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authorLinus Torvalds <torvalds@linux-foundation.org>2019-05-06 15:32:35 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-05-06 15:32:35 -0700
commitf725492dd16f516c2b67d7cee90b8619d09fd534 (patch)
treed99530011c025f88fa6e34d84b3d95a612a42469 /arch/x86/include/asm/uaccess.h
parentMerge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip (diff)
parentx86/um/vdso: Drop unnecessary cc-ldoption (diff)
downloadlinux-dev-f725492dd16f516c2b67d7cee90b8619d09fd534.tar.xz
linux-dev-f725492dd16f516c2b67d7cee90b8619d09fd534.zip
Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 asm updates from Ingo Molnar: "This includes the following changes: - cpu_has() cleanups - sync_bitops.h modernization to the rmwcc.h facility, similarly to bitops.h - continued LTO annotations/fixes - misc cleanups and smaller cleanups" * 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/um/vdso: Drop unnecessary cc-ldoption x86/vdso: Rename variable to fix -Wshadow warning x86/cpu/amd: Exclude 32bit only assembler from 64bit build x86/asm: Mark all top level asm statements as .text x86/build/vdso: Add FORCE to the build rule of %.so x86/asm: Modernize sync_bitops.h x86/mm: Convert some slow-path static_cpu_has() callers to boot_cpu_has() x86: Convert some slow-path static_cpu_has() callers to boot_cpu_has() x86/asm: Clarify static_cpu_has()'s intended use x86/uaccess: Fix implicit cast of __user pointer x86/cpufeature: Remove __pure attribute to _static_cpu_has()
Diffstat (limited to 'arch/x86/include/asm/uaccess.h')
-rw-r--r--arch/x86/include/asm/uaccess.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/include/asm/uaccess.h b/arch/x86/include/asm/uaccess.h
index bb21913885a3..c82abd6e4ca3 100644
--- a/arch/x86/include/asm/uaccess.h
+++ b/arch/x86/include/asm/uaccess.h
@@ -586,7 +586,6 @@ extern void __cmpxchg_wrong_size(void)
#define __user_atomic_cmpxchg_inatomic(uval, ptr, old, new, size) \
({ \
int __ret = 0; \
- __typeof__(ptr) __uval = (uval); \
__typeof__(*(ptr)) __old = (old); \
__typeof__(*(ptr)) __new = (new); \
__uaccess_begin_nospec(); \
@@ -662,7 +661,7 @@ extern void __cmpxchg_wrong_size(void)
__cmpxchg_wrong_size(); \
} \
__uaccess_end(); \
- *__uval = __old; \
+ *(uval) = __old; \
__ret; \
})