--- a/arch/x86/include/asm/asm.h
+++ b/arch/x86/include/asm/asm.h
@@ -7,9 +7,11 @@
# define __ASM_FORM_RAW(x) x
# define __ASM_FORM_COMMA(x) x,
#else
-# define __ASM_FORM(x) " " #x " "
-# define __ASM_FORM_RAW(x) #x
-# define __ASM_FORM_COMMA(x) " " #x ","
+#include <linux/stringify.h>
+
+# define __ASM_FORM(x) " " __stringify(x) " "
+# define __ASM_FORM_RAW(x) __stringify(x)
+# define __ASM_FORM_COMMA(x) " " __stringify(x) ","
#endif
#ifndef __x86_64__
diff --git a/arch/x86/include/asm/emulate_prefix.h b/arch/x86/include/asm/emulate_prefix.h
new file mode 100644
index 000000000000..70f5b98a5286
--- /dev/null
+++ b/arch/x86/include/asm/emulate_prefix.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_EMULATE_PREFIX_H
+#define _ASM_X86_EMULATE_PREFIX_H
+
+/*
+ * Virt escape sequences to trigger instruction emulation;
+ * ideally these would decode to 'whole' instruction and not destroy
+ * the instruction stream; sadly this is not true for the 'kvm' one :/
+ */
+
+#define __XEN_EMULATE_PREFIX 0x0f,0x0b,0x78,0x65,0x6e /* ud2 ; .ascii "xen" */
+#define __KVM_EMULATE_PREFIX 0x0f,0x0b,0x6b,0x76,0x6d /* ud2 ; .ascii "kvm" */
+
+#endif
diff --git a/arch/x86/include/asm/insn.h b/arch/x86/include/asm/insn.h
index a51ffeea6d87..a8c3d284fa46 100644
--- a/arch/x86/include/asm/insn.h
+++ b/arch/x86/include/asm/insn.h
@@ -45,6 +45,7 @@ struct insn {
struct insn_field immediate2; /* for 64bit imm or seg16 */
};
+ int emulate_prefix_size;
insn_attr_t attr;
unsigned char opnd_bytes;
unsigned char addr_bytes;
@@ -128,6 +129,11 @@ static inline int insn_is_evex(struct insn *insn)
return (insn->vex_prefix.nbytes == 4);
}
+static inline int insn_has_emulate_prefix(struct insn *insn)
+{
+ return !!insn->emulate_prefix_size;
+}
+
/* Ensure this instruction is decoded completely */
static inline int insn_complete(struct insn *insn)
{
diff --git a/arch/x86/include/asm/xen/interface.h b/arch/x86/include/asm/xen/interface.h
index 62ca03ef5c65..9139b3e86316 100644
--- a/arch/x86/include/asm/xen/interface.h
+++ b/arch/x86/include/asm/xen/interface.h
@@ -379,12 +379,9 @@ struct xen_pmu_arch {
* Prefix forces emulation of some non-trapping instructions.
* Currently only CPUID.
*/
-#ifdef __ASSEMBLY__
-#define XEN_EMULATE_PREFIX .byte 0x0f,0x0b,0x78,0x65,0x6e ;
-#define XEN_CPUID XEN_EMULATE_PREFIX cpuid
-#else
-#define XEN_EMULATE_PREFIX ".byte 0x0f,0x0b,0x78,0x65,0x6e ; "
-#define XEN_CPUID XEN_EMULATE_PREFIX "cpuid"
-#endif
+#include <asm/emulate_prefix.h>
+
+#define XEN_EMULATE_PREFIX __ASM_FORM(.byte __XEN_EMULATE_PREFIX ;)
+#define XEN_CPUID XEN_EMULATE_PREFIX __ASM_FORM(cpuid)
#endif /* _ASM_X86_XEN_INTERFACE_H */
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index c205d77d57da..3700dc94847c 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -358,6 +358,10 @@ int __copy_instruction(u8 *dest, u8 *src, u8 *real, struct insn *insn)
kernel_insn_init(insn, dest, MAX_INSN_SIZE);
insn_get_length(insn);
+ /* We can not probe force emulate prefixed instruction */
+ if (insn_has_emulate_prefix(insn))
+ return 0;
+
/* Another subsystem puts a breakpoint, failed to recover */
if (insn->opcode.bytes[0] == BREAKPOINT_INSTRUCTION)
return 0;
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 408b51aba293..f582dda8dd34 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -59,6 +59,7 @@ static DEFINE_PER_CPU_DECRYPTED(struct kvm_vcpu_pv_apf_data, apf_reason) __align
DEFINE_PER_CPU_DECRYPTED(struct kvm_steal_time, steal_time) __aligned(64) __visible;
static int has_steal_clock = 0;
+static int has_guest_poll = 0;
/*
* No need for any "IO delay" on KVM
*/
@@ -584,14 +585,26 @@ static int kvm_cpu_down_prepare(unsigned int cpu)
static int kvm_suspend(void)
{
+ u64 val = 0;
+
kvm_guest_cpu_offline(false);
+#ifdef CONFIG_ARCH_CPUIDLE_HALTPOLL
+ if (kvm_para_has_feature(KVM_FEATURE_POLL_CONTROL))
+ rdmsrl(MSR_KVM_POLL_CONTROL, val);
+ has_guest_poll = !(val & 1);
+#endif
return 0;
}
static void kvm_resume(void)
{
kvm_cpu_online(raw_smp_processor_id());
+
+#ifdef CONFIG_ARCH_CPUIDLE_HALTPOLL
+ if (kvm_para_has_feature(KVM_FEATURE_POLL_CONTROL) && has_guest_poll)
+ wrmsrl(MSR_KVM_POLL_CONTROL, 0);
+#endif
}
static struct syscore_ops kvm_syscore_ops = {
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 6a8db8eb0e94..62c7f771a7cf 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -592,6 +592,11 @@ static inline int __do_cpuid_func(struct kvm_cpuid_entry2 *entry, u32 function,
union cpuid10_eax eax;
union cpuid10_edx edx;
+ if (!static_cpu_has(X86_FEATURE_ARCH_PERFMON)) {
+ entry->eax = entry->ebx = entry->ecx = entry->edx = 0;
+ break;
+ }
+
perf_get_x86_pmu_capability(&cap);
/*
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index afe3b8e61514..3696b4de9d99 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -118,7 +118,8 @@ static inline u32 kvm_x2apic_id(struct kvm_lapic *apic)
bool kvm_can_post_timer_interrupt(struct kvm_vcpu *vcpu)
{
- return pi_inject_timer && kvm_vcpu_apicv_active(vcpu);
+ return pi_inject_timer && kvm_vcpu_apicv_active(vcpu) &&
+ (kvm_mwait_in_guest(vcpu->kvm) || kvm_hlt_in_guest(vcpu->kvm));
}
EXPORT_SYMBOL_GPL(kvm_can_post_timer_interrupt);
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index d3877dd713ae..015da62e4ad7 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -5821,6 +5821,7 @@ static void kvm_zap_obsolete_pages(struct kvm *kvm)
{
struct kvm_mmu_page *sp, *node;
int nr_zapped, batch = 0;
+ bool unstable;
restart:
list_for_each_entry_safe_reverse(sp, node,
@@ -5853,11 +5854,12 @@ restart:
goto restart;
}
- if (__kvm_mmu_prepare_zap_page(kvm, sp,
- &kvm->arch.zapped_obsolete_pages, &nr_zapped)) {
- batch += nr_zapped;
+ unstable = __kvm_mmu_prepare_zap_page(kvm, sp,
+ &kvm->arch.zapped_obsolete_pages, &nr_zapped);
+ batch += nr_zapped;
+
+ if (unstable)
goto restart;
- }
}
/*
diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c
index e0e3776059af..32561431acde 100644
--- a/arch/x86/kvm/pmu.c
+++ b/arch/x86/kvm/pmu.c
@@ -143,7 +143,6 @@ static void pmc_reprogram_counter(struct kvm_pmc *pmc, u32 type,
void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel)
{
unsigned config, type = PERF_TYPE_RAW;
- u8 event_select, unit_mask;
struct kvm *kvm = pmc->vcpu->kvm;
struct kvm_pmu_event_filter *filter;
int i;
@@ -175,17 +174,12 @@ void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel)
if (!allow_event)
return;
- event_select = eventsel & ARCH_PERFMON_EVENTSEL_EVENT;
- unit_mask = (eventsel & ARCH_PERFMON_EVENTSEL_UMASK) >> 8;
-
if (!(eventsel & (ARCH_PERFMON_EVENTSEL_EDGE |
ARCH_PERFMON_EVENTSEL_INV |
ARCH_PERFMON_EVENTSEL_CMASK |
HSW_IN_TX |
HSW_IN_TX_CHECKPOINTED))) {
- config = kvm_x86_ops->pmu_ops->find_arch_event(pmc_to_pmu(pmc),
- event_select,
- unit_mask);
+ config = kvm_x86_ops->pmu_ops->pmc_perf_hw_id(pmc);
if (config != PERF_COUNT_HW_MAX)
type = PERF_TYPE_HARDWARE;
}
diff --git a/arch/x86/kvm/pmu.h b/arch/x86/kvm/pmu.h
index 3fc98afd72a8..b63859e340e4 100644
--- a/arch/x86/kvm/pmu.h
+++ b/arch/x86/kvm/pmu.h
@@ -22,8 +22,7 @@ struct kvm_event_hw_type_mapping {
};
struct kvm_pmu_ops {
- unsigned (*find_arch_event)(struct kvm_pmu *pmu, u8 event_select,
- u8 unit_mask);
+ unsigned int (*pmc_perf_hw_id)(struct kvm_pmc *pmc);
unsigned (*find_fixed_event)(int idx);
bool (*pmc_is_enabled)(struct kvm_pmc *pmc);
struct kvm_pmc *(*pmc_idx_to_pmc)(struct kvm_pmu *pmu, int pmc_idx);
diff --git a/arch/x86/kvm/pmu_amd.c b/arch/x86/kvm/pmu_amd.c
index 6bc656abbe66..799b9a3144e3 100644
--- a/arch/x86/kvm/pmu_amd.c
+++ b/arch/x86/kvm/pmu_amd.c
@@ -44,6 +44,22 @@ static struct kvm_event_hw_type_mapping amd_event_mapping[] = {
[7] = { 0xd1, 0x00, PERF_COUNT_HW_STALLED_CYCLES_BACKEND },
};
+/* duplicated from amd_f17h_perfmon_event_map. */
+static struct kvm_event_hw_type_mapping amd_f17h_event_mapping[] = {
+ [0] = { 0x76, 0x00, PERF_COUNT_HW_CPU_CYCLES },
+ [1] = { 0xc0, 0x00, PERF_COUNT_HW_INSTRUCTIONS },
+ [2] = { 0x60, 0xff, PERF_COUNT_HW_CACHE_REFERENCES },
+ [3] = { 0x64, 0x09, PERF_COUNT_HW_CACHE_MISSES },
+ [4] = { 0xc2, 0x00, PERF_COUNT_HW_BRANCH_INSTRUCTIONS },
+ [5] = { 0xc3, 0x00, PERF_COUNT_HW_BRANCH_MISSES },
+ [6] = { 0x87, 0x02, PERF_COUNT_HW_STALLED_CYCLES_FRONTEND },
+ [7] = { 0x87, 0x01, PERF_COUNT_HW_STALLED_CYCLES_BACKEND },
+};
+
+/* amd_pmc_perf_hw_id depends on these being the same size */
+static_assert(ARRAY_SIZE(amd_event_mapping) ==
+ ARRAY_SIZE(amd_f17h_event_mapping));
+
static unsigned int get_msr_base(struct kvm_pmu *pmu, enum pmu_type type)
{
struct kvm_vcpu *vcpu = pmu_to_vcpu(pmu);
@@ -126,21 +142,27 @@ static inline struct kvm_pmc *get_gp_pmc_amd(struct kvm_pmu *pmu, u32 msr,
return &pmu->gp_counters[msr_to_index(msr)];
}
-static unsigned amd_find_arch_event(struct kvm_pmu *pmu,
- u8 event_select,
- u8 unit_mask)
+static unsigned int amd_pmc_perf_hw_id(struct kvm_pmc *pmc)
{
+ struct kvm_event_hw_type_mapping *event_mapping;
+ u8 event_select = pmc->eventsel & ARCH_PERFMON_EVENTSEL_EVENT;
+ u8 unit_mask = (pmc->eventsel & ARCH_PERFMON_EVENTSEL_UMASK) >> 8;
int i;
+ if (guest_cpuid_family(pmc->vcpu) >= 0x17)
+ event_mapping = amd_f17h_event_mapping;
+ else
+ event_mapping = amd_event_mapping;
+
for (i = 0; i < ARRAY_SIZE(amd_event_mapping); i++)
- if (amd_event_mapping[i].eventsel == event_select
- && amd_event_mapping[i].unit_mask == unit_mask)
+ if (event_mapping[i].eventsel == event_select
+ && event_mapping[i].unit_mask == unit_mask)
break;
if (i == ARRAY_SIZE(amd_event_mapping))
return PERF_COUNT_HW_MAX;
- return amd_event_mapping[i].event_type;
+ return event_mapping[i].event_type;
}
/* return PERF_COUNT_HW_MAX as AMD doesn't have fixed events */
@@ -300,7 +322,7 @@ static void amd_pmu_reset(struct kvm_vcpu *vcpu)
}
struct kvm_pmu_ops amd_pmu_ops = {
- .find_arch_event = amd_find_arch_event,
+ .pmc_perf_hw_id = amd_pmc_perf_hw_id,
.find_fixed_event = amd_find_fixed_event,
.pmc_is_enabled = amd_pmc_is_enabled,
.pmc_idx_to_pmc = amd_pmc_idx_to_pmc,
diff --git a/arch/x86/kvm/vmx/pmu_intel.c b/arch/x86/kvm/vmx/pmu_intel.c
index 181e352d38de..395566018ba9 100644
--- a/arch/x86/kvm/vmx/pmu_intel.c
+++ b/arch/x86/kvm/vmx/pmu_intel.c
@@ -64,10 +64,11 @@ static void global_ctrl_changed(struct kvm_pmu *pmu, u64 data)
reprogram_counter(pmu, bit);
}
-static unsigned intel_find_arch_event(struct kvm_pmu *pmu,
- u8 event_select,
- u8 unit_mask)
+static unsigned int intel_pmc_perf_hw_id(struct kvm_pmc *pmc)
{
+ struct kvm_pmu *pmu = pmc_to_pmu(pmc);
+ u8 event_select = pmc->eventsel & ARCH_PERFMON_EVENTSEL_EVENT;
+ u8 unit_mask = (pmc->eventsel & ARCH_PERFMON_EVENTSEL_UMASK) >> 8;
int i;
for (i = 0; i < ARRAY_SIZE(intel_arch_events); i++)
@@ -374,7 +375,7 @@ static void intel_pmu_reset(struct kvm_vcpu *vcpu)
}
struct kvm_pmu_ops intel_pmu_ops = {
- .find_arch_event = intel_find_arch_event,
+ .pmc_perf_hw_id = intel_pmc_perf_hw_id,
.find_fixed_event = intel_find_fixed_event,
.pmc_is_enabled = intel_pmc_is_enabled,
.pmc_idx_to_pmc = intel_pmc_idx_to_pmc,
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 1f7dfa5aa42d..6dd77e426889 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -68,6 +68,7 @@
#include <asm/mshyperv.h>
#include <asm/hypervisor.h>
#include <asm/intel_pt.h>
+#include <asm/emulate_prefix.h>
#include <clocksource/hyperv_timer.h>
#define CREATE_TRACE_POINTS
@@ -5583,6 +5584,7 @@ EXPORT_SYMBOL_GPL(kvm_write_guest_virt_system);
int handle_ud(struct kvm_vcpu *vcpu)
{
+ static const char kvm_emulate_prefix[] = { __KVM_EMULATE_PREFIX };
int emul_type = EMULTYPE_TRAP_UD;
char sig[5]; /* ud2; .ascii "kvm" */
struct x86_exception e;
@@ -5590,7 +5592,7 @@ int handle_ud(struct kvm_vcpu *vcpu)
if (force_emulation_prefix &&
kvm_read_guest_virt(vcpu, kvm_get_linear_rip(vcpu),
sig, sizeof(sig), &e) == 0 &&
- memcmp(sig, "\xf\xbkvm", sizeof(sig)) == 0) {
+ memcmp(sig, kvm_emulate_prefix, sizeof(sig)) == 0) {
kvm_rip_write(vcpu, kvm_rip_read(vcpu) + sizeof(sig));
emul_type = EMULTYPE_TRAP_UD_FORCED;
}
diff --git a/arch/x86/lib/insn.c b/arch/x86/lib/insn.c
index 0b5862ba6a75..404279563891 100644
--- a/arch/x86/lib/insn.c
+++ b/arch/x86/lib/insn.c
@@ -13,6 +13,8 @@
#include <asm/inat.h>
#include <asm/insn.h>
+#include <asm/emulate_prefix.h>
+
/* Verify next sizeof(t) bytes can be on the same instruction */
#define validate_next(t, insn, n) \
((insn)->next_byte + sizeof(t) + n <= (insn)->end_kaddr)
@@ -58,6 +60,36 @@ void insn_init(struct insn *insn, const void *kaddr, int buf_len, int x86_64)
insn->addr_bytes = 4;
}
+static const insn_byte_t xen_prefix[] = { __XEN_EMULATE_PREFIX };
+static const insn_byte_t kvm_prefix[] = { __KVM_EMULATE_PREFIX };
+
+static int __insn_get_emulate_prefix(struct insn *insn,
+ const insn_byte_t *prefix, size_t len)
+{
+ size_t i;
+
+ for (i = 0; i < len; i++) {
+ if (peek_nbyte_next(insn_byte_t, insn, i) != prefix[i])
+ goto err_out;
+ }
+
+ insn->emulate_prefix_size = len;
+ insn->next_byte += len;
+
+ return 1;
+
+err_out:
+ return 0;
+}
+
+static void insn_get_emulate_prefix(struct insn *insn)
+{
+ if (__insn_get_emulate_prefix(insn, xen_prefix, sizeof(xen_prefix)))
+ return;
+
+ __insn_get_emulate_prefix(insn, kvm_prefix, sizeof(kvm_prefix));
+}
+
/**
* insn_get_prefixes - scan x86 instruction prefix bytes
* @insn: &struct insn containing instruction
@@ -76,6 +108,8 @@ void insn_get_prefixes(struct insn *insn)
if (prefixes->got)
return;
+ insn_get_emulate_prefix(insn);
+
nb = 0;
lb = 0;
b = peek_next(insn_byte_t, insn);
diff --git a/arch/x86/um/shared/sysdep/syscalls_64.h b/arch/x86/um/shared/sysdep/syscalls_64.h
index 8a7d5e1da98e..1e6875b4ffd8 100644
--- a/arch/x86/um/shared/sysdep/syscalls_64.h
+++ b/arch/x86/um/shared/sysdep/syscalls_64.h
@@ -10,13 +10,12 @@
#include <linux/msg.h>
#include <linux/shm.h>
-typedef long syscall_handler_t(void);
+typedef long syscall_handler_t(long, long, long, long, long, long);
extern syscall_handler_t *sys_call_table[];
#define EXECUTE_SYSCALL(syscall, regs) \
- (((long (*)(long, long, long, long, long, long)) \
- (*sys_call_table[syscall]))(UPT_SYSCALL_ARG1(&regs->regs), \
+ (((*sys_call_table[syscall]))(UPT_SYSCALL_ARG1(&regs->regs), \
UPT_SYSCALL_ARG2(&regs->regs), \
UPT_SYSCALL_ARG3(&regs->regs), \
UPT_SYSCALL_ARG4(&regs->regs), \
diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
index 64e6ec2c32a7..9d9777ded5f7 100644
--- a/arch/x86/xen/smp_pv.c
+++ b/arch/x86/xen/smp_pv.c
@@ -53,6 +53,7 @@ static DEFINE_PER_CPU(struct xen_common_irq, xen_irq_work) = { .irq = -1 };
static DEFINE_PER_CPU(struct xen_common_irq, xen_pmu_irq) = { .irq = -1 };
static irqreturn_t xen_irq_work_interrupt(int irq, void *dev_id);
+void asm_cpu_bringup_and_idle(void);
static void cpu_bringup(void)
{
@@ -310,7 +311,7 @@ cpu_initialize_context(unsigned int cpu, struct task_struct *idle)
* pointing just below where pt_regs would be if it were a normal
* kernel entry.
*/
- ctxt->user_regs.eip = (unsigned long)cpu_bringup_and_idle;
+ ctxt->user_regs.eip = (unsigned long)asm_cpu_bringup_and_idle;
ctxt->flags = VGCF_IN_KERNEL;
ctxt->user_regs.eflags = 0x1000; /* IOPL_RING1 */
ctxt->user_regs.ds = __USER_DS;
diff --git a/arch/x86/xen/xen-head.S b/arch/x86/xen/xen-head.S
index c1d8b90aa4e2..142da8547480 100644
--- a/arch/x86/xen/xen-head.S
+++ b/arch/x86/xen/xen-head.S
@@ -35,7 +35,11 @@ ENTRY(startup_xen)
rep __ASM_SIZE(stos)
mov %_ASM_SI, xen_start_info
- mov $init_thread_union+THREAD_SIZE, %_ASM_SP
+#ifdef CONFIG_X86_64
+ mov initial_stack(%rip), %rsp
+#else
+ mov initial_stack, %esp
+#endif
#ifdef CONFIG_X86_64
/* Set up %gs.
@@ -51,9 +55,19 @@ ENTRY(startup_xen)
wrmsr
#endif
- jmp xen_start_kernel
+ call xen_start_kernel
END(startup_xen)
__FINIT
+
+#ifdef CONFIG_XEN_PV_SMP
+.pushsection .text
+SYM_CODE_START(asm_cpu_bringup_and_idle)
+ UNWIND_HINT_EMPTY
+
+ call cpu_bringup_and_idle
+SYM_CODE_END(asm_cpu_bringup_and_idle)
+.popsection
+#endif
#endif
.pushsection .text
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index 1d443d17cf7c..d46806182b05 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -2251,6 +2251,9 @@ static int bfq_request_merge(struct request_queue *q, struct request **req,
__rq = bfq_find_rq_fmerge(bfqd, bio, q);
if (__rq && elv_bio_merge_ok(__rq, bio)) {
*req = __rq;
+
+ if (blk_discard_mergable(__rq))
+ return ELEVATOR_DISCARD_MERGE;
return ELEVATOR_FRONT_MERGE;
}
diff --git a/block/bio.c b/block/bio.c
index 1c52d0196e15..40004a3631a8 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1627,7 +1627,7 @@ struct bio *bio_copy_kern(struct request_queue *q, void *data, unsigned int len,
if (bytes > len)
bytes = len;
- page = alloc_page(q->bounce_gfp | gfp_mask);
+ page = alloc_page(q->bounce_gfp | __GFP_ZERO | gfp_mask);
if (!page)
goto cleanup;
diff --git a/block/blk-merge.c b/block/blk-merge.c
index a62692d13566..5219064cd72b 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -721,21 +721,6 @@ static void blk_account_io_merge(struct request *req)
part_stat_unlock();
}
}
-/*
- * Two cases of handling DISCARD merge:
- * If max_discard_segments > 1, the driver takes every bio
- * as a range and send them to controller together. The ranges
- * needn't to be contiguous.
- * Otherwise, the bios/requests will be handled as same as
- * others which should be contiguous.
- */
-static inline bool blk_discard_mergable(struct request *req)
-{
- if (req_op(req) == REQ_OP_DISCARD &&
- queue_max_discard_segments(req->q) > 1)
- return true;
- return false;
-}
static enum elv_merge blk_try_req_merge(struct request *req,
struct request *next)
diff --git a/block/elevator.c b/block/elevator.c
index 78805c74ea8a..3ba826230c57 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -337,6 +337,9 @@ enum elv_merge elv_merge(struct request_queue *q, struct request **req,
__rq = elv_rqhash_find(q, bio->bi_iter.bi_sector);
if (__rq && elv_bio_merge_ok(__rq, bio)) {
*req = __rq;
+
+ if (blk_discard_mergable(__rq))
+ return ELEVATOR_DISCARD_MERGE;
return ELEVATOR_BACK_MERGE;
}
diff --git a/block/mq-deadline.c b/block/mq-deadline.c
index 19c6922e85f1..6d6dda5cfffa 100644
--- a/block/mq-deadline.c
+++ b/block/mq-deadline.c
@@ -452,6 +452,8 @@ static int dd_request_merge(struct request_queue *q, struct request **rq,
if (elv_bio_merge_ok(__rq, bio)) {
*rq = __rq;
+ if (blk_discard_mergable(__rq))
+ return ELEVATOR_DISCARD_MERGE;
return ELEVATOR_FRONT_MERGE;
}
}
diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
index 3f045b5953b2..a0c1a665dfc1 100644
--- a/drivers/acpi/acpica/nsaccess.c
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -99,13 +99,12 @@ acpi_status acpi_ns_root_initialize(void)
* just create and link the new node(s) here.
*/
new_node =
- ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_namespace_node));
+ acpi_ns_create_node(*ACPI_CAST_PTR(u32, init_val->name));
if (!new_node) {
status = AE_NO_MEMORY;
goto unlock_and_exit;
}
- ACPI_COPY_NAMESEG(new_node->name.ascii, init_val->name);
new_node->descriptor_type = ACPI_DESC_TYPE_NAMED;
new_node->type = init_val->type;
diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c
index 4f6b76bd957e..12ab50d29548 100644
--- a/drivers/base/firmware_loader/main.c
+++ b/drivers/base/firmware_loader/main.c
@@ -761,6 +761,8 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
enum fw_opt opt_flags)
{
struct firmware *fw = NULL;
+ struct cred *kern_cred = NULL;
+ const struct cred *old_cred;
int ret;
if (!firmware_p)
@@ -776,6 +778,18 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
if (ret <= 0) /* error or already assigned */
goto out;
+ /*
+ * We are about to try to access the firmware file. Because we may have been
+ * called by a driver when serving an unrelated request from userland, we use
+ * the kernel credentials to read the file.
+ */
+ kern_cred = prepare_kernel_cred(NULL);
+ if (!kern_cred) {
+ ret = -ENOMEM;
+ goto out;
+ }
+ old_cred = override_creds(kern_cred);
+
ret = fw_get_filesystem_firmware(device, fw->priv, "", NULL);
#ifdef CONFIG_FW_LOADER_COMPRESS
if (ret == -ENOENT)
@@ -792,6 +806,9 @@ _request_firmware(const struct firmware **firmware_p, const char *name,
} else
ret = assign_fw(fw, device, opt_flags);
+ revert_creds(old_cred);
+ put_cred(kern_cred);
+
out:
if (ret < 0) {
fw_abort_batch_reqs(fw);
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index a18155cdce41..ba10fa24fa1f 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -183,7 +183,7 @@ void tl_release(struct drbd_connection *connection, unsigned int barrier_nr,
unsigned int set_size)
{
struct drbd_request *r;
- struct drbd_request *req = NULL;
+ struct drbd_request *req = NULL, *tmp = NULL;
int expect_epoch = 0;
int expect_size = 0;
@@ -237,8 +237,11 @@ void tl_release(struct drbd_connection *connection, unsigned int barrier_nr,
* to catch requests being barrier-acked "unexpectedly".
* It usually should find the same req again, or some READ preceding it. */
list_for_each_entry(req, &connection->transfer_log, tl_requests)
- if (req->epoch == expect_epoch)
+ if (req->epoch == expect_epoch) {
+ tmp = req;
break;
+ }
+ req = list_prepare_entry(tmp, &connection->transfer_log, tl_requests);
list_for_each_entry_safe_from(req, r, &connection->transfer_log, tl_requests) {
if (req->epoch != expect_epoch)
break;
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index bfb00d3b091f..52dd517ff541 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -791,9 +791,11 @@ int drbd_adm_set_role(struct sk_buff *skb, struct genl_info *info)
mutex_lock(&adm_ctx.resource->adm_mutex);
if (info->genlhdr->cmd == DRBD_ADM_PRIMARY)
- retcode = drbd_set_role(adm_ctx.device, R_PRIMARY, parms.assume_uptodate);
+ retcode = (enum drbd_ret_code)drbd_set_role(adm_ctx.device,
+ R_PRIMARY, parms.assume_uptodate);
else
- retcode = drbd_set_role(adm_ctx.device, R_SECONDARY, 0);
+ retcode = (enum drbd_ret_code)drbd_set_role(adm_ctx.device,
+ R_SECONDARY, 0);
mutex_unlock(&adm_ctx.resource->adm_mutex);
genl_lock();
@@ -1971,7 +1973,7 @@ int drbd_adm_attach(struct sk_buff *skb, struct genl_info *info)
drbd_flush_workqueue(&connection->sender_work);
rv = _drbd_request_state(device, NS(disk, D_ATTACHING), CS_VERBOSE);
- retcode = rv; /* FIXME: Type mismatch. */
+ retcode = (enum drbd_ret_code)rv;
drbd_resume_io(device);
if (rv < SS_SUCCESS)
goto fail;
@@ -2696,7 +2698,8 @@ int drbd_adm_connect(struct sk_buff *skb, struct genl_info *info)
}
rcu_read_unlock();
- retcode = conn_request_state(connection, NS(conn, C_UNCONNECTED), CS_VERBOSE);
+ retcode = (enum drbd_ret_code)conn_request_state(connection,
+ NS(conn, C_UNCONNECTED), CS_VERBOSE);
conn_reconfig_done(connection);
mutex_unlock(&adm_ctx.resource->adm_mutex);
@@ -2809,7 +2812,7 @@ int drbd_adm_disconnect(struct sk_buff *skb, struct genl_info *info)
mutex_lock(&adm_ctx.resource->adm_mutex);
rv = conn_try_disconnect(connection, parms.force_disconnect);
if (rv < SS_SUCCESS)
- retcode = rv; /* FIXME: Type mismatch. */
+ retcode = (enum drbd_ret_code)rv;
else
retcode = NO_ERROR;
mutex_unlock(&adm_ctx.resource->adm_mutex);
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index f24e3791e840..e133ff5fa596 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -521,8 +521,8 @@ static unsigned long fdc_busy;
static DECLARE_WAIT_QUEUE_HEAD(fdc_wait);
static DECLARE_WAIT_QUEUE_HEAD(command_done);
-/* Errors during formatting are counted here. */
-static int format_errors;
+/* errors encountered on the current (or last) request */
+static int floppy_errors;
/* Format request descriptor. */
static struct format_descr format_req;
@@ -542,7 +542,6 @@ static struct format_descr format_req;
static char *floppy_track_buffer;
static int max_buffer_sectors;
-static int *errors;
typedef void (*done_f)(int);
static const struct cont_t {
void (*interrupt)(void);
@@ -1435,7 +1434,7 @@ static int interpret_errors(void)
if (DP->flags & FTD_MSG)
DPRINT("Over/Underrun - retrying\n");
bad = 0;
- } else if (*errors >= DP->max_errors.reporting) {
+ } else if (floppy_errors >= DP->max_errors.reporting) {
print_errors();
}
if (ST2 & ST2_WC || ST2 & ST2_BC)
@@ -2055,7 +2054,7 @@ static void bad_flp_intr(void)
if (!next_valid_format())
return;
}
- err_count = ++(*errors);
+ err_count = ++floppy_errors;
INFBOUND(DRWE->badness, err_count);
if (err_count > DP->max_errors.abort)
cont->done(0);
@@ -2200,9 +2199,8 @@ static int do_format(int drive, struct format_descr *tmp_format_req)
return -EINVAL;
}
format_req = *tmp_format_req;
- format_errors = 0;
cont = &format_cont;
- errors = &format_errors;
+ floppy_errors = 0;
ret = wait_til_done(redo_format, true);
if (ret == -EINTR)
return -EINTR;
@@ -2677,7 +2675,7 @@ static int make_raw_rw_request(void)
*/
if (!direct ||
(indirect * 2 > direct * 3 &&
- *errors < DP->max_errors.read_track &&
+ floppy_errors < DP->max_errors.read_track &&
((!probing ||
(DP->read_track & (1 << DRS->probed_format)))))) {
max_size = blk_rq_sectors(current_req);
@@ -2801,10 +2799,11 @@ static int set_next_request(void)
current_req = list_first_entry_or_null(&floppy_reqs, struct request,
queuelist);
if (current_req) {
- current_req->error_count = 0;
+ floppy_errors = 0;
list_del_init(&current_req->queuelist);
+ return 1;
}
- return current_req != NULL;
+ return 0;
}
static void redo_fd_request(void)
@@ -2860,7 +2859,6 @@ do_request:
_floppy = floppy_type + DP->autodetect[DRS->probed_format];
} else
probing = 0;
- errors = &(current_req->error_count);
tmp = make_raw_rw_request();
if (tmp < 2) {
request_done(tmp);
diff --git a/drivers/clk/at91/clk-generated.c b/drivers/clk/at91/clk-generated.c
index d7fe1303f79d..0e7ec5075689 100644
--- a/drivers/clk/at91/clk-generated.c
+++ b/drivers/clk/at91/clk-generated.c
@@ -105,6 +105,10 @@ static void clk_generated_best_diff(struct clk_rate_request *req,
tmp_rate = parent_rate;
else
tmp_rate = parent_rate / div;
+
+ if (tmp_rate < req->min_rate || tmp_rate > req->max_rate)
+ return;
+
tmp_diff = abs(req->rate - tmp_rate);
if (*best_diff < 0 || *best_diff >= tmp_diff) {
diff --git a/drivers/crypto/qcom-rng.c b/drivers/crypto/qcom-rng.c
index 3a633a0c40fd..6cc4fd005fe0 100644
--- a/drivers/crypto/qcom-rng.c
+++ b/drivers/crypto/qcom-rng.c
@@ -64,6 +64,7 @@ static int qcom_rng_read(struct qcom_rng *rng, u8 *data, unsigned int max)
} else {
/* copy only remaining bytes */
memcpy(data, &val, max - currsize);
+ break;
}
} while (currsize < max);
diff --git a/drivers/crypto/stm32/stm32-crc32.c b/drivers/crypto/stm32/stm32-crc32.c
index fb640e0ea614..2ecc970f5cae 100644
--- a/drivers/crypto/stm32/stm32-crc32.c
+++ b/drivers/crypto/stm32/stm32-crc32.c
@@ -332,8 +332,10 @@ static int stm32_crc_remove(struct platform_device *pdev)
struct stm32_crc *crc = platform_get_drvdata(pdev);
int ret = pm_runtime_get_sync(crc->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(crc->dev);
return ret;
+ }
spin_lock(&crc_list.lock);
list_del(&crc->list);
diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c
index 54be88167c60..f3b3953cac83 100644
--- a/drivers/firewire/core-card.c
+++ b/drivers/firewire/core-card.c
@@ -668,6 +668,7 @@ EXPORT_SYMBOL_GPL(fw_card_release);
void fw_core_remove_card(struct fw_card *card)
{
struct fw_card_driver dummy_driver = dummy_driver_template;
+ unsigned long flags;
card->driver->update_phy_reg(card, 4,
PHY_LINK_ACTIVE | PHY_CONTENDER, 0);
@@ -682,7 +683,9 @@ void fw_core_remove_card(struct fw_card *card)
dummy_driver.stop_iso = card->driver->stop_iso;
card->driver = &dummy_driver;
+ spin_lock_irqsave(&card->lock, flags);
fw_destroy_nodes(card);
+ spin_unlock_irqrestore(&card->lock, flags);
/* Wait for all users, especially device workqueue jobs, to finish. */
fw_card_put(card);
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index 1da7ba18d399..3a43e5d6ed3b 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -1482,6 +1482,7 @@ static void outbound_phy_packet_callback(struct fw_packet *packet,
{
struct outbound_phy_packet_event *e =
container_of(packet, struct outbound_phy_packet_event, p);
+ struct client *e_client;
switch (status) {
/* expected: */
@@ -1498,9 +1499,10 @@ static void outbound_phy_packet_callback(struct fw_packet *packet,
}
e->phy_packet.data[0] = packet->timestamp;
+ e_client = e->client;
queue_event(e->client, &e->event, &e->phy_packet,
sizeof(e->phy_packet) + e->phy_packet.length, NULL, 0);
- client_put(e->client);
+ client_put(e_client);
}
static int ioctl_send_phy_packet(struct client *client, union ioctl_arg *arg)
diff --git a/drivers/firewire/core-topology.c b/drivers/firewire/core-topology.c
index 94a13fca8267..5999dce11fc8 100644
--- a/drivers/firewire/core-topology.c
+++ b/drivers/firewire/core-topology.c
@@ -374,16 +374,13 @@ static void report_found_node(struct fw_card *card,
card->bm_retries = 0;
}
+/* Must be called with card->lock held */
void fw_destroy_nodes(struct fw_card *card)
{
- unsigned long flags;
-
- spin_lock_irqsave(&card->lock, flags);
card->color++;
if (card->local_node != NULL)
for_each_fw_node(card, card->local_node, report_lost_node);
card->local_node = NULL;
- spin_unlock_irqrestore(&card->lock, flags);
}
static void move_tree(struct fw_node *node0, struct fw_node *node1, int port)
@@ -509,6 +506,8 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation,
struct fw_node *local_node;
unsigned long flags;
+ spin_lock_irqsave(&card->lock, flags);
+
/*
* If the selfID buffer is not the immediate successor of the
* previously processed one, we cannot reliably compare the
@@ -520,8 +519,6 @@ void fw_core_handle_bus_reset(struct fw_card *card, int node_id, int generation,
card->bm_retries = 0;
}
- spin_lock_irqsave(&card->lock, flags);
-
card->broadcast_channel_allocated = card->broadcast_channel_auto_allocated;
card->node_id = node_id;
/*
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index 404a035f104d..78574789a187 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -73,24 +73,25 @@ static int try_cancel_split_timeout(struct fw_transaction *t)
static int close_transaction(struct fw_transaction *transaction,
struct fw_card *card, int rcode)
{
- struct fw_transaction *t;
+ struct fw_transaction *t = NULL, *iter;
unsigned long flags;
spin_lock_irqsave(&card->lock, flags);
- list_for_each_entry(t, &card->transaction_list, link) {
- if (t == transaction) {
- if (!try_cancel_split_timeout(t)) {
+ list_for_each_entry(iter, &card->transaction_list, link) {
+ if (iter == transaction) {
+ if (!try_cancel_split_timeout(iter)) {
spin_unlock_irqrestore(&card->lock, flags);
goto timed_out;
}
- list_del_init(&t->link);
- card->tlabel_mask &= ~(1ULL << t->tlabel);
+ list_del_init(&iter->link);
+ card->tlabel_mask &= ~(1ULL << iter->tlabel);
+ t = iter;
break;
}
}
spin_unlock_irqrestore(&card->lock, flags);
- if (&t->link != &card->transaction_list) {
+ if (t) {
t->callback(card, rcode, NULL, 0, t->callback_data);
return 0;
}
@@ -935,7 +936,7 @@ EXPORT_SYMBOL(fw_core_handle_request);
void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
{
- struct fw_transaction *t;
+ struct fw_transaction *t = NULL, *iter;
unsigned long flags;
u32 *data;
size_t data_length;
@@ -947,20 +948,21 @@ void fw_core_handle_response(struct fw_card *card, struct fw_packet *p)
rcode = HEADER_GET_RCODE(p->header[1]);
spin_lock_irqsave(&card->lock, flags);
- list_for_each_entry(t, &card->transaction_list, link) {
- if (t->node_id == source && t->tlabel == tlabel) {
- if (!try_cancel_split_timeout(t)) {
+ list_for_each_entry(iter, &card->transaction_list, link) {
+ if (iter->node_id == source && iter->tlabel == tlabel) {
+ if (!try_cancel_split_timeout(iter)) {
spin_unlock_irqrestore(&card->lock, flags);
goto timed_out;
}
- list_del_init(&t->link);
- card->tlabel_mask &= ~(1ULL << t->tlabel);
+ list_del_init(&iter->link);
+ card->tlabel_mask &= ~(1ULL << iter->tlabel);
+ t = iter;
break;
}
}
spin_unlock_irqrestore(&card->lock, flags);
- if (&t->link == &card->transaction_list) {
+ if (!t) {
timed_out:
fw_notice(card, "unsolicited response (source %x, tlabel %x)\n",
source, tlabel);
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index 4d5054211550..2ceed9287435 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -408,7 +408,7 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,
void *payload, size_t length, void *callback_data)
{
struct sbp2_logical_unit *lu = callback_data;
- struct sbp2_orb *orb;
+ struct sbp2_orb *orb = NULL, *iter;
struct sbp2_status status;
unsigned long flags;
@@ -433,17 +433,18 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,
/* Lookup the orb corresponding to this status write. */
spin_lock_irqsave(&lu->tgt->lock, flags);
- list_for_each_entry(orb, &lu->orb_list, link) {
+ list_for_each_entry(iter, &lu->orb_list, link) {
if (STATUS_GET_ORB_HIGH(status) == 0 &&
- STATUS_GET_ORB_LOW(status) == orb->request_bus) {
- orb->rcode = RCODE_COMPLETE;
- list_del(&orb->link);
+ STATUS_GET_ORB_LOW(status) == iter->request_bus) {
+ iter->rcode = RCODE_COMPLETE;
+ list_del(&iter->link);
+ orb = iter;
break;
}
}
spin_unlock_irqrestore(&lu->tgt->lock, flags);
- if (&orb->link != &lu->orb_list) {
+ if (orb) {
orb->callback(orb, &status);
kref_put(&orb->kref, free_orb); /* orb callback reference */
} else {
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index 89a053b1d279..b5ae28fce9a8 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -697,6 +697,9 @@ static int mvebu_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
unsigned long flags;
unsigned int on, off;
+ if (state->polarity != PWM_POLARITY_NORMAL)
+ return -EINVAL;
+
val = (unsigned long long) mvpwm->clk_rate * state->duty_cycle;
do_div(val, NSEC_PER_SEC);
if (val > UINT_MAX)
diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c
index 58776f2d69ff..1ae612c796ee 100644
--- a/drivers/gpio/gpio-vf610.c
+++ b/drivers/gpio/gpio-vf610.c
@@ -125,9 +125,13 @@ static int vf610_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
{
struct vf610_gpio_port *port = gpiochip_get_data(chip);
unsigned long mask = BIT(gpio);
+ u32 val;
- if (port->sdata && port->sdata->have_paddr)
- vf610_gpio_writel(mask, port->gpio_base + GPIO_PDDR);
+ if (port->sdata && port->sdata->have_paddr) {
+ val = vf610_gpio_readl(port->gpio_base + GPIO_PDDR);
+ val |= mask;
+ vf610_gpio_writel(val, port->gpio_base + GPIO_PDDR);
+ }
vf610_gpio_set(chip, gpio, value);
diff --git a/drivers/gpio/gpiolib-of.c b/drivers/gpio/gpiolib-of.c
index 3ece59185d37..b1dcd2dd52e6 100644
--- a/drivers/gpio/gpiolib-of.c
+++ b/drivers/gpio/gpiolib-of.c
@@ -783,7 +783,7 @@ static void of_gpiochip_init_valid_mask(struct gpio_chip *chip)
i, &start);
of_property_read_u32_index(np, "gpio-reserved-ranges",
i + 1, &count);
- if (start >= chip->ngpio || start + count >= chip->ngpio)
+ if (start >= chip->ngpio || start + count > chip->ngpio)
continue;
bitmap_clear(chip->valid_mask, start, count);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 25af45adc03e..49b52ac3e473 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -951,11 +951,15 @@ int amdgpu_amdkfd_gpuvm_acquire_process_vm(struct kgd_dev *kgd,
struct dma_fence **ef)
{
struct amdgpu_device *adev = get_amdgpu_device(kgd);
- struct drm_file *drm_priv = filp->private_data;
- struct amdgpu_fpriv *drv_priv = drm_priv->driver_priv;
- struct amdgpu_vm *avm = &drv_priv->vm;
+ struct amdgpu_fpriv *drv_priv;
+ struct amdgpu_vm *avm;
int ret;
+ ret = amdgpu_file_to_fpriv(filp, &drv_priv);
+ if (ret)
+ return ret;
+ avm = &drv_priv->vm;
+
/* Already a compute VM? */
if (avm->process_info)
return -EINVAL;
diff --git a/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.c b/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.c
index d03165e71dc6..0be817f8cae6 100644
--- a/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.c
+++ b/drivers/gpu/drm/amd/display/dc/gpio/gpio_service.c
@@ -53,8 +53,8 @@
*/
struct gpio_service *dal_gpio_service_create(
- enum dce_version dce_version_major,
- enum dce_version dce_version_minor,
+ enum dce_version dce_version,
+ enum dce_environment dce_environment,
struct dc_context *ctx)
{
struct gpio_service *service;
@@ -67,14 +67,14 @@ struct gpio_service *dal_gpio_service_create(
return NULL;
}
- if (!dal_hw_translate_init(&service->translate, dce_version_major,
- dce_version_minor)) {
+ if (!dal_hw_translate_init(&service->translate, dce_version,
+ dce_environment)) {
BREAK_TO_DEBUGGER();
goto failure_1;
}
- if (!dal_hw_factory_init(&service->factory, dce_version_major,
- dce_version_minor)) {
+ if (!dal_hw_factory_init(&service->factory, dce_version,
+ dce_environment)) {
BREAK_TO_DEBUGGER();
goto failure_1;
}
diff --git a/drivers/gpu/drm/amd/display/include/gpio_service_interface.h b/drivers/gpu/drm/amd/display/include/gpio_service_interface.h
index 9c55d247227e..7e3240e73c1f 100644
--- a/drivers/gpu/drm/amd/display/include/gpio_service_interface.h
+++ b/drivers/gpu/drm/amd/display/include/gpio_service_interface.h
@@ -42,8 +42,8 @@ void dal_gpio_destroy(
struct gpio **ptr);
struct gpio_service *dal_gpio_service_create(
- enum dce_version dce_version_major,
- enum dce_version dce_version_minor,
+ enum dce_version dce_version,
+ enum dce_environment dce_environment,
struct dc_context *ctx);
struct gpio *dal_gpio_service_create_irq(
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 2de1eebe591f..1ff13af13324 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -3657,6 +3657,7 @@ static void fetch_monitor_name(struct drm_dp_mst_topology_mgr *mgr,
mst_edid = drm_dp_mst_get_edid(port->connector, mgr, port);
drm_edid_get_monitor_name(mst_edid, name, namelen);
+ kfree(mst_edid);
}
/**
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 198a91c76531..5c21c06189c1 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -1452,7 +1452,7 @@ static int eb_relocate_vma(struct i915_execbuffer *eb, struct i915_vma *vma)
urelocs = u64_to_user_ptr(entry->relocs_ptr);
remain = entry->relocation_count;
- if (unlikely(remain > N_RELOC(ULONG_MAX)))
+ if (unlikely((unsigned long)remain > N_RELOC(ULONG_MAX)))
return -EINVAL;
/*
diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
index c7a94c94dbf3..f2f3280c3a50 100644
--- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
+++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
@@ -51,8 +51,9 @@ static bool
nouveau_get_backlight_name(char backlight_name[BL_NAME_SIZE],
struct nouveau_backlight *bl)
{
- const int nb = ida_simple_get(&bl_ida, 0, 0, GFP_KERNEL);
- if (nb < 0 || nb >= 100)
+ const int nb = ida_alloc_max(&bl_ida, 99, GFP_KERNEL);
+
+ if (nb < 0)
return false;
if (nb > 0)
snprintf(backlight_name, BL_NAME_SIZE, "nv_backlight%d", nb);
@@ -280,7 +281,7 @@ nouveau_backlight_init(struct drm_connector *connector)
nv_encoder, ops, &props);
if (IS_ERR(bl->dev)) {
if (bl->id >= 0)
- ida_simple_remove(&bl_ida, bl->id);
+ ida_free(&bl_ida, bl->id);
ret = PTR_ERR(bl->dev);
goto fail_alloc;
}
@@ -306,7 +307,7 @@ nouveau_backlight_fini(struct drm_connector *connector)
return;
if (bl->id >= 0)
- ida_simple_remove(&bl_ida, bl->id);
+ ida_free(&bl_ida, bl->id);
backlight_device_unregister(bl->dev);
nv_conn->backlight = NULL;
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
index 0e372a190d3f..9b6972c95358 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/tegra.c
@@ -123,7 +123,7 @@ nvkm_device_tegra_probe_iommu(struct nvkm_device_tegra *tdev)
mutex_init(&tdev->iommu.mutex);
- if (iommu_present(&platform_bus_type)) {
+ if (device_iommu_mapped(dev)) {
tdev->iommu.domain = iommu_domain_alloc(&platform_bus_type);
if (!tdev->iommu.domain)
goto error;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index ea29953e0b08..8e7b05484ba8 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -498,7 +498,7 @@ static int vmw_fb_kms_detach(struct vmw_fb_par *par,
static int vmw_fb_kms_framebuffer(struct fb_info *info)
{
- struct drm_mode_fb_cmd2 mode_cmd;
+ struct drm_mode_fb_cmd2 mode_cmd = {0};
struct vmw_fb_par *par = info->par;
struct fb_var_screeninfo *var = &info->var;
struct drm_framebuffer *cur_fb;
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index 049563d503b6..4ea742ada36d 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -802,7 +802,7 @@ config SENSORS_LTC4261
config SENSORS_LTQ_CPUTEMP
bool "Lantiq cpu temperature sensor driver"
- depends on LANTIQ
+ depends on SOC_XWAY
help
If you say yes here you get support for the temperature
sensor inside your CPU.
diff --git a/drivers/hwmon/adt7470.c b/drivers/hwmon/adt7470.c
index a30f34cf512c..95e06886991d 100644
--- a/drivers/hwmon/adt7470.c
+++ b/drivers/hwmon/adt7470.c
@@ -20,6 +20,7 @@
#include <linux/kthread.h>
#include <linux/slab.h>
#include <linux/util_macros.h>
+#include <linux/sched.h>
/* Addresses to scan */
static const unsigned short normal_i2c[] = { 0x2C, 0x2E, 0x2F, I2C_CLIENT_END };
@@ -260,11 +261,10 @@ static int adt7470_update_thread(void *p)
adt7470_read_temperatures(client, data);
mutex_unlock(&data->lock);
- set_current_state(TASK_INTERRUPTIBLE);
if (kthread_should_stop())
break;
- schedule_timeout(msecs_to_jiffies(data->auto_update_interval));
+ schedule_timeout_interruptible(msecs_to_jiffies(data->auto_update_interval));
}
return 0;
diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index d09deb409de7..3336ff9e306b 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -1577,8 +1577,9 @@ static ssize_t show_temp(struct device *dev, struct device_attribute *devattr,
temp *= 125;
if (sign)
temp -= 128000;
- } else
- temp = data->temp[nr] * 1000;
+ } else {
+ temp = ((s8)data->temp[nr]) * 1000;
+ }
return sprintf(buf, "%d\n", temp);
}
diff --git a/drivers/hwmon/tmp401.c b/drivers/hwmon/tmp401.c
index fa361d9949db..debcece02dd3 100644
--- a/drivers/hwmon/tmp401.c
+++ b/drivers/hwmon/tmp401.c
@@ -731,10 +731,21 @@ static int tmp401_probe(struct i2c_client *client,
return 0;
}
+static const struct of_device_id __maybe_unused tmp4xx_of_match[] = {
+ { .compatible = "ti,tmp401", },
+ { .compatible = "ti,tmp411", },
+ { .compatible = "ti,tmp431", },
+ { .compatible = "ti,tmp432", },
+ { .compatible = "ti,tmp435", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, tmp4xx_of_match);
+
static struct i2c_driver tmp401_driver = {
.class = I2C_CLASS_HWMON,
.driver = {
.name = "tmp401",
+ .of_match_table = of_match_ptr(tmp4xx_of_match),
},
.probe = tmp401_probe,
.id_table = tmp401_id,
diff --git a/drivers/i2c/busses/i2c-mt7621.c b/drivers/i2c/busses/i2c-mt7621.c
index 62df8379bc89..65e72101b393 100644
--- a/drivers/i2c/busses/i2c-mt7621.c
+++ b/drivers/i2c/busses/i2c-mt7621.c
@@ -304,7 +304,8 @@ static int mtk_i2c_probe(struct platform_device *pdev)
if (i2c->bus_freq == 0) {
dev_warn(i2c->dev, "clock-frequency 0 not supported\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_disable_clk;
}
adap = &i2c->adap;
@@ -322,10 +323,15 @@ static int mtk_i2c_probe(struct platform_device *pdev)
ret = i2c_add_adapter(adap);
if (ret < 0)
- return ret;
+ goto err_disable_clk;
dev_info(&pdev->dev, "clock %u kHz\n", i2c->bus_freq / 1000);
+ return 0;
+
+err_disable_clk:
+ clk_disable_unprepare(i2c->clk);
+
return ret;
}
diff --git a/drivers/infiniband/sw/siw/siw_cm.c b/drivers/infiniband/sw/siw/siw_cm.c
index e3bac1a877bb..3aed597103d3 100644
--- a/drivers/infiniband/sw/siw/siw_cm.c
+++ b/drivers/infiniband/sw/siw/siw_cm.c
@@ -976,14 +976,15 @@ static void siw_accept_newconn(struct siw_cep *cep)
siw_cep_set_inuse(new_cep);
rv = siw_proc_mpareq(new_cep);
- siw_cep_set_free(new_cep);
-
if (rv != -EAGAIN) {
siw_cep_put(cep);
new_cep->listen_cep = NULL;
- if (rv)
+ if (rv) {
+ siw_cep_set_free(new_cep);
goto error;
+ }
}
+ siw_cep_set_free(new_cep);
}
return;
diff --git a/drivers/input/input.c b/drivers/input/input.c
index e2eb9b9b8363..0e16a9980c6a 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -47,6 +47,17 @@ static DEFINE_MUTEX(input_mutex);
static const struct input_value input_value_sync = { EV_SYN, SYN_REPORT, 1 };
+static const unsigned int input_max_code[EV_CNT] = {
+ [EV_KEY] = KEY_MAX,
+ [EV_REL] = REL_MAX,
+ [EV_ABS] = ABS_MAX,
+ [EV_MSC] = MSC_MAX,
+ [EV_SW] = SW_MAX,
+ [EV_LED] = LED_MAX,
+ [EV_SND] = SND_MAX,
+ [EV_FF] = FF_MAX,
+};
+
static inline int is_event_supported(unsigned int code,
unsigned long *bm, unsigned int max)
{
@@ -1978,6 +1989,14 @@ EXPORT_SYMBOL(input_get_timestamp);
*/
void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code)
{
+ if (type < EV_CNT && input_max_code[type] &&
+ code > input_max_code[type]) {
+ pr_err("%s: invalid code %u for type %u\n", __func__, code,
+ type);
+ dump_stack();
+ return;
+ }
+
switch (type) {
case EV_KEY:
__set_bit(code, dev->keybit);
diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
index 22839dde1d09..bc6f6a2ac4b9 100644
--- a/drivers/input/touchscreen/ili210x.c
+++ b/drivers/input/touchscreen/ili210x.c
@@ -290,9 +290,9 @@ static int ili210x_i2c_probe(struct i2c_client *client,
if (error)
return error;
- usleep_range(50, 100);
+ usleep_range(12000, 15000);
gpiod_set_value_cansleep(reset_gpio, 0);
- msleep(100);
+ msleep(160);
}
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
diff --git a/drivers/input/touchscreen/stmfts.c b/drivers/input/touchscreen/stmfts.c
index cd8805d71d97..be1dd504d5b1 100644
--- a/drivers/input/touchscreen/stmfts.c
+++ b/drivers/input/touchscreen/stmfts.c
@@ -339,11 +339,11 @@ static int stmfts_input_open(struct input_dev *dev)
err = pm_runtime_get_sync(&sdata->client->dev);
if (err < 0)
- return err;
+ goto out;
err = i2c_smbus_write_byte(sdata->client, STMFTS_MS_MT_SENSE_ON);
if (err)
- return err;
+ goto out;
mutex_lock(&sdata->mutex);
sdata->running = true;
@@ -366,7 +366,9 @@ static int stmfts_input_open(struct input_dev *dev)
"failed to enable touchkey\n");
}
- return 0;
+out:
+ pm_runtime_put_noidle(&sdata->client->dev);
+ return err;
}
static void stmfts_input_close(struct input_dev *dev)
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 530c0fe14229..37b8bb4d80f0 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -676,19 +676,20 @@ static void start_io_acct(struct dm_io *io)
false, 0, &io->stats_aux);
}
-static void end_io_acct(struct dm_io *io)
+static void end_io_acct(struct mapped_device *md, struct bio *bio,
+ unsigned long start_time, struct dm_stats_aux *stats_aux)
{
- struct mapped_device *md = io->md;
- struct bio *bio = io->orig_bio;
- unsigned long duration = jiffies - io->start_time;
-
- generic_end_io_acct(md->queue, bio_op(bio), &dm_disk(md)->part0,
- io->start_time);
+ unsigned long duration = jiffies - start_time;
if (unlikely(dm_stats_used(&md->stats)))
dm_stats_account_io(&md->stats, bio_data_dir(bio),
bio->bi_iter.bi_sector, bio_sectors(bio),
- true, duration, &io->stats_aux);
+ true, duration, stats_aux);
+
+ smp_wmb();
+
+ generic_end_io_acct(md->queue, bio_op(bio), &dm_disk(md)->part0,
+ start_time);
/* nudge anyone waiting on suspend queue */
if (unlikely(wq_has_sleeper(&md->wait)))
@@ -909,6 +910,8 @@ static void dec_pending(struct dm_io *io, blk_status_t error)
blk_status_t io_error;
struct bio *bio;
struct mapped_device *md = io->md;
+ unsigned long start_time = 0;
+ struct dm_stats_aux stats_aux;
/* Push-back supersedes any I/O errors */
if (unlikely(error)) {
@@ -935,8 +938,10 @@ static void dec_pending(struct dm_io *io, blk_status_t error)
io_error = io->status;
bio = io->orig_bio;
- end_io_acct(io);
+ start_time = io->start_time;
+ stats_aux = io->stats_aux;
free_io(md, io);
+ end_io_acct(md, bio, start_time, &stats_aux);
if (io_error == BLK_STS_DM_REQUEUE)
return;
@@ -2491,6 +2496,8 @@ static int dm_wait_for_completion(struct mapped_device *md, long task_state)
}
finish_wait(&md->wait, &wait);
+ smp_rmb();
+
return r;
}
diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index 362ad361d586..709f117fd577 100644
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -1126,7 +1126,7 @@ static void mmc_blk_issue_discard_rq(struct mmc_queue *mq, struct request *req)
card->erase_arg == MMC_TRIM_ARG ?
INAND_CMD38_ARG_TRIM :
INAND_CMD38_ARG_ERASE,
- 0);
+ card->ext_csd.generic_cmd6_time);
}
if (!err)
err = mmc_erase(card, from, nr, card->erase_arg);
@@ -1168,7 +1168,7 @@ retry:
arg == MMC_SECURE_TRIM1_ARG ?
INAND_CMD38_ARG_SECTRIM1 :
INAND_CMD38_ARG_SECERASE,
- 0);
+ card->ext_csd.generic_cmd6_time);
if (err)
goto out_retry;
}
@@ -1186,7 +1186,7 @@ retry:
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
INAND_CMD38_ARG_EXT_CSD,
INAND_CMD38_ARG_SECTRIM2,
- 0);
+ card->ext_csd.generic_cmd6_time);
if (err)
goto out_retry;
}
diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 09311c2bd858..d495ba2f368c 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -19,7 +19,9 @@
#include "host.h"
#include "mmc_ops.h"
-#define MMC_OPS_TIMEOUT_MS (10 * 60 * 1000) /* 10 minute timeout */
+#define MMC_OPS_TIMEOUT_MS (10 * 60 * 1000) /* 10min*/
+#define MMC_BKOPS_TIMEOUT_MS (120 * 1000) /* 120s */
+#define MMC_CACHE_FLUSH_TIMEOUT_MS (30 * 1000) /* 30s */
static const u8 tuning_blk_pattern_4bit[] = {
0xff, 0x0f, 0xff, 0x00, 0xff, 0xcc, 0xc3, 0xcc,
@@ -458,10 +460,6 @@ static int mmc_poll_for_busy(struct mmc_card *card, unsigned int timeout_ms,
bool expired = false;
bool busy = false;
- /* We have an unspecified cmd timeout, use the fallback value. */
- if (!timeout_ms)
- timeout_ms = MMC_OPS_TIMEOUT_MS;
-
/*
* In cases when not allowed to poll by using CMD13 or because we aren't
* capable of polling by using ->card_busy(), then rely on waiting the
@@ -534,6 +532,12 @@ int __mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value,
mmc_retune_hold(host);
+ if (!timeout_ms) {
+ pr_warn("%s: unspecified timeout for CMD6 - use generic\n",
+ mmc_hostname(host));
+ timeout_ms = card->ext_csd.generic_cmd6_time;
+ }
+
/*
* If the cmd timeout and the max_busy_timeout of the host are both
* specified, let's validate them. A failure means we need to prevent
@@ -542,7 +546,7 @@ int __mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value,
* which also means they are on their own when it comes to deal with the
* busy timeout.
*/
- if (!(host->caps & MMC_CAP_NEED_RSP_BUSY) && timeout_ms &&
+ if (!(host->caps & MMC_CAP_NEED_RSP_BUSY) &&
host->max_busy_timeout && (timeout_ms > host->max_busy_timeout))
use_r1b_resp = false;
@@ -554,10 +558,6 @@ int __mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value,
cmd.flags = MMC_CMD_AC;
if (use_r1b_resp) {
cmd.flags |= MMC_RSP_SPI_R1B | MMC_RSP_R1B;
- /*
- * A busy_timeout of zero means the host can decide to use
- * whatever value it finds suitable.
- */
cmd.busy_timeout = timeout_ms;
} else {
cmd.flags |= MMC_RSP_SPI_R1 | MMC_RSP_R1;
@@ -943,7 +943,7 @@ void mmc_run_bkops(struct mmc_card *card)
* urgent levels by using an asynchronous background task, when idle.
*/
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
- EXT_CSD_BKOPS_START, 1, MMC_OPS_TIMEOUT_MS);
+ EXT_CSD_BKOPS_START, 1, MMC_BKOPS_TIMEOUT_MS);
if (err)
pr_warn("%s: Error %d starting bkops\n",
mmc_hostname(card->host), err);
@@ -961,7 +961,8 @@ int mmc_flush_cache(struct mmc_card *card)
if (mmc_cache_enabled(card->host)) {
err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
- EXT_CSD_FLUSH_CACHE, 1, 0);
+ EXT_CSD_FLUSH_CACHE, 1,
+ MMC_CACHE_FLUSH_TIMEOUT_MS);
if (err)
pr_err("%s: cache flush error %d\n",
mmc_hostname(card->host), err);
diff --git a/drivers/mmc/host/rtsx_pci_sdmmc.c b/drivers/mmc/host/rtsx_pci_sdmmc.c
index 9ff718b61c72..e5ae3346b05a 100644
--- a/drivers/mmc/host/rtsx_pci_sdmmc.c
+++ b/drivers/mmc/host/rtsx_pci_sdmmc.c
@@ -37,10 +37,7 @@ struct realtek_pci_sdmmc {
bool double_clk;
bool eject;
bool initial_mode;
- int power_state;
-#define SDMMC_POWER_ON 1
-#define SDMMC_POWER_OFF 0
-
+ int prev_power_state;
int sg_count;
s32 cookie;
int cookie_sg_count;
@@ -902,14 +899,21 @@ static int sd_set_bus_width(struct realtek_pci_sdmmc *host,
return err;
}
-static int sd_power_on(struct realtek_pci_sdmmc *host)
+static int sd_power_on(struct realtek_pci_sdmmc *host, unsigned char power_mode)
{
struct rtsx_pcr *pcr = host->pcr;
int err;
- if (host->power_state == SDMMC_POWER_ON)
+ if (host->prev_power_state == MMC_POWER_ON)
return 0;
+ if (host->prev_power_state == MMC_POWER_UP) {
+ rtsx_pci_write_register(pcr, SD_BUS_STAT, SD_CLK_TOGGLE_EN, 0);
+ goto finish;
+ }
+
+ msleep(100);
+
rtsx_pci_init_cmd(pcr);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_SELECT, 0x07, SD_MOD_SEL);
rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, CARD_SHARE_MODE,
@@ -928,11 +932,17 @@ static int sd_power_on(struct realtek_pci_sdmmc *host)
if (err < 0)
return err;
+ mdelay(1);
+
err = rtsx_pci_write_register(pcr, CARD_OE, SD_OUTPUT_EN, SD_OUTPUT_EN);
if (err < 0)
return err;
- host->power_state = SDMMC_POWER_ON;
+ /* send at least 74 clocks */
+ rtsx_pci_write_register(pcr, SD_BUS_STAT, SD_CLK_TOGGLE_EN, SD_CLK_TOGGLE_EN);
+
+finish:
+ host->prev_power_state = power_mode;
return 0;
}
@@ -941,7 +951,7 @@ static int sd_power_off(struct realtek_pci_sdmmc *host)
struct rtsx_pcr *pcr = host->pcr;
int err;
- host->power_state = SDMMC_POWER_OFF;
+ host->prev_power_state = MMC_POWER_OFF;
rtsx_pci_init_cmd(pcr);
@@ -967,7 +977,7 @@ static int sd_set_power_mode(struct realtek_pci_sdmmc *host,
if (power_mode == MMC_POWER_OFF)
err = sd_power_off(host);
else
- err = sd_power_on(host);
+ err = sd_power_on(host, power_mode);
return err;
}
@@ -1402,10 +1412,11 @@ static int rtsx_pci_sdmmc_drv_probe(struct platform_device *pdev)
host = mmc_priv(mmc);
host->pcr = pcr;
+ mmc->ios.power_delay_ms = 5;
host->mmc = mmc;
host->pdev = pdev;
host->cookie = -1;
- host->power_state = SDMMC_POWER_OFF;
+ host->prev_power_state = MMC_POWER_OFF;
INIT_WORK(&host->work, sd_request);
platform_set_drvdata(pdev, host);
pcr->slots[RTSX_SD_CARD].p_dev = pdev;
diff --git a/drivers/net/can/grcan.c b/drivers/net/can/grcan.c
index b8f1f2b69dd3..e613cd5707e2 100644
--- a/drivers/net/can/grcan.c
+++ b/drivers/net/can/grcan.c
@@ -241,13 +241,14 @@ struct grcan_device_config {
.rxsize = GRCAN_DEFAULT_BUFFER_SIZE, \
}
-#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 0x4100
+#define GRCAN_TXBUG_SAFE_GRLIB_VERSION 4100
#define GRLIB_VERSION_MASK 0xffff
/* GRCAN private data structure */
struct grcan_priv {
struct can_priv can; /* must be the first member */
struct net_device *dev;
+ struct device *ofdev_dev;
struct napi_struct napi;
struct grcan_registers __iomem *regs; /* ioremap'ed registers */
@@ -924,7 +925,7 @@ static void grcan_free_dma_buffers(struct net_device *dev)
struct grcan_priv *priv = netdev_priv(dev);
struct grcan_dma *dma = &priv->dma;
- dma_free_coherent(&dev->dev, dma->base_size, dma->base_buf,
+ dma_free_coherent(priv->ofdev_dev, dma->base_size, dma->base_buf,
dma->base_handle);
memset(dma, 0, sizeof(*dma));
}
@@ -949,7 +950,7 @@ static int grcan_allocate_dma_buffers(struct net_device *dev,
/* Extra GRCAN_BUFFER_ALIGNMENT to allow for alignment */
dma->base_size = lsize + ssize + GRCAN_BUFFER_ALIGNMENT;
- dma->base_buf = dma_alloc_coherent(&dev->dev,
+ dma->base_buf = dma_alloc_coherent(priv->ofdev_dev,
dma->base_size,
&dma->base_handle,
GFP_KERNEL);
@@ -1113,8 +1114,10 @@ static int grcan_close(struct net_device *dev)
priv->closing = true;
if (priv->need_txbug_workaround) {
+ spin_unlock_irqrestore(&priv->lock, flags);
del_timer_sync(&priv->hang_timer);
del_timer_sync(&priv->rr_timer);
+ spin_lock_irqsave(&priv->lock, flags);
}
netif_stop_queue(dev);
grcan_stop_hardware(dev);
@@ -1134,7 +1137,7 @@ static int grcan_close(struct net_device *dev)
return 0;
}
-static int grcan_transmit_catch_up(struct net_device *dev, int budget)
+static void grcan_transmit_catch_up(struct net_device *dev)
{
struct grcan_priv *priv = netdev_priv(dev);
unsigned long flags;
@@ -1142,7 +1145,7 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget)
spin_lock_irqsave(&priv->lock, flags);
- work_done = catch_up_echo_skb(dev, budget, true);
+ work_done = catch_up_echo_skb(dev, -1, true);
if (work_done) {
if (!priv->resetting && !priv->closing &&
!(priv->can.ctrlmode & CAN_CTRLMODE_LISTENONLY))
@@ -1156,8 +1159,6 @@ static int grcan_transmit_catch_up(struct net_device *dev, int budget)
}
spin_unlock_irqrestore(&priv->lock, flags);
-
- return work_done;
}
static int grcan_receive(struct net_device *dev, int budget)
@@ -1239,19 +1240,13 @@ static int grcan_poll(struct napi_struct *napi, int budget)
struct net_device *dev = priv->dev;
struct grcan_registers __iomem *regs = priv->regs;
unsigned long flags;
- int tx_work_done, rx_work_done;
- int rx_budget = budget / 2;
- int tx_budget = budget - rx_budget;
+ int work_done;
- /* Half of the budget for receiveing messages */
- rx_work_done = grcan_receive(dev, rx_budget);
+ work_done = grcan_receive(dev, budget);
- /* Half of the budget for transmitting messages as that can trigger echo
- * frames being received
- */
- tx_work_done = grcan_transmit_catch_up(dev, tx_budget);
+ grcan_transmit_catch_up(dev);
- if (rx_work_done < rx_budget && tx_work_done < tx_budget) {
+ if (work_done < budget) {
napi_complete(napi);
/* Guarantee no interference with a running reset that otherwise
@@ -1268,7 +1263,7 @@ static int grcan_poll(struct napi_struct *napi, int budget)
spin_unlock_irqrestore(&priv->lock, flags);
}
- return rx_work_done + tx_work_done;
+ return work_done;
}
/* Work tx bug by waiting while for the risky situation to clear. If that fails,
@@ -1600,6 +1595,7 @@ static int grcan_setup_netdev(struct platform_device *ofdev,
memcpy(&priv->config, &grcan_module_config,
sizeof(struct grcan_device_config));
priv->dev = dev;
+ priv->ofdev_dev = &ofdev->dev;
priv->regs = base;
priv->can.bittiming_const = &grcan_bittiming_const;
priv->can.do_set_bittiming = grcan_set_bittiming;
@@ -1652,6 +1648,7 @@ exit_free_candev:
static int grcan_probe(struct platform_device *ofdev)
{
struct device_node *np = ofdev->dev.of_node;
+ struct device_node *sysid_parent;
struct resource *res;
u32 sysid, ambafreq;
int irq, err;
@@ -1661,10 +1658,15 @@ static int grcan_probe(struct platform_device *ofdev)
/* Compare GRLIB version number with the first that does not
* have the tx bug (see start_xmit)
*/
- err = of_property_read_u32(np, "systemid", &sysid);
- if (!err && ((sysid & GRLIB_VERSION_MASK)
- >= GRCAN_TXBUG_SAFE_GRLIB_VERSION))
- txbug = false;
+ sysid_parent = of_find_node_by_path("/ambapp0");
+ if (sysid_parent) {
+ of_node_get(sysid_parent);
+ err = of_property_read_u32(sysid_parent, "systemid", &sysid);
+ if (!err && ((sysid & GRLIB_VERSION_MASK) >=
+ GRCAN_TXBUG_SAFE_GRLIB_VERSION))
+ txbug = false;
+ of_node_put(sysid_parent);
+ }
err = of_property_read_u32(np, "freq", &ambafreq);
if (err) {
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 2ad3fa6316ce..cb5954eeb409 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -674,6 +674,13 @@ static int hw_atl_b0_hw_ring_tx_head_update(struct aq_hw_s *self,
err = -ENXIO;
goto err_exit;
}
+
+ /* Validate that the new hw_head_ is reasonable. */
+ if (hw_head_ >= ring->size) {
+ err = -ENXIO;
+ goto err_exit;
+ }
+
ring->hw_head = hw_head_;
err = aq_hw_err_from_flags(self);
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 7f590a9e3af7..5a7d5e7f3b23 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -9791,7 +9791,7 @@ static bool bnxt_rfs_capable(struct bnxt *bp)
if (bp->flags & BNXT_FLAG_CHIP_P5)
return bnxt_rfs_supported(bp);
- if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(bp))
+ if (!(bp->flags & BNXT_FLAG_MSIX_CAP) || !bnxt_can_reserve_rings(bp) || !bp->rx_nr_rings)
return false;
vnics = 1 + bp->rx_nr_rings;
@@ -11725,10 +11725,9 @@ static int bnxt_init_dflt_ring_mode(struct bnxt *bp)
goto init_dflt_ring_err;
bp->tx_nr_rings_per_tc = bp->tx_nr_rings;
- if (bnxt_rfs_supported(bp) && bnxt_rfs_capable(bp)) {
- bp->flags |= BNXT_FLAG_RFS;
- bp->dev->features |= NETIF_F_NTUPLE;
- }
+
+ bnxt_set_dflt_rfs(bp);
+
init_dflt_ring_err:
bnxt_ulp_irq_restart(bp, rc);
return rc;
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index 002a374f197b..78219a9943a7 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -927,7 +927,6 @@ static void gem_rx_refill(struct macb_queue *queue)
/* Make hw descriptor updates visible to CPU */
rmb();
- queue->rx_prepared_head++;
desc = macb_rx_desc(queue, entry);
if (!queue->rx_skbuff[entry]) {
@@ -966,6 +965,7 @@ static void gem_rx_refill(struct macb_queue *queue)
dma_wmb();
desc->addr &= ~MACB_BIT(RX_USED);
}
+ queue->rx_prepared_head++;
}
/* Make descriptor updates visible to hardware */
diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c
index 3e3e08698876..fea4223ad6f1 100644
--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -1410,8 +1410,10 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* alloc_etherdev ensures aligned and zeroed private structures */
dev = alloc_etherdev (sizeof (*tp));
- if (!dev)
+ if (!dev) {
+ pci_disable_device(pdev);
return -ENOMEM;
+ }
SET_NETDEV_DEV(dev, &pdev->dev);
if (pci_resource_len (pdev, 0) < tulip_tbl[chip_idx].io_size) {
@@ -1788,6 +1790,7 @@ err_out_free_res:
err_out_free_netdev:
free_netdev (dev);
+ pci_disable_device(pdev);
return -ENODEV;
}
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index a6ae4b7b11af..7f4aa2239786 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -7120,42 +7120,43 @@ static void i40e_free_macvlan_channels(struct i40e_vsi *vsi)
static int i40e_fwd_ring_up(struct i40e_vsi *vsi, struct net_device *vdev,
struct i40e_fwd_adapter *fwd)
{
+ struct i40e_channel *ch = NULL, *ch_tmp, *iter;
int ret = 0, num_tc = 1, i, aq_err;
- struct i40e_channel *ch, *ch_tmp;
struct i40e_pf *pf = vsi->back;
struct i40e_hw *hw = &pf->hw;
- if (list_empty(&vsi->macvlan_list))
- return -EINVAL;
-
/* Go through the list and find an available channel */
- list_for_each_entry_safe(ch, ch_tmp, &vsi->macvlan_list, list) {
- if (!i40e_is_channel_macvlan(ch)) {
- ch->fwd = fwd;
+ list_for_each_entry_safe(iter, ch_tmp, &vsi->macvlan_list, list) {
+ if (!i40e_is_channel_macvlan(iter)) {
+ iter->fwd = fwd;
/* record configuration for macvlan interface in vdev */
for (i = 0; i < num_tc; i++)
netdev_bind_sb_channel_queue(vsi->netdev, vdev,
i,
- ch->num_queue_pairs,
- ch->base_queue);
- for (i = 0; i < ch->num_queue_pairs; i++) {
+ iter->num_queue_pairs,
+ iter->base_queue);
+ for (i = 0; i < iter->num_queue_pairs; i++) {
struct i40e_ring *tx_ring, *rx_ring;
u16 pf_q;
- pf_q = ch->base_queue + i;
+ pf_q = iter->base_queue + i;
/* Get to TX ring ptr */
tx_ring = vsi->tx_rings[pf_q];
- tx_ring->ch = ch;
+ tx_ring->ch = iter;
/* Get the RX ring ptr */
rx_ring = vsi->rx_rings[pf_q];
- rx_ring->ch = ch;
+ rx_ring->ch = iter;
}
+ ch = iter;
break;
}
}
+ if (!ch)
+ return -EINVAL;
+
/* Guarantee all rings are updated before we update the
* MAC address filter.
*/
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index 3eea68f3a526..88750a96cb3f 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -3561,9 +3561,10 @@ static int ice_up_complete(struct ice_vsi *vsi)
netif_carrier_on(vsi->netdev);
}
- /* clear this now, and the first stats read will be used as baseline */
- vsi->stat_offsets_loaded = false;
-
+ /* Perform an initial read of the statistics registers now to
+ * set the baseline so counters are ready when interface is up
+ */
+ ice_update_eth_stats(vsi);
ice_service_task_schedule(pf);
return 0;
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 3df25b231ab5..26c8d09ad4dd 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -5318,7 +5318,8 @@ static void igb_watchdog_task(struct work_struct *work)
break;
}
- if (adapter->link_speed != SPEED_1000)
+ if (adapter->link_speed != SPEED_1000 ||
+ !hw->phy.ops.read_reg)
goto no_wait;
/* wait for Remote receiver status OK */
diff --git a/drivers/net/ethernet/mediatek/mtk_sgmii.c b/drivers/net/ethernet/mediatek/mtk_sgmii.c
index 4db27dfc7ec1..6702d7703088 100644
--- a/drivers/net/ethernet/mediatek/mtk_sgmii.c
+++ b/drivers/net/ethernet/mediatek/mtk_sgmii.c
@@ -26,6 +26,7 @@ int mtk_sgmii_init(struct mtk_sgmii *ss, struct device_node *r, u32 ana_rgc3)
break;
ss->regmap[i] = syscon_node_to_regmap(np);
+ of_node_put(np);
if (IS_ERR(ss->regmap[i]))
return PTR_ERR(ss->regmap[i]);
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 2465165cbea7..73291051808f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -3980,6 +3980,13 @@ static netdev_features_t mlx5e_fix_features(struct net_device *netdev,
}
}
+ if (params->xdp_prog) {
+ if (features & NETIF_F_LRO) {
+ netdev_warn(netdev, "LRO is incompatible with XDP\n");
+ features &= ~NETIF_F_LRO;
+ }
+ }
+
if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS)) {
features &= ~NETIF_F_RXHASH;
if (netdev->features & NETIF_F_RXHASH)
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_asm.c b/drivers/net/ethernet/netronome/nfp/nfp_asm.c
index b04b83687fe2..488615434e4a 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_asm.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_asm.c
@@ -196,7 +196,7 @@ int swreg_to_unrestricted(swreg dst, swreg lreg, swreg rreg,
}
reg->dst_lmextn = swreg_lmextn(dst);
- reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg);
+ reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg);
return 0;
}
@@ -277,7 +277,7 @@ int swreg_to_restricted(swreg dst, swreg lreg, swreg rreg,
}
reg->dst_lmextn = swreg_lmextn(dst);
- reg->src_lmextn = swreg_lmextn(lreg) | swreg_lmextn(rreg);
+ reg->src_lmextn = swreg_lmextn(lreg) || swreg_lmextn(rreg);
return 0;
}
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index da2862d59681..5e81cd317a32 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -3629,7 +3629,8 @@ static void ql_reset_work(struct work_struct *work)
qdev->mem_map_registers;
unsigned long hw_flags;
- if (test_bit((QL_RESET_PER_SCSI | QL_RESET_START), &qdev->flags)) {
+ if (test_bit(QL_RESET_PER_SCSI, &qdev->flags) ||
+ test_bit(QL_RESET_START, &qdev->flags)) {
clear_bit(QL_LINK_MASTER, &qdev->flags);
/*
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index 0ec13f520e90..936e64dd81b5 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -6160,6 +6160,11 @@ static int efx_ef10_mtd_probe(struct efx_nic *efx)
n_parts++;
}
+ if (!n_parts) {
+ kfree(parts);
+ return 0;
+ }
+
rc = efx_mtd_add(efx, &parts[0].common, n_parts, sizeof(*parts));
fail:
if (rc)
diff --git a/drivers/net/ethernet/smsc/smsc911x.c b/drivers/net/ethernet/smsc/smsc911x.c
index c7bdada4d1b9..7767d0ae9ebc 100644
--- a/drivers/net/ethernet/smsc/smsc911x.c
+++ b/drivers/net/ethernet/smsc/smsc911x.c
@@ -2433,7 +2433,7 @@ static int smsc911x_drv_probe(struct platform_device *pdev)
if (irq == -EPROBE_DEFER) {
retval = -EPROBE_DEFER;
goto out_0;
- } else if (irq <= 0) {
+ } else if (irq < 0) {
pr_warn("Could not allocate irq resource\n");
retval = -ENODEV;
goto out_0;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
index 7c73d296b940..497ce6e6b16f 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-sun8i.c
@@ -879,6 +879,7 @@ static int sun8i_dwmac_register_mdio_mux(struct stmmac_priv *priv)
ret = mdio_mux_init(priv->device, mdio_mux, mdio_mux_syscon_switch_fn,
&gmac->mux_handle, priv, priv->mii);
+ of_node_put(mdio_mux);
return ret;
}
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 9cbc0179d24e..9931724c4727 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -4531,7 +4531,7 @@ int stmmac_dvr_probe(struct device *device,
dev_info(priv->device, "TSO feature enabled\n");
}
- if (priv->dma_cap.sphen) {
+ if (priv->dma_cap.sphen && !priv->plat->sph_disable) {
ndev->hw_features |= NETIF_F_GRO;
priv->sph = true;
dev_info(priv->device, "SPH feature enabled\n");
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index 292045f4581f..0edcf3f704b7 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -119,6 +119,7 @@ static int intel_mgbe_common_data(struct pci_dev *pdev,
plat->has_gmac4 = 1;
plat->force_sf_dma_mode = 0;
plat->tso_en = 1;
+ plat->sph_disable = 1;
plat->rx_sched_algorithm = MTL_RX_ALGORITHM_SP;
@@ -481,7 +482,7 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
return -ENOMEM;
/* Enable pci device */
- ret = pci_enable_device(pdev);
+ ret = pcim_enable_device(pdev);
if (ret) {
dev_err(&pdev->dev, "%s: ERROR: failed to enable device\n",
__func__);
@@ -538,8 +539,6 @@ static void stmmac_pci_remove(struct pci_dev *pdev)
pcim_iounmap_regions(pdev, BIT(i));
break;
}
-
- pci_disable_device(pdev);
}
static int __maybe_unused stmmac_pci_suspend(struct device *dev)
diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
index 63a2d1bcccfb..6e5ea68b6a7e 100644
--- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c
+++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c
@@ -820,10 +820,10 @@ static int xemaclite_mdio_write(struct mii_bus *bus, int phy_id, int reg,
static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
{
struct mii_bus *bus;
- int rc;
struct resource res;
struct device_node *np = of_get_parent(lp->phy_node);
struct device_node *npp;
+ int rc, ret;
/* Don't register the MDIO bus if the phy_node or its parent node
* can't be found.
@@ -833,8 +833,14 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
return -ENODEV;
}
npp = of_get_parent(np);
-
- of_address_to_resource(npp, 0, &res);
+ ret = of_address_to_resource(npp, 0, &res);
+ of_node_put(npp);
+ if (ret) {
+ dev_err(dev, "%s resource error!\n",
+ dev->of_node->full_name);
+ of_node_put(np);
+ return ret;
+ }
if (lp->ndev->mem_start != res.start) {
struct phy_device *phydev;
phydev = of_phy_find_device(lp->phy_node);
@@ -843,6 +849,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
"MDIO of the phy is not registered yet\n");
else
put_device(&phydev->mdio.dev);
+ of_node_put(np);
return 0;
}
@@ -855,6 +862,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
bus = mdiobus_alloc();
if (!bus) {
dev_err(dev, "Failed to allocate mdiobus\n");
+ of_node_put(np);
return -ENOMEM;
}
@@ -867,6 +875,7 @@ static int xemaclite_mdio_setup(struct net_local *lp, struct device *dev)
bus->parent = dev;
rc = of_mdiobus_register(bus, np);
+ of_node_put(np);
if (rc) {
dev_err(dev, "Failed to register mdio bus.\n");
goto err_register;
@@ -923,8 +932,6 @@ static int xemaclite_open(struct net_device *dev)
xemaclite_disable_interrupts(lp);
if (lp->phy_node) {
- u32 bmcr;
-
lp->phy_dev = of_phy_connect(lp->ndev, lp->phy_node,
xemaclite_adjust_link, 0,
PHY_INTERFACE_MODE_MII);
@@ -935,19 +942,6 @@ static int xemaclite_open(struct net_device *dev)
/* EmacLite doesn't support giga-bit speeds */
phy_set_max_speed(lp->phy_dev, SPEED_100);
-
- /* Don't advertise 1000BASE-T Full/Half duplex speeds */
- phy_write(lp->phy_dev, MII_CTRL1000, 0);
-
- /* Advertise only 10 and 100mbps full/half duplex speeds */
- phy_write(lp->phy_dev, MII_ADVERTISE, ADVERTISE_ALL |
- ADVERTISE_CSMA);
-
- /* Restart auto negotiation */
- bmcr = phy_read(lp->phy_dev, MII_BMCR);
- bmcr |= (BMCR_ANENABLE | BMCR_ANRESTART);
- phy_write(lp->phy_dev, MII_BMCR, bmcr);
-
phy_start(lp->phy_dev);
}
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index 6c52ff8c0d2e..9e8cf64f0442 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -116,10 +116,15 @@ EXPORT_SYMBOL(phy_print_status);
*/
static int phy_clear_interrupt(struct phy_device *phydev)
{
- if (phydev->drv->ack_interrupt)
- return phydev->drv->ack_interrupt(phydev);
+ int ret = 0;
- return 0;
+ if (phydev->drv->ack_interrupt) {
+ mutex_lock(&phydev->lock);
+ ret = phydev->drv->ack_interrupt(phydev);
+ mutex_unlock(&phydev->lock);
+ }
+
+ return ret;
}
/**
@@ -761,6 +766,36 @@ static int phy_disable_interrupts(struct phy_device *phydev)
}
/**
+ * phy_did_interrupt - Checks if the PHY generated an interrupt
+ * @phydev: target phy_device struct
+ */
+static int phy_did_interrupt(struct phy_device *phydev)
+{
+ int ret;
+
+ mutex_lock(&phydev->lock);
+ ret = phydev->drv->did_interrupt(phydev);
+ mutex_unlock(&phydev->lock);
+
+ return ret;
+}
+
+/**
+ * phy_handle_interrupt - PHY specific interrupt handler
+ * @phydev: target phy_device struct
+ */
+static int phy_handle_interrupt(struct phy_device *phydev)
+{
+ int ret;
+
+ mutex_lock(&phydev->lock);
+ ret = phydev->drv->handle_interrupt(phydev);
+ mutex_unlock(&phydev->lock);
+
+ return ret;
+}
+
+/**
* phy_interrupt - PHY interrupt handler
* @irq: interrupt line
* @phy_dat: phy_device pointer
@@ -771,11 +806,11 @@ static irqreturn_t phy_interrupt(int irq, void *phy_dat)
{
struct phy_device *phydev = phy_dat;
- if (phydev->drv->did_interrupt && !phydev->drv->did_interrupt(phydev))
+ if (phydev->drv->did_interrupt && !phy_did_interrupt(phydev))
return IRQ_NONE;
if (phydev->drv->handle_interrupt) {
- if (phydev->drv->handle_interrupt(phydev))
+ if (phy_handle_interrupt(phydev))
goto phy_err;
} else {
/* reschedule state queue work to run as soon as possible */
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index cf090f88dac0..609f65530b9b 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -595,6 +595,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
if (dma_mapping_error(&adapter->pdev->dev,
rbi->dma_addr)) {
dev_kfree_skb_any(rbi->skb);
+ rbi->skb = NULL;
rq->stats.rx_buf_alloc_failure++;
break;
}
@@ -619,6 +620,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
if (dma_mapping_error(&adapter->pdev->dev,
rbi->dma_addr)) {
put_page(rbi->page);
+ rbi->page = NULL;
rq->stats.rx_buf_alloc_failure++;
break;
}
@@ -1584,6 +1586,10 @@ vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq,
u32 i, ring_idx;
struct Vmxnet3_RxDesc *rxd;
+ /* ring has already been cleaned up */
+ if (!rq->rx_ring[0].base)
+ return;
+
for (ring_idx = 0; ring_idx < 2; ring_idx++) {
for (i = 0; i < rq->rx_ring[ring_idx].size; i++) {
#ifdef __BIG_ENDIAN_BITFIELD
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 6e1721d53384..ffe27104f654 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -2062,11 +2062,13 @@ static void hw_scan_work(struct work_struct *work)
if (req->ie_len)
skb_put_data(probe, req->ie, req->ie_len);
+ rcu_read_lock();
if (!ieee80211_tx_prepare_skb(hwsim->hw,
hwsim->hw_scan_vif,
probe,
hwsim->tmp_chan->band,
NULL)) {
+ rcu_read_unlock();
kfree_skb(probe);
continue;
}
@@ -2074,6 +2076,7 @@ static void hw_scan_work(struct work_struct *work)
local_bh_disable();
mac80211_hwsim_tx_frame(hwsim->hw, probe,
hwsim->tmp_chan);
+ rcu_read_unlock();
local_bh_enable();
}
}
diff --git a/drivers/nfc/nfcmrvl/main.c b/drivers/nfc/nfcmrvl/main.c
index 529be35ac178..54d228acc0f5 100644
--- a/drivers/nfc/nfcmrvl/main.c
+++ b/drivers/nfc/nfcmrvl/main.c
@@ -194,6 +194,7 @@ void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv)
{
struct nci_dev *ndev = priv->ndev;
+ nci_unregister_device(ndev);
if (priv->ndev->nfc_dev->fw_download_in_progress)
nfcmrvl_fw_dnld_abort(priv);
@@ -202,7 +203,6 @@ void nfcmrvl_nci_unregister_dev(struct nfcmrvl_private *priv)
if (gpio_is_valid(priv->config.reset_n_io))
gpio_free(priv->config.reset_n_io);
- nci_unregister_device(ndev);
nci_free_device(ndev);
kfree(priv);
}
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 6a9a42809f97..79e22618817d 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -4047,6 +4047,7 @@ void nvme_start_ctrl(struct nvme_ctrl *ctrl)
if (ctrl->queue_count > 1) {
nvme_queue_scan(ctrl);
nvme_start_queues(ctrl);
+ nvme_mpath_update(ctrl);
}
ctrl->created = true;
}
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 4d615337e6e2..811f7b96b551 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -501,8 +501,17 @@ static void nvme_update_ns_ana_state(struct nvme_ana_group_desc *desc,
ns->ana_grpid = le32_to_cpu(desc->grpid);
ns->ana_state = desc->state;
clear_bit(NVME_NS_ANA_PENDING, &ns->flags);
-
- if (nvme_state_is_live(ns->ana_state))
+ /*
+ * nvme_mpath_set_live() will trigger I/O to the multipath path device
+ * and in turn to this path device. However we cannot accept this I/O
+ * if the controller is not live. This may deadlock if called from
+ * nvme_mpath_init_identify() and the ctrl will never complete
+ * initialization, preventing I/O from completing. For this case we
+ * will reprocess the ANA log page in nvme_mpath_update() once the
+ * controller is ready.
+ */
+ if (nvme_state_is_live(ns->ana_state) &&
+ ns->ctrl->state == NVME_CTRL_LIVE)
nvme_mpath_set_live(ns);
}
@@ -586,6 +595,18 @@ static void nvme_ana_work(struct work_struct *work)
nvme_read_ana_log(ctrl);
}
+void nvme_mpath_update(struct nvme_ctrl *ctrl)
+{
+ u32 nr_change_groups = 0;
+
+ if (!ctrl->ana_log_buf)
+ return;
+
+ mutex_lock(&ctrl->ana_lock);
+ nvme_parse_ana_log(ctrl, &nr_change_groups, nvme_update_ana_state);
+ mutex_unlock(&ctrl->ana_lock);
+}
+
static void nvme_anatt_timeout(struct timer_list *t)
{
struct nvme_ctrl *ctrl = from_timer(ctrl, t, anatt_timer);
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 2df90d4355b9..1d1431dd4f9e 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -551,6 +551,7 @@ void nvme_mpath_add_disk(struct nvme_ns *ns, struct nvme_id_ns *id);
void nvme_mpath_remove_disk(struct nvme_ns_head *head);
int nvme_mpath_init_identify(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id);
void nvme_mpath_init_ctrl(struct nvme_ctrl *ctrl);
+void nvme_mpath_update(struct nvme_ctrl *ctrl);
void nvme_mpath_uninit(struct nvme_ctrl *ctrl);
void nvme_mpath_stop(struct nvme_ctrl *ctrl);
bool nvme_mpath_clear_current_path(struct nvme_ns *ns);
@@ -648,6 +649,9 @@ static inline int nvme_mpath_init_identify(struct nvme_ctrl *ctrl,
"Please enable CONFIG_NVME_MULTIPATH for full support of multi-port devices.\n");
return 0;
}
+static inline void nvme_mpath_update(struct nvme_ctrl *ctrl)
+{
+}
static inline void nvme_mpath_uninit(struct nvme_ctrl *ctrl)
{
}
diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c
index 721d2652319c..7219ca39aa90 100644
--- a/drivers/pci/controller/pci-aardvark.c
+++ b/drivers/pci/controller/pci-aardvark.c
@@ -108,6 +108,7 @@
#define PCIE_MSI_ADDR_HIGH_REG (CONTROL_BASE_ADDR + 0x54)
#define PCIE_MSI_STATUS_REG (CONTROL_BASE_ADDR + 0x58)
#define PCIE_MSI_MASK_REG (CONTROL_BASE_ADDR + 0x5C)
+#define PCIE_MSI_ALL_MASK GENMASK(31, 0)
#define PCIE_MSI_PAYLOAD_REG (CONTROL_BASE_ADDR + 0x9C)
#define PCIE_MSI_DATA_MASK GENMASK(15, 0)
@@ -561,6 +562,7 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
advk_writel(pcie, reg, PCIE_CORE_CTRL2_REG);
/* Clear all interrupts */
+ advk_writel(pcie, PCIE_MSI_ALL_MASK, PCIE_MSI_STATUS_REG);
advk_writel(pcie, PCIE_ISR0_ALL_MASK, PCIE_ISR0_REG);
advk_writel(pcie, PCIE_ISR1_ALL_MASK, PCIE_ISR1_REG);
advk_writel(pcie, PCIE_IRQ_ALL_MASK, HOST_CTRL_INT_STATUS_REG);
@@ -573,7 +575,7 @@ static void advk_pcie_setup_hw(struct advk_pcie *pcie)
advk_writel(pcie, PCIE_ISR1_ALL_MASK, PCIE_ISR1_MASK_REG);
/* Unmask all MSIs */
- advk_writel(pcie, 0, PCIE_MSI_MASK_REG);
+ advk_writel(pcie, ~(u32)PCIE_MSI_ALL_MASK, PCIE_MSI_MASK_REG);
/* Enable summary interrupt for GIC SPI source */
reg = PCIE_IRQ_ALL_MASK & (~PCIE_IRQ_ENABLE_INTS_MASK);
@@ -1370,23 +1372,19 @@ static void advk_pcie_remove_irq_domain(struct advk_pcie *pcie)
static void advk_pcie_handle_msi(struct advk_pcie *pcie)
{
u32 msi_val, msi_mask, msi_status, msi_idx;
- u16 msi_data;
+ int virq;
msi_mask = advk_readl(pcie, PCIE_MSI_MASK_REG);
msi_val = advk_readl(pcie, PCIE_MSI_STATUS_REG);
- msi_status = msi_val & ~msi_mask;
+ msi_status = msi_val & ((~msi_mask) & PCIE_MSI_ALL_MASK);
for (msi_idx = 0; msi_idx < MSI_IRQ_NUM; msi_idx++) {
if (!(BIT(msi_idx) & msi_status))
continue;
- /*
- * msi_idx contains bits [4:0] of the msi_data and msi_data
- * contains 16bit MSI interrupt number
- */
advk_writel(pcie, BIT(msi_idx), PCIE_MSI_STATUS_REG);
- msi_data = advk_readl(pcie, PCIE_MSI_PAYLOAD_REG) & PCIE_MSI_DATA_MASK;
- generic_handle_irq(msi_data);
+ virq = irq_find_mapping(pcie->msi_inner_domain, msi_idx);
+ generic_handle_irq(virq);
}
advk_writel(pcie, PCIE_ISR0_MSI_INT_PENDING,
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index b9550cd4280c..d539eb379743 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -2613,6 +2613,16 @@ static const struct dmi_system_id bridge_d3_blacklist[] = {
DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."),
DMI_MATCH(DMI_BOARD_NAME, "X299 DESIGNARE EX-CF"),
},
+ /*
+ * Downstream device is not accessible after putting a root port
+ * into D3cold and back into D0 on Elo i2.
+ */
+ .ident = "Elo i2",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Elo Touch Solutions"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Elo i2"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "RevB"),
+ },
},
#endif
{ }
diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c
index 6ae484989d1f..c4b57e1df192 100644
--- a/drivers/platform/chrome/cros_ec_debugfs.c
+++ b/drivers/platform/chrome/cros_ec_debugfs.c
@@ -26,6 +26,9 @@
#define CIRC_ADD(idx, size, value) (((idx) + (value)) & ((size) - 1))
+/* waitqueue for log readers */
+static DECLARE_WAIT_QUEUE_HEAD(cros_ec_debugfs_log_wq);
+
/**
* struct cros_ec_debugfs - EC debugging information.
*
@@ -34,7 +37,6 @@
* @log_buffer: circular buffer for console log information
* @read_msg: preallocated EC command and buffer to read console log
* @log_mutex: mutex to protect circular buffer
- * @log_wq: waitqueue for log readers
* @log_poll_work: recurring task to poll EC for new console log data
* @panicinfo_blob: panicinfo debugfs blob
*/
@@ -45,7 +47,6 @@ struct cros_ec_debugfs {
struct circ_buf log_buffer;
struct cros_ec_command *read_msg;
struct mutex log_mutex;
- wait_queue_head_t log_wq;
struct delayed_work log_poll_work;
/* EC panicinfo */
struct debugfs_blob_wrapper panicinfo_blob;
@@ -108,7 +109,7 @@ static void cros_ec_console_log_work(struct work_struct *__work)
buf_space--;
}
- wake_up(&debug_info->log_wq);
+ wake_up(&cros_ec_debugfs_log_wq);
}
mutex_unlock(&debug_info->log_mutex);
@@ -142,7 +143,7 @@ static ssize_t cros_ec_console_log_read(struct file *file, char __user *buf,
mutex_unlock(&debug_info->log_mutex);
- ret = wait_event_interruptible(debug_info->log_wq,
+ ret = wait_event_interruptible(cros_ec_debugfs_log_wq,
CIRC_CNT(cb->head, cb->tail, LOG_SIZE));
if (ret < 0)
return ret;
@@ -174,7 +175,7 @@ static __poll_t cros_ec_console_log_poll(struct file *file,
struct cros_ec_debugfs *debug_info = file->private_data;
__poll_t mask = 0;
- poll_wait(file, &debug_info->log_wq, wait);
+ poll_wait(file, &cros_ec_debugfs_log_wq, wait);
mutex_lock(&debug_info->log_mutex);
if (CIRC_CNT(debug_info->log_buffer.head,
@@ -359,7 +360,6 @@ static int cros_ec_create_console_log(struct cros_ec_debugfs *debug_info)
debug_info->log_buffer.tail = 0;
mutex_init(&debug_info->log_mutex);
- init_waitqueue_head(&debug_info->log_wq);
debugfs_create_file("console_log", S_IFREG | 0444, debug_info->dir,
debug_info, &cros_ec_console_log_fops);
diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c
index 9458e6d6686a..8b434213bc7a 100644
--- a/drivers/rtc/class.c
+++ b/drivers/rtc/class.c
@@ -26,6 +26,15 @@ struct class *rtc_class;
static void rtc_device_release(struct device *dev)
{
struct rtc_device *rtc = to_rtc_device(dev);
+ struct timerqueue_head *head = &rtc->timerqueue;
+ struct timerqueue_node *node;
+
+ mutex_lock(&rtc->ops_lock);
+ while ((node = timerqueue_getnext(head)))
+ timerqueue_del(head, node);
+ mutex_unlock(&rtc->ops_lock);
+
+ cancel_work_sync(&rtc->irqwork);
ida_simple_remove(&rtc_ida, rtc->id);
kfree(rtc);
diff --git a/drivers/rtc/rtc-mc146818-lib.c b/drivers/rtc/rtc-mc146818-lib.c
index 5add637c9ad2..b036ff33fbe6 100644
--- a/drivers/rtc/rtc-mc146818-lib.c
+++ b/drivers/rtc/rtc-mc146818-lib.c
@@ -99,6 +99,17 @@ unsigned int mc146818_get_time(struct rtc_time *time)
}
EXPORT_SYMBOL_GPL(mc146818_get_time);
+/* AMD systems don't allow access to AltCentury with DV1 */
+static bool apply_amd_register_a_behavior(void)
+{
+#ifdef CONFIG_X86
+ if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD ||
+ boot_cpu_data.x86_vendor == X86_VENDOR_HYGON)
+ return true;
+#endif
+ return false;
+}
+
/* Set the current date and time in the real time clock. */
int mc146818_set_time(struct rtc_time *time)
{
@@ -172,7 +183,10 @@ int mc146818_set_time(struct rtc_time *time)
save_control = CMOS_READ(RTC_CONTROL);
CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL);
save_freq_select = CMOS_READ(RTC_FREQ_SELECT);
- CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
+ if (apply_amd_register_a_behavior())
+ CMOS_WRITE((save_freq_select & ~RTC_AMD_BANK_SELECT), RTC_FREQ_SELECT);
+ else
+ CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
#ifdef CONFIG_MACH_DECSTATION
CMOS_WRITE(real_yrs, RTC_DEC_YEAR);
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index b577c8f7e346..e0570cd0e520 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -1462,6 +1462,13 @@ int dasd_start_IO(struct dasd_ccw_req *cqr)
if (!cqr->lpm)
cqr->lpm = dasd_path_get_opm(device);
}
+ /*
+ * remember the amount of formatted tracks to prevent double format on
+ * ESE devices
+ */
+ if (cqr->block)
+ cqr->trkcount = atomic_read(&cqr->block->trkcount);
+
if (cqr->cpmode == 1) {
rc = ccw_device_tm_start(device->cdev, cqr->cpaddr,
(long) cqr, cqr->lpm);
@@ -1680,6 +1687,7 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
unsigned long now;
int nrf_suppressed = 0;
int fp_suppressed = 0;
+ struct request *req;
u8 *sense = NULL;
int expires;
@@ -1780,7 +1788,12 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm,
}
if (dasd_ese_needs_format(cqr->block, irb)) {
- if (rq_data_dir((struct request *)cqr->callback_data) == READ) {
+ req = dasd_get_callback_data(cqr);
+ if (!req) {
+ cqr->status = DASD_CQR_ERROR;
+ return;
+ }
+ if (rq_data_dir(req) == READ) {
device->discipline->ese_read(cqr, irb);
cqr->status = DASD_CQR_SUCCESS;
cqr->stopclk = now;
@@ -2799,8 +2812,7 @@ static void __dasd_cleanup_cqr(struct dasd_ccw_req *cqr)
* complete a request partially.
*/
if (proc_bytes) {
- blk_update_request(req, BLK_STS_OK,
- blk_rq_bytes(req) - proc_bytes);
+ blk_update_request(req, BLK_STS_OK, proc_bytes);
blk_mq_requeue_request(req, true);
} else {
blk_mq_complete_request(req);
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index ad44d22e8859..7749deb614d7 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -3026,13 +3026,24 @@ static int dasd_eckd_format_device(struct dasd_device *base,
}
static bool test_and_set_format_track(struct dasd_format_entry *to_format,
- struct dasd_block *block)
+ struct dasd_ccw_req *cqr)
{
+ struct dasd_block *block = cqr->block;
struct dasd_format_entry *format;
unsigned long flags;
bool rc = false;
spin_lock_irqsave(&block->format_lock, flags);
+ if (cqr->trkcount != atomic_read(&block->trkcount)) {
+ /*
+ * The number of formatted tracks has changed after request
+ * start and we can not tell if the current track was involved.
+ * To avoid data corruption treat it as if the current track is
+ * involved
+ */
+ rc = true;
+ goto out;
+ }
list_for_each_entry(format, &block->format_list, list) {
if (format->track == to_format->track) {
rc = true;
@@ -3052,6 +3063,7 @@ static void clear_format_track(struct dasd_format_entry *format,
unsigned long flags;
spin_lock_irqsave(&block->format_lock, flags);
+ atomic_inc(&block->trkcount);
list_del_init(&format->list);
spin_unlock_irqrestore(&block->format_lock, flags);
}
@@ -3088,7 +3100,7 @@ dasd_eckd_ese_format(struct dasd_device *startdev, struct dasd_ccw_req *cqr,
sector_t curr_trk;
int rc;
- req = cqr->callback_data;
+ req = dasd_get_callback_data(cqr);
block = cqr->block;
base = block->base;
private = base->private;
@@ -3113,8 +3125,11 @@ dasd_eckd_ese_format(struct dasd_device *startdev, struct dasd_ccw_req *cqr,
}
format->track = curr_trk;
/* test if track is already in formatting by another thread */
- if (test_and_set_format_track(format, block))
+ if (test_and_set_format_track(format, cqr)) {
+ /* this is no real error so do not count down retries */
+ cqr->retries++;
return ERR_PTR(-EEXIST);
+ }
fdata.start_unit = curr_trk;
fdata.stop_unit = curr_trk;
@@ -3213,12 +3228,11 @@ static int dasd_eckd_ese_read(struct dasd_ccw_req *cqr, struct irb *irb)
cqr->proc_bytes = blk_count * blksize;
return 0;
}
- if (dst && !skip_block) {
- dst += off;
+ if (dst && !skip_block)
memset(dst, 0, blksize);
- } else {
+ else
skip_block--;
- }
+ dst += blksize;
blk_count++;
}
}
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index fa552f9f1666..9d9685c25253 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -188,6 +188,7 @@ struct dasd_ccw_req {
void (*callback)(struct dasd_ccw_req *, void *data);
void *callback_data;
unsigned int proc_bytes; /* bytes for partial completion */
+ unsigned int trkcount; /* count formatted tracks */
};
/*
@@ -575,6 +576,7 @@ struct dasd_block {
struct list_head format_list;
spinlock_t format_lock;
+ atomic_t trkcount;
};
struct dasd_attention_data {
@@ -723,6 +725,18 @@ dasd_check_blocksize(int bsize)
return 0;
}
+/*
+ * return the callback data of the original request in case there are
+ * ERP requests build on top of it
+ */
+static inline void *dasd_get_callback_data(struct dasd_ccw_req *cqr)
+{
+ while (cqr->refers)
+ cqr = cqr->refers;
+
+ return cqr->callback_data;
+}
+
/* externals in dasd.c */
#define DASD_PROFILE_OFF 0
#define DASD_PROFILE_ON 1
diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c
index ab316baa8284..d766002bc5be 100644
--- a/drivers/s390/net/ctcm_mpc.c
+++ b/drivers/s390/net/ctcm_mpc.c
@@ -626,8 +626,6 @@ static void mpc_rcvd_sweep_resp(struct mpcg_info *mpcginfo)
ctcm_clear_busy_do(dev);
}
- kfree(mpcginfo);
-
return;
}
@@ -1206,10 +1204,10 @@ static void ctcmpc_unpack_skb(struct channel *ch, struct sk_buff *pskb)
CTCM_FUNTAIL, dev->name);
priv->stats.rx_dropped++;
/* mpcginfo only used for non-data transfers */
- kfree(mpcginfo);
if (do_debug_data)
ctcmpc_dump_skb(pskb, -8);
}
+ kfree(mpcginfo);
}
done:
@@ -1991,7 +1989,6 @@ static void mpc_action_rcvd_xid0(fsm_instance *fsm, int event, void *arg)
}
break;
}
- kfree(mpcginfo);
CTCM_PR_DEBUG("ctcmpc:%s() %s xid2:%i xid7:%i xidt_p2:%i \n",
__func__, ch->id, grp->outstanding_xid2,
@@ -2052,7 +2049,6 @@ static void mpc_action_rcvd_xid7(fsm_instance *fsm, int event, void *arg)
mpc_validate_xid(mpcginfo);
break;
}
- kfree(mpcginfo);
return;
}
diff --git a/drivers/s390/net/ctcm_sysfs.c b/drivers/s390/net/ctcm_sysfs.c
index ded1930a00b2..e3813a7aa5e6 100644
--- a/drivers/s390/net/ctcm_sysfs.c
+++ b/drivers/s390/net/ctcm_sysfs.c
@@ -39,11 +39,12 @@ static ssize_t ctcm_buffer_write(struct device *dev,
struct ctcm_priv *priv = dev_get_drvdata(dev);
int rc;
- ndev = priv->channel[CTCM_READ]->netdev;
- if (!(priv && priv->channel[CTCM_READ] && ndev)) {
+ if (!(priv && priv->channel[CTCM_READ] &&
+ priv->channel[CTCM_READ]->netdev)) {
CTCM_DBF_TEXT(SETUP, CTC_DBF_ERROR, "bfnondev");
return -ENODEV;
}
+ ndev = priv->channel[CTCM_READ]->netdev;
rc = kstrtouint(buf, 0, &bs1);
if (rc)
diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index 8f08b0a2917c..4eec7bfb5de9 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1735,10 +1735,11 @@ lcs_get_control(struct lcs_card *card, struct lcs_cmd *cmd)
lcs_schedule_recovery(card);
break;
case LCS_CMD_STOPLAN:
- pr_warn("Stoplan for %s initiated by LGW\n",
- card->dev->name);
- if (card->dev)
+ if (card->dev) {
+ pr_warn("Stoplan for %s initiated by LGW\n",
+ card->dev->name);
netif_carrier_off(card->dev);
+ }
break;
default:
LCS_DBF_TEXT(5, trace, "noLGWcmd");
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index df598c377161..cb97565b6a33 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -3768,6 +3768,9 @@ int qlt_abort_cmd(struct qla_tgt_cmd *cmd)
spin_lock_irqsave(&cmd->cmd_lock, flags);
if (cmd->aborted) {
+ if (cmd->sg_mapped)
+ qlt_unmap_sg(vha, cmd);
+
spin_unlock_irqrestore(&cmd->cmd_lock, flags);
/*
* It's normal to see 2 calls in this path:
diff --git a/drivers/slimbus/qcom-ctrl.c b/drivers/slimbus/qcom-ctrl.c
index a444badd8df5..0a6f7eeb7755 100644
--- a/drivers/slimbus/qcom-ctrl.c
+++ b/drivers/slimbus/qcom-ctrl.c
@@ -515,9 +515,9 @@ static int qcom_slim_probe(struct platform_device *pdev)
}
ctrl->irq = platform_get_irq(pdev, 0);
- if (!ctrl->irq) {
+ if (ctrl->irq < 0) {
dev_err(&pdev->dev, "no slimbus IRQ\n");
- return -ENODEV;
+ return ctrl->irq;
}
sctrl = &ctrl->ctrl;
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index c38f06139ccf..907a4d0784ac 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -2259,6 +2259,7 @@ static void gsm_copy_config_values(struct gsm_mux *gsm,
static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c)
{
+ int ret = 0;
int need_close = 0;
int need_restart = 0;
@@ -2334,10 +2335,13 @@ static int gsm_config(struct gsm_mux *gsm, struct gsm_config *c)
* FIXME: We need to separate activation/deactivation from adding
* and removing from the mux array
*/
- if (need_restart)
- gsm_activate_mux(gsm);
- if (gsm->initiator && need_close)
- gsm_dlci_begin_open(gsm->dlci[0]);
+ if (gsm->dead) {
+ ret = gsm_activate_mux(gsm);
+ if (ret)
+ return ret;
+ if (gsm->initiator)
+ gsm_dlci_begin_open(gsm->dlci[0]);
+ }
return 0;
}
diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
index 98e68f25a5f3..a79ab53f8e87 100644
--- a/drivers/tty/serial/8250/8250_mtk.c
+++ b/drivers/tty/serial/8250/8250_mtk.c
@@ -36,6 +36,7 @@
#define MTK_UART_IER_RTSI 0x40 /* Enable RTS Modem status interrupt */
#define MTK_UART_IER_CTSI 0x80 /* Enable CTS Modem status interrupt */
+#define MTK_UART_EFR 38 /* I/O: Extended Features Register */
#define MTK_UART_EFR_EN 0x10 /* Enable enhancement feature */
#define MTK_UART_EFR_RTS 0x40 /* Enable hardware rx flow control */
#define MTK_UART_EFR_CTS 0x80 /* Enable hardware tx flow control */
@@ -52,6 +53,9 @@
#define MTK_UART_TX_TRIGGER 1
#define MTK_UART_RX_TRIGGER MTK_UART_RX_SIZE
+#define MTK_UART_XON1 40 /* I/O: Xon character 1 */
+#define MTK_UART_XOFF1 42 /* I/O: Xoff character 1 */
+
#ifdef CONFIG_SERIAL_8250_DMA
enum dma_rx_status {
DMA_RX_START = 0,
@@ -168,7 +172,7 @@ static void mtk8250_dma_enable(struct uart_8250_port *up)
MTK_UART_DMA_EN_RX | MTK_UART_DMA_EN_TX);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_EFR, UART_EFR_ECB);
+ serial_out(up, MTK_UART_EFR, UART_EFR_ECB);
serial_out(up, UART_LCR, lcr);
if (dmaengine_slave_config(dma->rxchan, &dma->rxconf) != 0)
@@ -231,7 +235,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
int lcr = serial_in(up, UART_LCR);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_EFR, UART_EFR_ECB);
+ serial_out(up, MTK_UART_EFR, UART_EFR_ECB);
serial_out(up, UART_LCR, lcr);
lcr = serial_in(up, UART_LCR);
@@ -240,7 +244,7 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
serial_out(up, MTK_UART_ESCAPE_DAT, MTK_UART_ESCAPE_CHAR);
serial_out(up, MTK_UART_ESCAPE_EN, 0x00);
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
- serial_out(up, UART_EFR, serial_in(up, UART_EFR) &
+ serial_out(up, MTK_UART_EFR, serial_in(up, MTK_UART_EFR) &
(~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK)));
serial_out(up, UART_LCR, lcr);
mtk8250_disable_intrs(up, MTK_UART_IER_XOFFI |
@@ -254,8 +258,8 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
/*enable hw flow control*/
- serial_out(up, UART_EFR, MTK_UART_EFR_HW_FC |
- (serial_in(up, UART_EFR) &
+ serial_out(up, MTK_UART_EFR, MTK_UART_EFR_HW_FC |
+ (serial_in(up, MTK_UART_EFR) &
(~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK))));
serial_out(up, UART_LCR, lcr);
@@ -269,12 +273,12 @@ static void mtk8250_set_flow_ctrl(struct uart_8250_port *up, int mode)
serial_out(up, UART_LCR, UART_LCR_CONF_MODE_B);
/*enable sw flow control */
- serial_out(up, UART_EFR, MTK_UART_EFR_XON1_XOFF1 |
- (serial_in(up, UART_EFR) &
+ serial_out(up, MTK_UART_EFR, MTK_UART_EFR_XON1_XOFF1 |
+ (serial_in(up, MTK_UART_EFR) &
(~(MTK_UART_EFR_HW_FC | MTK_UART_EFR_SW_FC_MASK))));
- serial_out(up, UART_XON1, START_CHAR(port->state->port.tty));
- serial_out(up, UART_XOFF1, STOP_CHAR(port->state->port.tty));
+ serial_out(up, MTK_UART_XON1, START_CHAR(port->state->port.tty));
+ serial_out(up, MTK_UART_XOFF1, STOP_CHAR(port->state->port.tty));
serial_out(up, UART_LCR, lcr);
mtk8250_disable_intrs(up, MTK_UART_IER_CTSI|MTK_UART_IER_RTSI);
mtk8250_enable_intrs(up, MTK_UART_IER_XOFFI);
diff --git a/drivers/tty/serial/digicolor-usart.c b/drivers/tty/serial/digicolor-usart.c
index 13ac36e2da4f..4446c13629b1 100644
--- a/drivers/tty/serial/digicolor-usart.c
+++ b/drivers/tty/serial/digicolor-usart.c
@@ -472,10 +472,10 @@ static int digicolor_uart_probe(struct platform_device *pdev)
return PTR_ERR(uart_clk);
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- dp->port.mapbase = res->start;
dp->port.membase = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(dp->port.membase))
return PTR_ERR(dp->port.membase);
+ dp->port.mapbase = res->start;
irq = platform_get_irq(pdev, 0);
if (irq < 0)
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index de7bb8e6a1ef..98022584f709 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -755,6 +755,7 @@ static int wdm_release(struct inode *inode, struct file *file)
poison_urbs(desc);
spin_lock_irq(&desc->iuspin);
desc->resp_count = 0;
+ clear_bit(WDM_RESPONDING, &desc->flags);
spin_unlock_irq(&desc->iuspin);
desc->manage_power(desc->intf, 0);
unpoison_urbs(desc);
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index fa978412601a..1ba4a72047dc 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -2123,10 +2123,14 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3) },
{ USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */
.driver_info = RSVD(4) | RSVD(5) | RSVD(6) },
+ { USB_DEVICE(0x1782, 0x4d10) }, /* Fibocom L610 (AT mode) */
+ { USB_DEVICE_INTERFACE_CLASS(0x1782, 0x4d11, 0xff) }, /* Fibocom L610 (ECM/RNDIS mode) */
{ USB_DEVICE(0x2cb7, 0x0104), /* Fibocom NL678 series */
.driver_info = RSVD(4) | RSVD(5) },
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0105, 0xff), /* Fibocom NL678 series */
.driver_info = RSVD(6) },
+ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0106, 0xff) }, /* Fibocom MA510 (ECM mode w/ diag intf.) */
+ { USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x010a, 0xff) }, /* Fibocom MA510 (ECM mode) */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) }, /* Fibocom FG150 Diag */
{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) }, /* Fibocom FG150 AT */
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 2a91219dee7e..386894fe59ee 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -100,6 +100,7 @@ static const struct usb_device_id id_table[] = {
{ USB_DEVICE(HP_VENDOR_ID, HP_LCM220_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LCM960_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LM920_PRODUCT_ID) },
+ { USB_DEVICE(HP_VENDOR_ID, HP_LM930_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_LM940_PRODUCT_ID) },
{ USB_DEVICE(HP_VENDOR_ID, HP_TD620_PRODUCT_ID) },
{ USB_DEVICE(CRESSI_VENDOR_ID, CRESSI_EDY_PRODUCT_ID) },
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index 15f746e977a7..873e50088a36 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -129,6 +129,7 @@
#define HP_TD620_PRODUCT_ID 0x0956
#define HP_LD960_PRODUCT_ID 0x0b39
#define HP_LD381_PRODUCT_ID 0x0f7f
+#define HP_LM930_PRODUCT_ID 0x0f9b
#define HP_LCM220_PRODUCT_ID 0x3139
#define HP_LCM960_PRODUCT_ID 0x3239
#define HP_LD220_PRODUCT_ID 0x3524
diff --git a/drivers/usb/serial/qcserial.c b/drivers/usb/serial/qcserial.c
index b1b9923162a0..3f437f07356b 100644
--- a/drivers/usb/serial/qcserial.c
+++ b/drivers/usb/serial/qcserial.c
@@ -166,6 +166,8 @@ static const struct usb_device_id id_table[] = {
{DEVICE_SWI(0x1199, 0x9090)}, /* Sierra Wireless EM7565 QDL */
{DEVICE_SWI(0x1199, 0x9091)}, /* Sierra Wireless EM7565 */
{DEVICE_SWI(0x1199, 0x90d2)}, /* Sierra Wireless EM9191 QDL */
+ {DEVICE_SWI(0x1199, 0xc080)}, /* Sierra Wireless EM7590 QDL */
+ {DEVICE_SWI(0x1199, 0xc081)}, /* Sierra Wireless EM7590 */
{DEVICE_SWI(0x413c, 0x81a2)}, /* Dell Wireless 5806 Gobi(TM) 4G LTE Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81a3)}, /* Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card */
{DEVICE_SWI(0x413c, 0x81a4)}, /* Dell Wireless 5570e HSPA+ (42Mbps) Mobile Broadband Card */
diff --git a/drivers/usb/typec/tcpm/tcpci.c b/drivers/usb/typec/tcpm/tcpci.c
index 59e304a341f8..6caed68ce1be 100644
--- a/drivers/usb/typec/tcpm/tcpci.c
+++ b/drivers/usb/typec/tcpm/tcpci.c
@@ -611,7 +611,7 @@ static int tcpci_remove(struct i2c_client *client)
/* Disable chip interrupts before unregistering port */
err = tcpci_write16(chip->tcpci, TCPC_ALERT_MASK, 0);
if (err < 0)
- return err;
+ dev_warn(&client->dev, "Failed to disable irqs (%pe)\n", ERR_PTR(err));
tcpci_unregister_port(chip->tcpci);
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 1058aba8d573..3e0267ead718 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -1446,13 +1446,9 @@ err:
return ERR_PTR(r);
}
-static struct ptr_ring *get_tap_ptr_ring(int fd)
+static struct ptr_ring *get_tap_ptr_ring(struct file *file)
{
struct ptr_ring *ring;
- struct file *file = fget(fd);
-
- if (!file)
- return NULL;
ring = tun_get_tx_ring(file);
if (!IS_ERR(ring))
goto out;
@@ -1461,7 +1457,6 @@ static struct ptr_ring *get_tap_ptr_ring(int fd)
goto out;
ring = NULL;
out:
- fput(file);
return ring;
}
@@ -1548,8 +1543,12 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd)
r = vhost_net_enable_vq(n, vq);
if (r)
goto err_used;
- if (index == VHOST_NET_VQ_RX)
- nvq->rx_ring = get_tap_ptr_ring(fd);
+ if (index == VHOST_NET_VQ_RX) {
+ if (sock)
+ nvq->rx_ring = get_tap_ptr_ring(sock->file);
+ else
+ nvq->rx_ring = NULL;
+ }
oldubufs = nvq->ubufs;
nvq->ubufs = ubufs;
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 4f58b28a1edd..90eac3ec01cb 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -734,10 +734,22 @@ int afs_getattr(const struct path *path, struct kstat *stat,
{
struct inode *inode = d_inode(path->dentry);
struct afs_vnode *vnode = AFS_FS_I(inode);
- int seq = 0;
+ struct key *key;
+ int ret, seq = 0;
_enter("{ ino=%lu v=%u }", inode->i_ino, inode->i_generation);
+ if (!(query_flags & AT_STATX_DONT_SYNC) &&
+ !test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags)) {
+ key = afs_request_key(vnode->volume->cell);
+ if (IS_ERR(key))
+ return PTR_ERR(key);
+ ret = afs_validate(vnode, key);
+ key_put(key);
+ if (ret < 0)
+ return ret;
+ }
+
do {
read_seqbegin_or_lock(&vnode->cb_lock, &seq);
generic_fillattr(inode, stat);
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 9b703c0db979..b7bfecfc2ea3 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -5295,6 +5295,18 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans,
}
/*
+ * For symlinks, we must always log their content, which is stored in an
+ * inline extent, otherwise we could end up with an empty symlink after
+ * log replay, which is invalid on linux (symlink(2) returns -ENOENT if
+ * one attempts to create an empty symlink).
+ * We don't need to worry about flushing delalloc, because when we create
+ * the inline extent when the symlink is created (we never have delalloc
+ * for symlinks).
+ */
+ if (S_ISLNK(inode->vfs_inode.i_mode))
+ inode_only = LOG_INODE_ALL;
+
+ /*
* a brute force approach to making sure we get the most uptodate
* copies of everything.
*/
@@ -5707,7 +5719,7 @@ process_leaf:
}
ctx->log_new_dentries = false;
- if (type == BTRFS_FT_DIR || type == BTRFS_FT_SYMLINK)
+ if (type == BTRFS_FT_DIR)
log_mode = LOG_INODE_ALL;
ret = btrfs_log_inode(trans, root, BTRFS_I(di_inode),
log_mode, 0, LLONG_MAX, ctx);
diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c
index dec5285a02e9..77a497a4b236 100644
--- a/fs/gfs2/bmap.c
+++ b/fs/gfs2/bmap.c
@@ -1233,13 +1233,12 @@ static int gfs2_iomap_end(struct inode *inode, loff_t pos, loff_t length,
if (length != written && (iomap->flags & IOMAP_F_NEW)) {
/* Deallocate blocks that were just allocated. */
- loff_t blockmask = i_blocksize(inode) - 1;
- loff_t end = (pos + length) & ~blockmask;
+ loff_t hstart = round_up(pos + written, i_blocksize(inode));
+ loff_t hend = iomap->offset + iomap->length;
- pos = (pos + written + blockmask) & ~blockmask;
- if (pos < end) {
- truncate_pagecache_range(inode, pos, end - 1);
- punch_hole(ip, pos, end - pos);
+ if (hstart < hend) {
+ truncate_pagecache_range(inode, hstart, hend - 1);
+ punch_hole(ip, hstart, hend - hstart);
}
}
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 76baf7b441f3..cf3b00751ff6 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -359,6 +359,14 @@ static void nfs4_setup_readdir(u64 cookie, __be32 *verifier, struct dentry *dent
kunmap_atomic(start);
}
+static void nfs4_fattr_set_prechange(struct nfs_fattr *fattr, u64 version)
+{
+ if (!(fattr->valid & NFS_ATTR_FATTR_PRECHANGE)) {
+ fattr->pre_change_attr = version;
+ fattr->valid |= NFS_ATTR_FATTR_PRECHANGE;
+ }
+}
+
static void nfs4_test_and_free_stateid(struct nfs_server *server,
nfs4_stateid *stateid,
const struct cred *cred)
@@ -6307,7 +6315,9 @@ static void nfs4_delegreturn_release(void *calldata)
pnfs_roc_release(&data->lr.arg, &data->lr.res,
data->res.lr_ret);
if (inode) {
- nfs_post_op_update_inode_force_wcc(inode, &data->fattr);
+ nfs4_fattr_set_prechange(&data->fattr,
+ inode_peek_iversion_raw(inode));
+ nfs_refresh_inode(inode, &data->fattr);
nfs_iput_and_deactive(inode);
}
kfree(calldata);
diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c
index 4391fd3abd8f..e00e184b1261 100644
--- a/fs/nilfs2/btnode.c
+++ b/fs/nilfs2/btnode.c
@@ -20,6 +20,23 @@
#include "page.h"
#include "btnode.h"
+
+/**
+ * nilfs_init_btnc_inode - initialize B-tree node cache inode
+ * @btnc_inode: inode to be initialized
+ *
+ * nilfs_init_btnc_inode() sets up an inode for B-tree node cache.
+ */
+void nilfs_init_btnc_inode(struct inode *btnc_inode)
+{
+ struct nilfs_inode_info *ii = NILFS_I(btnc_inode);
+
+ btnc_inode->i_mode = S_IFREG;
+ ii->i_flags = 0;
+ memset(&ii->i_bmap_data, 0, sizeof(struct nilfs_bmap));
+ mapping_set_gfp_mask(btnc_inode->i_mapping, GFP_NOFS);
+}
+
void nilfs_btnode_cache_clear(struct address_space *btnc)
{
invalidate_mapping_pages(btnc, 0, -1);
@@ -29,7 +46,7 @@ void nilfs_btnode_cache_clear(struct address_space *btnc)
struct buffer_head *
nilfs_btnode_create_block(struct address_space *btnc, __u64 blocknr)
{
- struct inode *inode = NILFS_BTNC_I(btnc);
+ struct inode *inode = btnc->host;
struct buffer_head *bh;
bh = nilfs_grab_buffer(inode, btnc, blocknr, BIT(BH_NILFS_Node));
@@ -57,7 +74,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr,
struct buffer_head **pbh, sector_t *submit_ptr)
{
struct buffer_head *bh;
- struct inode *inode = NILFS_BTNC_I(btnc);
+ struct inode *inode = btnc->host;
struct page *page;
int err;
@@ -157,7 +174,7 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc,
struct nilfs_btnode_chkey_ctxt *ctxt)
{
struct buffer_head *obh, *nbh;
- struct inode *inode = NILFS_BTNC_I(btnc);
+ struct inode *inode = btnc->host;
__u64 oldkey = ctxt->oldkey, newkey = ctxt->newkey;
int err;
diff --git a/fs/nilfs2/btnode.h b/fs/nilfs2/btnode.h
index 0f88dbc9bcb3..05ab64d354dc 100644
--- a/fs/nilfs2/btnode.h
+++ b/fs/nilfs2/btnode.h
@@ -30,6 +30,7 @@ struct nilfs_btnode_chkey_ctxt {
struct buffer_head *newbh;
};
+void nilfs_init_btnc_inode(struct inode *btnc_inode);
void nilfs_btnode_cache_clear(struct address_space *);
struct buffer_head *nilfs_btnode_create_block(struct address_space *btnc,
__u64 blocknr);
diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
index 23e043eca237..919d1238ce45 100644
--- a/fs/nilfs2/btree.c
+++ b/fs/nilfs2/btree.c
@@ -58,7 +58,8 @@ static void nilfs_btree_free_path(struct nilfs_btree_path *path)
static int nilfs_btree_get_new_block(const struct nilfs_bmap *btree,
__u64 ptr, struct buffer_head **bhp)
{
- struct address_space *btnc = &NILFS_BMAP_I(btree)->i_btnode_cache;
+ struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
+ struct address_space *btnc = btnc_inode->i_mapping;
struct buffer_head *bh;
bh = nilfs_btnode_create_block(btnc, ptr);
@@ -470,7 +471,8 @@ static int __nilfs_btree_get_block(const struct nilfs_bmap *btree, __u64 ptr,
struct buffer_head **bhp,
const struct nilfs_btree_readahead_info *ra)
{
- struct address_space *btnc = &NILFS_BMAP_I(btree)->i_btnode_cache;
+ struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
+ struct address_space *btnc = btnc_inode->i_mapping;
struct buffer_head *bh, *ra_bh;
sector_t submit_ptr = 0;
int ret;
@@ -1742,6 +1744,10 @@ nilfs_btree_prepare_convert_and_insert(struct nilfs_bmap *btree, __u64 key,
dat = nilfs_bmap_get_dat(btree);
}
+ ret = nilfs_attach_btree_node_cache(&NILFS_BMAP_I(btree)->vfs_inode);
+ if (ret < 0)
+ return ret;
+
ret = nilfs_bmap_prepare_alloc_ptr(btree, dreq, dat);
if (ret < 0)
return ret;
@@ -1914,7 +1920,7 @@ static int nilfs_btree_prepare_update_v(struct nilfs_bmap *btree,
path[level].bp_ctxt.newkey = path[level].bp_newreq.bpr_ptr;
path[level].bp_ctxt.bh = path[level].bp_bh;
ret = nilfs_btnode_prepare_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
if (ret < 0) {
nilfs_dat_abort_update(dat,
@@ -1940,7 +1946,7 @@ static void nilfs_btree_commit_update_v(struct nilfs_bmap *btree,
if (buffer_nilfs_node(path[level].bp_bh)) {
nilfs_btnode_commit_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
path[level].bp_bh = path[level].bp_ctxt.bh;
}
@@ -1959,7 +1965,7 @@ static void nilfs_btree_abort_update_v(struct nilfs_bmap *btree,
&path[level].bp_newreq.bpr_req);
if (buffer_nilfs_node(path[level].bp_bh))
nilfs_btnode_abort_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
}
@@ -2135,7 +2141,8 @@ static void nilfs_btree_add_dirty_buffer(struct nilfs_bmap *btree,
static void nilfs_btree_lookup_dirty_buffers(struct nilfs_bmap *btree,
struct list_head *listp)
{
- struct address_space *btcache = &NILFS_BMAP_I(btree)->i_btnode_cache;
+ struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
+ struct address_space *btcache = btnc_inode->i_mapping;
struct list_head lists[NILFS_BTREE_LEVEL_MAX];
struct pagevec pvec;
struct buffer_head *bh, *head;
@@ -2189,12 +2196,12 @@ static int nilfs_btree_assign_p(struct nilfs_bmap *btree,
path[level].bp_ctxt.newkey = blocknr;
path[level].bp_ctxt.bh = *bh;
ret = nilfs_btnode_prepare_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
if (ret < 0)
return ret;
nilfs_btnode_commit_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
*bh = path[level].bp_ctxt.bh;
}
@@ -2399,6 +2406,10 @@ int nilfs_btree_init(struct nilfs_bmap *bmap)
if (nilfs_btree_root_broken(nilfs_btree_get_root(bmap), bmap->b_inode))
ret = -EIO;
+ else
+ ret = nilfs_attach_btree_node_cache(
+ &NILFS_BMAP_I(bmap)->vfs_inode);
+
return ret;
}
diff --git a/fs/nilfs2/dat.c b/fs/nilfs2/dat.c
index 6f4066636be9..a3523a243e11 100644
--- a/fs/nilfs2/dat.c
+++ b/fs/nilfs2/dat.c
@@ -497,7 +497,9 @@ int nilfs_dat_read(struct super_block *sb, size_t entry_size,
di = NILFS_DAT_I(dat);
lockdep_set_class(&di->mi.mi_sem, &dat_lock_key);
nilfs_palloc_setup_cache(dat, &di->palloc_cache);
- nilfs_mdt_setup_shadow_map(dat, &di->shadow);
+ err = nilfs_mdt_setup_shadow_map(dat, &di->shadow);
+ if (err)
+ goto failed;
err = nilfs_read_inode_common(dat, raw_inode);
if (err)
diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c
index aa3c328ee189..114774ac2185 100644
--- a/fs/nilfs2/gcinode.c
+++ b/fs/nilfs2/gcinode.c
@@ -126,9 +126,10 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff,
int nilfs_gccache_submit_read_node(struct inode *inode, sector_t pbn,
__u64 vbn, struct buffer_head **out_bh)
{
+ struct inode *btnc_inode = NILFS_I(inode)->i_assoc_inode;
int ret;
- ret = nilfs_btnode_submit_block(&NILFS_I(inode)->i_btnode_cache,
+ ret = nilfs_btnode_submit_block(btnc_inode->i_mapping,
vbn ? : pbn, pbn, REQ_OP_READ, 0,
out_bh, &pbn);
if (ret == -EEXIST) /* internal code (cache hit) */
@@ -170,7 +171,7 @@ int nilfs_init_gcinode(struct inode *inode)
ii->i_flags = 0;
nilfs_bmap_init_gc(ii->i_bmap);
- return 0;
+ return nilfs_attach_btree_node_cache(inode);
}
/**
@@ -185,7 +186,7 @@ void nilfs_remove_all_gcinodes(struct the_nilfs *nilfs)
ii = list_first_entry(head, struct nilfs_inode_info, i_dirty);
list_del_init(&ii->i_dirty);
truncate_inode_pages(&ii->vfs_inode.i_data, 0);
- nilfs_btnode_cache_clear(&ii->i_btnode_cache);
+ nilfs_btnode_cache_clear(ii->i_assoc_inode->i_mapping);
iput(&ii->vfs_inode);
}
}
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index 671085512e0f..35b0bfe9324f 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -28,12 +28,16 @@
* @cno: checkpoint number
* @root: pointer on NILFS root object (mounted checkpoint)
* @for_gc: inode for GC flag
+ * @for_btnc: inode for B-tree node cache flag
+ * @for_shadow: inode for shadowed page cache flag
*/
struct nilfs_iget_args {
u64 ino;
__u64 cno;
struct nilfs_root *root;
- int for_gc;
+ bool for_gc;
+ bool for_btnc;
+ bool for_shadow;
};
static int nilfs_iget_test(struct inode *inode, void *opaque);
@@ -322,7 +326,8 @@ static int nilfs_insert_inode_locked(struct inode *inode,
unsigned long ino)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = root, .cno = 0, .for_gc = 0
+ .ino = ino, .root = root, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = false
};
return insert_inode_locked4(inode, ino, nilfs_iget_test, &args);
@@ -534,6 +539,19 @@ static int nilfs_iget_test(struct inode *inode, void *opaque)
return 0;
ii = NILFS_I(inode);
+ if (test_bit(NILFS_I_BTNC, &ii->i_state)) {
+ if (!args->for_btnc)
+ return 0;
+ } else if (args->for_btnc) {
+ return 0;
+ }
+ if (test_bit(NILFS_I_SHADOW, &ii->i_state)) {
+ if (!args->for_shadow)
+ return 0;
+ } else if (args->for_shadow) {
+ return 0;
+ }
+
if (!test_bit(NILFS_I_GCINODE, &ii->i_state))
return !args->for_gc;
@@ -545,15 +563,17 @@ static int nilfs_iget_set(struct inode *inode, void *opaque)
struct nilfs_iget_args *args = opaque;
inode->i_ino = args->ino;
- if (args->for_gc) {
+ NILFS_I(inode)->i_cno = args->cno;
+ NILFS_I(inode)->i_root = args->root;
+ if (args->root && args->ino == NILFS_ROOT_INO)
+ nilfs_get_root(args->root);
+
+ if (args->for_gc)
NILFS_I(inode)->i_state = BIT(NILFS_I_GCINODE);
- NILFS_I(inode)->i_cno = args->cno;
- NILFS_I(inode)->i_root = NULL;
- } else {
- if (args->root && args->ino == NILFS_ROOT_INO)
- nilfs_get_root(args->root);
- NILFS_I(inode)->i_root = args->root;
- }
+ if (args->for_btnc)
+ NILFS_I(inode)->i_state |= BIT(NILFS_I_BTNC);
+ if (args->for_shadow)
+ NILFS_I(inode)->i_state |= BIT(NILFS_I_SHADOW);
return 0;
}
@@ -561,7 +581,8 @@ struct inode *nilfs_ilookup(struct super_block *sb, struct nilfs_root *root,
unsigned long ino)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = root, .cno = 0, .for_gc = 0
+ .ino = ino, .root = root, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = false
};
return ilookup5(sb, ino, nilfs_iget_test, &args);
@@ -571,7 +592,8 @@ struct inode *nilfs_iget_locked(struct super_block *sb, struct nilfs_root *root,
unsigned long ino)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = root, .cno = 0, .for_gc = 0
+ .ino = ino, .root = root, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = false
};
return iget5_locked(sb, ino, nilfs_iget_test, nilfs_iget_set, &args);
@@ -602,7 +624,8 @@ struct inode *nilfs_iget_for_gc(struct super_block *sb, unsigned long ino,
__u64 cno)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = NULL, .cno = cno, .for_gc = 1
+ .ino = ino, .root = NULL, .cno = cno, .for_gc = true,
+ .for_btnc = false, .for_shadow = false
};
struct inode *inode;
int err;
@@ -622,6 +645,113 @@ struct inode *nilfs_iget_for_gc(struct super_block *sb, unsigned long ino,
return inode;
}
+/**
+ * nilfs_attach_btree_node_cache - attach a B-tree node cache to the inode
+ * @inode: inode object
+ *
+ * nilfs_attach_btree_node_cache() attaches a B-tree node cache to @inode,
+ * or does nothing if the inode already has it. This function allocates
+ * an additional inode to maintain page cache of B-tree nodes one-on-one.
+ *
+ * Return Value: On success, 0 is returned. On errors, one of the following
+ * negative error code is returned.
+ *
+ * %-ENOMEM - Insufficient memory available.
+ */
+int nilfs_attach_btree_node_cache(struct inode *inode)
+{
+ struct nilfs_inode_info *ii = NILFS_I(inode);
+ struct inode *btnc_inode;
+ struct nilfs_iget_args args;
+
+ if (ii->i_assoc_inode)
+ return 0;
+
+ args.ino = inode->i_ino;
+ args.root = ii->i_root;
+ args.cno = ii->i_cno;
+ args.for_gc = test_bit(NILFS_I_GCINODE, &ii->i_state) != 0;
+ args.for_btnc = true;
+ args.for_shadow = test_bit(NILFS_I_SHADOW, &ii->i_state) != 0;
+
+ btnc_inode = iget5_locked(inode->i_sb, inode->i_ino, nilfs_iget_test,
+ nilfs_iget_set, &args);
+ if (unlikely(!btnc_inode))
+ return -ENOMEM;
+ if (btnc_inode->i_state & I_NEW) {
+ nilfs_init_btnc_inode(btnc_inode);
+ unlock_new_inode(btnc_inode);
+ }
+ NILFS_I(btnc_inode)->i_assoc_inode = inode;
+ NILFS_I(btnc_inode)->i_bmap = ii->i_bmap;
+ ii->i_assoc_inode = btnc_inode;
+
+ return 0;
+}
+
+/**
+ * nilfs_detach_btree_node_cache - detach the B-tree node cache from the inode
+ * @inode: inode object
+ *
+ * nilfs_detach_btree_node_cache() detaches the B-tree node cache and its
+ * holder inode bound to @inode, or does nothing if @inode doesn't have it.
+ */
+void nilfs_detach_btree_node_cache(struct inode *inode)
+{
+ struct nilfs_inode_info *ii = NILFS_I(inode);
+ struct inode *btnc_inode = ii->i_assoc_inode;
+
+ if (btnc_inode) {
+ NILFS_I(btnc_inode)->i_assoc_inode = NULL;
+ ii->i_assoc_inode = NULL;
+ iput(btnc_inode);
+ }
+}
+
+/**
+ * nilfs_iget_for_shadow - obtain inode for shadow mapping
+ * @inode: inode object that uses shadow mapping
+ *
+ * nilfs_iget_for_shadow() allocates a pair of inodes that holds page
+ * caches for shadow mapping. The page cache for data pages is set up
+ * in one inode and the one for b-tree node pages is set up in the
+ * other inode, which is attached to the former inode.
+ *
+ * Return Value: On success, a pointer to the inode for data pages is
+ * returned. On errors, one of the following negative error code is returned
+ * in a pointer type.
+ *
+ * %-ENOMEM - Insufficient memory available.
+ */
+struct inode *nilfs_iget_for_shadow(struct inode *inode)
+{
+ struct nilfs_iget_args args = {
+ .ino = inode->i_ino, .root = NULL, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = true
+ };
+ struct inode *s_inode;
+ int err;
+
+ s_inode = iget5_locked(inode->i_sb, inode->i_ino, nilfs_iget_test,
+ nilfs_iget_set, &args);
+ if (unlikely(!s_inode))
+ return ERR_PTR(-ENOMEM);
+ if (!(s_inode->i_state & I_NEW))
+ return inode;
+
+ NILFS_I(s_inode)->i_flags = 0;
+ memset(NILFS_I(s_inode)->i_bmap, 0, sizeof(struct nilfs_bmap));
+ mapping_set_gfp_mask(s_inode->i_mapping, GFP_NOFS);
+
+ err = nilfs_attach_btree_node_cache(s_inode);
+ if (unlikely(err)) {
+ iget_failed(s_inode);
+ return ERR_PTR(err);
+ }
+ unlock_new_inode(s_inode);
+ return s_inode;
+}
+
void nilfs_write_inode_common(struct inode *inode,
struct nilfs_inode *raw_inode, int has_bmap)
{
@@ -770,7 +900,8 @@ static void nilfs_clear_inode(struct inode *inode)
if (test_bit(NILFS_I_BMAP, &ii->i_state))
nilfs_bmap_clear(ii->i_bmap);
- nilfs_btnode_cache_clear(&ii->i_btnode_cache);
+ if (!test_bit(NILFS_I_BTNC, &ii->i_state))
+ nilfs_detach_btree_node_cache(inode);
if (ii->i_root && inode->i_ino == NILFS_ROOT_INO)
nilfs_put_root(ii->i_root);
diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index 700870a92bc4..7c9055d767d1 100644
--- a/fs/nilfs2/mdt.c
+++ b/fs/nilfs2/mdt.c
@@ -469,9 +469,18 @@ int nilfs_mdt_init(struct inode *inode, gfp_t gfp_mask, size_t objsz)
void nilfs_mdt_clear(struct inode *inode)
{
struct nilfs_mdt_info *mdi = NILFS_MDT(inode);
+ struct nilfs_shadow_map *shadow = mdi->mi_shadow;
if (mdi->mi_palloc_cache)
nilfs_palloc_destroy_cache(inode);
+
+ if (shadow) {
+ struct inode *s_inode = shadow->inode;
+
+ shadow->inode = NULL;
+ iput(s_inode);
+ mdi->mi_shadow = NULL;
+ }
}
/**
@@ -505,12 +514,15 @@ int nilfs_mdt_setup_shadow_map(struct inode *inode,
struct nilfs_shadow_map *shadow)
{
struct nilfs_mdt_info *mi = NILFS_MDT(inode);
+ struct inode *s_inode;
INIT_LIST_HEAD(&shadow->frozen_buffers);
- address_space_init_once(&shadow->frozen_data);
- nilfs_mapping_init(&shadow->frozen_data, inode);
- address_space_init_once(&shadow->frozen_btnodes);
- nilfs_mapping_init(&shadow->frozen_btnodes, inode);
+
+ s_inode = nilfs_iget_for_shadow(inode);
+ if (IS_ERR(s_inode))
+ return PTR_ERR(s_inode);
+
+ shadow->inode = s_inode;
mi->mi_shadow = shadow;
return 0;
}
@@ -524,14 +536,15 @@ int nilfs_mdt_save_to_shadow_map(struct inode *inode)
struct nilfs_mdt_info *mi = NILFS_MDT(inode);
struct nilfs_inode_info *ii = NILFS_I(inode);
struct nilfs_shadow_map *shadow = mi->mi_shadow;
+ struct inode *s_inode = shadow->inode;
int ret;
- ret = nilfs_copy_dirty_pages(&shadow->frozen_data, inode->i_mapping);
+ ret = nilfs_copy_dirty_pages(s_inode->i_mapping, inode->i_mapping);
if (ret)
goto out;
- ret = nilfs_copy_dirty_pages(&shadow->frozen_btnodes,
- &ii->i_btnode_cache);
+ ret = nilfs_copy_dirty_pages(NILFS_I(s_inode)->i_assoc_inode->i_mapping,
+ ii->i_assoc_inode->i_mapping);
if (ret)
goto out;
@@ -547,7 +560,7 @@ int nilfs_mdt_freeze_buffer(struct inode *inode, struct buffer_head *bh)
struct page *page;
int blkbits = inode->i_blkbits;
- page = grab_cache_page(&shadow->frozen_data, bh->b_page->index);
+ page = grab_cache_page(shadow->inode->i_mapping, bh->b_page->index);
if (!page)
return -ENOMEM;
@@ -579,7 +592,7 @@ nilfs_mdt_get_frozen_buffer(struct inode *inode, struct buffer_head *bh)
struct page *page;
int n;
- page = find_lock_page(&shadow->frozen_data, bh->b_page->index);
+ page = find_lock_page(shadow->inode->i_mapping, bh->b_page->index);
if (page) {
if (page_has_buffers(page)) {
n = bh_offset(bh) >> inode->i_blkbits;
@@ -620,10 +633,11 @@ void nilfs_mdt_restore_from_shadow_map(struct inode *inode)
nilfs_palloc_clear_cache(inode);
nilfs_clear_dirty_pages(inode->i_mapping, true);
- nilfs_copy_back_pages(inode->i_mapping, &shadow->frozen_data);
+ nilfs_copy_back_pages(inode->i_mapping, shadow->inode->i_mapping);
- nilfs_clear_dirty_pages(&ii->i_btnode_cache, true);
- nilfs_copy_back_pages(&ii->i_btnode_cache, &shadow->frozen_btnodes);
+ nilfs_clear_dirty_pages(ii->i_assoc_inode->i_mapping, true);
+ nilfs_copy_back_pages(ii->i_assoc_inode->i_mapping,
+ NILFS_I(shadow->inode)->i_assoc_inode->i_mapping);
nilfs_bmap_restore(ii->i_bmap, &shadow->bmap_store);
@@ -638,10 +652,11 @@ void nilfs_mdt_clear_shadow_map(struct inode *inode)
{
struct nilfs_mdt_info *mi = NILFS_MDT(inode);
struct nilfs_shadow_map *shadow = mi->mi_shadow;
+ struct inode *shadow_btnc_inode = NILFS_I(shadow->inode)->i_assoc_inode;
down_write(&mi->mi_sem);
nilfs_release_frozen_buffers(shadow);
- truncate_inode_pages(&shadow->frozen_data, 0);
- truncate_inode_pages(&shadow->frozen_btnodes, 0);
+ truncate_inode_pages(shadow->inode->i_mapping, 0);
+ truncate_inode_pages(shadow_btnc_inode->i_mapping, 0);
up_write(&mi->mi_sem);
}
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h
index e77aea4bb921..9d8ac0d27c16 100644
--- a/fs/nilfs2/mdt.h
+++ b/fs/nilfs2/mdt.h
@@ -18,14 +18,12 @@
/**
* struct nilfs_shadow_map - shadow mapping of meta data file
* @bmap_store: shadow copy of bmap state
- * @frozen_data: shadowed dirty data pages
- * @frozen_btnodes: shadowed dirty b-tree nodes' pages
+ * @inode: holder of page caches used in shadow mapping
* @frozen_buffers: list of frozen buffers
*/
struct nilfs_shadow_map {
struct nilfs_bmap_store bmap_store;
- struct address_space frozen_data;
- struct address_space frozen_btnodes;
+ struct inode *inode;
struct list_head frozen_buffers;
};
diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h
index 42395ba52da6..4895d978369a 100644
--- a/fs/nilfs2/nilfs.h
+++ b/fs/nilfs2/nilfs.h
@@ -28,7 +28,7 @@
* @i_xattr: <TODO>
* @i_dir_start_lookup: page index of last successful search
* @i_cno: checkpoint number for GC inode
- * @i_btnode_cache: cached pages of b-tree nodes
+ * @i_assoc_inode: associated inode (B-tree node cache holder or back pointer)
* @i_dirty: list for connecting dirty files
* @xattr_sem: semaphore for extended attributes processing
* @i_bh: buffer contains disk inode
@@ -43,7 +43,7 @@ struct nilfs_inode_info {
__u64 i_xattr; /* sector_t ??? */
__u32 i_dir_start_lookup;
__u64 i_cno; /* check point number for GC inode */
- struct address_space i_btnode_cache;
+ struct inode *i_assoc_inode;
struct list_head i_dirty; /* List for connecting dirty files */
#ifdef CONFIG_NILFS_XATTR
@@ -75,13 +75,6 @@ NILFS_BMAP_I(const struct nilfs_bmap *bmap)
return container_of(bmap, struct nilfs_inode_info, i_bmap_data);
}
-static inline struct inode *NILFS_BTNC_I(struct address_space *btnc)
-{
- struct nilfs_inode_info *ii =
- container_of(btnc, struct nilfs_inode_info, i_btnode_cache);
- return &ii->vfs_inode;
-}
-
/*
* Dynamic state flags of NILFS on-memory inode (i_state)
*/
@@ -98,6 +91,8 @@ enum {
NILFS_I_INODE_SYNC, /* dsync is not allowed for inode */
NILFS_I_BMAP, /* has bmap and btnode_cache */
NILFS_I_GCINODE, /* inode for GC, on memory only */
+ NILFS_I_BTNC, /* inode for btree node cache */
+ NILFS_I_SHADOW, /* inode for shadowed page cache */
};
/*
@@ -264,6 +259,9 @@ struct inode *nilfs_iget(struct super_block *sb, struct nilfs_root *root,
unsigned long ino);
extern struct inode *nilfs_iget_for_gc(struct super_block *sb,
unsigned long ino, __u64 cno);
+int nilfs_attach_btree_node_cache(struct inode *inode);
+void nilfs_detach_btree_node_cache(struct inode *inode);
+struct inode *nilfs_iget_for_shadow(struct inode *inode);
extern void nilfs_update_inode(struct inode *, struct buffer_head *, int);
extern void nilfs_truncate(struct inode *);
extern void nilfs_evict_inode(struct inode *);
diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index d7fc8d369d89..98d21ad9a073 100644
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -450,10 +450,9 @@ void nilfs_mapping_init(struct address_space *mapping, struct inode *inode)
/*
* NILFS2 needs clear_page_dirty() in the following two cases:
*
- * 1) For B-tree node pages and data pages of the dat/gcdat, NILFS2 clears
- * page dirty flags when it copies back pages from the shadow cache
- * (gcdat->{i_mapping,i_btnode_cache}) to its original cache
- * (dat->{i_mapping,i_btnode_cache}).
+ * 1) For B-tree node pages and data pages of DAT file, NILFS2 clears dirty
+ * flag of pages when it copies back pages from shadow cache to the
+ * original cache.
*
* 2) Some B-tree operations like insertion or deletion may dispose buffers
* in dirty state, and this needs to cancel the dirty state of their pages.
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 91b58c897f92..eb3ac7619088 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -738,15 +738,18 @@ static void nilfs_lookup_dirty_node_buffers(struct inode *inode,
struct list_head *listp)
{
struct nilfs_inode_info *ii = NILFS_I(inode);
- struct address_space *mapping = &ii->i_btnode_cache;
+ struct inode *btnc_inode = ii->i_assoc_inode;
struct pagevec pvec;
struct buffer_head *bh, *head;
unsigned int i;
pgoff_t index = 0;
+ if (!btnc_inode)
+ return;
+
pagevec_init(&pvec);
- while (pagevec_lookup_tag(&pvec, mapping, &index,
+ while (pagevec_lookup_tag(&pvec, btnc_inode->i_mapping, &index,
PAGECACHE_TAG_DIRTY)) {
for (i = 0; i < pagevec_count(&pvec); i++) {
bh = head = page_buffers(pvec.pages[i]);
@@ -2410,7 +2413,7 @@ nilfs_remove_written_gcinodes(struct the_nilfs *nilfs, struct list_head *head)
continue;
list_del_init(&ii->i_dirty);
truncate_inode_pages(&ii->vfs_inode.i_data, 0);
- nilfs_btnode_cache_clear(&ii->i_btnode_cache);
+ nilfs_btnode_cache_clear(ii->i_assoc_inode->i_mapping);
iput(&ii->vfs_inode);
}
}
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 5729ee86da9a..b5bc9f0c6a40 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -151,7 +151,8 @@ struct inode *nilfs_alloc_inode(struct super_block *sb)
ii->i_bh = NULL;
ii->i_state = 0;
ii->i_cno = 0;
- nilfs_mapping_init(&ii->i_btnode_cache, &ii->vfs_inode);
+ ii->i_assoc_inode = NULL;
+ ii->i_bmap = &ii->i_bmap_data;
return &ii->vfs_inode;
}
@@ -1375,8 +1376,6 @@ static void nilfs_inode_init_once(void *obj)
#ifdef CONFIG_NILFS_XATTR
init_rwsem(&ii->xattr_sem);
#endif
- address_space_init_once(&ii->i_btnode_cache);
- ii->i_bmap = &ii->i_bmap_data;
inode_init_once(&ii->vfs_inode);
}
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index e2ed8e08cc7a..d1cabccc02b7 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -193,8 +193,6 @@ kclist_add_private(unsigned long pfn, unsigned long nr_pages, void *arg)
return 1;
p = pfn_to_page(pfn);
- if (!memmap_valid_within(pfn, p, page_zone(p)))
- return 1;
ent = kmalloc(sizeof(*ent), GFP_KERNEL);
if (!ent)
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 8cc766743270..308c2d8cdca1 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1409,6 +1409,22 @@ static inline int queue_limit_discard_alignment(struct queue_limits *lim, sector
return offset << SECTOR_SHIFT;
}
+/*
+ * Two cases of handling DISCARD merge:
+ * If max_discard_segments > 1, the driver takes every bio
+ * as a range and send them to controller together. The ranges
+ * needn't to be contiguous.
+ * Otherwise, the bios/requests will be handled as same as
+ * others which should be contiguous.
+ */
+static inline bool blk_discard_mergable(struct request *req)
+{
+ if (req_op(req) == REQ_OP_DISCARD &&
+ queue_max_discard_segments(req->q) > 1)
+ return true;
+ return false;
+}
+
static inline int bdev_discard_alignment(struct block_device *bdev)
{
struct request_queue *q = bdev_get_queue(bdev);
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index da90f20e11c1..4d450672b7d6 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -71,14 +71,6 @@
#define DMA_ATTR_PRIVILEGED (1UL << 9)
/*
- * This is a hint to the DMA-mapping subsystem that the device is expected
- * to overwrite the entire mapped size, thus the caller does not require any
- * of the previous buffer contents to be preserved. This allows
- * bounce-buffering implementations to optimise DMA_FROM_DEVICE transfers.
- */
-#define DMA_ATTR_OVERWRITE (1UL << 10)
-
-/*
* A dma_addr_t can hold any valid DMA or bus address for the platform.
* It can be given to a device to use as a DMA source or target. A CPU cannot
* reference a dma_addr_t directly because there may be translation between
diff --git a/include/linux/mc146818rtc.h b/include/linux/mc146818rtc.h
index 0661af17a758..1e0205811394 100644
--- a/include/linux/mc146818rtc.h
+++ b/include/linux/mc146818rtc.h
@@ -86,6 +86,8 @@ struct cmos_rtc_board_info {
/* 2 values for divider stage reset, others for "testing purposes only" */
# define RTC_DIV_RESET1 0x60
# define RTC_DIV_RESET2 0x70
+ /* In AMD BKDG bit 5 and 6 are reserved, bit 4 is for select dv0 bank */
+# define RTC_AMD_BANK_SELECT 0x10
/* Periodic intr. / Square wave rate select. 0=none, 1=32.8kHz,... 15=2Hz */
# define RTC_RATE_SELECT 0x0F
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index e4f9df955040..b138ddad619e 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1438,37 +1438,6 @@ void memory_present(int nid, unsigned long start, unsigned long end);
#define pfn_valid_within(pfn) (1)
#endif
-#ifdef CONFIG_ARCH_HAS_HOLES_MEMORYMODEL
-/*
- * pfn_valid() is meant to be able to tell if a given PFN has valid memmap
- * associated with it or not. This means that a struct page exists for this
- * pfn. The caller cannot assume the page is fully initialized in general.
- * Hotplugable pages might not have been onlined yet. pfn_to_online_page()
- * will ensure the struct page is fully online and initialized. Special pages
- * (e.g. ZONE_DEVICE) are never onlined and should be treated accordingly.
- *
- * In FLATMEM, it is expected that holes always have valid memmap as long as
- * there is valid PFNs either side of the hole. In SPARSEMEM, it is assumed
- * that a valid section has a memmap for the entire section.
- *
- * However, an ARM, and maybe other embedded architectures in the future
- * free memmap backing holes to save memory on the assumption the memmap is
- * never used. The page_zone linkages are then broken even though pfn_valid()
- * returns true. A walker of the full memmap must then do this additional
- * check to ensure the memmap they are looking at is sane by making sure
- * the zone and PFN linkages are still valid. This is expensive, but walkers
- * of the full memmap are extremely rare.
- */
-bool memmap_valid_within(unsigned long pfn,
- struct page *page, struct zone *zone);
-#else
-static inline bool memmap_valid_within(unsigned long pfn,
- struct page *page, struct zone *zone)
-{
- return true;
-}
-#endif /* CONFIG_ARCH_HAS_HOLES_MEMORYMODEL */
-
#endif /* !__GENERATING_BOUNDS.H */
#endif /* !__ASSEMBLY__ */
#endif /* _LINUX_MMZONE_H */
diff --git a/include/linux/netdev_features.h b/include/linux/netdev_features.h
index 640e7279f161..75be8886783e 100644
--- a/include/linux/netdev_features.h
+++ b/include/linux/netdev_features.h
@@ -151,7 +151,7 @@ enum {
#define NETIF_F_HW_TLS_TX __NETIF_F(HW_TLS_TX)
#define NETIF_F_HW_TLS_RX __NETIF_F(HW_TLS_RX)
-/* Finds the next feature with the highest number of the range of start till 0.
+/* Finds the next feature with the highest number of the range of start-1 till 0.
*/
static inline int find_next_netdev_feature(u64 feature, unsigned long start)
{
@@ -170,7 +170,7 @@ static inline int find_next_netdev_feature(u64 feature, unsigned long start)
for ((bit) = find_next_netdev_feature((mask_addr), \
NETDEV_FEATURE_COUNT); \
(bit) >= 0; \
- (bit) = find_next_netdev_feature((mask_addr), (bit) - 1))
+ (bit) = find_next_netdev_feature((mask_addr), (bit)))
/* Features valid for ethtool to change */
/* = all defined minus driver/device-class-related */
diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h
index dc60d03c4b60..0b35747c9837 100644
--- a/include/linux/stmmac.h
+++ b/include/linux/stmmac.h
@@ -179,5 +179,6 @@ struct plat_stmmacenet_data {
int mac_port_sel_speed;
bool en_tx_lpi_clockgating;
int has_xgmac;
+ bool sph_disable;
};
#endif
diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h
index a940de03808d..46deca97e806 100644
--- a/include/linux/sunrpc/xprtsock.h
+++ b/include/linux/sunrpc/xprtsock.h
@@ -90,6 +90,7 @@ struct sock_xprt {
#define XPRT_SOCK_WAKE_WRITE (5)
#define XPRT_SOCK_WAKE_PENDING (6)
#define XPRT_SOCK_WAKE_DISCONNECT (7)
+#define XPRT_SOCK_CONNECT_SENT (8)
#endif /* __KERNEL__ */
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 14d00cc10e22..ecad25900ad7 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -34,6 +34,9 @@
/* HCI priority */
#define HCI_PRIO_MAX 7
+/* HCI maximum id value */
+#define HCI_MAX_ID 10000
+
/* HCI Core structures */
struct inquiry_data {
bdaddr_t bdaddr;
diff --git a/include/net/tc_act/tc_pedit.h b/include/net/tc_act/tc_pedit.h
index 748cf87a4d7e..3e02709a1df6 100644
--- a/include/net/tc_act/tc_pedit.h
+++ b/include/net/tc_act/tc_pedit.h
@@ -14,6 +14,7 @@ struct tcf_pedit {
struct tc_action common;
unsigned char tcfp_nkeys;
unsigned char tcfp_flags;
+ u32 tcfp_off_max_hint;
struct tc_pedit_key *tcfp_keys;
struct tcf_pedit_key_ex *tcfp_keys_ex;
};
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 9237362e5606..65be8bd1f0f4 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -2015,6 +2015,11 @@ struct tcp_request_sock_ops {
enum tcp_synack_type synack_type);
};
+extern const struct tcp_request_sock_ops tcp_request_sock_ipv4_ops;
+#if IS_ENABLED(CONFIG_IPV6)
+extern const struct tcp_request_sock_ops tcp_request_sock_ipv6_ops;
+#endif
+
#ifdef CONFIG_SYN_COOKIES
static inline __u32 cookie_init_sequence(const struct tcp_request_sock_ops *ops,
const struct sock *sk, struct sk_buff *skb,
diff --git a/include/sound/pcm.h b/include/sound/pcm.h
index bbe6eb1ff5d2..f0045f842a60 100644
--- a/include/sound/pcm.h
+++ b/include/sound/pcm.h
@@ -395,6 +395,8 @@ struct snd_pcm_runtime {
wait_queue_head_t sleep; /* poll sleep */
wait_queue_head_t tsleep; /* transfer sleep */
struct fasync_struct *fasync;
+ struct mutex buffer_mutex; /* protect for buffer changes */
+ atomic_t buffer_accessing; /* >0: in r/w operation, <0: blocked */
/* -- private section -- */
void *private_data;
diff --git a/include/uapi/linux/dma-buf.h b/include/uapi/linux/dma-buf.h
index 7f30393b92c3..f76d11725c6c 100644
--- a/include/uapi/linux/dma-buf.h
+++ b/include/uapi/linux/dma-buf.h
@@ -44,7 +44,7 @@ struct dma_buf_sync {
* between them in actual uapi, they're just different numbers.
*/
#define DMA_BUF_SET_NAME _IOW(DMA_BUF_BASE, 1, const char *)
-#define DMA_BUF_SET_NAME_A _IOW(DMA_BUF_BASE, 1, u32)
-#define DMA_BUF_SET_NAME_B _IOW(DMA_BUF_BASE, 1, u64)
+#define DMA_BUF_SET_NAME_A _IOW(DMA_BUF_BASE, 1, __u32)
+#define DMA_BUF_SET_NAME_B _IOW(DMA_BUF_BASE, 1, __u64)
#endif
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index 3674798ade1f..b02eca235ba3 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -3289,8 +3289,11 @@ static struct notifier_block cpuset_track_online_nodes_nb = {
*/
void __init cpuset_init_smp(void)
{
- cpumask_copy(top_cpuset.cpus_allowed, cpu_active_mask);
- top_cpuset.mems_allowed = node_states[N_MEMORY];
+ /*
+ * cpus_allowd/mems_allowed set to v2 values in the initial
+ * cpuset_bind() call will be reset to v1 values in another
+ * cpuset_bind() call when v1 cpuset is mounted.
+ */
top_cpuset.old_mems_allowed = top_cpuset.mems_allowed;
cpumask_copy(top_cpuset.effective_cpus, cpu_active_mask);
diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c
index f17b771856d1..913cb71198af 100644
--- a/kernel/dma/swiotlb.c
+++ b/kernel/dma/swiotlb.c
@@ -571,11 +571,14 @@ found:
*/
for (i = 0; i < nslots; i++)
io_tlb_orig_addr[index+i] = orig_addr + (i << IO_TLB_SHIFT);
- if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC) &&
- (!(attrs & DMA_ATTR_OVERWRITE) || dir == DMA_TO_DEVICE ||
- dir == DMA_BIDIRECTIONAL))
- swiotlb_bounce(orig_addr, tlb_addr, mapping_size, DMA_TO_DEVICE);
-
+ /*
+ * When dir == DMA_FROM_DEVICE we could omit the copy from the orig
+ * to the tlb buffer, if we knew for sure the device will
+ * overwirte the entire current content. But we don't. Thus
+ * unconditional bounce may prevent leaking swiotlb content (i.e.
+ * kernel memory) to user-space.
+ */
+ swiotlb_bounce(orig_addr, tlb_addr, mapping_size, DMA_TO_DEVICE);
return tlb_addr;
}
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 52f4a9e46704..8336dcb2bd43 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -11114,6 +11114,9 @@ SYSCALL_DEFINE5(perf_event_open,
* Do not allow to attach to a group in a different task
* or CPU context. If we're moving SW events, we'll fix
* this up later, so allow that.
+ *
+ * Racy, not holding group_leader->ctx->mutex, see comment with
+ * perf_event_ctx_lock().
*/
if (!move_group && group_leader->ctx != ctx)
goto err_context;
@@ -11181,6 +11184,7 @@ SYSCALL_DEFINE5(perf_event_open,
} else {
perf_event_ctx_unlock(group_leader, gctx);
move_group = 0;
+ goto not_move_group;
}
}
@@ -11197,7 +11201,17 @@ SYSCALL_DEFINE5(perf_event_open,
}
} else {
mutex_lock(&ctx->mutex);
+
+ /*
+ * Now that we hold ctx->lock, (re)validate group_leader->ctx == ctx,
+ * see the group_leader && !move_group test earlier.
+ */
+ if (group_leader && group_leader->ctx != ctx) {
+ err = -EINVAL;
+ goto err_locked;
+ }
}
+not_move_group:
if (ctx->task == TASK_TOMBSTONE) {
err = -ESRCH;
diff --git a/kernel/irq/internals.h b/kernel/irq/internals.h
index c9d8eb7f5c02..ba4d742c1c65 100644
--- a/kernel/irq/internals.h
+++ b/kernel/irq/internals.h
@@ -29,12 +29,14 @@ extern struct irqaction chained_action;
* IRQTF_WARNED - warning "IRQ_WAKE_THREAD w/o thread_fn" has been printed
* IRQTF_AFFINITY - irq thread is requested to adjust affinity
* IRQTF_FORCED_THREAD - irq action is force threaded
+ * IRQTF_READY - signals that irq thread is ready
*/
enum {
IRQTF_RUNTHREAD,
IRQTF_WARNED,
IRQTF_AFFINITY,
IRQTF_FORCED_THREAD,
+ IRQTF_READY,
};
/*
diff --git a/kernel/irq/irqdesc.c b/kernel/irq/irqdesc.c
index 9be995fc3c5a..172b5e6bc4c2 100644
--- a/kernel/irq/irqdesc.c
+++ b/kernel/irq/irqdesc.c
@@ -405,6 +405,7 @@ static struct irq_desc *alloc_desc(int irq, int node, unsigned int flags,
lockdep_set_class(&desc->lock, &irq_desc_lock_class);
mutex_init(&desc->request_mutex);
init_rcu_head(&desc->rcu);
+ init_waitqueue_head(&desc->wait_for_threads);
desc_set_defaults(irq, desc, node, affinity, owner);
irqd_set(&desc->irq_data, flags);
@@ -573,6 +574,7 @@ int __init early_irq_init(void)
raw_spin_lock_init(&desc[i].lock);
lockdep_set_class(&desc[i].lock, &irq_desc_lock_class);
mutex_init(&desc[i].request_mutex);
+ init_waitqueue_head(&desc[i].wait_for_threads);
desc_set_defaults(i, &desc[i], node, NULL, NULL);
}
return arch_early_irq_init();
diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 918fe0593386..79214f983624 100644
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -1103,6 +1103,31 @@ static void irq_wake_secondary(struct irq_desc *desc, struct irqaction *action)
}
/*
+ * Internal function to notify that a interrupt thread is ready.
+ */
+static void irq_thread_set_ready(struct irq_desc *desc,
+ struct irqaction *action)
+{
+ set_bit(IRQTF_READY, &action->thread_flags);
+ wake_up(&desc->wait_for_threads);
+}
+
+/*
+ * Internal function to wake up a interrupt thread and wait until it is
+ * ready.
+ */
+static void wake_up_and_wait_for_irq_thread_ready(struct irq_desc *desc,
+ struct irqaction *action)
+{
+ if (!action || !action->thread)
+ return;
+
+ wake_up_process(action->thread);
+ wait_event(desc->wait_for_threads,
+ test_bit(IRQTF_READY, &action->thread_flags));
+}
+
+/*
* Interrupt handler thread
*/
static int irq_thread(void *data)
@@ -1113,6 +1138,8 @@ static int irq_thread(void *data)
irqreturn_t (*handler_fn)(struct irq_desc *desc,
struct irqaction *action);
+ irq_thread_set_ready(desc, action);
+
if (force_irqthreads && test_bit(IRQTF_FORCED_THREAD,
&action->thread_flags))
handler_fn = irq_forced_thread_fn;
@@ -1541,8 +1568,6 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
}
if (!shared) {
- init_waitqueue_head(&desc->wait_for_threads);
-
/* Setup the type (level, edge polarity) if configured: */
if (new->flags & IRQF_TRIGGER_MASK) {
ret = __irq_set_trigger(desc,
@@ -1632,14 +1657,8 @@ __setup_irq(unsigned int irq, struct irq_desc *desc, struct irqaction *new)
irq_setup_timings(desc, new);
- /*
- * Strictly no need to wake it up, but hung_task complains
- * when no hard interrupt wakes the thread up.
- */
- if (new->thread)
- wake_up_process(new->thread);
- if (new->secondary)
- wake_up_process(new->secondary->thread);
+ wake_up_and_wait_for_irq_thread_ready(desc, new);
+ wake_up_and_wait_for_irq_thread_ready(desc, new->secondary);
register_irq_proc(irq, desc);
new->dir = NULL;
diff --git a/lib/dim/net_dim.c b/lib/dim/net_dim.c
index a4db51c21266..dae3b51ac3d9 100644
--- a/lib/dim/net_dim.c
+++ b/lib/dim/net_dim.c
@@ -12,41 +12,41 @@
* Each profile size must be of NET_DIM_PARAMS_NUM_PROFILES
*/
#define NET_DIM_PARAMS_NUM_PROFILES 5
-#define NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE 256
-#define NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE 128
+#define NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE 256
+#define NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE 128
#define NET_DIM_DEF_PROFILE_CQE 1
#define NET_DIM_DEF_PROFILE_EQE 1
#define NET_DIM_RX_EQE_PROFILES { \
- {1, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {8, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {64, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {128, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {256, NET_DIM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE}, \
+ {.usec = 1, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 8, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 64, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 128, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 256, .pkts = NET_DIM_DEFAULT_RX_CQ_PKTS_FROM_EQE,} \
}
#define NET_DIM_RX_CQE_PROFILES { \
- {2, 256}, \
- {8, 128}, \
- {16, 64}, \
- {32, 64}, \
- {64, 64} \
+ {.usec = 2, .pkts = 256,}, \
+ {.usec = 8, .pkts = 128,}, \
+ {.usec = 16, .pkts = 64,}, \
+ {.usec = 32, .pkts = 64,}, \
+ {.usec = 64, .pkts = 64,} \
}
#define NET_DIM_TX_EQE_PROFILES { \
- {1, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {8, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {32, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {64, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE}, \
- {128, NET_DIM_DEFAULT_TX_CQ_MODERATION_PKTS_FROM_EQE} \
+ {.usec = 1, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 8, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 32, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 64, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,}, \
+ {.usec = 128, .pkts = NET_DIM_DEFAULT_TX_CQ_PKTS_FROM_EQE,} \
}
#define NET_DIM_TX_CQE_PROFILES { \
- {5, 128}, \
- {8, 64}, \
- {16, 32}, \
- {32, 32}, \
- {64, 32} \
+ {.usec = 5, .pkts = 128,}, \
+ {.usec = 8, .pkts = 64,}, \
+ {.usec = 16, .pkts = 32,}, \
+ {.usec = 32, .pkts = 32,}, \
+ {.usec = 64, .pkts = 32,} \
}
static const struct dim_cq_moder
diff --git a/mm/memory.c b/mm/memory.c
index 8a72fd3e73bf..d416e329442d 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -4801,6 +4801,8 @@ long copy_huge_page_from_user(struct page *dst_page,
if (rc)
break;
+ flush_dcache_page(subpage);
+
cond_resched();
}
return ret_val;
diff --git a/mm/migrate.c b/mm/migrate.c
index 5092ef2aa8a1..6948d6ec0fd0 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -994,9 +994,12 @@ static int move_to_new_page(struct page *newpage, struct page *page,
if (!PageMappingFlags(page))
page->mapping = NULL;
- if (likely(!is_zone_device_page(newpage)))
- flush_dcache_page(newpage);
+ if (likely(!is_zone_device_page(newpage))) {
+ int i, nr = compound_nr(newpage);
+ for (i = 0; i < nr; i++)
+ flush_dcache_page(newpage + i);
+ }
}
out:
return rc;
diff --git a/mm/mmzone.c b/mm/mmzone.c
index 4686fdc23bb9..f337831affc2 100644
--- a/mm/mmzone.c
+++ b/mm/mmzone.c
@@ -72,20 +72,6 @@ struct zoneref *__next_zones_zonelist(struct zoneref *z,
return z;
}
-#ifdef CONFIG_ARCH_HAS_HOLES_MEMORYMODEL
-bool memmap_valid_within(unsigned long pfn,
- struct page *page, struct zone *zone)
-{
- if (page_to_pfn(page) != pfn)
- return false;
-
- if (page_zone(page) != zone)
- return false;
-
- return true;
-}
-#endif /* CONFIG_ARCH_HAS_HOLES_MEMORYMODEL */
-
void lruvec_init(struct lruvec *lruvec)
{
enum lru_list lru;
diff --git a/mm/page_io.c b/mm/page_io.c
index bcf27d057253..f0e3f2be7b44 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -69,54 +69,6 @@ void end_swap_bio_write(struct bio *bio)
bio_put(bio);
}
-static void swap_slot_free_notify(struct page *page)
-{
- struct swap_info_struct *sis;
- struct gendisk *disk;
- swp_entry_t entry;
-
- /*
- * There is no guarantee that the page is in swap cache - the software
- * suspend code (at least) uses end_swap_bio_read() against a non-
- * swapcache page. So we must check PG_swapcache before proceeding with
- * this optimization.
- */
- if (unlikely(!PageSwapCache(page)))
- return;
-
- sis = page_swap_info(page);
- if (!(sis->flags & SWP_BLKDEV))
- return;
-
- /*
- * The swap subsystem performs lazy swap slot freeing,
- * expecting that the page will be swapped out again.
- * So we can avoid an unnecessary write if the page
- * isn't redirtied.
- * This is good for real swap storage because we can
- * reduce unnecessary I/O and enhance wear-leveling
- * if an SSD is used as the as swap device.
- * But if in-memory swap device (eg zram) is used,
- * this causes a duplicated copy between uncompressed
- * data in VM-owned memory and compressed data in
- * zram-owned memory. So let's free zram-owned memory
- * and make the VM-owned decompressed page *dirty*,
- * so the page should be swapped out somewhere again if
- * we again wish to reclaim it.
- */
- disk = sis->bdev->bd_disk;
- entry.val = page_private(page);
- if (disk->fops->swap_slot_free_notify && __swap_count(entry) == 1) {
- unsigned long offset;
-
- offset = swp_offset(entry);
-
- SetPageDirty(page);
- disk->fops->swap_slot_free_notify(sis->bdev,
- offset);
- }
-}
-
static void end_swap_bio_read(struct bio *bio)
{
struct page *page = bio_first_page_all(bio);
@@ -132,7 +84,6 @@ static void end_swap_bio_read(struct bio *bio)
}
SetPageUptodate(page);
- swap_slot_free_notify(page);
out:
unlock_page(page);
WRITE_ONCE(bio->bi_private, NULL);
@@ -371,11 +322,6 @@ int swap_readpage(struct page *page, bool synchronous)
ret = bdev_read_page(sis->bdev, swap_page_sector(page), page);
if (!ret) {
- if (trylock_page(page)) {
- swap_slot_free_notify(page);
- unlock_page(page);
- }
-
count_vm_event(PSWPIN);
return 0;
}
diff --git a/mm/userfaultfd.c b/mm/userfaultfd.c
index 640ff2bd9a69..6fa66e2111ea 100644
--- a/mm/userfaultfd.c
+++ b/mm/userfaultfd.c
@@ -53,6 +53,8 @@ static int mcopy_atomic_pte(struct mm_struct *dst_mm,
/* don't free the page */
goto out;
}
+
+ flush_dcache_page(page);
} else {
page = *pagep;
*pagep = NULL;
@@ -572,6 +574,7 @@ retry:
err = -EFAULT;
goto out;
}
+ flush_dcache_page(page);
goto retry;
} else
BUG_ON(page);
diff --git a/mm/vmstat.c b/mm/vmstat.c
index a8222041bd44..240fe2153ca9 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1444,10 +1444,6 @@ static void pagetypeinfo_showblockcount_print(struct seq_file *m,
if (!page)
continue;
- /* Watch for unexpected holes punched in the memmap */
- if (!memmap_valid_within(pfn, page, zone))
- continue;
-
if (page_zone(page) != zone)
continue;
diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index 0da90e73c79b..f33a7f7a1249 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -478,6 +478,17 @@ int batadv_frag_send_packet(struct sk_buff *skb,
goto free_skb;
}
+ /* GRO might have added fragments to the fragment list instead of
+ * frags[]. But this is not handled by skb_split and must be
+ * linearized to avoid incorrect length information after all
+ * batman-adv fragments were created and submitted to the
+ * hard-interface
+ */
+ if (skb_has_frag_list(skb) && __skb_linearize(skb)) {
+ ret = -ENOMEM;
+ goto free_skb;
+ }
+
/* Create one header to be copied to all fragments */
frag_header.packet_type = BATADV_UNICAST_FRAG;
frag_header.version = BATADV_COMPAT_VERSION;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 2edaa601df13..2ebb6480b6ec 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3304,10 +3304,10 @@ int hci_register_dev(struct hci_dev *hdev)
*/
switch (hdev->dev_type) {
case HCI_PRIMARY:
- id = ida_simple_get(&hci_index_ida, 0, 0, GFP_KERNEL);
+ id = ida_simple_get(&hci_index_ida, 0, HCI_MAX_ID, GFP_KERNEL);
break;
case HCI_AMP:
- id = ida_simple_get(&hci_index_ida, 1, 0, GFP_KERNEL);
+ id = ida_simple_get(&hci_index_ida, 1, HCI_MAX_ID, GFP_KERNEL);
break;
default:
return -EINVAL;
@@ -3316,7 +3316,7 @@ int hci_register_dev(struct hci_dev *hdev)
if (id < 0)
return id;
- sprintf(hdev->name, "hci%d", id);
+ snprintf(hdev->name, sizeof(hdev->name), "hci%d", id);
hdev->id = id;
BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index 09b1dd8cd853..464f6a619444 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -42,6 +42,13 @@ static int br_pass_frame_up(struct sk_buff *skb)
u64_stats_update_end(&brstats->syncp);
vg = br_vlan_group_rcu(br);
+
+ /* Reset the offload_fwd_mark because there could be a stacked
+ * bridge above, and it should not think this bridge it doing
+ * that bridge's work forwarding out its ports.
+ */
+ br_switchdev_frame_unmark(skb);
+
/* Bridge is just like any other port. Make sure the
* packet is allowed except in promisc modue when someone
* may be running packet capture.
diff --git a/net/core/secure_seq.c b/net/core/secure_seq.c
index 7b6b1d2c3d10..2f9796a1a63f 100644
--- a/net/core/secure_seq.c
+++ b/net/core/secure_seq.c
@@ -23,6 +23,8 @@
static siphash_key_t net_secret __read_mostly;
static siphash_key_t ts_secret __read_mostly;
+#define EPHEMERAL_PORT_SHUFFLE_PERIOD (10 * HZ)
+
static __always_inline void net_secret_init(void)
{
net_get_random_once(&net_secret, sizeof(net_secret));
@@ -101,11 +103,13 @@ u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr,
const struct {
struct in6_addr saddr;
struct in6_addr daddr;
+ unsigned int timeseed;
__be16 dport;
} __aligned(SIPHASH_ALIGNMENT) combined = {
.saddr = *(struct in6_addr *)saddr,
.daddr = *(struct in6_addr *)daddr,
- .dport = dport
+ .timeseed = jiffies / EPHEMERAL_PORT_SHUFFLE_PERIOD,
+ .dport = dport,
};
net_secret_init();
return siphash(&combined, offsetofend(typeof(combined), dport),
@@ -146,8 +150,10 @@ EXPORT_SYMBOL_GPL(secure_tcp_seq);
u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport)
{
net_secret_init();
- return siphash_3u32((__force u32)saddr, (__force u32)daddr,
- (__force u16)dport, &net_secret);
+ return siphash_4u32((__force u32)saddr, (__force u32)daddr,
+ (__force u16)dport,
+ jiffies / EPHEMERAL_PORT_SHUFFLE_PERIOD,
+ &net_secret);
}
EXPORT_SYMBOL_GPL(secure_ipv4_port_ephemeral);
#endif
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index b1ecc9195517..cac2fdd08df0 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -2403,9 +2403,10 @@ int ip_mc_source(int add, int omode, struct sock *sk, struct
newpsl->sl_addr[i] = psl->sl_addr[i];
/* decrease mem now to avoid the memleak warning */
atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);
- kfree_rcu(psl, rcu);
}
rcu_assign_pointer(pmc->sflist, newpsl);
+ if (psl)
+ kfree_rcu(psl, rcu);
psl = newpsl;
}
rv = 1; /* > 0 for insert logic below if sl_count is 0 */
@@ -2503,11 +2504,13 @@ int ip_mc_msfilter(struct sock *sk, struct ip_msfilter *msf, int ifindex)
psl->sl_count, psl->sl_addr, 0);
/* decrease mem now to avoid the memleak warning */
atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);
- kfree_rcu(psl, rcu);
- } else
+ } else {
(void) ip_mc_del_src(in_dev, &msf->imsf_multiaddr, pmc->sfmode,
0, NULL, 0);
+ }
rcu_assign_pointer(pmc->sflist, newpsl);
+ if (psl)
+ kfree_rcu(psl, rcu);
pmc->sfmode = msf->imsf_fmode;
err = 0;
done:
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 33e6392e8b82..3ff65c9ab8ee 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -304,6 +304,7 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
struct net *net = sock_net(sk);
if (sk->sk_family == AF_INET) {
struct sockaddr_in *addr = (struct sockaddr_in *) uaddr;
+ u32 tb_id = RT_TABLE_LOCAL;
int chk_addr_ret;
if (addr_len < sizeof(*addr))
@@ -317,7 +318,8 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
pr_debug("ping_check_bind_addr(sk=%p,addr=%pI4,port=%d)\n",
sk, &addr->sin_addr.s_addr, ntohs(addr->sin_port));
- chk_addr_ret = inet_addr_type(net, addr->sin_addr.s_addr);
+ tb_id = l3mdev_fib_table_by_index(net, sk->sk_bound_dev_if) ? : tb_id;
+ chk_addr_ret = inet_addr_type_table(net, addr->sin_addr.s_addr, tb_id);
if (addr->sin_addr.s_addr == htonl(INADDR_ANY))
chk_addr_ret = RTN_LOCAL;
@@ -358,6 +360,14 @@ static int ping_check_bind_addr(struct sock *sk, struct inet_sock *isk,
return -ENODEV;
}
}
+
+ if (!dev && sk->sk_bound_dev_if) {
+ dev = dev_get_by_index_rcu(net, sk->sk_bound_dev_if);
+ if (!dev) {
+ rcu_read_unlock();
+ return -ENODEV;
+ }
+ }
has_addr = pingv6_ops.ipv6_chk_addr(net, &addr->sin6_addr, dev,
scoped);
rcu_read_unlock();
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index d1feec97fa06..9280e5087159 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1775,6 +1775,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
#endif
RT_CACHE_STAT_INC(in_slow_mc);
+ skb_dst_drop(skb);
skb_dst_set(skb, &rth->dst);
return 0;
}
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 2b45d1455592..6811174ad518 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -332,6 +332,7 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
ireq = inet_rsk(req);
treq = tcp_rsk(req);
+ treq->af_specific = &tcp_request_sock_ipv4_ops;
treq->rcv_isn = ntohl(th->seq) - 1;
treq->snt_isn = cookie;
treq->ts_off = 0;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 426d70d45eda..72fe93ace7d7 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1383,7 +1383,7 @@ struct request_sock_ops tcp_request_sock_ops __read_mostly = {
.syn_ack_timeout = tcp_syn_ack_timeout,
};
-static const struct tcp_request_sock_ops tcp_request_sock_ipv4_ops = {
+const struct tcp_request_sock_ops tcp_request_sock_ipv4_ops = {
.mss_clamp = TCP_MSS_DEFAULT,
#ifdef CONFIG_TCP_MD5SIG
.req_md5_lookup = tcp_v4_md5_lookup,
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 69aef71f32ea..92b32d131e1c 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3715,6 +3715,7 @@ static int addrconf_ifdown(struct net_device *dev, int how)
struct inet6_dev *idev;
struct inet6_ifaddr *ifa, *tmp;
bool keep_addr = false;
+ bool was_ready;
int state, i;
ASSERT_RTNL();
@@ -3780,7 +3781,10 @@ restart:
addrconf_del_rs_timer(idev);
- /* Step 2: clear flags for stateless addrconf */
+ /* Step 2: clear flags for stateless addrconf, repeated down
+ * detection
+ */
+ was_ready = idev->if_flags & IF_READY;
if (!how)
idev->if_flags &= ~(IF_RS_SENT|IF_RA_RCVD|IF_READY);
@@ -3854,7 +3858,7 @@ restart:
if (how) {
ipv6_ac_destroy_dev(idev);
ipv6_mc_destroy_dev(idev);
- } else {
+ } else if (was_ready) {
ipv6_mc_down(idev);
}
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index ec155844012b..37ab254f7b92 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -176,6 +176,7 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
ireq = inet_rsk(req);
treq = tcp_rsk(req);
+ treq->af_specific = &tcp_request_sock_ipv6_ops;
treq->tfo_listener = false;
if (security_inet_conn_request(sk, skb, req))
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 51c900e9bfe2..063898cae3e5 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -800,7 +800,7 @@ struct request_sock_ops tcp6_request_sock_ops __read_mostly = {
.syn_ack_timeout = tcp_syn_ack_timeout,
};
-static const struct tcp_request_sock_ops tcp_request_sock_ipv6_ops = {
+const struct tcp_request_sock_ops tcp_request_sock_ipv6_ops = {
.mss_clamp = IPV6_MIN_MTU - sizeof(struct tcphdr) -
sizeof(struct ipv6hdr),
#ifdef CONFIG_TCP_MD5SIG
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 2ac9560020f9..f67d3ba72c49 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2830,8 +2830,10 @@ static int pfkey_process(struct sock *sk, struct sk_buff *skb, const struct sadb
void *ext_hdrs[SADB_EXT_MAX];
int err;
- pfkey_broadcast(skb_clone(skb, GFP_KERNEL), GFP_KERNEL,
- BROADCAST_PROMISC_ONLY, NULL, sock_net(sk));
+ err = pfkey_broadcast(skb_clone(skb, GFP_KERNEL), GFP_KERNEL,
+ BROADCAST_PROMISC_ONLY, NULL, sock_net(sk));
+ if (err)
+ return err;
memset(ext_hdrs, 0, sizeof(ext_hdrs));
err = parse_exthdrs(skb, hdr, ext_hdrs);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index ad00f31e2002..5415e566e09d 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3406,6 +3406,12 @@ static bool ieee80211_assoc_success(struct ieee80211_sub_if_data *sdata,
cbss->transmitted_bss->bssid);
bss_conf->bssid_indicator = cbss->max_bssid_indicator;
bss_conf->bssid_index = cbss->bssid_index;
+ } else {
+ bss_conf->nontransmitted = false;
+ memset(bss_conf->transmitter_bssid, 0,
+ sizeof(bss_conf->transmitter_bssid));
+ bss_conf->bssid_indicator = 0;
+ bss_conf->bssid_index = 0;
}
/*
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index ab91683d9459..99d5f8b58e92 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1400,8 +1400,7 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
goto dont_reorder;
/* not part of a BA session */
- if (ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK &&
- ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_NORMAL)
+ if (ack_policy == IEEE80211_QOS_CTL_ACK_POLICY_NOACK)
goto dont_reorder;
/* new, potentially un-ordered, ampdu frame - process it */
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 8aefc52542a0..86b70385dce3 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1987,7 +1987,6 @@ static int netlink_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
copied = len;
}
- skb_reset_transport_header(data_skb);
err = skb_copy_datagram_msg(data_skb, 0, msg, copied);
if (msg->msg_name) {
diff --git a/net/nfc/core.c b/net/nfc/core.c
index e752692d3680..63701a980ee1 100644
--- a/net/nfc/core.c
+++ b/net/nfc/core.c
@@ -38,7 +38,7 @@ int nfc_fw_download(struct nfc_dev *dev, const char *firmware_name)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -94,7 +94,7 @@ int nfc_dev_up(struct nfc_dev *dev)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -142,7 +142,7 @@ int nfc_dev_down(struct nfc_dev *dev)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -206,7 +206,7 @@ int nfc_start_poll(struct nfc_dev *dev, u32 im_protocols, u32 tm_protocols)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -245,7 +245,7 @@ int nfc_stop_poll(struct nfc_dev *dev)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -290,7 +290,7 @@ int nfc_dep_link_up(struct nfc_dev *dev, int target_index, u8 comm_mode)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -334,7 +334,7 @@ int nfc_dep_link_down(struct nfc_dev *dev)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -400,7 +400,7 @@ int nfc_activate_target(struct nfc_dev *dev, u32 target_idx, u32 protocol)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -446,7 +446,7 @@ int nfc_deactivate_target(struct nfc_dev *dev, u32 target_idx, u8 mode)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -493,7 +493,7 @@ int nfc_data_exchange(struct nfc_dev *dev, u32 target_idx, struct sk_buff *skb,
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
kfree_skb(skb);
goto error;
@@ -550,7 +550,7 @@ int nfc_enable_se(struct nfc_dev *dev, u32 se_idx)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -599,7 +599,7 @@ int nfc_disable_se(struct nfc_dev *dev, u32 se_idx)
device_lock(&dev->dev);
- if (!device_is_registered(&dev->dev)) {
+ if (dev->shutting_down) {
rc = -ENODEV;
goto error;
}
@@ -1127,6 +1127,7 @@ int nfc_register_device(struct nfc_dev *dev)
dev->rfkill = NULL;
}
}
+ dev->shutting_down = false;
device_unlock(&dev->dev);
rc = nfc_genl_device_added(dev);
@@ -1159,12 +1160,10 @@ void nfc_unregister_device(struct nfc_dev *dev)
rfkill_unregister(dev->rfkill);
rfkill_destroy(dev->rfkill);
}
+ dev->shutting_down = true;
device_unlock(&dev->dev);
if (dev->ops->check_presence) {
- device_lock(&dev->dev);
- dev->shutting_down = true;
- device_unlock(&dev->dev);
del_timer_sync(&dev->check_pres_timer);
cancel_work_sync(&dev->check_pres_work);
}
diff --git a/net/nfc/nci/data.c b/net/nfc/nci/data.c
index ce3382be937f..b002e18f38c8 100644
--- a/net/nfc/nci/data.c
+++ b/net/nfc/nci/data.c
@@ -118,7 +118,7 @@ static int nci_queue_tx_data_frags(struct nci_dev *ndev,
skb_frag = nci_skb_alloc(ndev,
(NCI_DATA_HDR_SIZE + frag_len),
- GFP_KERNEL);
+ GFP_ATOMIC);
if (skb_frag == NULL) {
rc = -ENOMEM;
goto free_exit;
diff --git a/net/nfc/nci/hci.c b/net/nfc/nci/hci.c
index 04e55ccb3383..4fe336ff2bfa 100644
--- a/net/nfc/nci/hci.c
+++ b/net/nfc/nci/hci.c
@@ -153,7 +153,7 @@ static int nci_hci_send_data(struct nci_dev *ndev, u8 pipe,
i = 0;
skb = nci_skb_alloc(ndev, conn_info->max_pkt_payload_len +
- NCI_DATA_HDR_SIZE, GFP_KERNEL);
+ NCI_DATA_HDR_SIZE, GFP_ATOMIC);
if (!skb)
return -ENOMEM;
@@ -186,7 +186,7 @@ static int nci_hci_send_data(struct nci_dev *ndev, u8 pipe,
if (i < data_len) {
skb = nci_skb_alloc(ndev,
conn_info->max_pkt_payload_len +
- NCI_DATA_HDR_SIZE, GFP_KERNEL);
+ NCI_DATA_HDR_SIZE, GFP_ATOMIC);
if (!skb)
return -ENOMEM;
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c
index 4d90cbdc083b..9e94f732e717 100644
--- a/net/nfc/netlink.c
+++ b/net/nfc/netlink.c
@@ -1252,7 +1252,7 @@ int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name,
struct sk_buff *msg;
void *hdr;
- msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!msg)
return -ENOMEM;
@@ -1268,7 +1268,7 @@ int nfc_genl_fw_download_done(struct nfc_dev *dev, const char *firmware_name,
genlmsg_end(msg, hdr);
- genlmsg_multicast(&nfc_genl_family, msg, 0, 0, GFP_KERNEL);
+ genlmsg_multicast(&nfc_genl_family, msg, 0, 0, GFP_ATOMIC);
return 0;
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index ff4f2437b592..f095a0fb75c6 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -148,7 +148,7 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
struct nlattr *pattr;
struct tcf_pedit *p;
int ret = 0, err;
- int ksize;
+ int i, ksize;
u32 index;
if (!nla) {
@@ -227,6 +227,22 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
p->tcfp_nkeys = parm->nkeys;
}
memcpy(p->tcfp_keys, parm->keys, ksize);
+ p->tcfp_off_max_hint = 0;
+ for (i = 0; i < p->tcfp_nkeys; ++i) {
+ u32 cur = p->tcfp_keys[i].off;
+
+ /* sanitize the shift value for any later use */
+ p->tcfp_keys[i].shift = min_t(size_t, BITS_PER_TYPE(int) - 1,
+ p->tcfp_keys[i].shift);
+
+ /* The AT option can read a single byte, we can bound the actual
+ * value with uchar max.
+ */
+ cur += (0xff & p->tcfp_keys[i].offmask) >> p->tcfp_keys[i].shift;
+
+ /* Each key touches 4 bytes starting from the computed offset */
+ p->tcfp_off_max_hint = max(p->tcfp_off_max_hint, cur + 4);
+ }
p->tcfp_flags = parm->flags;
goto_ch = tcf_action_set_ctrlact(*a, parm->action, goto_ch);
@@ -307,13 +323,18 @@ static int tcf_pedit_act(struct sk_buff *skb, const struct tc_action *a,
struct tcf_result *res)
{
struct tcf_pedit *p = to_pedit(a);
+ u32 max_offset;
int i;
- if (skb_unclone(skb, GFP_ATOMIC))
- return p->tcf_action;
-
spin_lock(&p->tcf_lock);
+ max_offset = (skb_transport_header_was_set(skb) ?
+ skb_transport_offset(skb) :
+ skb_network_offset(skb)) +
+ p->tcfp_off_max_hint;
+ if (skb_ensure_writable(skb, min(skb->len, max_offset)))
+ goto unlock;
+
tcf_lastuse_update(&p->tcf_tm);
if (p->tcfp_nkeys > 0) {
@@ -402,6 +423,7 @@ bad:
p->tcf_qstats.overlimits++;
done:
bstats_update(&p->tcf_bstats, skb);
+unlock:
spin_unlock(&p->tcf_lock);
return p->tcf_action;
}
diff --git a/net/smc/smc_rx.c b/net/smc/smc_rx.c
index 97e8369002d7..9e89bd1f706b 100644
--- a/net/smc/smc_rx.c
+++ b/net/smc/smc_rx.c
@@ -348,12 +348,12 @@ int smc_rx_recvmsg(struct smc_sock *smc, struct msghdr *msg,
}
break;
}
+ if (!timeo)
+ return -EAGAIN;
if (signal_pending(current)) {
read_done = sock_intr_errno(timeo);
break;
}
- if (!timeo)
- return -EAGAIN;
}
if (!smc_rx_data_available(conn)) {
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 8ac579778e48..94ae95c57f78 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -717,21 +717,30 @@ void xprt_disconnect_done(struct rpc_xprt *xprt)
EXPORT_SYMBOL_GPL(xprt_disconnect_done);
/**
- * xprt_force_disconnect - force a transport to disconnect
+ * xprt_schedule_autoclose_locked - Try to schedule an autoclose RPC call
* @xprt: transport to disconnect
- *
*/
-void xprt_force_disconnect(struct rpc_xprt *xprt)
+static void xprt_schedule_autoclose_locked(struct rpc_xprt *xprt)
{
- /* Don't race with the test_bit() in xprt_clear_locked() */
- spin_lock(&xprt->transport_lock);
- set_bit(XPRT_CLOSE_WAIT, &xprt->state);
- /* Try to schedule an autoclose RPC call */
+ if (test_and_set_bit(XPRT_CLOSE_WAIT, &xprt->state))
+ return;
if (test_and_set_bit(XPRT_LOCKED, &xprt->state) == 0)
queue_work(xprtiod_workqueue, &xprt->task_cleanup);
else if (xprt->snd_task && !test_bit(XPRT_SND_IS_COOKIE, &xprt->state))
rpc_wake_up_queued_task_set_status(&xprt->pending,
xprt->snd_task, -ENOTCONN);
+}
+
+/**
+ * xprt_force_disconnect - force a transport to disconnect
+ * @xprt: transport to disconnect
+ *
+ */
+void xprt_force_disconnect(struct rpc_xprt *xprt)
+{
+ /* Don't race with the test_bit() in xprt_clear_locked() */
+ spin_lock(&xprt->transport_lock);
+ xprt_schedule_autoclose_locked(xprt);
spin_unlock(&xprt->transport_lock);
}
EXPORT_SYMBOL_GPL(xprt_force_disconnect);
@@ -771,11 +780,7 @@ void xprt_conditional_disconnect(struct rpc_xprt *xprt, unsigned int cookie)
goto out;
if (test_bit(XPRT_CLOSING, &xprt->state))
goto out;
- set_bit(XPRT_CLOSE_WAIT, &xprt->state);
- /* Try to schedule an autoclose RPC call */
- if (test_and_set_bit(XPRT_LOCKED, &xprt->state) == 0)
- queue_work(xprtiod_workqueue, &xprt->task_cleanup);
- xprt_wake_pending_tasks(xprt, -EAGAIN);
+ xprt_schedule_autoclose_locked(xprt);
out:
spin_unlock(&xprt->transport_lock);
}
@@ -863,10 +868,7 @@ void xprt_connect(struct rpc_task *task)
if (!xprt_lock_write(xprt, task))
return;
- if (test_and_clear_bit(XPRT_CLOSE_WAIT, &xprt->state))
- xprt->ops->close(xprt);
-
- if (!xprt_connected(xprt)) {
+ if (!xprt_connected(xprt) && !test_bit(XPRT_CLOSE_WAIT, &xprt->state)) {
task->tk_rqstp->rq_connect_cookie = xprt->connect_cookie;
rpc_sleep_on_timeout(&xprt->pending, task, NULL,
xprt_request_timeout(task->tk_rqstp));
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 480e879e74ae..81f0e03b71b6 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -989,7 +989,7 @@ static int xs_local_send_request(struct rpc_rqst *req)
/* Close the stream if the previous transmission was incomplete */
if (xs_send_request_was_aborted(transport, req)) {
- xs_close(xprt);
+ xprt_force_disconnect(xprt);
return -ENOTCONN;
}
@@ -1027,7 +1027,7 @@ static int xs_local_send_request(struct rpc_rqst *req)
-status);
/* fall through */
case -EPIPE:
- xs_close(xprt);
+ xprt_force_disconnect(xprt);
status = -ENOTCONN;
}
@@ -1303,6 +1303,16 @@ static void xs_reset_transport(struct sock_xprt *transport)
if (sk == NULL)
return;
+ /*
+ * Make sure we're calling this in a context from which it is safe
+ * to call __fput_sync(). In practice that means rpciod and the
+ * system workqueue.
+ */
+ if (!(current->flags & PF_WQ_WORKER)) {
+ WARN_ON_ONCE(1);
+ set_bit(XPRT_CLOSE_WAIT, &xprt->state);
+ return;
+ }
if (atomic_read(&transport->xprt.swapper))
sk_clear_memalloc(sk);
@@ -1326,7 +1336,7 @@ static void xs_reset_transport(struct sock_xprt *transport)
mutex_unlock(&transport->recv_mutex);
trace_rpc_socket_close(xprt, sock);
- fput(filp);
+ __fput_sync(filp);
xprt_disconnect_done(xprt);
}
@@ -2384,10 +2394,14 @@ static void xs_tcp_setup_socket(struct work_struct *work)
struct rpc_xprt *xprt = &transport->xprt;
int status = -EIO;
- if (!sock) {
- sock = xs_create_sock(xprt, transport,
- xs_addr(xprt)->sa_family, SOCK_STREAM,
- IPPROTO_TCP, true);
+ if (xprt_connected(xprt))
+ goto out;
+ if (test_and_clear_bit(XPRT_SOCK_CONNECT_SENT,
+ &transport->sock_state) ||
+ !sock) {
+ xs_reset_transport(transport);
+ sock = xs_create_sock(xprt, transport, xs_addr(xprt)->sa_family,
+ SOCK_STREAM, IPPROTO_TCP, true);
if (IS_ERR(sock)) {
status = PTR_ERR(sock);
goto out;
@@ -2418,6 +2432,8 @@ static void xs_tcp_setup_socket(struct work_struct *work)
break;
case 0:
case -EINPROGRESS:
+ set_bit(XPRT_SOCK_CONNECT_SENT, &transport->sock_state);
+ fallthrough;
case -EALREADY:
xprt_unlock_connect(xprt, transport);
return;
@@ -2471,11 +2487,7 @@ static void xs_connect(struct rpc_xprt *xprt, struct rpc_task *task)
if (transport->sock != NULL) {
dprintk("RPC: xs_connect delayed xprt %p for %lu "
- "seconds\n",
- xprt, xprt->reestablish_timeout / HZ);
-
- /* Start by resetting any existing state */
- xs_reset_transport(transport);
+ "seconds\n", xprt, xprt->reestablish_timeout / HZ);
delay = xprt_reconnect_delay(xprt);
xprt_reconnect_backoff(xprt, XS_TCP_INIT_REEST_TO);
@@ -2963,9 +2975,6 @@ static struct rpc_xprt *xs_setup_local(struct xprt_create *args)
}
xprt_set_bound(xprt);
xs_format_peer_addresses(xprt, "local", RPCBIND_NETID_LOCAL);
- ret = ERR_PTR(xs_local_setup_socket(transport));
- if (ret)
- goto out_err;
break;
default:
ret = ERR_PTR(-EAFNOSUPPORT);
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index f8ce961c28d6..3561cdceaadc 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -969,6 +969,8 @@ int snd_pcm_attach_substream(struct snd_pcm *pcm, int stream,
init_waitqueue_head(&runtime->tsleep);
runtime->status->state = SNDRV_PCM_STATE_OPEN;
+ mutex_init(&runtime->buffer_mutex);
+ atomic_set(&runtime->buffer_accessing, 0);
substream->runtime = runtime;
substream->private_data = pcm->private_data;
@@ -1000,6 +1002,7 @@ void snd_pcm_detach_substream(struct snd_pcm_substream *substream)
substream->runtime = NULL;
if (substream->timer)
spin_unlock_irq(&substream->timer->lock);
+ mutex_destroy(&runtime->buffer_mutex);
kfree(runtime);
put_pid(substream->pid);
substream->pid = NULL;
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index fd300c3addde..1bce55533519 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -2211,10 +2211,15 @@ snd_pcm_sframes_t __snd_pcm_lib_xfer(struct snd_pcm_substream *substream,
err = -EINVAL;
goto _end_unlock;
}
+ if (!atomic_inc_unless_negative(&runtime->buffer_accessing)) {
+ err = -EBUSY;
+ goto _end_unlock;
+ }
snd_pcm_stream_unlock_irq(substream);
err = writer(substream, appl_ofs, data, offset, frames,
transfer);
snd_pcm_stream_lock_irq(substream);
+ atomic_dec(&runtime->buffer_accessing);
if (err < 0)
goto _end_unlock;
err = pcm_accessible_state(runtime);
diff --git a/sound/core/pcm_memory.c b/sound/core/pcm_memory.c
index 7600dcdf5fd4..9aea1d6fb054 100644
--- a/sound/core/pcm_memory.c
+++ b/sound/core/pcm_memory.c
@@ -133,19 +133,20 @@ static void snd_pcm_lib_preallocate_proc_write(struct snd_info_entry *entry,
size_t size;
struct snd_dma_buffer new_dmab;
+ mutex_lock(&substream->pcm->open_mutex);
if (substream->runtime) {
buffer->error = -EBUSY;
- return;
+ goto unlock;
}
if (!snd_info_get_line(buffer, line, sizeof(line))) {
snd_info_get_str(str, line, sizeof(str));
size = simple_strtoul(str, NULL, 10) * 1024;
if ((size != 0 && size < 8192) || size > substream->dma_max) {
buffer->error = -EINVAL;
- return;
+ goto unlock;
}
if (substream->dma_buffer.bytes == size)
- return;
+ goto unlock;
memset(&new_dmab, 0, sizeof(new_dmab));
new_dmab.dev = substream->dma_buffer.dev;
if (size > 0) {
@@ -153,7 +154,7 @@ static void snd_pcm_lib_preallocate_proc_write(struct snd_info_entry *entry,
substream->dma_buffer.dev.dev,
size, &new_dmab) < 0) {
buffer->error = -ENOMEM;
- return;
+ goto unlock;
}
substream->buffer_bytes_max = size;
} else {
@@ -165,6 +166,8 @@ static void snd_pcm_lib_preallocate_proc_write(struct snd_info_entry *entry,
} else {
buffer->error = -EINVAL;
}
+ unlock:
+ mutex_unlock(&substream->pcm->open_mutex);
}
static inline void preallocate_info_init(struct snd_pcm_substream *substream)
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index dbe9a65cc1d4..57a4991fa0f3 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -630,6 +630,30 @@ static int snd_pcm_hw_params_choose(struct snd_pcm_substream *pcm,
return 0;
}
+/* acquire buffer_mutex; if it's in r/w operation, return -EBUSY, otherwise
+ * block the further r/w operations
+ */
+static int snd_pcm_buffer_access_lock(struct snd_pcm_runtime *runtime)
+{
+ if (!atomic_dec_unless_positive(&runtime->buffer_accessing))
+ return -EBUSY;
+ mutex_lock(&runtime->buffer_mutex);
+ return 0; /* keep buffer_mutex, unlocked by below */
+}
+
+/* release buffer_mutex and clear r/w access flag */
+static void snd_pcm_buffer_access_unlock(struct snd_pcm_runtime *runtime)
+{
+ mutex_unlock(&runtime->buffer_mutex);
+ atomic_inc(&runtime->buffer_accessing);
+}
+
+#if IS_ENABLED(CONFIG_SND_PCM_OSS)
+#define is_oss_stream(substream) ((substream)->oss.oss)
+#else
+#define is_oss_stream(substream) false
+#endif
+
static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
@@ -641,22 +665,25 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
if (PCM_RUNTIME_CHECK(substream))
return -ENXIO;
runtime = substream->runtime;
+ err = snd_pcm_buffer_access_lock(runtime);
+ if (err < 0)
+ return err;
snd_pcm_stream_lock_irq(substream);
switch (runtime->status->state) {
case SNDRV_PCM_STATE_OPEN:
case SNDRV_PCM_STATE_SETUP:
case SNDRV_PCM_STATE_PREPARED:
+ if (!is_oss_stream(substream) &&
+ atomic_read(&substream->mmap_count))
+ err = -EBADFD;
break;
default:
- snd_pcm_stream_unlock_irq(substream);
- return -EBADFD;
+ err = -EBADFD;
+ break;
}
snd_pcm_stream_unlock_irq(substream);
-#if IS_ENABLED(CONFIG_SND_PCM_OSS)
- if (!substream->oss.oss)
-#endif
- if (atomic_read(&substream->mmap_count))
- return -EBADFD;
+ if (err)
+ goto unlock;
params->rmask = ~0U;
err = snd_pcm_hw_refine(substream, params);
@@ -733,14 +760,19 @@ static int snd_pcm_hw_params(struct snd_pcm_substream *substream,
if ((usecs = period_to_usecs(runtime)) >= 0)
pm_qos_add_request(&substream->latency_pm_qos_req,
PM_QOS_CPU_DMA_LATENCY, usecs);
- return 0;
+ err = 0;
_error:
- /* hardware might be unusable from this time,
- so we force application to retry to set
- the correct hardware parameter settings */
- snd_pcm_set_state(substream, SNDRV_PCM_STATE_OPEN);
- if (substream->ops->hw_free != NULL)
- substream->ops->hw_free(substream);
+ if (err) {
+ /* hardware might be unusable from this time,
+ * so we force application to retry to set
+ * the correct hardware parameter settings
+ */
+ snd_pcm_set_state(substream, SNDRV_PCM_STATE_OPEN);
+ if (substream->ops->hw_free != NULL)
+ substream->ops->hw_free(substream);
+ }
+ unlock:
+ snd_pcm_buffer_access_unlock(runtime);
return err;
}
@@ -773,22 +805,29 @@ static int snd_pcm_hw_free(struct snd_pcm_substream *substream)
if (PCM_RUNTIME_CHECK(substream))
return -ENXIO;
runtime = substream->runtime;
+ result = snd_pcm_buffer_access_lock(runtime);
+ if (result < 0)
+ return result;
snd_pcm_stream_lock_irq(substream);
switch (runtime->status->state) {
case SNDRV_PCM_STATE_SETUP:
case SNDRV_PCM_STATE_PREPARED:
+ if (atomic_read(&substream->mmap_count))
+ result = -EBADFD;
break;
default:
- snd_pcm_stream_unlock_irq(substream);
- return -EBADFD;
+ result = -EBADFD;
+ break;
}
snd_pcm_stream_unlock_irq(substream);
- if (atomic_read(&substream->mmap_count))
- return -EBADFD;
+ if (result)
+ goto unlock;
if (substream->ops->hw_free)
result = substream->ops->hw_free(substream);
snd_pcm_set_state(substream, SNDRV_PCM_STATE_OPEN);
pm_qos_remove_request(&substream->latency_pm_qos_req);
+ unlock:
+ snd_pcm_buffer_access_unlock(runtime);
return result;
}
@@ -1025,15 +1064,17 @@ struct action_ops {
*/
static int snd_pcm_action_group(const struct action_ops *ops,
struct snd_pcm_substream *substream,
- int state, int do_lock)
+ int state, int stream_lock)
{
struct snd_pcm_substream *s = NULL;
struct snd_pcm_substream *s1;
int res = 0, depth = 1;
snd_pcm_group_for_each_entry(s, substream) {
- if (do_lock && s != substream) {
- if (s->pcm->nonatomic)
+ if (s != substream) {
+ if (!stream_lock)
+ mutex_lock_nested(&s->runtime->buffer_mutex, depth);
+ else if (s->pcm->nonatomic)
mutex_lock_nested(&s->self_group.mutex, depth);
else
spin_lock_nested(&s->self_group.lock, depth);
@@ -1061,18 +1102,18 @@ static int snd_pcm_action_group(const struct action_ops *ops,
ops->post_action(s, state);
}
_unlock:
- if (do_lock) {
- /* unlock streams */
- snd_pcm_group_for_each_entry(s1, substream) {
- if (s1 != substream) {
- if (s1->pcm->nonatomic)
- mutex_unlock(&s1->self_group.mutex);
- else
- spin_unlock(&s1->self_group.lock);
- }
- if (s1 == s) /* end */
- break;
+ /* unlock streams */
+ snd_pcm_group_for_each_entry(s1, substream) {
+ if (s1 != substream) {
+ if (!stream_lock)
+ mutex_unlock(&s1->runtime->buffer_mutex);
+ else if (s1->pcm->nonatomic)
+ mutex_unlock(&s1->self_group.mutex);
+ else
+ spin_unlock(&s1->self_group.lock);
}
+ if (s1 == s) /* end */
+ break;
}
return res;
}
@@ -1202,10 +1243,15 @@ static int snd_pcm_action_nonatomic(const struct action_ops *ops,
/* Guarantee the group members won't change during non-atomic action */
down_read(&snd_pcm_link_rwsem);
+ res = snd_pcm_buffer_access_lock(substream->runtime);
+ if (res < 0)
+ goto unlock;
if (snd_pcm_stream_linked(substream))
res = snd_pcm_action_group(ops, substream, state, 0);
else
res = snd_pcm_action_single(ops, substream, state);
+ snd_pcm_buffer_access_unlock(substream->runtime);
+ unlock:
up_read(&snd_pcm_link_rwsem);
return res;
}
diff --git a/sound/firewire/fireworks/fireworks_hwdep.c b/sound/firewire/fireworks/fireworks_hwdep.c
index e93eb4616c5f..c739173c668f 100644
--- a/sound/firewire/fireworks/fireworks_hwdep.c
+++ b/sound/firewire/fireworks/fireworks_hwdep.c
@@ -34,6 +34,7 @@ hwdep_read_resp_buf(struct snd_efw *efw, char __user *buf, long remained,
type = SNDRV_FIREWIRE_EVENT_EFW_RESPONSE;
if (copy_to_user(buf, &type, sizeof(type)))
return -EFAULT;
+ count += sizeof(type);
remained -= sizeof(type);
buf += sizeof(type);
diff --git a/sound/isa/wavefront/wavefront_synth.c b/sound/isa/wavefront/wavefront_synth.c
index d6420d224d09..09b368761cc0 100644
--- a/sound/isa/wavefront/wavefront_synth.c
+++ b/sound/isa/wavefront/wavefront_synth.c
@@ -1088,7 +1088,8 @@ wavefront_send_sample (snd_wavefront_t *dev,
if (dataptr < data_end) {
- __get_user (sample_short, dataptr);
+ if (get_user(sample_short, dataptr))
+ return -EFAULT;
dataptr += skip;
if (data_is_unsigned) { /* GUS ? */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 851ea79da31c..78b5a0f22a41 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -10233,6 +10233,7 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x144d, 0xc051, "Samsung R720", ALC662_FIXUP_IDEAPAD),
SND_PCI_QUIRK(0x14cd, 0x5003, "USI", ALC662_FIXUP_USI_HEADSET_MODE),
SND_PCI_QUIRK(0x17aa, 0x1036, "Lenovo P520", ALC662_FIXUP_LENOVO_MULTI_CODECS),
+ SND_PCI_QUIRK(0x17aa, 0x1057, "Lenovo P360", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32ca, "Lenovo ThinkCentre M80", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32cb, "Lenovo ThinkCentre M70", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32cf, "Lenovo ThinkCentre M950", ALC897_FIXUP_HEADSET_MIC_PIN),
diff --git a/sound/soc/codecs/da7219.c b/sound/soc/codecs/da7219.c
index f83a6eaba12c..ef8bd9e04637 100644
--- a/sound/soc/codecs/da7219.c
+++ b/sound/soc/codecs/da7219.c
@@ -446,7 +446,7 @@ static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol,
struct soc_mixer_control *mixer_ctrl =
(struct soc_mixer_control *) kcontrol->private_value;
unsigned int reg = mixer_ctrl->reg;
- __le16 val;
+ __le16 val_new, val_old;
int ret;
/*
@@ -454,13 +454,19 @@ static int da7219_tonegen_freq_put(struct snd_kcontrol *kcontrol,
* Therefore we need to convert to little endian here to align with
* HW registers.
*/
- val = cpu_to_le16(ucontrol->value.integer.value[0]);
+ val_new = cpu_to_le16(ucontrol->value.integer.value[0]);
mutex_lock(&da7219->ctrl_lock);
- ret = regmap_raw_write(da7219->regmap, reg, &val, sizeof(val));
+ ret = regmap_raw_read(da7219->regmap, reg, &val_old, sizeof(val_old));
+ if (ret == 0 && (val_old != val_new))
+ ret = regmap_raw_write(da7219->regmap, reg,
+ &val_new, sizeof(val_new));
mutex_unlock(&da7219->ctrl_lock);
- return ret;
+ if (ret < 0)
+ return ret;
+
+ return val_old != val_new;
}
diff --git a/sound/soc/codecs/max98090.c b/sound/soc/codecs/max98090.c
index 6b9d326e11b0..ce9f99dd3e87 100644
--- a/sound/soc/codecs/max98090.c
+++ b/sound/soc/codecs/max98090.c
@@ -413,6 +413,9 @@ static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
val = (val >> mc->shift) & mask;
+ if (sel < 0 || sel > mc->max)
+ return -EINVAL;
+
*select = sel;
/* Setting a volume is only valid if it is already On */
@@ -427,7 +430,7 @@ static int max98090_put_enab_tlv(struct snd_kcontrol *kcontrol,
mask << mc->shift,
sel << mc->shift);
- return 0;
+ return *select != val;
}
static const char *max98090_perf_pwr_text[] =
diff --git a/sound/soc/codecs/wm8958-dsp2.c b/sound/soc/codecs/wm8958-dsp2.c
index 04f23477039a..c677c068b05e 100644
--- a/sound/soc/codecs/wm8958-dsp2.c
+++ b/sound/soc/codecs/wm8958-dsp2.c
@@ -534,7 +534,7 @@ static int wm8958_mbc_put(struct snd_kcontrol *kcontrol,
wm8958_dsp_apply(component, mbc, wm8994->mbc_ena[mbc]);
- return 0;
+ return 1;
}
#define WM8958_MBC_SWITCH(xname, xval) {\
@@ -660,7 +660,7 @@ static int wm8958_vss_put(struct snd_kcontrol *kcontrol,
wm8958_dsp_apply(component, vss, wm8994->vss_ena[vss]);
- return 0;
+ return 1;
}
@@ -734,7 +734,7 @@ static int wm8958_hpf_put(struct snd_kcontrol *kcontrol,
wm8958_dsp_apply(component, hpf % 3, ucontrol->value.integer.value[0]);
- return 0;
+ return 1;
}
#define WM8958_HPF_SWITCH(xname, xval) {\
@@ -828,7 +828,7 @@ static int wm8958_enh_eq_put(struct snd_kcontrol *kcontrol,
wm8958_dsp_apply(component, eq, ucontrol->value.integer.value[0]);
- return 0;
+ return 1;
}
#define WM8958_ENH_EQ_SWITCH(xname, xval) {\
diff --git a/sound/soc/meson/g12a-tohdmitx.c b/sound/soc/meson/g12a-tohdmitx.c
index 9cfbd343a00c..cbe47e0cae42 100644
--- a/sound/soc/meson/g12a-tohdmitx.c
+++ b/sound/soc/meson/g12a-tohdmitx.c
@@ -127,7 +127,7 @@ static int g12a_tohdmitx_i2s_mux_put_enum(struct snd_kcontrol *kcontrol,
snd_soc_dapm_mux_update_power(dapm, kcontrol, mux, e, NULL);
- return 0;
+ return 1;
}
static const struct snd_kcontrol_new g12a_tohdmitx_i2s_mux =
diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
index ca4b17bd95d1..5552c66ca642 100644
--- a/sound/soc/soc-generic-dmaengine-pcm.c
+++ b/sound/soc/soc-generic-dmaengine-pcm.c
@@ -91,10 +91,10 @@ static int dmaengine_pcm_hw_params(struct snd_pcm_substream *substream,
memset(&slave_config, 0, sizeof(slave_config));
- if (pcm->config && pcm->config->prepare_slave_config)
- prepare_slave_config = pcm->config->prepare_slave_config;
- else
+ if (!pcm->config)
prepare_slave_config = snd_dmaengine_pcm_prepare_slave_config;
+ else
+ prepare_slave_config = pcm->config->prepare_slave_config;
if (prepare_slave_config) {
ret = prepare_slave_config(substream, params, &slave_config);
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c
index c88bc6bb41cf..7a37312c8e0c 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -523,7 +523,15 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
unsigned int val, val_mask;
- int err, ret;
+ int err, ret, tmp;
+
+ tmp = ucontrol->value.integer.value[0];
+ if (tmp < 0)
+ return -EINVAL;
+ if (mc->platform_max && tmp > mc->platform_max)
+ return -EINVAL;
+ if (tmp > mc->max - mc->min + 1)
+ return -EINVAL;
if (invert)
val = (max - ucontrol->value.integer.value[0]) & mask;
@@ -538,6 +546,14 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol,
ret = err;
if (snd_soc_volsw_is_stereo(mc)) {
+ tmp = ucontrol->value.integer.value[1];
+ if (tmp < 0)
+ return -EINVAL;
+ if (mc->platform_max && tmp > mc->platform_max)
+ return -EINVAL;
+ if (tmp > mc->max - mc->min + 1)
+ return -EINVAL;
+
if (invert)
val = (max - ucontrol->value.integer.value[1]) & mask;
else
diff --git a/tools/arch/x86/include/asm/emulate_prefix.h b/tools/arch/x86/include/asm/emulate_prefix.h
new file mode 100644
index 000000000000..70f5b98a5286
--- /dev/null
+++ b/tools/arch/x86/include/asm/emulate_prefix.h
@@ -0,0 +1,14 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_EMULATE_PREFIX_H
+#define _ASM_X86_EMULATE_PREFIX_H
+
+/*
+ * Virt escape sequences to trigger instruction emulation;
+ * ideally these would decode to 'whole' instruction and not destroy
+ * the instruction stream; sadly this is not true for the 'kvm' one :/
+ */
+
+#define __XEN_EMULATE_PREFIX 0x0f,0x0b,0x78,0x65,0x6e /* ud2 ; .ascii "xen" */
+#define __KVM_EMULATE_PREFIX 0x0f,0x0b,0x6b,0x76,0x6d /* ud2 ; .ascii "kvm" */
+
+#endif
diff --git a/tools/arch/x86/include/asm/insn.h b/tools/arch/x86/include/asm/insn.h
index d7f0ae8f3c44..52c6262e6bfd 100644
--- a/tools/arch/x86/include/asm/insn.h
+++ b/tools/arch/x86/include/asm/insn.h
@@ -45,6 +45,7 @@ struct insn {
struct insn_field immediate2; /* for 64bit imm or seg16 */
};
+ int emulate_prefix_size;
insn_attr_t attr;
unsigned char opnd_bytes;
unsigned char addr_bytes;
@@ -128,6 +129,11 @@ static inline int insn_is_evex(struct insn *insn)
return (insn->vex_prefix.nbytes == 4);
}
+static inline int insn_has_emulate_prefix(struct insn *insn)
+{
+ return !!insn->emulate_prefix_size;
+}
+
/* Ensure this instruction is decoded completely */
static inline int insn_complete(struct insn *insn)
{
diff --git a/tools/arch/x86/lib/insn.c b/tools/arch/x86/lib/insn.c
index 79e048f1d902..0151dfc6da61 100644
--- a/tools/arch/x86/lib/insn.c
+++ b/tools/arch/x86/lib/insn.c
@@ -13,6 +13,8 @@
#include "../include/asm/inat.h"
#include "../include/asm/insn.h"
+#include "../include/asm/emulate_prefix.h"
+
/* Verify next sizeof(t) bytes can be on the same instruction */
#define validate_next(t, insn, n) \
((insn)->next_byte + sizeof(t) + n <= (insn)->end_kaddr)
@@ -58,6 +60,36 @@ void insn_init(struct insn *insn, const void *kaddr, int buf_len, int x86_64)
insn->addr_bytes = 4;
}
+static const insn_byte_t xen_prefix[] = { __XEN_EMULATE_PREFIX };
+static const insn_byte_t kvm_prefix[] = { __KVM_EMULATE_PREFIX };
+
+static int __insn_get_emulate_prefix(struct insn *insn,
+ const insn_byte_t *prefix, size_t len)
+{
+ size_t i;
+
+ for (i = 0; i < len; i++) {
+ if (peek_nbyte_next(insn_byte_t, insn, i) != prefix[i])
+ goto err_out;
+ }
+
+ insn->emulate_prefix_size = len;
+ insn->next_byte += len;
+
+ return 1;
+
+err_out:
+ return 0;
+}
+
+static void insn_get_emulate_prefix(struct insn *insn)
+{
+ if (__insn_get_emulate_prefix(insn, xen_prefix, sizeof(xen_prefix)))
+ return;
+
+ __insn_get_emulate_prefix(insn, kvm_prefix, sizeof(kvm_prefix));
+}
+
/**
* insn_get_prefixes - scan x86 instruction prefix bytes
* @insn: &struct insn containing instruction
@@ -76,6 +108,8 @@ void insn_get_prefixes(struct insn *insn)
if (prefixes->got)
return;
+ insn_get_emulate_prefix(insn);
+
nb = 0;
lb = 0;
b = peek_next(insn_byte_t, insn);
diff --git a/tools/objtool/check.c b/tools/objtool/check.c
index 06aaf04e629c..bae6b261481d 100644
--- a/tools/objtool/check.c
+++ b/tools/objtool/check.c
@@ -144,6 +144,7 @@ static bool __dead_end_function(struct objtool_file *file, struct symbol *func,
"usercopy_abort",
"machine_real_restart",
"rewind_stack_do_exit",
+ "cpu_bringup_and_idle",
};
if (!func)
diff --git a/tools/objtool/sync-check.sh b/tools/objtool/sync-check.sh
index c3ae1e8ae119..2a1261bfbb62 100755
--- a/tools/objtool/sync-check.sh
+++ b/tools/objtool/sync-check.sh
@@ -4,6 +4,7 @@
FILES='
arch/x86/include/asm/inat_types.h
arch/x86/include/asm/orc_types.h
+arch/x86/include/asm/emulate_prefix.h
arch/x86/lib/x86-opcode-map.txt
arch/x86/tools/gen-insn-attr-x86.awk
'
@@ -46,4 +47,4 @@ done
check arch/x86/include/asm/inat.h '-I "^#include [\"<]\(asm/\)*inat_types.h[\">]"'
check arch/x86/include/asm/insn.h '-I "^#include [\"<]\(asm/\)*inat.h[\">]"'
check arch/x86/lib/inat.c '-I "^#include [\"<]\(../include/\)*asm/insn.h[\">]"'
-check arch/x86/lib/insn.c '-I "^#include [\"<]\(../include/\)*asm/in\(at\|sn\).h[\">]"'
+check arch/x86/lib/insn.c '-I "^#include [\"<]\(../include/\)*asm/in\(at\|sn\).h[\">]" -I "^#include [\"<]\(../include/\)*asm/emulate_prefix.h[\">]"'
diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index 1aa2bad26fc7..541ae6372f5b 100644
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -1631,7 +1631,7 @@ static int __bench_numa(const char *name)
"GB/sec,", "total-speed", "GB/sec total speed");
if (g->p.show_details >= 2) {
- char tname[14 + 2 * 10 + 1];
+ char tname[14 + 2 * 11 + 1];
struct thread_data *td;
for (p = 0; p < g->p.nr_proc; p++) {
for (t = 0; t < g->p.nr_threads; t++) {
diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh
index cea13cb987d0..499235a41162 100755
--- a/tools/perf/check-headers.sh
+++ b/tools/perf/check-headers.sh
@@ -28,6 +28,7 @@ arch/x86/include/asm/disabled-features.h
arch/x86/include/asm/required-features.h
arch/x86/include/asm/cpufeatures.h
arch/x86/include/asm/inat_types.h
+arch/x86/include/asm/emulate_prefix.h
arch/x86/include/uapi/asm/prctl.h
arch/x86/lib/x86-opcode-map.txt
arch/x86/tools/gen-insn-attr-x86.awk
@@ -116,7 +117,7 @@ check lib/ctype.c '-I "^EXPORT_SYMBOL" -I "^#include <linux/export.h>" -B
check arch/x86/include/asm/inat.h '-I "^#include [\"<]\(asm/\)*inat_types.h[\">]"'
check arch/x86/include/asm/insn.h '-I "^#include [\"<]\(asm/\)*inat.h[\">]"'
check arch/x86/lib/inat.c '-I "^#include [\"<]\(../include/\)*asm/insn.h[\">]"'
-check arch/x86/lib/insn.c '-I "^#include [\"<]\(../include/\)*asm/in\(at\|sn\).h[\">]"'
+check arch/x86/lib/insn.c '-I "^#include [\"<]\(../include/\)*asm/in\(at\|sn\).h[\">]" -I "^#include [\"<]\(../include/\)*asm/emulate_prefix.h[\">]"'
# diff non-symmetric files
check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl
diff --git a/tools/testing/selftests/net/fcnal-test.sh b/tools/testing/selftests/net/fcnal-test.sh
index 157822331954..d2ac09b35dcf 100755
--- a/tools/testing/selftests/net/fcnal-test.sh
+++ b/tools/testing/selftests/net/fcnal-test.sh
@@ -757,10 +757,16 @@ ipv4_ping()
setup
set_sysctl net.ipv4.raw_l3mdev_accept=1 2>/dev/null
ipv4_ping_novrf
+ setup
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv4_ping_novrf
log_subsection "With VRF"
setup "yes"
ipv4_ping_vrf
+ setup "yes"
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv4_ping_vrf
}
################################################################################
@@ -2005,10 +2011,16 @@ ipv6_ping()
log_subsection "No VRF"
setup
ipv6_ping_novrf
+ setup
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv6_ping_novrf
log_subsection "With VRF"
setup "yes"
ipv6_ping_vrf
+ setup "yes"
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv6_ping_vrf
}
################################################################################
diff --git a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh
index a3402cd8d5b6..9ff22f28032d 100755
--- a/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh
+++ b/tools/testing/selftests/net/forwarding/mirror_gre_bridge_1q.sh
@@ -61,9 +61,12 @@ setup_prepare()
vrf_prepare
mirror_gre_topo_create
+ # Avoid changing br1's PVID while it is operational as a L3 interface.
+ ip link set dev br1 down
ip link set dev $swp3 master br1
bridge vlan add dev br1 vid 555 pvid untagged self
+ ip link set dev br1 up
ip address add dev br1 192.0.2.129/28
ip address add dev br1 2001:db8:2::1/64