84 kmutex_t msgmutex;			/* subsystem lock */  variable
164 	mutex_init(&msgmutex, MUTEX_DEFAULT, IPL_NONE);  in msginit()
179 	mutex_enter(&msgmutex);  in msgfini()
182 			mutex_exit(&msgmutex);  in msgfini()
200 	mutex_exit(&msgmutex);  in msgfini()
201 	mutex_destroy(&msgmutex);  in msgfini()
233 	mutex_enter(&msgmutex);  in msgrealloc()
235 		mutex_exit(&msgmutex);  in msgrealloc()
248 			cv_wait(&msg_realloc_cv, &msgmutex);  in msgrealloc()
264 		mutex_exit(&msgmutex);  in msgrealloc()
412 	mutex_exit(&msgmutex);  in msgrealloc()
422 	KASSERT(mutex_owned(&msgmutex));  in msg_freehdr()
485 	mutex_enter(&msgmutex);  in msgctl1()
589 	mutex_exit(&msgmutex);  in msgctl1()
607 	mutex_enter(&msgmutex);  in sys_msgget()
686 	mutex_exit(&msgmutex);  in sys_msgget()
724 	mutex_enter(&msgmutex);  in msgsnd1()
727 		cv_wait(&msg_realloc_cv, &msgmutex);  in msgsnd1()
812 			error = cv_wait_sig(&msq->msq_cv, &msgmutex);  in msgsnd1()
825 				mutex_exit(&msgmutex);  in msgsnd1()
899 	mutex_exit(&msgmutex);  in msgsnd1()
901 	mutex_enter(&msgmutex);  in msgsnd1()
938 		mutex_exit(&msgmutex);  in msgsnd1()
940 		mutex_enter(&msgmutex);  in msgsnd1()
993 	mutex_exit(&msgmutex);  in msgsnd1()
1034 	mutex_enter(&msgmutex);  in msgrcv1()
1037 		cv_wait(&msg_realloc_cv, &msgmutex);  in msgrcv1()
1157 		error = cv_wait_sig(&msq->msq_cv, &msgmutex);  in msgrcv1()
1167 			mutex_exit(&msgmutex);  in msgrcv1()
1214 	mutex_exit(&msgmutex);  in msgrcv1()
1216 	mutex_enter(&msgmutex);  in msgrcv1()
1239 		mutex_exit(&msgmutex);  in msgrcv1()
1242 		mutex_enter(&msgmutex);  in msgrcv1()
1263 	mutex_exit(&msgmutex);  in msgrcv1()