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-rw-r--r--arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi9
-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/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/kernel/cpu_errata.c2
-rw-r--r--arch/arm64/kernel/mte.c3
-rw-r--r--arch/arm64/kernel/paravirt.c29
-rw-r--r--arch/arm64/mm/ioremap.c9
-rw-r--r--arch/mips/lantiq/falcon/sysctrl.c2
-rw-r--r--arch/mips/lantiq/xway/gptu.c2
-rw-r--r--arch/mips/lantiq/xway/sysctrl.c46
-rw-r--r--arch/riscv/boot/dts/sifive/fu540-c000.dtsi2
-rw-r--r--arch/s390/Makefile10
-rw-r--r--arch/s390/pci/pci.c1
-rw-r--r--arch/s390/pci/pci_bus.h3
-rw-r--r--arch/s390/pci/pci_clp.c9
-rw-r--r--arch/s390/pci/pci_event.c7
-rw-r--r--arch/x86/crypto/chacha-avx512vl-x86_64.S4
-rw-r--r--arch/x86/kvm/mmu/mmu.c10
-rw-r--r--arch/x86/um/shared/sysdep/syscalls_64.h5
23 files changed, 130 insertions, 51 deletions
diff --git a/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi b/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi
index a362714ae9fc..1ef89dd55d92 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/include/asm/io.h b/arch/arm/include/asm/io.h
index ab2b654084fa..b13e8a6c14b0 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -442,6 +442,9 @@ 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 c3ebe3584103..030351d169aa 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/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 80fb5a4a5c05..2660bdfcad4d 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -479,3 +479,11 @@ 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 06dbfb968182..fb9f3eb6bf48 100644
--- a/arch/arm/mm/proc-v7-bugs.c
+++ b/arch/arm/mm/proc-v7-bugs.c
@@ -288,6 +288,7 @@ 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 fd172c41df90..5d0d94afc308 100644
--- a/arch/arm64/include/asm/io.h
+++ b/arch/arm64/include/asm/io.h
@@ -203,4 +203,8 @@ 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/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index 533559c7d2b3..ca42d58e8c82 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -220,6 +220,8 @@ static const struct arm64_cpu_capabilities arm64_repeat_tlbi_list[] = {
#ifdef CONFIG_ARM64_ERRATUM_1286807
{
ERRATA_MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 0),
+ /* Kryo4xx Gold (rcpe to rfpe) => (r0p0 to r3p0) */
+ ERRATA_MIDR_RANGE(MIDR_QCOM_KRYO_4XX_GOLD, 0xc, 0xe, 0xf, 0xe),
},
#endif
{},
diff --git a/arch/arm64/kernel/mte.c b/arch/arm64/kernel/mte.c
index 7a66a7d9c1ff..4a069f85bd91 100644
--- a/arch/arm64/kernel/mte.c
+++ b/arch/arm64/kernel/mte.c
@@ -45,6 +45,9 @@ void mte_sync_tags(pte_t *ptep, pte_t pte)
if (!test_and_set_bit(PG_mte_tagged, &page->flags))
mte_sync_page_tags(page, ptep, check_swap);
}
+
+ /* ensure the tags are visible before the PTE is set */
+ smp_wmb();
}
int memcmp_pages(struct page *page1, struct page *page2)
diff --git a/arch/arm64/kernel/paravirt.c b/arch/arm64/kernel/paravirt.c
index c07d7a034941..69ec670bcc70 100644
--- a/arch/arm64/kernel/paravirt.c
+++ b/arch/arm64/kernel/paravirt.c
@@ -30,7 +30,7 @@ struct paravirt_patch_template pv_ops;
EXPORT_SYMBOL_GPL(pv_ops);
struct pv_time_stolen_time_region {
- struct pvclock_vcpu_stolen_time *kaddr;
+ struct pvclock_vcpu_stolen_time __rcu *kaddr;
};
static DEFINE_PER_CPU(struct pv_time_stolen_time_region, stolen_time_region);
@@ -47,7 +47,9 @@ early_param("no-steal-acc", parse_no_stealacc);
/* return stolen time in ns by asking the hypervisor */
static u64 pv_steal_clock(int cpu)
{
+ struct pvclock_vcpu_stolen_time *kaddr = NULL;
struct pv_time_stolen_time_region *reg;
+ u64 ret = 0;
reg = per_cpu_ptr(&stolen_time_region, cpu);
@@ -56,28 +58,37 @@ static u64 pv_steal_clock(int cpu)
* online notification callback runs. Until the callback
* has run we just return zero.
*/
- if (!reg->kaddr)
+ rcu_read_lock();
+ kaddr = rcu_dereference(reg->kaddr);
+ if (!kaddr) {
+ rcu_read_unlock();
return 0;
+ }
- return le64_to_cpu(READ_ONCE(reg->kaddr->stolen_time));
+ ret = le64_to_cpu(READ_ONCE(kaddr->stolen_time));
+ rcu_read_unlock();
+ return ret;
}
static int stolen_time_cpu_down_prepare(unsigned int cpu)
{
+ struct pvclock_vcpu_stolen_time *kaddr = NULL;
struct pv_time_stolen_time_region *reg;
reg = this_cpu_ptr(&stolen_time_region);
if (!reg->kaddr)
return 0;
- memunmap(reg->kaddr);
- memset(reg, 0, sizeof(*reg));
+ kaddr = rcu_replace_pointer(reg->kaddr, NULL, true);
+ synchronize_rcu();
+ memunmap(kaddr);
return 0;
}
static int stolen_time_cpu_online(unsigned int cpu)
{
+ struct pvclock_vcpu_stolen_time *kaddr = NULL;
struct pv_time_stolen_time_region *reg;
struct arm_smccc_res res;
@@ -88,17 +99,19 @@ static int stolen_time_cpu_online(unsigned int cpu)
if (res.a0 == SMCCC_RET_NOT_SUPPORTED)
return -EINVAL;
- reg->kaddr = memremap(res.a0,
+ kaddr = memremap(res.a0,
sizeof(struct pvclock_vcpu_stolen_time),
MEMREMAP_WB);
+ rcu_assign_pointer(reg->kaddr, kaddr);
+
if (!reg->kaddr) {
pr_warn("Failed to map stolen time data structure\n");
return -ENOMEM;
}
- if (le32_to_cpu(reg->kaddr->revision) != 0 ||
- le32_to_cpu(reg->kaddr->attributes) != 0) {
+ if (le32_to_cpu(kaddr->revision) != 0 ||
+ le32_to_cpu(kaddr->attributes) != 0) {
pr_warn_once("Unexpected revision or attributes in stolen time data\n");
return -ENXIO;
}
diff --git a/arch/arm64/mm/ioremap.c b/arch/arm64/mm/ioremap.c
index b5e83c46b23e..f173a01a0c0e 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>
@@ -99,3 +100,11 @@ 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/lantiq/falcon/sysctrl.c b/arch/mips/lantiq/falcon/sysctrl.c
index 42222f849bd2..446a2536999b 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/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 917fac1636b7..084f6caba5f2 100644
--- a/arch/mips/lantiq/xway/sysctrl.c
+++ b/arch/mips/lantiq/xway/sysctrl.c
@@ -315,6 +315,8 @@ 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;
@@ -338,6 +340,8 @@ 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;
@@ -356,24 +360,28 @@ 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 */
@@ -393,9 +401,15 @@ 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/riscv/boot/dts/sifive/fu540-c000.dtsi b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
index 7db861053483..64c06c9b41dc 100644
--- a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
+++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
@@ -166,7 +166,7 @@
clocks = <&prci PRCI_CLK_TLCLK>;
status = "disabled";
};
- dma: dma@3000000 {
+ dma: dma-controller@3000000 {
compatible = "sifive,fu540-c000-pdma";
reg = <0x0 0x3000000 0x0 0x8000>;
interrupt-parent = <&plic0>;
diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index 92506918da63..a8cb00f30a7c 100644
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -32,6 +32,16 @@ KBUILD_CFLAGS_DECOMPRESSOR += -fno-stack-protector
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/s390/pci/pci.c b/arch/s390/pci/pci.c
index e14e4a3a647a..74799439b259 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -69,6 +69,7 @@ struct zpci_dev *get_zdev_by_fid(u32 fid)
list_for_each_entry(tmp, &zpci_list, entry) {
if (tmp->fid == fid) {
zdev = tmp;
+ zpci_zdev_get(zdev);
break;
}
}
diff --git a/arch/s390/pci/pci_bus.h b/arch/s390/pci/pci_bus.h
index 55c9488e504c..8d2fcd091ca7 100644
--- a/arch/s390/pci/pci_bus.h
+++ b/arch/s390/pci/pci_bus.h
@@ -13,7 +13,8 @@ void zpci_bus_device_unregister(struct zpci_dev *zdev);
void zpci_release_device(struct kref *kref);
static inline void zpci_zdev_put(struct zpci_dev *zdev)
{
- kref_put(&zdev->kref, zpci_release_device);
+ if (zdev)
+ kref_put(&zdev->kref, zpci_release_device);
}
static inline void zpci_zdev_get(struct zpci_dev *zdev)
diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c
index 0a0e8b8293be..d1a5c80a41cb 100644
--- a/arch/s390/pci/pci_clp.c
+++ b/arch/s390/pci/pci_clp.c
@@ -22,6 +22,8 @@
#include <asm/clp.h>
#include <uapi/asm/clp.h>
+#include "pci_bus.h"
+
bool zpci_unique_uid;
void update_uid_checking(bool new)
@@ -372,8 +374,11 @@ static void __clp_add(struct clp_fh_list_entry *entry, void *data)
return;
zdev = get_zdev_by_fid(entry->fid);
- if (!zdev)
- zpci_create_device(entry->fid, entry->fh, entry->config_state);
+ if (zdev) {
+ zpci_zdev_put(zdev);
+ return;
+ }
+ zpci_create_device(entry->fid, entry->fh, entry->config_state);
}
int clp_scan_pci_devices(void)
diff --git a/arch/s390/pci/pci_event.c b/arch/s390/pci/pci_event.c
index b7cfde7e80a8..6ced44b5be8a 100644
--- a/arch/s390/pci/pci_event.c
+++ b/arch/s390/pci/pci_event.c
@@ -61,10 +61,12 @@ static void __zpci_event_error(struct zpci_ccdf_err *ccdf)
pdev ? pci_name(pdev) : "n/a", ccdf->pec, ccdf->fid);
if (!pdev)
- return;
+ goto no_pdev;
pdev->error_state = pci_channel_io_perm_failure;
pci_dev_put(pdev);
+no_pdev:
+ zpci_zdev_put(zdev);
}
void zpci_event_error(void *data)
@@ -76,6 +78,7 @@ void zpci_event_error(void *data)
static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf)
{
struct zpci_dev *zdev = get_zdev_by_fid(ccdf->fid);
+ bool existing_zdev = !!zdev;
enum zpci_state state;
struct pci_dev *pdev;
int ret;
@@ -161,6 +164,8 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf)
default:
break;
}
+ if (existing_zdev)
+ zpci_zdev_put(zdev);
}
void zpci_event_availability(void *data)
diff --git a/arch/x86/crypto/chacha-avx512vl-x86_64.S b/arch/x86/crypto/chacha-avx512vl-x86_64.S
index bb193fde123a..8713c16c2501 100644
--- a/arch/x86/crypto/chacha-avx512vl-x86_64.S
+++ b/arch/x86/crypto/chacha-avx512vl-x86_64.S
@@ -172,7 +172,7 @@ SYM_FUNC_START(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 @@ SYM_FUNC_START(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/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 70ef5b542681..306268f90455 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -5375,6 +5375,7 @@ 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,
@@ -5406,11 +5407,12 @@ 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/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), \
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-21 23:07:38 +0000