smp_mb             82 arch/x86/include/asm/barrier.h #define smp_mb()	mb()
smp_mb             92 arch/x86/include/asm/barrier.h #define smp_mb()	barrier()
smp_mb             50 include/asm-generic/barrier.h #define smp_mb()	mb()
smp_mb             55 include/asm-generic/barrier.h #define smp_mb()	barrier()