285 	init_rwsem(&key->sem);  in key_alloc()
286 	lockdep_set_class(&key->sem, &type->lock_class);  in key_alloc()
685 	down_write(&key->sem);  in key_set_timeout()
695 	up_write(&key->sem);  in key_set_timeout()
728 	down_write(&key->sem);  in __key_update()
735 	up_write(&key->sem);  in __key_update()
955 	down_write(&key->sem);  in key_update()
962 	up_write(&key->sem);  in key_update()
992 	down_write_nested(&key->sem, 1);  in key_revoke()
1005 	up_write(&key->sem);  in key_revoke()
1023 		down_write_nested(&key->sem, 1);  in key_invalidate()
1026 		up_write(&key->sem);  in key_invalidate()