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authorLinus Torvalds <torvalds@linux-foundation.org>2015-10-23 22:34:32 +0900
committerLinus Torvalds <torvalds@linux-foundation.org>2015-10-23 22:34:32 +0900
commit03867292476e6fa7679395838d768dda0a0816c7 (patch)
tree5fc5c83bee40a3fb404e44bfbef8c44540ac9dcf /arch/x86/include/asm
parentdf55793680d36e37e6fc384fbd90c39ed83cbe75 (diff)
parentf7d27c35ddff7c100d7a98db499ac0040149ac05 (diff)
downloadlinux-03867292476e6fa7679395838d768dda0a0816c7.tar.bz2
Merge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 fixes from Ingo Molnar: "Misc fixes: two KASAN fixes, two EFI boot fixes, two boot-delay optimization fixes, and a fix for a IRQ handling hang observed on virtual platforms" * 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/mm, kasan: Silence KASAN warnings in get_wchan() compiler, atomics, kasan: Provide READ_ONCE_NOCHECK() x86, kasan: Fix build failure on KASAN=y && KMEMCHECK=y kernels x86/smpboot: Fix CPU #1 boot timeout x86/smpboot: Fix cpu_init_udelay=10000 corner case boot parameter misbehavior x86/ioapic: Disable interrupts when re-routing legacy IRQs x86/setup: Extend low identity map to cover whole kernel range x86/efi: Fix multiple GOP device support
Diffstat (limited to 'arch/x86/include/asm')
-rw-r--r--arch/x86/include/asm/string_64.h5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/x86/include/asm/string_64.h b/arch/x86/include/asm/string_64.h
index e4661196994e..ff8b9a17dc4b 100644
--- a/arch/x86/include/asm/string_64.h
+++ b/arch/x86/include/asm/string_64.h
@@ -27,12 +27,11 @@ static __always_inline void *__inline_memcpy(void *to, const void *from, size_t
function. */
#define __HAVE_ARCH_MEMCPY 1
+extern void *memcpy(void *to, const void *from, size_t len);
extern void *__memcpy(void *to, const void *from, size_t len);
#ifndef CONFIG_KMEMCHECK
-#if (__GNUC__ == 4 && __GNUC_MINOR__ >= 3) || __GNUC__ > 4
-extern void *memcpy(void *to, const void *from, size_t len);
-#else
+#if (__GNUC__ == 4 && __GNUC_MINOR__ < 3) || __GNUC__ < 4
#define memcpy(dst, src, len) \
({ \
size_t __len = (len); \