arch/x86/include/asm/alternative-asm.h

   1 #ifdef __ASSEMBLY__
   2
   3 #include <asm/asm.h>
   4
   5 #ifdef CONFIG_SMP
   6         .macro LOCK_PREFIX
   7 1:      lock
   8         .section .smp_locks,"a"
   9         _ASM_ALIGN
  10         _ASM_PTR 1b
  11         .previous
  12         .endm
  13 #else
  14         .macro LOCK_PREFIX
  15         .endm
  16 #endif
  17
  18 #endif  /*  __ASSEMBLY__  */