rwsem_atomic_update 64 lib/rwsem.c oldcount = rwsem_atomic_update(RWSEM_ACTIVE_BIAS, sem) rwsem_atomic_update 141 lib/rwsem.c if (rwsem_atomic_update(-RWSEM_ACTIVE_BIAS, sem) != 0) rwsem_atomic_update 166 lib/rwsem.c count = rwsem_atomic_update(adjustment, sem);