108 	struct sem_undo		*undo;	 /* undo structure */
120 struct sem_undo {  struct
619 	struct sem_undo *un;  in perform_atomic_semop()
1089 	struct sem_undo *un, *tu;  in freeary()
1270 	struct sem_undo *un;  in semctl_setval()
1411 		struct sem_undo *un;  in semctl_main()
1652 static struct sem_undo *__lookup_undo(struct sem_undo_list *ulp, int semid)  in __lookup_undo()
1654 	struct sem_undo *un;  in __lookup_undo()
1663 static struct sem_undo *lookup_undo(struct sem_undo_list *ulp, int semid)  in lookup_undo()
1665 	struct sem_undo *un;  in lookup_undo()
1688 static struct sem_undo *find_alloc_undo(struct ipc_namespace *ns, int semid)  in find_alloc_undo()
1692 	struct sem_undo *un, *new;  in find_alloc_undo()
1723 	new = kzalloc(sizeof(struct sem_undo) + sizeof(short)*nsems, GFP_KERNEL);  in find_alloc_undo()
1799 	struct sem_undo *un;  in SYSCALL_DEFINE4()
2080 		struct sem_undo *un;  in exit_sem()
2086 				    struct sem_undo, list_proc);  in exit_sem()