linux_dsm_epyc7002/arch/x86/include/asm/alternative-asm.h
Jan Beulich 99063c0bce x86/alternatives: No need for alternatives-asm.h to re-invent stuff already in asm.h
This at once also gets the alignment specification right for
x86-64.

Signed-off-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <4B0FF8F80200007800022708@vpn.id2.novell.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
2009-12-02 11:39:45 +01:00

19 lines
227 B
C

#ifdef __ASSEMBLY__
#include <asm/asm.h>
#ifdef CONFIG_SMP
.macro LOCK_PREFIX
1: lock
.section .smp_locks,"a"
_ASM_ALIGN
_ASM_PTR 1b
.previous
.endm
#else
.macro LOCK_PREFIX
.endm
#endif
#endif /* __ASSEMBLY__ */