22 	struct zpool_driver *driver;  member
36 void zpool_register_driver(struct zpool_driver *driver)  in zpool_register_driver()  argument
39 	atomic_set(&driver->refcount, 0);  in zpool_register_driver()
40 	list_add(&driver->list, &drivers_head);  in zpool_register_driver()
55 int zpool_unregister_driver(struct zpool_driver *driver)  in zpool_unregister_driver()  argument
60 	refcount = atomic_read(&driver->refcount);  in zpool_unregister_driver()
65 		list_del(&driver->list);  in zpool_unregister_driver()
75 	struct zpool_driver *driver;  in zpool_get_driver()  local
78 	list_for_each_entry(driver, &drivers_head, list) {  in zpool_get_driver()
79 		if (!strcmp(driver->type, type)) {  in zpool_get_driver()
80 			bool got = try_module_get(driver->owner);  in zpool_get_driver()
83 				atomic_inc(&driver->refcount);  in zpool_get_driver()
85 			return got ? driver : NULL;  in zpool_get_driver()
93 static void zpool_put_driver(struct zpool_driver *driver)  in zpool_put_driver()  argument
95 	atomic_dec(&driver->refcount);  in zpool_put_driver()
96 	module_put(driver->owner);  in zpool_put_driver()
119 	struct zpool_driver *driver = zpool_get_driver(type);  in zpool_has_pool()  local
121 	if (!driver) {  in zpool_has_pool()
123 		driver = zpool_get_driver(type);  in zpool_has_pool()
126 	if (!driver)  in zpool_has_pool()
129 	zpool_put_driver(driver);  in zpool_has_pool()
154 	struct zpool_driver *driver;  in zpool_create_pool()  local
159 	driver = zpool_get_driver(type);  in zpool_create_pool()
161 	if (!driver) {  in zpool_create_pool()
163 		driver = zpool_get_driver(type);  in zpool_create_pool()
166 	if (!driver) {  in zpool_create_pool()
174 		zpool_put_driver(driver);  in zpool_create_pool()
178 	zpool->driver = driver;  in zpool_create_pool()
179 	zpool->pool = driver->create(name, gfp, ops, zpool);  in zpool_create_pool()
181 	zpool->evictable = driver->shrink && ops && ops->evict;  in zpool_create_pool()
182 	zpool->can_sleep_mapped = driver->sleep_mapped;  in zpool_create_pool()
186 		zpool_put_driver(driver);  in zpool_create_pool()
209 	pr_debug("destroying pool type %s\n", zpool->driver->type);  in zpool_destroy_pool()
211 	zpool->driver->destroy(zpool->pool);  in zpool_destroy_pool()
212 	zpool_put_driver(zpool->driver);  in zpool_destroy_pool()
228 	return zpool->driver->type;  in zpool_get_type()
244 	return zpool->driver->malloc_support_movable;  in zpool_malloc_support_movable()
266 	return zpool->driver->malloc(zpool->pool, size, gfp, handle);  in zpool_malloc()
285 	zpool->driver->free(zpool->pool, handle);  in zpool_free()
308 	return zpool->driver->shrink ?  in zpool_shrink()
309 	       zpool->driver->shrink(zpool->pool, pages, reclaimed) : -EINVAL;  in zpool_shrink()
337 	return zpool->driver->map(zpool->pool, handle, mapmode);  in zpool_map_handle()
352 	zpool->driver->unmap(zpool->pool, handle);  in zpool_unmap_handle()
365 	return zpool->driver->total_size(zpool->pool);  in zpool_get_total_size()