Lines Matching refs:un
650 struct sem_undo *un; in perform_atomic_semop_slow() local
654 un = q->undo; in perform_atomic_semop_slow()
672 int undo = un->semadj[sop->sem_num] - sem_op; in perform_atomic_semop_slow()
676 un->semadj[sop->sem_num] = undo; in perform_atomic_semop_slow()
709 un->semadj[sop->sem_num] += sem_op; in perform_atomic_semop_slow()
722 struct sem_undo *un; in perform_atomic_semop() local
726 un = q->undo; in perform_atomic_semop()
755 int undo = un->semadj[sop->sem_num] - sem_op; in perform_atomic_semop()
769 int undo = un->semadj[sop->sem_num] - sem_op; in perform_atomic_semop()
771 un->semadj[sop->sem_num] = undo; in perform_atomic_semop()
1143 struct sem_undo *un, *tu; in freeary() local
1151 list_for_each_entry_safe(un, tu, &sma->list_id, list_id) { in freeary()
1152 list_del(&un->list_id); in freeary()
1153 spin_lock(&un->ulp->lock); in freeary()
1154 un->semid = -1; in freeary()
1155 list_del_rcu(&un->list_proc); in freeary()
1156 spin_unlock(&un->ulp->lock); in freeary()
1157 kfree_rcu(un, rcu); in freeary()
1344 struct sem_undo *un; in semctl_setval() local
1389 list_for_each_entry(un, &sma->list_id, list_id) in semctl_setval()
1390 un->semadj[semnum] = 0; in semctl_setval()
1475 struct sem_undo *un; in semctl_main() local
1518 list_for_each_entry(un, &sma->list_id, list_id) { in semctl_main()
1520 un->semadj[i] = 0; in semctl_main()
1870 struct sem_undo *un; in __lookup_undo() local
1872 list_for_each_entry_rcu(un, &ulp->list_proc, list_proc, in __lookup_undo()
1874 if (un->semid == semid) in __lookup_undo()
1875 return un; in __lookup_undo()
1882 struct sem_undo *un; in lookup_undo() local
1886 un = __lookup_undo(ulp, semid); in lookup_undo()
1887 if (un) { in lookup_undo()
1888 list_del_rcu(&un->list_proc); in lookup_undo()
1889 list_add_rcu(&un->list_proc, &ulp->list_proc); in lookup_undo()
1891 return un; in lookup_undo()
1909 struct sem_undo *un, *new; in find_alloc_undo() local
1918 un = lookup_undo(ulp, semid); in find_alloc_undo()
1920 if (likely(un != NULL)) in find_alloc_undo()
1934 un = ERR_PTR(-EIDRM); in find_alloc_undo()
1953 un = ERR_PTR(-EIDRM); in find_alloc_undo()
1961 un = lookup_undo(ulp, semid); in find_alloc_undo()
1962 if (un) { in find_alloc_undo()
1974 un = new; in find_alloc_undo()
1980 return un; in find_alloc_undo()
1990 struct sem_undo *un; in do_semtimedop() local
2048 un = find_alloc_undo(ns, semid); in do_semtimedop()
2049 if (IS_ERR(un)) { in do_semtimedop()
2050 error = PTR_ERR(un); in do_semtimedop()
2054 un = NULL; in do_semtimedop()
2102 if (un && un->semid == -1) in do_semtimedop()
2107 queue.undo = un; in do_semtimedop()
2330 struct sem_undo *un; in exit_sem() local
2337 un = list_entry_rcu(ulp->list_proc.next, in exit_sem()
2339 if (&un->list_proc == &ulp->list_proc) { in exit_sem()
2352 semid = un->semid; in exit_sem()
2375 un = __lookup_undo(ulp, semid); in exit_sem()
2376 if (un == NULL) { in exit_sem()
2387 list_del(&un->list_id); in exit_sem()
2390 list_del_rcu(&un->list_proc); in exit_sem()
2396 if (un->semadj[i]) { in exit_sem()
2397 semaphore->semval += un->semadj[i]; in exit_sem()
2424 kfree_rcu(un, rcu); in exit_sem()