RWSEM_ACTIVE_MASK   56 arch/x86/include/asm/rwsem.h #define RWSEM_WAITING_BIAS		(-RWSEM_ACTIVE_MASK-1)
RWSEM_ACTIVE_MASK   27 include/asm-generic/rwsem.h #define RWSEM_WAITING_BIAS		(-RWSEM_ACTIVE_MASK-1)
RWSEM_ACTIVE_MASK   88 include/asm-generic/rwsem.h 	if (unlikely(tmp < -1 && (tmp & RWSEM_ACTIVE_MASK) == 0))