821 static void remove_all_class(sysevent_channel_descriptor_t *chan,
867 create_channel_registration(sysevent_channel_descriptor_t *chan,  in create_channel_registration()  argument
885 	c_list->cl_next = chan->scd_class_list_tbl[index];  in create_channel_registration()
886 	chan->scd_class_list_tbl[index] = c_list;  in create_channel_registration()
892 free_channel_registration(sysevent_channel_descriptor_t *chan)  in free_channel_registration()  argument
900 		clist = chan->scd_class_list_tbl[i];  in free_channel_registration()
917 	chan->scd_class_list_tbl[0] = NULL;  in free_channel_registration()
924 	sysevent_channel_descriptor_t *chan, *chan_list;  in open_channel()  local
946 	chan = kmem_zalloc(sizeof (sysevent_channel_descriptor_t), KM_SLEEP);  in open_channel()
947 	chan->scd_channel_name = channel_name;  in open_channel()
954 	if ((chan->scd_subscriber_cache = vmem_create(channel_name, (void *)1,  in open_channel()
957 		kmem_free(chan, sizeof (sysevent_channel_descriptor_t));  in open_channel()
960 	if ((chan->scd_publisher_cache = vmem_create(channel_name, (void *)1,  in open_channel()
963 		vmem_destroy(chan->scd_subscriber_cache);  in open_channel()
964 		kmem_free(chan, sizeof (sysevent_channel_descriptor_t));  in open_channel()
968 	chan->scd_ref_cnt = 1;  in open_channel()
970 	(void) create_channel_registration(chan, EC_ALL, 0);  in open_channel()
973 		chan->scd_next = registered_channels[hash_index];  in open_channel()
975 	registered_channels[hash_index] = chan;  in open_channel()
986 	sysevent_channel_descriptor_t *chan, *prev_chan;  in close_channel()  local
990 	prev_chan = chan = registered_channels[hash_index];  in close_channel()
992 	while (chan != NULL) {  in close_channel()
993 		if (strcmp(chan->scd_channel_name, channel_name) == 0) {  in close_channel()
996 			prev_chan = chan;  in close_channel()
997 			chan = chan->scd_next;  in close_channel()
1001 	if (chan == NULL)  in close_channel()
1004 	chan->scd_ref_cnt--;  in close_channel()
1005 	if (chan->scd_ref_cnt > 0)  in close_channel()
1008 	free_channel_registration(chan);  in close_channel()
1009 	vmem_destroy(chan->scd_subscriber_cache);  in close_channel()
1010 	vmem_destroy(chan->scd_publisher_cache);  in close_channel()
1011 	kmem_free(chan->scd_channel_name,  in close_channel()
1012 	    strlen(chan->scd_channel_name) + 1);  in close_channel()
1013 	if (registered_channels[hash_index] == chan)  in close_channel()
1014 		registered_channels[hash_index] = chan->scd_next;  in close_channel()
1016 		prev_chan->scd_next = chan->scd_next;  in close_channel()
1017 	kmem_free(chan, sizeof (sysevent_channel_descriptor_t));  in close_channel()
1022 bind_common(sysevent_channel_descriptor_t *chan, int type)  in bind_common()  argument
1027 		id = (id_t)(uintptr_t)vmem_alloc(chan->scd_subscriber_cache, 1,  in bind_common()
1031 		chan->scd_subscriber_ids[id] = 1;  in bind_common()
1033 		id = (id_t)(uintptr_t)vmem_alloc(chan->scd_publisher_cache, 1,  in bind_common()
1037 		chan->scd_publisher_ids[id] = 1;  in bind_common()
1044 unbind_common(sysevent_channel_descriptor_t *chan, int type, id_t id)  in unbind_common()  argument
1049 		if (chan->scd_subscriber_ids[id] == 0)  in unbind_common()
1051 		(void) remove_all_class(chan, id);  in unbind_common()
1052 		chan->scd_subscriber_ids[id] = 0;  in unbind_common()
1053 		vmem_free(chan->scd_subscriber_cache, (void *)(uintptr_t)id, 1);  in unbind_common()
1057 		if (chan->scd_publisher_ids[id] == 0)  in unbind_common()
1059 		chan->scd_publisher_ids[id] = 0;  in unbind_common()
1060 		vmem_free(chan->scd_publisher_cache, (void *)(uintptr_t)id, 1);  in unbind_common()
1067 release_id(sysevent_channel_descriptor_t *chan, int type, id_t id)  in release_id()  argument
1069 	if (unbind_common(chan, type, id))  in release_id()
1070 		close_channel(chan->scd_channel_name);  in release_id()
1122 find_class(sysevent_channel_descriptor_t *chan, char *class_name)  in find_class()  argument
1126 	c_list = chan->scd_class_list_tbl[CLASS_HASH(class_name)];  in find_class()
1137 remove_all_class(sysevent_channel_descriptor_t *chan, uint32_t sub_id)  in remove_all_class()  argument
1145 		c_list = chan->scd_class_list_tbl[i];  in remove_all_class()
1158 remove_class(sysevent_channel_descriptor_t *chan, uint32_t sub_id,  in remove_class()  argument
1165 		remove_all_class(chan, sub_id);  in remove_class()
1169 	if ((c_list = find_class(chan, class_name)) == NULL) {  in remove_class()
1181 insert_class(sysevent_channel_descriptor_t *chan, char *event_class,  in insert_class()  argument
1187 		insert_subclass(chan->scd_class_list_tbl[0],  in insert_class()
1196 	if ((c_list = find_class(chan, event_class)) == NULL) {  in insert_class()
1197 		c_list = create_channel_registration(chan, event_class,  in insert_class()
1208 add_registration(sysevent_channel_descriptor_t *chan, uint32_t sub_id,  in add_registration()  argument
1235 	if (insert_class(chan, event_class, event_list, num_elem, sub_id) < 0) {  in add_registration()
1249 get_registration(sysevent_channel_descriptor_t *chan, char *databuf,  in get_registration()  argument
1262 	if ((clist = chan->scd_class_list_tbl[class_index]) == NULL) {  in get_registration()
1327 	sysevent_channel_descriptor_t *chan;  in log_sysevent_register()  local
1353 		chan = get_channel(kchannel);  in log_sysevent_register()
1354 		if (chan == NULL) {  in log_sysevent_register()
1378 		if ((kdata.ps_id = bind_common(chan, kdata.ps_type)) <= 0)  in log_sysevent_register()
1382 		(void) unbind_common(chan, kdata.ps_type, (id_t)kdata.ps_id);  in log_sysevent_register()
1389 		if (add_registration(chan, kdata.ps_id, databuf, bufsz) == -1)  in log_sysevent_register()
1397 		remove_class(chan, kdata.ps_id, databuf);  in log_sysevent_register()
1401 		release_id(chan, kdata.ps_type, kdata.ps_id);  in log_sysevent_register()
1404 		error = get_registration(chan, databuf,  in log_sysevent_register()