rmb                16 include/asm-cris/system.h #define rmb() mb()
rmb               180 include/asm-frv/system.h #define rmb()			asm volatile ("membar" : : :"memory")
rmb               357 include/asm-m32r/system.h #define rmb()  mb()
rmb                55 include/asm-m68k/system.h #define rmb()		barrier()
rmb                63 include/asm-mn10300/system.h #define rmb()	mb()
rmb               126 include/asm-parisc/system.h #define rmb()		mb()
rmb               328 include/asm-x86/system.h #define rmb() alternative("lock; addl $0,0(%%esp)", "lfence", X86_FEATURE_XMM2)
rmb               332 include/asm-x86/system.h #define rmb()	asm volatile("lfence":::"memory")
rmb                54 include/asm-xtensa/system.h #define rmb() mb()