kernel_optimize_test/arch/x86/include/asm/alternative-asm.h
Al Viro bb8985586b x86, um: ... and asm-x86 move
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2008-10-22 22:55:20 -07:00

23 lines
289 B
C

#ifdef __ASSEMBLY__
#ifdef CONFIG_X86_32
# define X86_ALIGN .long
#else
# define X86_ALIGN .quad
#endif
#ifdef CONFIG_SMP
.macro LOCK_PREFIX
1: lock
.section .smp_locks,"a"
.align 4
X86_ALIGN 1b
.previous
.endm
#else
.macro LOCK_PREFIX
.endm
#endif
#endif /* __ASSEMBLY__ */