79 	zfs_onexit_t *zo;  in zfs_onexit_init()  local
81 	zo = *zop = kmem_zalloc(sizeof (zfs_onexit_t), KM_SLEEP);  in zfs_onexit_init()
82 	mutex_init(&zo->zo_lock, NULL, MUTEX_DEFAULT, NULL);  in zfs_onexit_init()
83 	list_create(&zo->zo_actions, sizeof (zfs_onexit_action_node_t),  in zfs_onexit_init()
88 zfs_onexit_destroy(zfs_onexit_t *zo)  in zfs_onexit_destroy()  argument
92 	mutex_enter(&zo->zo_lock);  in zfs_onexit_destroy()
93 	while ((ap = list_head(&zo->zo_actions)) != NULL) {  in zfs_onexit_destroy()
94 		list_remove(&zo->zo_actions, ap);  in zfs_onexit_destroy()
95 		mutex_exit(&zo->zo_lock);  in zfs_onexit_destroy()
98 		mutex_enter(&zo->zo_lock);  in zfs_onexit_destroy()
100 	mutex_exit(&zo->zo_lock);  in zfs_onexit_destroy()
102 	list_destroy(&zo->zo_actions);  in zfs_onexit_destroy()
103 	mutex_destroy(&zo->zo_lock);  in zfs_onexit_destroy()
104 	kmem_free(zo, sizeof (zfs_onexit_t));  in zfs_onexit_destroy()
108 zfs_onexit_minor_to_state(minor_t minor, zfs_onexit_t **zo)  in zfs_onexit_minor_to_state()  argument
110 	*zo = zfsdev_get_soft_state(minor, ZSST_CTLDEV);  in zfs_onexit_minor_to_state()
111 	if (*zo == NULL)  in zfs_onexit_minor_to_state()
127 	zfs_onexit_t *zo;  in zfs_onexit_fd_hold()  local
135 	ret = zfs_onexit_minor_to_state(*minorp, &zo);  in zfs_onexit_fd_hold()
155 	zfs_onexit_t *zo;  in zfs_onexit_add_cb()  local
159 	error = zfs_onexit_minor_to_state(minor, &zo);  in zfs_onexit_add_cb()
168 	mutex_enter(&zo->zo_lock);  in zfs_onexit_add_cb()
169 	list_insert_tail(&zo->zo_actions, ap);  in zfs_onexit_add_cb()
170 	mutex_exit(&zo->zo_lock);  in zfs_onexit_add_cb()
178 zfs_onexit_find_cb(zfs_onexit_t *zo, uint64_t action_handle)  in zfs_onexit_find_cb()  argument
184 	ASSERT(MUTEX_HELD(&zo->zo_lock));  in zfs_onexit_find_cb()
187 	l = &zo->zo_actions;  in zfs_onexit_find_cb()
201 	zfs_onexit_t *zo;  in zfs_onexit_del_cb()  local
205 	error = zfs_onexit_minor_to_state(minor, &zo);  in zfs_onexit_del_cb()
209 	mutex_enter(&zo->zo_lock);  in zfs_onexit_del_cb()
210 	ap = zfs_onexit_find_cb(zo, action_handle);  in zfs_onexit_del_cb()
212 		list_remove(&zo->zo_actions, ap);  in zfs_onexit_del_cb()
213 		mutex_exit(&zo->zo_lock);  in zfs_onexit_del_cb()
218 		mutex_exit(&zo->zo_lock);  in zfs_onexit_del_cb()
233 	zfs_onexit_t *zo;  in zfs_onexit_cb_data()  local
239 	error = zfs_onexit_minor_to_state(minor, &zo);  in zfs_onexit_cb_data()
243 	mutex_enter(&zo->zo_lock);  in zfs_onexit_cb_data()
244 	ap = zfs_onexit_find_cb(zo, action_handle);  in zfs_onexit_cb_data()
249 	mutex_exit(&zo->zo_lock);  in zfs_onexit_cb_data()