__sync_cmpxchg    118 include/asm-x86/cmpxchg_32.h 	((__typeof__(*(ptr)))__sync_cmpxchg((ptr), (unsigned long)(o),	\
__sync_cmpxchg    176 include/asm-x86/cmpxchg_64.h 	((__typeof__(*(ptr)))__sync_cmpxchg((ptr), (unsigned long)(o),	\