smp_rmb 84 arch/x86/include/asm/barrier.h # define smp_rmb() rmb() smp_rmb 86 arch/x86/include/asm/barrier.h # define smp_rmb() barrier() smp_rmb 93 arch/x86/include/asm/barrier.h #define smp_rmb() barrier() smp_rmb 51 include/asm-generic/barrier.h #define smp_rmb() rmb() smp_rmb 56 include/asm-generic/barrier.h #define smp_rmb() barrier()