__xchg_case 71 arch/arm64/include/asm/cmpxchg.h return __xchg_case##sfx##_8(x, ptr); \ __xchg_case 73 arch/arm64/include/asm/cmpxchg.h return __xchg_case##sfx##_16(x, ptr); \ __xchg_case 75 arch/arm64/include/asm/cmpxchg.h return __xchg_case##sfx##_32(x, ptr); \ __xchg_case 77 arch/arm64/include/asm/cmpxchg.h return __xchg_case##sfx##_64(x, ptr); \