735 static int open_dev(struct gendisk *disk, blk_mode_t mode)  in open_dev()  argument
737 	struct bcache_device *d = disk->private_data;  in open_dev()
798 		bd_unlink_disk_holder(ca->bdev, d->disk);  in bcache_device_unlink()
808 	bd_link_disk_holder(ca->bdev, d->disk);  in bcache_device_link()
871 	struct gendisk *disk = d->disk;  in bcache_device_free()  local
875 	if (disk)  in bcache_device_free()
876 		pr_info("%s stopped\n", disk->disk_name);  in bcache_device_free()
883 	if (disk) {  in bcache_device_free()
885 				  first_minor_to_idx(disk->first_minor));  in bcache_device_free()
886 		put_disk(disk);  in bcache_device_free()
938 	d->disk = blk_alloc_disk(NUMA_NO_NODE);  in bcache_device_init()
939 	if (!d->disk)  in bcache_device_init()
942 	set_capacity(d->disk, sectors);  in bcache_device_init()
943 	snprintf(d->disk->disk_name, DISK_NAME_LEN, "bcache%i", idx);  in bcache_device_init()
945 	d->disk->major		= bcache_major;  in bcache_device_init()
946 	d->disk->first_minor	= idx_to_first_minor(idx);  in bcache_device_init()
947 	d->disk->minors		= BCACHE_MINORS;  in bcache_device_init()
948 	d->disk->fops		= ops;  in bcache_device_init()
949 	d->disk->private_data	= d;  in bcache_device_init()
951 	q = d->disk->queue;  in bcache_device_init()
968 			d->disk->disk_name, q->limits.logical_block_size,  in bcache_device_init()
975 	blk_queue_flag_set(QUEUE_FLAG_NONROT, d->disk->queue);  in bcache_device_init()
1029 			       dc->disk.name);  in cached_dev_status_update()
1033 			bcache_device_stop(&dc->disk);  in cached_dev_status_update()
1047 	struct bcache_device *d = &dc->disk;  in bch_cached_dev_run()
1079 	ret = add_disk(d->disk);  in bch_cached_dev_run()
1082 	bd_link_disk_holder(dc->bdev, dc->disk.disk);  in bch_cached_dev_run()
1087 	kobject_uevent_env(&disk_to_dev(d->disk)->kobj, KOBJ_CHANGE, env);  in bch_cached_dev_run()
1089 	if (sysfs_create_link(&d->kobj, &disk_to_dev(d->disk)->kobj, "dev") ||  in bch_cached_dev_run()
1090 	    sysfs_create_link(&disk_to_dev(d->disk)->kobj,  in bch_cached_dev_run()
1123 			      &dc->disk.flags))  in cancel_writeback_rate_update_dwork()
1138 	struct cache_set *c = dc->disk.c;  in cached_dev_detach_finish()
1140 	BUG_ON(!test_bit(BCACHE_DEV_DETACHING, &dc->disk.flags));  in cached_dev_detach_finish()
1144 	if (test_and_clear_bit(BCACHE_DEV_WB_RUNNING, &dc->disk.flags))  in cached_dev_detach_finish()
1154 	bcache_device_detach(&dc->disk);  in cached_dev_detach_finish()
1158 	clear_bit(BCACHE_DEV_DETACHING, &dc->disk.flags);  in cached_dev_detach_finish()
1159 	clear_bit(BCACHE_DEV_UNLINK_DONE, &dc->disk.flags);  in cached_dev_detach_finish()
1166 	closure_put(&dc->disk.cl);  in cached_dev_detach_finish()
1173 	if (test_bit(BCACHE_DEV_CLOSING, &dc->disk.flags))  in bch_cached_dev_detach()
1176 	if (test_and_set_bit(BCACHE_DEV_DETACHING, &dc->disk.flags))  in bch_cached_dev_detach()
1183 	closure_get(&dc->disk.cl);  in bch_cached_dev_detach()
1202 	if (dc->disk.c) {  in bch_cached_dev_attach()
1277 	bcache_device_attach(&dc->disk, c, u - c->uuids);  in bch_cached_dev_attach()
1293 		       dc->disk.disk->disk_name);  in bch_cached_dev_attach()
1302 	bch_sectors_dirty_init(&dc->disk);  in bch_cached_dev_attach()
1319 	bcache_device_link(&dc->disk, c, "bdev");  in bch_cached_dev_attach()
1325 		set_disk_ro(dc->disk.disk, 1);  in bch_cached_dev_attach()
1333 		dc->disk.disk->disk_name,  in bch_cached_dev_attach()
1334 		dc->disk.c->set_uuid);  in bch_cached_dev_attach()
1342 					     disk.kobj);  in bch_cached_dev_release()
1349 	struct cached_dev *dc = container_of(cl, struct cached_dev, disk.cl);  in cached_dev_free()
1351 	if (test_and_clear_bit(BCACHE_DEV_WB_RUNNING, &dc->disk.flags))  in cached_dev_free()
1362 		bd_unlink_disk_holder(dc->bdev, dc->disk.disk);  in cached_dev_free()
1363 		del_gendisk(dc->disk.disk);  in cached_dev_free()
1365 	bcache_device_free(&dc->disk);  in cached_dev_free()
1378 	kobject_put(&dc->disk.kobj);  in cached_dev_free()
1383 	struct cached_dev *dc = container_of(cl, struct cached_dev, disk.cl);  in cached_dev_flush()
1384 	struct bcache_device *d = &dc->disk;  in cached_dev_flush()
1404 	closure_init(&dc->disk.cl, NULL);  in cached_dev_init()
1405 	set_closure_fn(&dc->disk.cl, cached_dev_flush, system_wq);  in cached_dev_init()
1406 	kobject_init(&dc->disk.kobj, &bch_cached_dev_ktype);  in cached_dev_init()
1411 	bch_cache_accounting_init(&dc->accounting, &dc->disk.cl);  in cached_dev_init()
1420 	dc->disk.stripe_size = q->limits.io_opt >> 9;  in cached_dev_init()
1422 	if (dc->disk.stripe_size)  in cached_dev_init()
1426 	ret = bcache_device_init(&dc->disk, block_size,  in cached_dev_init()
1432 	blk_queue_io_opt(dc->disk.disk->queue,  in cached_dev_init()
1433 		max(queue_io_opt(dc->disk.disk->queue), queue_io_opt(q)));  in cached_dev_init()
1464 	if (kobject_add(&dc->disk.kobj, bdev_kobj(bdev), "bcache"))  in register_bdev()
1466 	if (bch_cache_accounting_add_kobjs(&dc->accounting, &dc->disk.kobj))  in register_bdev()
1487 	bcache_device_stop(&dc->disk);  in register_bdev()
1508 	del_gendisk(d->disk);  in flash_dev_free()
1545 	err = add_disk(d->disk);  in flash_dev_run()
1549 	err = kobject_add(&d->kobj, &disk_to_dev(d->disk)->kobj, "bcache");  in flash_dev_run()
1558 		set_disk_ro(d->disk, 1);  in flash_dev_run()
1612 	if (!dc || test_bit(BCACHE_DEV_CLOSING, &dc->disk.flags))  in bch_cached_dev_error()
1620 	       dc->disk.disk->disk_name, dc->bdev);  in bch_cached_dev_error()
1622 	bcache_device_stop(&dc->disk);  in bch_cached_dev_error()
1776 			d->disk->disk_name, c->set_uuid);  in conditional_stop_bcache_device()
1784 			d->disk->disk_name);  in conditional_stop_bcache_device()
1806 			d->disk->disk_name);  in conditional_stop_bcache_device()
1826 			dc = container_of(d, struct cached_dev, disk);  in __cache_set_unregister()
2704 		bcache_device_stop(&pdev->dc->disk);  in bch_pending_bdevs_cleanup()
2765 			bcache_device_stop(&dc->disk);  in bcache_reboot()