104 #define EP_ITEM_COST (sizeof(struct epitem) + sizeof(struct eppoll_entry))
136 struct epitem {  struct
151 	struct epitem *next;  argument
209 	struct epitem *ovflist;
230 	struct epitem *base;
245 	struct epitem *epi;
345 static inline struct epitem *ep_item_from_wait(wait_queue_t *p)  in ep_item_from_wait()
351 static inline struct epitem *ep_item_from_epqueue(poll_table *p)  in ep_item_from_epqueue()
533 static void ep_unregister_pollwait(struct eventpoll *ep, struct epitem *epi)  in ep_unregister_pollwait()
548 static inline struct wakeup_source *ep_wakeup_source(struct epitem *epi)  in ep_wakeup_source()
554 static inline void ep_pm_stay_awake(struct epitem *epi)  in ep_pm_stay_awake()
562 static inline bool ep_has_wakeup_source(struct epitem *epi)  in ep_has_wakeup_source()
568 static inline void ep_pm_stay_awake_rcu(struct epitem *epi)  in ep_pm_stay_awake_rcu()
599 	struct epitem *epi, *nepi;  in ep_scan_ready_list()
684 	struct epitem *epi = container_of(head, struct epitem, rcu);  in epi_rcu_free()
692 static int ep_remove(struct eventpoll *ep, struct epitem *epi)  in ep_remove()
737 	struct epitem *epi;  in ep_free()
757 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_free()
773 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_free()
796 static inline unsigned int ep_item_poll(struct epitem *epi, poll_table *pt)  in ep_item_poll()
806 	struct epitem *epi, *tmp;  in ep_read_events_proc()
880 		struct epitem *epi = rb_entry(rbp, struct epitem, rbn);  in ep_show_fdinfo()
910 	struct epitem *epi, *next;  in eventpoll_release_file()
970 static struct epitem *ep_find(struct eventpoll *ep, struct file *file, int fd)  in ep_find()
974 	struct epitem *epi, *epir = NULL;  in ep_find()
979 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_find()
1003 	struct epitem *epi = ep_item_from_wait(wait);  in ep_poll_callback()
1091 	struct epitem *epi = ep_item_from_epqueue(pt);  in ep_ptable_queue_proc()
1107 static void ep_rbtree_insert(struct eventpoll *ep, struct epitem *epi)  in ep_rbtree_insert()
1111 	struct epitem *epic;  in ep_rbtree_insert()
1115 		epic = rb_entry(parent, struct epitem, rbn);  in ep_rbtree_insert()
1167 	struct epitem *epi;  in reverse_path_check_proc()
1224 static int ep_create_wakeup_source(struct epitem *epi)  in ep_create_wakeup_source()
1246 static noinline void ep_destroy_wakeup_source(struct epitem *epi)  in ep_destroy_wakeup_source()
1270 	struct epitem *epi;  in ep_insert()
1392 static int ep_modify(struct eventpoll *ep, struct epitem *epi, struct epoll_event *event)  in ep_modify()
1472 	struct epitem *epi;  in ep_send_events_proc()
1486 		epi = list_first_entry(head, struct epitem, rdllink);  in ep_send_events_proc()
1686 	struct epitem *epi;  in ep_loop_check_proc()
1692 		epi = rb_entry(rbp, struct epitem, rbn);  in ep_loop_check_proc()
1827 	struct epitem *epi;  in SYSCALL_DEFINE4()
2121 	BUILD_BUG_ON(sizeof(void *) <= 8 && sizeof(struct epitem) > 128);  in eventpoll_init()
2124 	epi_cache = kmem_cache_create("eventpoll_epi", sizeof(struct epitem),  in eventpoll_init()