__smp_mb__before_atomic   48 arch/ia64/include/asm/barrier.h #define __smp_mb__before_atomic()	barrier()
__smp_mb__before_atomic  244 arch/mips/include/asm/barrier.h #define __smp_mb__before_atomic()	__smp_mb__before_llsc()
__smp_mb__before_atomic   49 arch/s390/include/asm/barrier.h #define __smp_mb__before_atomic()	barrier()
__smp_mb__before_atomic   56 arch/sparc/include/asm/barrier_64.h #define __smp_mb__before_atomic()	barrier()
__smp_mb__before_atomic   82 arch/x86/include/asm/barrier.h #define __smp_mb__before_atomic()	do { } while (0)
__smp_mb__before_atomic   19 arch/xtensa/include/asm/barrier.h #define __smp_mb__before_atomic()		barrier()
__smp_mb__before_atomic  112 include/asm-generic/barrier.h #define __smp_mb__before_atomic()	__smp_mb()