From b4062b16094038334d9bbadac0397a3fc9e981b0 Mon Sep 17 00:00:00 2001 From: Andi Kleen Date: Tue, 26 Sep 2006 10:52:28 +0200 Subject: [PATCH] [PATCH] Support patchable lock prefix for pure assembly files Signed-off-by: Andi Kleen --- include/asm-x86_64/alternative-asm.i | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 include/asm-x86_64/alternative-asm.i diff --git a/include/asm-x86_64/alternative-asm.i b/include/asm-x86_64/alternative-asm.i new file mode 100644 index 0000000000..e4041f4fa4 --- /dev/null +++ b/include/asm-x86_64/alternative-asm.i @@ -0,0 +1,14 @@ +#include + +#ifdef CONFIG_SMP + .macro LOCK_PREFIX +1: lock + .section .smp_locks,"a" + .align 8 + .quad 1b + .previous + .endm +#else + .macro LOCK_PREFIX + .endm +#endif -- 2.39.5