cmpxchg_486_u64 313 include/asm-x86/cmpxchg_32.h extern unsigned long long cmpxchg_486_u64(volatile void *, u64, u64); cmpxchg_486_u64 323 include/asm-x86/cmpxchg_32.h __ret = (__typeof__(*(ptr)))cmpxchg_486_u64((ptr), \ cmpxchg_486_u64 336 include/asm-x86/cmpxchg_32.h __ret = (__typeof__(*(ptr)))cmpxchg_486_u64((ptr), \