73 	struct eventhandler_list *list, *new_list;  in eventhandler_find_or_create_list()  local
76 	list = _eventhandler_find_list(name);  in eventhandler_find_or_create_list()
79 	if (list == NULL) {  in eventhandler_find_or_create_list()
87 	    list = _eventhandler_find_list(name);  in eventhandler_find_or_create_list()
88 	    if (list != NULL) {  in eventhandler_find_or_create_list()
92 		list = new_list;  in eventhandler_find_or_create_list()
93 		TAILQ_INIT(&list->el_entries);  in eventhandler_find_or_create_list()
94 		list->el_name = (char *)(list + 1);  in eventhandler_find_or_create_list()
95 		strcpy(list->el_name, name);  in eventhandler_find_or_create_list()
96 		mtx_init(&list->el_lock, list->el_name, "eventhandler list",  in eventhandler_find_or_create_list()
98 		TAILQ_INSERT_HEAD(&eventhandler_lists, list, el_link);  in eventhandler_find_or_create_list()
101 	return (list);  in eventhandler_find_or_create_list()
109 eventhandler_register_internal(struct eventhandler_list *list,  in eventhandler_register_internal()  argument
118     if (list == NULL) {  in eventhandler_register_internal()
120 	    list = eventhandler_find_or_create_list(name);  in eventhandler_register_internal()
130     EHL_LOCK(list);  in eventhandler_register_internal()
131     TAILQ_FOREACH(ep, &list->el_entries, ee_link) {  in eventhandler_register_internal()
139 	TAILQ_INSERT_TAIL(&list->el_entries, epn, ee_link);  in eventhandler_register_internal()
140     EHL_UNLOCK(list);  in eventhandler_register_internal()
145 eventhandler_register(struct eventhandler_list *list, const char *name,   in eventhandler_register()  argument
157     return (eventhandler_register_internal(list, name, &eg->ee));  in eventhandler_register()
169 vimage_eventhandler_register(struct eventhandler_list *list, const char *name,   in vimage_eventhandler_register()  argument
183     return (eventhandler_register_internal(list, name, &eg->ee));  in vimage_eventhandler_register()
188 _eventhandler_deregister(struct eventhandler_list *list, eventhandler_tag tag,  in _eventhandler_deregister()  argument
193     EHL_LOCK_ASSERT(list, MA_OWNED);  in _eventhandler_deregister()
196 	if (list->el_runcount == 0) {  in _eventhandler_deregister()
198 		list->el_name);  in _eventhandler_deregister()
199 	    TAILQ_REMOVE(&list->el_entries, ep, ee_link);  in _eventhandler_deregister()
203 		ep, list->el_name);  in _eventhandler_deregister()
208 	if (list->el_runcount == 0) {  in _eventhandler_deregister()
210 		list->el_name);  in _eventhandler_deregister()
211 	    while (!TAILQ_EMPTY(&list->el_entries)) {  in _eventhandler_deregister()
212 		ep = TAILQ_FIRST(&list->el_entries);  in _eventhandler_deregister()
213 		TAILQ_REMOVE(&list->el_entries, ep, ee_link);  in _eventhandler_deregister()
218 		__func__, list->el_name);  in _eventhandler_deregister()
219 	    TAILQ_FOREACH(ep, &list->el_entries, ee_link)  in _eventhandler_deregister()
223     while (wait && list->el_runcount > 0)  in _eventhandler_deregister()
224 	    mtx_sleep(list, &list->el_lock, 0, "evhrm", 0);  in _eventhandler_deregister()
225     EHL_UNLOCK(list);  in _eventhandler_deregister()
229 eventhandler_deregister(struct eventhandler_list *list, eventhandler_tag tag)  in eventhandler_deregister()  argument
232 	_eventhandler_deregister(list, tag, true);  in eventhandler_deregister()
236 eventhandler_deregister_nowait(struct eventhandler_list *list,  in eventhandler_deregister_nowait()  argument
240 	_eventhandler_deregister(list, tag, false);  in eventhandler_deregister_nowait()
249     struct eventhandler_list	*list;  in _eventhandler_find_list()  local
252     TAILQ_FOREACH(list, &eventhandler_lists, el_link) {  in _eventhandler_find_list()
253 	if (!strcmp(name, list->el_name))  in _eventhandler_find_list()
256     return (list);  in _eventhandler_find_list()
265     struct eventhandler_list	*list;  in eventhandler_find_list()  local
272     list = _eventhandler_find_list(name);  in eventhandler_find_list()
273     if (list != NULL)  in eventhandler_find_list()
274 	EHL_LOCK(list);  in eventhandler_find_list()
277     return(list);  in eventhandler_find_list()
284 eventhandler_prune_list(struct eventhandler_list *list)  in eventhandler_prune_list()  argument
289     CTR2(KTR_EVH, "%s: pruning list \"%s\"", __func__, list->el_name);  in eventhandler_prune_list()
290     EHL_LOCK_ASSERT(list, MA_OWNED);  in eventhandler_prune_list()
291     TAILQ_FOREACH_SAFE(ep, &list->el_entries, ee_link, en) {  in eventhandler_prune_list()
293 	    TAILQ_REMOVE(&list->el_entries, ep, ee_link);  in eventhandler_prune_list()
299 	    wakeup(list);  in eventhandler_prune_list()
309 	struct eventhandler_list *list;  in eventhandler_create_list()  local
315 	list = eventhandler_find_or_create_list(name);  in eventhandler_create_list()
318 	return (list);  in eventhandler_create_list()