arch_atomic_cmpxchg_acquire 220 arch/arm64/include/asm/atomic.h #define arch_atomic64_cmpxchg_acquire arch_atomic_cmpxchg_acquire arch_atomic_cmpxchg_acquire 659 include/asm-generic/atomic-instrumented.h #if defined(arch_atomic_cmpxchg_acquire) arch_atomic_cmpxchg_acquire 664 include/asm-generic/atomic-instrumented.h return arch_atomic_cmpxchg_acquire(v, old, new);