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Diffstat (limited to 'arch/x86/include/asm/alternative.h')
-rw-r--r--arch/x86/include/asm/alternative.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h
index 3b5b828767b6..55fee12cea6d 100644
--- a/arch/x86/include/asm/alternative.h
+++ b/arch/x86/include/asm/alternative.h
@@ -28,12 +28,14 @@
28 */ 28 */
29 29
30#ifdef CONFIG_SMP 30#ifdef CONFIG_SMP
31#define LOCK_PREFIX \ 31#define LOCK_PREFIX_HERE \
32 ".section .smp_locks,\"a\"\n" \ 32 ".section .smp_locks,\"a\"\n" \
33 _ASM_ALIGN "\n" \ 33 _ASM_ALIGN "\n" \
34 _ASM_PTR "661f\n" /* address */ \ 34 _ASM_PTR "671f\n" /* address */ \
35 ".previous\n" \ 35 ".previous\n" \
36 "661:\n\tlock; " 36 "671:"
37
38#define LOCK_PREFIX LOCK_PREFIX_HERE "\n\tlock; "
37 39
38#else /* ! CONFIG_SMP */ 40#else /* ! CONFIG_SMP */
39#define LOCK_PREFIX "" 41#define LOCK_PREFIX ""