ia64_cmpxchg2_acq 326 arch/ia64/include/uapi/asm/gcc_intrin.h #define ia64_cmpxchg2_acq(ptr, new, old) \ ia64_cmpxchg2_acq 76 arch/ia64/include/uapi/asm/intel_intrin.h #define ia64_cmpxchg2_acq _InterlockedCompareExchange16_acq