1426 			       struct drbd_backing_dev *nbc)  in sanitize_disk_conf()  argument
1428 	struct block_device *bdev = nbc->backing_bdev;  in sanitize_disk_conf()
1432 	if (disk_conf->al_extents > drbd_al_extents_max(nbc))  in sanitize_disk_conf()
1433 		disk_conf->al_extents = drbd_al_extents_max(nbc);  in sanitize_disk_conf()
1653 		struct drbd_backing_dev *nbc)  in open_backing_devices()  argument
1660 	nbc->backing_bdev = bdev;  in open_backing_devices()
1680 	nbc->md_bdev = bdev;  in open_backing_devices()
1717 	struct drbd_backing_dev *nbc = NULL; /* new_backing_conf */  in drbd_adm_attach()  local
1759 	nbc = kzalloc(sizeof(struct drbd_backing_dev), GFP_KERNEL);  in drbd_adm_attach()
1760 	if (!nbc) {  in drbd_adm_attach()
1764 	spin_lock_init(&nbc->md.uuid_lock);  in drbd_adm_attach()
1771 	nbc->disk_conf = new_disk_conf;  in drbd_adm_attach()
1806 	retcode = open_backing_devices(device, new_disk_conf, nbc);  in drbd_adm_attach()
1810 	if ((nbc->backing_bdev == nbc->md_bdev) !=  in drbd_adm_attach()
1827 	retcode = drbd_md_read(device, nbc);  in drbd_adm_attach()
1831 	sanitize_disk_conf(device, new_disk_conf, nbc);  in drbd_adm_attach()
1833 	if (drbd_get_max_capacity(nbc) < new_disk_conf->disk_size) {  in drbd_adm_attach()
1835 			(unsigned long long) drbd_get_max_capacity(nbc),  in drbd_adm_attach()
1850 	if (drbd_get_capacity(nbc->md_bdev) < min_md_device_sectors) {  in drbd_adm_attach()
1860 	if (drbd_get_max_capacity(nbc) < get_capacity(device->vdisk)) {  in drbd_adm_attach()
1865 	nbc->known_size = drbd_get_capacity(nbc->backing_bdev);  in drbd_adm_attach()
1867 	if (nbc->known_size > max_possible_sectors) {  in drbd_adm_attach()
1906             (device->ed_uuid & ~((u64)1)) != (nbc->md.uuid[UI_CURRENT] & ~((u64)1))) {  in drbd_adm_attach()
1921 	unsigned long long nsz = drbd_new_dev_size(device, nbc, nbc->disk_conf->disk_size, 0);  in drbd_adm_attach()
1922 	unsigned long long eff = nbc->md.la_size_sect;  in drbd_adm_attach()
1923 	if (drbd_md_test_flag(nbc, MDF_CONSISTENT) && nsz < eff) {  in drbd_adm_attach()
1924 		if (nsz == nbc->disk_conf->disk_size) {  in drbd_adm_attach()
1956 	device->ldev = nbc;  in drbd_adm_attach()
1959 	nbc = NULL;  in drbd_adm_attach()
2113 	if (nbc) {  in drbd_adm_attach()
2114 		close_backing_dev(device, nbc->md_bdev, nbc->md_bdev != nbc->backing_bdev);  in drbd_adm_attach()
2115 		close_backing_dev(device, nbc->backing_bdev, true);  in drbd_adm_attach()
2116 		kfree(nbc);  in drbd_adm_attach()