diff options
Diffstat (limited to 'arch/xtensa')
| -rw-r--r-- | arch/xtensa/Kconfig | 4 | ||||
| -rw-r--r-- | arch/xtensa/Makefile | 6 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/asmmacro.h | 2 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/cacheflush.h | 6 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/jump_label.h | 4 | ||||
| -rw-r--r-- | arch/xtensa/include/asm/kasan.h | 2 | ||||
| -rw-r--r-- | arch/xtensa/kernel/syscalls/syscall.tbl | 5 | ||||
| -rw-r--r-- | arch/xtensa/lib/pci-auto.c | 8 | ||||
| -rw-r--r-- | arch/xtensa/platforms/iss/console.c | 2 |
9 files changed, 27 insertions, 12 deletions
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 7d792077e5fd..6f248d87e496 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -144,7 +144,7 @@ config XTENSA_VARIANT_CUSTOM_NAME depends on XTENSA_VARIANT_CUSTOM help Provide the name of a custom Xtensa processor variant. - This CORENAME selects arch/xtensa/variant/CORENAME. + This CORENAME selects arch/xtensa/variants/CORENAME. Don't forget you have to select MMU if you have one. config XTENSA_VARIANT_NAME @@ -793,7 +793,7 @@ config ARCH_FORCE_MAX_ORDER default "10" help The kernel page allocator limits the size of maximal physically - contiguous allocations. The limit is called MAX_ORDER and it + contiguous allocations. The limit is called MAX_PAGE_ORDER and it defines the maximal power of two of number of pages that can be allocated as a single contiguous block. This option allows overriding the default setting when ability to allocate very diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile index bfd8e433ed62..4c14a02179eb 100644 --- a/arch/xtensa/Makefile +++ b/arch/xtensa/Makefile @@ -35,15 +35,19 @@ KBUILD_CFLAGS += -ffreestanding -D__linux__ KBUILD_CFLAGS += -pipe -mlongcalls -mtext-section-literals KBUILD_CFLAGS += $(call cc-option,-mforce-no-pic,) KBUILD_CFLAGS += $(call cc-option,-mno-serialize-volatile,) +KBUILD_CFLAGS += $(call cc-option,-mno-fdpic,) ifneq ($(CONFIG_KERNEL_ABI_CALL0),) KBUILD_CFLAGS += -mabi=call0 KBUILD_AFLAGS += -mabi=call0 endif KBUILD_AFLAGS += -mlongcalls -mtext-section-literals +KBUILD_AFLAGS += $(call cc-option,-mno-fdpic,) + +KBUILD_LDFLAGS += -m elf32xtensa ifneq ($(CONFIG_LD_NO_RELAX),) -KBUILD_LDFLAGS := --no-relax +KBUILD_LDFLAGS += --no-relax endif CHECKFLAGS += -D$(if $(CONFIG_CPU_BIG_ENDIAN),__XTENSA_EB__,__XTENSA_EL__) diff --git a/arch/xtensa/include/asm/asmmacro.h b/arch/xtensa/include/asm/asmmacro.h index 01bf7d9dbb19..a52d49a16ce7 100644 --- a/arch/xtensa/include/asm/asmmacro.h +++ b/arch/xtensa/include/asm/asmmacro.h @@ -11,7 +11,7 @@ #ifndef _XTENSA_ASMMACRO_H #define _XTENSA_ASMMACRO_H -#include <asm-generic/export.h> +#include <linux/export.h> #include <asm/core.h> /* diff --git a/arch/xtensa/include/asm/cacheflush.h b/arch/xtensa/include/asm/cacheflush.h index 785a00ce83c1..38bcecb0e457 100644 --- a/arch/xtensa/include/asm/cacheflush.h +++ b/arch/xtensa/include/asm/cacheflush.h @@ -116,8 +116,9 @@ void flush_cache_page(struct vm_area_struct*, #define flush_cache_mm(mm) flush_cache_all() #define flush_cache_dup_mm(mm) flush_cache_mm(mm) -#define flush_cache_vmap(start,end) flush_cache_all() -#define flush_cache_vunmap(start,end) flush_cache_all() +#define flush_cache_vmap(start,end) flush_cache_all() +#define flush_cache_vmap_early(start,end) do { } while (0) +#define flush_cache_vunmap(start,end) flush_cache_all() void flush_dcache_folio(struct folio *folio); #define flush_dcache_folio flush_dcache_folio @@ -140,6 +141,7 @@ void local_flush_cache_page(struct vm_area_struct *vma, #define flush_cache_dup_mm(mm) do { } while (0) #define flush_cache_vmap(start,end) do { } while (0) +#define flush_cache_vmap_early(start,end) do { } while (0) #define flush_cache_vunmap(start,end) do { } while (0) #define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 diff --git a/arch/xtensa/include/asm/jump_label.h b/arch/xtensa/include/asm/jump_label.h index c812bf85021c..46c8596259d2 100644 --- a/arch/xtensa/include/asm/jump_label.h +++ b/arch/xtensa/include/asm/jump_label.h @@ -13,7 +13,7 @@ static __always_inline bool arch_static_branch(struct static_key *key, bool branch) { - asm_volatile_goto("1:\n\t" + asm goto("1:\n\t" "_nop\n\t" ".pushsection __jump_table, \"aw\"\n\t" ".word 1b, %l[l_yes], %c0\n\t" @@ -38,7 +38,7 @@ static __always_inline bool arch_static_branch_jump(struct static_key *key, * make it reachable and wrap both into a no-transform block * to avoid any assembler interference with this. */ - asm_volatile_goto("1:\n\t" + asm goto("1:\n\t" ".begin no-transform\n\t" "_j %l[l_yes]\n\t" "2:\n\t" diff --git a/arch/xtensa/include/asm/kasan.h b/arch/xtensa/include/asm/kasan.h index 216b6f32c375..8d2b4248466f 100644 --- a/arch/xtensa/include/asm/kasan.h +++ b/arch/xtensa/include/asm/kasan.h @@ -18,6 +18,8 @@ #define KASAN_SHADOW_START (XCHAL_PAGE_TABLE_VADDR + XCHAL_PAGE_TABLE_SIZE) /* Size of the shadow map */ #define KASAN_SHADOW_SIZE (-KASAN_START_VADDR >> KASAN_SHADOW_SCALE_SHIFT) +/* End of the shadow map */ +#define KASAN_SHADOW_END (KASAN_SHADOW_START + KASAN_SHADOW_SIZE) /* Offset for mem to shadow address transformation */ #define KASAN_SHADOW_OFFSET __XTENSA_UL_CONST(CONFIG_KASAN_SHADOW_OFFSET) diff --git a/arch/xtensa/kernel/syscalls/syscall.tbl b/arch/xtensa/kernel/syscalls/syscall.tbl index 06eefa9c1458..dd116598fb25 100644 --- a/arch/xtensa/kernel/syscalls/syscall.tbl +++ b/arch/xtensa/kernel/syscalls/syscall.tbl @@ -427,3 +427,8 @@ 454 common futex_wake sys_futex_wake 455 common futex_wait sys_futex_wait 456 common futex_requeue sys_futex_requeue +457 common statmount sys_statmount +458 common listmount sys_listmount +459 common lsm_get_self_attr sys_lsm_get_self_attr +460 common lsm_set_self_attr sys_lsm_set_self_attr +461 common lsm_list_modules sys_lsm_list_modules diff --git a/arch/xtensa/lib/pci-auto.c b/arch/xtensa/lib/pci-auto.c index aa6752237985..05fc02f9e1c7 100644 --- a/arch/xtensa/lib/pci-auto.c +++ b/arch/xtensa/lib/pci-auto.c @@ -11,6 +11,7 @@ * Based on work from Matt Porter <mporter@mvista.com> */ +#include <linux/bitfield.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/pci.h> @@ -222,10 +223,11 @@ pciauto_postscan_setup_bridge(struct pci_dev *dev, int current_bus, int sub_bus, int __init pciauto_bus_scan(struct pci_controller *pci_ctrl, int current_bus) { - int sub_bus, pci_devfn, pci_class, cmdstat, found_multi=0; + int sub_bus, pci_devfn, pci_class, cmdstat; unsigned short vid; unsigned char header_type; struct pci_dev *dev = &pciauto_dev; + bool found_multi = false; pciauto_dev.bus = &pciauto_bus; pciauto_dev.sysdata = pci_ctrl; @@ -261,11 +263,11 @@ int __init pciauto_bus_scan(struct pci_controller *pci_ctrl, int current_bus) continue; if (!PCI_FUNC(pci_devfn)) - found_multi = header_type & 0x80; + found_multi = FIELD_GET(PCI_HEADER_TYPE_MFD, header_type); pci_read_config_word(dev, PCI_VENDOR_ID, &vid); if (vid == 0xffff || vid == 0x0000) { - found_multi = 0; + found_multi = false; continue; } diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c index 7d1f8b398a46..8896e691c051 100644 --- a/arch/xtensa/platforms/iss/console.c +++ b/arch/xtensa/platforms/iss/console.c @@ -65,7 +65,7 @@ static void rs_poll(struct timer_list *unused) struct tty_port *port = &serial_port; int i = 0; int rd = 1; - unsigned char c; + u8 c; while (simc_poll(0)) { rd = simc_read(0, &c, 1); 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