percpu_cmpxchg8b_double 472 arch/x86/include/asm/percpu.h #define raw_cpu_cmpxchg_double_4 percpu_cmpxchg8b_double percpu_cmpxchg8b_double 473 arch/x86/include/asm/percpu.h #define this_cpu_cmpxchg_double_4 percpu_cmpxchg8b_double