22 	struct zpool_driver *driver;  member
41 void zpool_register_driver(struct zpool_driver *driver)  in zpool_register_driver()  argument
44 	atomic_set(&driver->refcount, 0);  in zpool_register_driver()
45 	list_add(&driver->list, &drivers_head);  in zpool_register_driver()
60 int zpool_unregister_driver(struct zpool_driver *driver)  in zpool_unregister_driver()  argument
65 	refcount = atomic_read(&driver->refcount);  in zpool_unregister_driver()
70 		list_del(&driver->list);  in zpool_unregister_driver()
80 	struct zpool_driver *driver;  in zpool_get_driver()  local
83 	list_for_each_entry(driver, &drivers_head, list) {  in zpool_get_driver()
84 		if (!strcmp(driver->type, type)) {  in zpool_get_driver()
85 			bool got = try_module_get(driver->owner);  in zpool_get_driver()
88 				atomic_inc(&driver->refcount);  in zpool_get_driver()
90 			return got ? driver : NULL;  in zpool_get_driver()
98 static void zpool_put_driver(struct zpool_driver *driver)  in zpool_put_driver()  argument
100 	atomic_dec(&driver->refcount);  in zpool_put_driver()
101 	module_put(driver->owner);  in zpool_put_driver()
124 	struct zpool_driver *driver = zpool_get_driver(type);  in zpool_has_pool()  local
126 	if (!driver) {  in zpool_has_pool()
128 		driver = zpool_get_driver(type);  in zpool_has_pool()
131 	if (!driver)  in zpool_has_pool()
134 	zpool_put_driver(driver);  in zpool_has_pool()
159 	struct zpool_driver *driver;  in zpool_create_pool()  local
164 	driver = zpool_get_driver(type);  in zpool_create_pool()
166 	if (!driver) {  in zpool_create_pool()
168 		driver = zpool_get_driver(type);  in zpool_create_pool()
171 	if (!driver) {  in zpool_create_pool()
179 		zpool_put_driver(driver);  in zpool_create_pool()
183 	zpool->driver = driver;  in zpool_create_pool()
184 	zpool->pool = driver->create(name, gfp, ops, zpool);  in zpool_create_pool()
186 	zpool->evictable = driver->shrink && ops && ops->evict;  in zpool_create_pool()
187 	zpool->can_sleep_mapped = driver->sleep_mapped;  in zpool_create_pool()
191 		zpool_put_driver(driver);  in zpool_create_pool()
218 	pr_debug("destroying pool type %s\n", zpool->driver->type);  in zpool_destroy_pool()
223 	zpool->driver->destroy(zpool->pool);  in zpool_destroy_pool()
224 	zpool_put_driver(zpool->driver);  in zpool_destroy_pool()
240 	return zpool->driver->type;  in zpool_get_type()
256 	return zpool->driver->malloc_support_movable;  in zpool_malloc_support_movable()
278 	return zpool->driver->malloc(zpool->pool, size, gfp, handle);  in zpool_malloc()
297 	zpool->driver->free(zpool->pool, handle);  in zpool_free()
320 	return zpool->driver->shrink ?  in zpool_shrink()
321 	       zpool->driver->shrink(zpool->pool, pages, reclaimed) : -EINVAL;  in zpool_shrink()
349 	return zpool->driver->map(zpool->pool, handle, mapmode);  in zpool_map_handle()
364 	zpool->driver->unmap(zpool->pool, handle);  in zpool_unmap_handle()
377 	return zpool->driver->total_size(zpool->pool);  in zpool_get_total_size()