diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/asm-x86_64/alternative-asm.i | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/include/asm-x86_64/alternative-asm.i b/include/asm-x86_64/alternative-asm.i new file mode 100644 index 000000000000..e4041f4fa4dc --- /dev/null +++ b/include/asm-x86_64/alternative-asm.i | |||
@@ -0,0 +1,14 @@ | |||
1 | #include <linux/config.h> | ||
2 | |||
3 | #ifdef CONFIG_SMP | ||
4 | .macro LOCK_PREFIX | ||
5 | 1: lock | ||
6 | .section .smp_locks,"a" | ||
7 | .align 8 | ||
8 | .quad 1b | ||
9 | .previous | ||
10 | .endm | ||
11 | #else | ||
12 | .macro LOCK_PREFIX | ||
13 | .endm | ||
14 | #endif | ||