112 static void uid_hash_insert(struct user_struct *up, struct hlist_head *hashent)  in uid_hash_insert()  argument
114 	hlist_add_head(&up->uidhash_node, hashent);  in uid_hash_insert()
117 static void uid_hash_remove(struct user_struct *up)  in uid_hash_remove()  argument
119 	hlist_del_init(&up->uidhash_node);  in uid_hash_remove()
140 static void free_user(struct user_struct *up, unsigned long flags)  in free_user()  argument
143 	uid_hash_remove(up);  in free_user()
145 	kmem_cache_free(uid_cachep, up);  in free_user()
165 void free_uid(struct user_struct *up)  in free_uid()  argument
169 	if (!up)  in free_uid()
172 	if (refcount_dec_and_lock_irqsave(&up->__count, &uidhash_lock, &flags))  in free_uid()
173 		free_user(up, flags);  in free_uid()
179 	struct user_struct *up, *new;  in alloc_uid()  local
182 	up = uid_hash_find(uid, hashent);  in alloc_uid()
185 	if (!up) {  in alloc_uid()
200 		up = uid_hash_find(uid, hashent);  in alloc_uid()
201 		if (up) {  in alloc_uid()
205 			up = new;  in alloc_uid()
211 	return up;  in alloc_uid()