Lines Matching refs:lock

80  * ID lock).  The former is used by semop, where a lookup is performed
92  * Avoiding a lock ordering violation between p_lock and the ID lock,
97  * sem_rmid, holding the ID lock, iterates through all undo structures
110  * takes the appropriate semaphore's ID lock (always legal since the
114  * semaphore, drops the ID lock, and frees the undo structure.
355 	kmutex_t		*lock;
378 		if ((lock = ipc_lookup(sem_svc, semid,
382 		mutex_exit(lock);
399 	if ((lock = ipc_lookup(sem_svc, semid, (kipc_perm_t **)&sp)) == NULL) {
410 			mutex_exit(lock);
414 		mutex_exit(lock);
421 			mutex_exit(lock);
431 		mutex_exit(lock);
441 			mutex_exit(lock);
445 		mutex_exit(lock);
455 		mutex_exit(lock);
464 			mutex_exit(lock);
468 			mutex_exit(lock);
472 		mutex_exit(lock);
478 			mutex_exit(lock);
482 			mutex_exit(lock);
486 		mutex_exit(lock);
492 			mutex_exit(lock);
496 			mutex_exit(lock);
500 		mutex_exit(lock);
506 			mutex_exit(lock);
517 		mutex_exit(lock);
530 			mutex_exit(lock);
534 			mutex_exit(lock);
538 		mutex_exit(lock);
544 			mutex_exit(lock);
548 			mutex_exit(lock);
552 			mutex_exit(lock);
565 		mutex_exit(lock);
591 		mutex_exit(lock);
596 		mutex_exit(lock);
668 	kmutex_t	*lock;
673 	if (error = ipc_get(sem_svc, key, semflg, (kipc_perm_t **)&sp, &lock))
681 			mutex_exit(lock);
690 			mutex_exit(lock);
695 		mutex_exit(lock);
726 		lock = ipc_commit_end(sem_svc, &sp->sem_perm);
733 	mutex_exit(lock);
806 sem_undo_alloc(proc_t *pp, ksemid_t *sp, kmutex_t **lock,
814 	mutex_exit(*lock);
824 	*lock = ipc_lock(sem_svc, sp->sem_perm.ipc_id);
866 	kmutex_t	*lock;
889 	 * lock.  As a common use of timed semaphores is as an explicit
923 		if ((lock = ipc_lookup(sem_svc, semid,
928 			mutex_exit(lock);
933 		mutex_exit(lock);
942 		lock = ipc_lock(sem_svc, sp->sem_perm.ipc_id);
957 		if ((lock = ipc_lookup(sem_svc, semid,
1004 			if (error = sem_undo_alloc(pp, sp, &lock, &template,
1093 			cvres = cv_waituntil_sig(&semp->semncnt_cv, lock,
1095 			lock = ipc_relock(sem_svc, sp->sem_perm.ipc_id, lock);
1130 			cvres = cv_waituntil_sig(&semp->semzcnt_cv, lock,
1132 			lock = ipc_relock(sem_svc, sp->sem_perm.ipc_id, lock);
1163 		mutex_exit(lock);
1177 		mutex_exit(lock);