117 static struct semid_kernel *sema;	/* semaphore id pool */  variable
229 SYSCTL_PROC(_kern_ipc, OID_AUTO, sema,
281 	sema = malloc(sizeof(struct semid_kernel) * seminfo.semmni, M_SEM,  in seminit()
289 		sema[i].u.__sem_base = 0;  in seminit()
290 		sema[i].u.sem_perm.mode = 0;  in seminit()
291 		sema[i].u.sem_perm.seq = 0;  in seminit()
293 		mac_sysvsem_init(&sema[i]);  in seminit()
362 		mac_sysvsem_destroy(&sema[i]);  in semunload()
365 	free(sema, M_SEM);  in semunload()
561 	semakptr = &sema[semidx];  in sem_remove()
581 		if ((sema[i].u.sem_perm.mode & SEM_ALLOC) &&  in sem_remove()
582 		    sema[i].u.__sem_base > semakptr->u.__sem_base)  in sem_remove()
589 		if ((sema[i].u.sem_perm.mode & SEM_ALLOC) &&  in sem_remove()
590 		    sema[i].u.__sem_base > semakptr->u.__sem_base) {  in sem_remove()
591 			sema[i].u.__sem_base -= semakptr->u.sem_nsems;  in sem_remove()
724 		semakptr = &sema[semid];  in kern_semctl()
752 	semakptr = &sema[semidx];  in kern_semctl()
983 			if ((sema[semid].u.sem_perm.mode & SEM_ALLOC) &&  in sys_semget()
984 			    sema[semid].cred != NULL &&  in sys_semget()
985 			    sema[semid].cred->cr_prison == cred->cr_prison &&  in sys_semget()
986 			    sema[semid].u.sem_perm.key == key)  in sys_semget()
997 			if ((error = ipcperm(td, &sema[semid].u.sem_perm,  in sys_semget()
1001 			if (nsems > 0 && sema[semid].u.sem_nsems < nsems) {  in sys_semget()
1007 			error = mac_sysvsem_check_semget(cred, &sema[semid]);  in sys_semget()
1031 			if ((sema[semid].u.sem_perm.mode & SEM_ALLOC) == 0)  in sys_semget()
1052 		KASSERT((sema[semid].u.sem_perm.mode & SEM_ALLOC) == 0,  in sys_semget()
1054 		sema[semid].u.sem_perm.key = key;  in sys_semget()
1055 		sema[semid].u.sem_perm.cuid = cred->cr_uid;  in sys_semget()
1056 		sema[semid].u.sem_perm.uid = cred->cr_uid;  in sys_semget()
1057 		sema[semid].u.sem_perm.cgid = cred->cr_gid;  in sys_semget()
1058 		sema[semid].u.sem_perm.gid = cred->cr_gid;  in sys_semget()
1059 		sema[semid].u.sem_perm.mode = (semflg & 0777) | SEM_ALLOC;  in sys_semget()
1060 		sema[semid].cred = crhold(cred);  in sys_semget()
1061 		sema[semid].u.sem_perm.seq =  in sys_semget()
1062 		    (sema[semid].u.sem_perm.seq + 1) & 0x7fff;  in sys_semget()
1063 		sema[semid].u.sem_nsems = nsems;  in sys_semget()
1064 		sema[semid].u.sem_otime = 0;  in sys_semget()
1065 		sema[semid].u.sem_ctime = time_second;  in sys_semget()
1066 		sema[semid].u.__sem_base = &sem[semtot];  in sys_semget()
1068 		bzero(sema[semid].u.__sem_base,  in sys_semget()
1069 		    sizeof(sema[semid].u.__sem_base[0])*nsems);  in sys_semget()
1071 		mac_sysvsem_create(cred, &sema[semid]);  in sys_semget()
1075 		    sema[semid].u.__sem_base, &sem[semtot]));  in sys_semget()
1083 	td->td_retval[0] = IXSEQ_TO_IPCID(semid, sema[semid].u.sem_perm);  in sys_semget()
1186 	semakptr = &sema[semid];  in kern_semop()
1481 			semakptr = &sema[semid];  in semexit_myhook()
1540 		if ((sema[i].u.sem_perm.mode & SEM_ALLOC) == 0 ||  in sysctl_sema()
1541 		    rpr == NULL || sem_prison_cansee(rpr, &sema[i]) != 0)  in sysctl_sema()
1544 			tsemak = sema[i];  in sysctl_sema()
1594 		if ((sema[i].u.sem_perm.mode & SEM_ALLOC) == 0 ||  in kern_get_sema()
1595 		    rpr == NULL || sem_prison_cansee(rpr, &sema[i]) != 0)  in kern_get_sema()
1598 			*psemak = sema[i];  in kern_get_sema()
1774 		if ((sema[i].u.sem_perm.mode & SEM_ALLOC) &&  in sem_prison_cleanup()
1775 		    sema[i].cred != NULL && sema[i].cred->cr_prison == pr) {  in sem_prison_cleanup()