100 #define EP_ITEM_COST (sizeof(struct epitem) + sizeof(struct eppoll_entry))
113 	struct epitem *base;
131 struct epitem {  struct
146 	struct epitem *next;  argument
208 	struct epitem *ovflist;
248 	struct epitem *epi;
305 		struct epitem *epi= container_of(p, struct epitem, fllink);  in unlist_file()
366 static inline int ep_is_linked(struct epitem *epi)  in ep_is_linked()
377 static inline struct epitem *ep_item_from_wait(wait_queue_entry_t *p)  in ep_item_from_wait()
472 static inline void ep_set_busy_poll_napi_id(struct epitem *epi)  in ep_set_busy_poll_napi_id()
569 static inline void ep_set_busy_poll_napi_id(struct epitem *epi)  in ep_set_busy_poll_napi_id()
616 static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi,  in ep_poll_safewake()
655 static void ep_poll_safewake(struct eventpoll *ep, struct epitem *epi,  in ep_poll_safewake()
684 static void ep_unregister_pollwait(struct eventpoll *ep, struct epitem *epi)  in ep_unregister_pollwait()
697 static inline struct wakeup_source *ep_wakeup_source(struct epitem *epi)  in ep_wakeup_source()
703 static inline void ep_pm_stay_awake(struct epitem *epi)  in ep_pm_stay_awake()
711 static inline bool ep_has_wakeup_source(struct epitem *epi)  in ep_has_wakeup_source()
717 static inline void ep_pm_stay_awake_rcu(struct epitem *epi)  in ep_pm_stay_awake_rcu()
753 	struct epitem *epi, *nepi;  in ep_done_scan()
833 static bool __ep_remove(struct eventpoll *ep, struct epitem *epi, bool force)  in __ep_remove()
893 static void ep_remove_safe(struct eventpoll *ep, struct epitem *epi)  in ep_remove_safe()
902 	struct epitem *epi;  in ep_clear_and_put()
914 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_clear_and_put()
930 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_clear_and_put()
971 static __poll_t ep_item_poll(const struct epitem *epi, poll_table *pt, int depth);
977 	struct epitem *epi, *tmp;  in __ep_eventpoll_poll()
1029 static struct file *epi_fget(const struct epitem *epi)  in epi_fget()
1044 static __poll_t ep_item_poll(const struct epitem *epi, poll_table *pt,  in ep_item_poll()
1079 		struct epitem *epi = rb_entry(rbp, struct epitem, rbn);  in ep_show_fdinfo()
1115 	struct epitem *epi;  in eventpoll_release_file()
1126 		epi = hlist_entry(file->f_ep->first, struct epitem, fllink);  in eventpoll_release_file()
1174 static struct epitem *ep_find(struct eventpoll *ep, struct file *file, int fd)  in ep_find()
1178 	struct epitem *epi, *epir = NULL;  in ep_find()
1183 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_find()
1199 static struct epitem *ep_find_tfd(struct eventpoll *ep, int tfd, unsigned long toff)  in ep_find_tfd()
1202 	struct epitem *epi;  in ep_find_tfd()
1205 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_find_tfd()
1223 	struct epitem *epi;  in get_epoll_tfile_raw_ptr()
1250 	struct epitem *epi = ep_item_from_wait(wait);  in ep_poll_callback()
1362 	struct epitem *epi = epq->epi;  in ep_ptable_queue_proc()
1385 static void ep_rbtree_insert(struct eventpoll *ep, struct epitem *epi)  in ep_rbtree_insert()
1389 	struct epitem *epic;  in ep_rbtree_insert()
1394 		epic = rb_entry(parent, struct epitem, rbn);  in ep_rbtree_insert()
1445 	struct epitem *epi;  in reverse_path_check_proc()
1489 static int ep_create_wakeup_source(struct epitem *epi)  in ep_create_wakeup_source()
1512 static noinline void ep_destroy_wakeup_source(struct epitem *epi)  in ep_destroy_wakeup_source()
1527 static int attach_epitem(struct file *file, struct epitem *epi)  in attach_epitem()
1569 	struct epitem *epi;  in ep_insert()
1691 static int ep_modify(struct eventpoll *ep, struct epitem *epi,  in ep_modify()
1766 	struct epitem *epi, *tmp;  in ep_send_events()
2071 	struct epitem *epi;  in ep_loop_check_proc()
2079 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_loop_check_proc()
2111 	struct epitem *epi;  in ep_get_upwards_depth_proc()
2242 	struct epitem *epi;  in do_epoll_ctl()
2603 	BUILD_BUG_ON(sizeof(void *) <= 8 && sizeof(struct epitem) > 128);  in eventpoll_init()
2606 	epi_cache = kmem_cache_create("eventpoll_epi", sizeof(struct epitem),  in eventpoll_init()