122 semundo_adjust(struct proc *p, struct sem_undo **supptr, int semid, int semnum,  in semundo_adjust()  argument
156 		if (sunptr->un_id != semid || sunptr->un_num != semnum)  in semundo_adjust()
184 	sunptr->un_id = semid;  in semundo_adjust()
190 semundo_clear(int semid, int semnum)  in semundo_clear()  argument
200 			if (sunptr->un_id == semid) {  in semundo_clear()
252 		error = semctl1(p, SCARG(uap, semid), SCARG(uap, semnum),  in sys___semctl()
259 semctl1(struct proc *p, int semid, int semnum, int cmd, union semun *arg,  in semctl1()  argument
268 	DPRINTF(("call to semctl(%d, %d, %d, %p)\n", semid, semnum, cmd, arg));  in semctl1()
270 	ix = IPCID_TO_IX(semid);  in semctl1()
275 	    semaptr->sem_perm.seq != IPCID_TO_SEQ(semid))  in semctl1()
392 	int semid, error;  in sys_semget()  local
424 		for (semid = 0, semaptr = NULL; semid < seminfo.semmni; semid++) {  in sys_semget()
425 			if ((semaptr = sema[semid]) != NULL &&  in sys_semget()
448 		for (semid = 0; semid < seminfo.semmni; semid++) {  in sys_semget()
449 			if ((semaptr = sema[semid]) == NULL)  in sys_semget()
452 		if (semid == seminfo.semmni) {  in sys_semget()
457 		DPRINTF(("semid %d is available\n", semid));  in sys_semget()
464 		semaptr_new->sem_perm.seq = semseqs[semid] =  in sys_semget()
465 		    (semseqs[semid] + 1) & 0x7fff;  in sys_semget()
469 		sema[semid] = semaptr_new;  in sys_semget()
477 	*retval = IXSEQ_TO_IPCID(semid, sema[semid]->sem_perm);  in sys_semget()
497 	int semid = SCARG(uap, semid);  in sys_semop()  local
508 	DPRINTF(("call to semop(%d, %p, %lu)\n", semid, SCARG(uap, sops),  in sys_semop()
511 	semid = IPCID_TO_IX(semid);	/* Convert back to zero origin */  in sys_semop()
513 	if (semid < 0 || semid >= seminfo.semmni)  in sys_semop()
516 	if ((semaptr = sema[semid]) == NULL ||  in sys_semop()
517 	    semaptr->sem_perm.seq != IPCID_TO_SEQ(SCARG(uap, semid)))  in sys_semop()
630 		error = tsleep(&sema[semid], PLOCK | PCATCH,  in sys_semop()
639 		if (sema[semid] == NULL ||  in sys_semop()
640 		    semaptr->sem_perm.seq != IPCID_TO_SEQ(SCARG(uap, semid))) {  in sys_semop()
683 			error = semundo_adjust(p, &suptr, semid,  in sys_semop()
704 					if (semundo_adjust(p, &suptr, semid,  in sys_semop()
729 		wakeup(&sema[semid]);  in sys_semop()
778 			int semid = suptr->un_ent[ix].un_id;  in semexit()  local
783 			if ((semaptr = sema[semid]) == NULL)  in semexit()
800 			wakeup(&sema[semid]);  in semexit()