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[PATCH] Support patchable lock prefix for pure assembly files

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Signed-off-by: Andi Kleen <ak@suse.de>
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Andi Kleen 2006-09-26 10:52:28 +02:00 committed by Andi Kleen
parent 538b5b419c
commit b4062b1609
1 changed files with 14 additions and 0 deletions
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14
include/asm-x86_64/alternative-asm.i Normal file
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#include <linux/config.h>
#ifdef CONFIG_SMP
.macro LOCK_PREFIX
1: lock
.section .smp_locks,"a"
.align 8
.quad 1b
.previous
.endm
#else
.macro LOCK_PREFIX
.endm
#endif