sys/kern/kern_rmlock.c

76 static void	assert_rm(struct lock_object *lock, int what);
78 static void	db_show_rm(struct lock_object *lock);
80 static void	lock_rm(struct lock_object *lock, int how);
82 static int	owner_rm(struct lock_object *lock, struct thread **owner);
84 static int	unlock_rm(struct lock_object *lock);
115 assert_rm(struct lock_object *lock, int what)
128 lock_rm(struct lock_object *lock, int how)
142 unlock_rm(struct lock_object *lock)
153 owner_rm(struct lock_object *lock, struct thread **owner)
271 	lock_init(&rm->lock_object, lc, name, NULL, liflags);
287 	if (rm->lock_object.lo_flags & LO_SLEEPABLE)
291 	lock_destroy(&rm->lock_object);
298 	if (rm->lock_object.lo_flags & LO_SLEEPABLE)
349 	if ((rm->lock_object.lo_flags & LO_RECURSABLE) != 0) {
370 		if (rm->lock_object.lo_flags & LO_SLEEPABLE) {
378 		if (rm->lock_object.lo_flags & LO_SLEEPABLE)
391 	if (rm->lock_object.lo_flags & LO_SLEEPABLE)
459 		turnstile_chain_lock(&rm->lock_object);
462 		ts = turnstile_lookup(&rm->lock_object);
466 		turnstile_chain_unlock(&rm->lock_object);
502 	if (rm->lock_object.lo_flags & LO_SLEEPABLE)
530 			ts = turnstile_trywait(&rm->lock_object);
545 	if (rm->lock_object.lo_flags & LO_SLEEPABLE)
562 	    curthread, rm->lock_object.lo_name, file, line));
567 	WITNESS_CHECKORDER(&rm->lock_object, LOP_NEWORDER | LOP_EXCLUSIVE,
572 	LOCK_LOG_LOCK("RMWLOCK", &rm->lock_object, 0, 0, file, line);
574 	WITNESS_LOCK(&rm->lock_object, LOP_EXCLUSIVE, file, line);
590 	WITNESS_UNLOCK(&rm->lock_object, LOP_EXCLUSIVE, file, line);
591 	LOCK_LOG_LOCK("RMWUNLOCK", &rm->lock_object, 0, 0, file, line);
605 	if (!(rm->lock_object.lo_flags & LO_RECURSABLE) && !trylock) {
610 		    rm->lock_object.lo_name, file, line));
616 	    curthread, rm->lock_object.lo_name, file, line));
622 		    rm->lock_object.lo_name, file, line));
623 		WITNESS_CHECKORDER(&rm->lock_object, LOP_NEWORDER, file, line,
629 			LOCK_LOG_TRY("RMRLOCK", &rm->lock_object, 0, 1, file,
632 			LOCK_LOG_LOCK("RMRLOCK", &rm->lock_object, 0, 0, file,
634 		WITNESS_LOCK(&rm->lock_object, 0, file, line);
640 		LOCK_LOG_TRY("RMRLOCK", &rm->lock_object, 0, 0, file, line);
656 	WITNESS_UNLOCK(&rm->lock_object, 0, file, line);
657 	LOCK_LOG_LOCK("RMRUNLOCK", &rm->lock_object, 0, 0, file, line);
731 				    rm->lock_object.lo_name, file, line);
734 				    rm->lock_object.lo_name, file, line);
744 			    rm->lock_object.lo_name, (what & RA_RLOCKED) ?
749 				    rm->lock_object.lo_name, file, line);
752 			    rm->lock_object.lo_name, file, line);
757 			    rm->lock_object.lo_name, file, line);
762 			    rm->lock_object.lo_name, file, line);
770 			    rm->lock_object.lo_name, file, line);
798 db_show_rm(struct lock_object *lock)