22 	struct zpool_driver *driver;  member
40 void zpool_register_driver(struct zpool_driver *driver)  in zpool_register_driver()  argument
43 	atomic_set(&driver->refcount, 0);  in zpool_register_driver()
44 	list_add(&driver->list, &drivers_head);  in zpool_register_driver()
59 int zpool_unregister_driver(struct zpool_driver *driver)  in zpool_unregister_driver()  argument
64 	refcount = atomic_read(&driver->refcount);  in zpool_unregister_driver()
69 		list_del(&driver->list);  in zpool_unregister_driver()
79 	struct zpool_driver *driver;  in zpool_get_driver()  local
82 	list_for_each_entry(driver, &drivers_head, list) {  in zpool_get_driver()
83 		if (!strcmp(driver->type, type)) {  in zpool_get_driver()
84 			bool got = try_module_get(driver->owner);  in zpool_get_driver()
87 				atomic_inc(&driver->refcount);  in zpool_get_driver()
89 			return got ? driver : NULL;  in zpool_get_driver()
97 static void zpool_put_driver(struct zpool_driver *driver)  in zpool_put_driver()  argument
99 	atomic_dec(&driver->refcount);  in zpool_put_driver()
100 	module_put(driver->owner);  in zpool_put_driver()
123 	struct zpool_driver *driver = zpool_get_driver(type);  in zpool_has_pool()  local
125 	if (!driver) {  in zpool_has_pool()
127 		driver = zpool_get_driver(type);  in zpool_has_pool()
130 	if (!driver)  in zpool_has_pool()
133 	zpool_put_driver(driver);  in zpool_has_pool()
158 	struct zpool_driver *driver;  in zpool_create_pool()  local
163 	driver = zpool_get_driver(type);  in zpool_create_pool()
165 	if (!driver) {  in zpool_create_pool()
167 		driver = zpool_get_driver(type);  in zpool_create_pool()
170 	if (!driver) {  in zpool_create_pool()
178 		zpool_put_driver(driver);  in zpool_create_pool()
182 	zpool->driver = driver;  in zpool_create_pool()
183 	zpool->pool = driver->create(name, gfp, ops, zpool);  in zpool_create_pool()
185 	zpool->evictable = driver->shrink && ops && ops->evict;  in zpool_create_pool()
189 		zpool_put_driver(driver);  in zpool_create_pool()
216 	pr_debug("destroying pool type %s\n", zpool->driver->type);  in zpool_destroy_pool()
221 	zpool->driver->destroy(zpool->pool);  in zpool_destroy_pool()
222 	zpool_put_driver(zpool->driver);  in zpool_destroy_pool()
238 	return zpool->driver->type;  in zpool_get_type()
254 	return zpool->driver->malloc_support_movable;  in zpool_malloc_support_movable()
276 	return zpool->driver->malloc(zpool->pool, size, gfp, handle);  in zpool_malloc()
295 	zpool->driver->free(zpool->pool, handle);  in zpool_free()
318 	return zpool->driver->shrink ?  in zpool_shrink()
319 	       zpool->driver->shrink(zpool->pool, pages, reclaimed) : -EINVAL;  in zpool_shrink()
347 	return zpool->driver->map(zpool->pool, handle, mapmode);  in zpool_map_handle()
362 	zpool->driver->unmap(zpool->pool, handle);  in zpool_unmap_handle()
375 	return zpool->driver->total_size(zpool->pool);  in zpool_get_total_size()