1432 			       struct drbd_backing_dev *nbc)  in sanitize_disk_conf()  argument
1434 	struct block_device *bdev = nbc->backing_bdev;  in sanitize_disk_conf()
1438 	if (disk_conf->al_extents > drbd_al_extents_max(nbc))  in sanitize_disk_conf()
1439 		disk_conf->al_extents = drbd_al_extents_max(nbc);  in sanitize_disk_conf()
1659 		struct drbd_backing_dev *nbc)  in open_backing_devices()  argument
1667 	nbc->backing_bdev = file_bdev(file);  in open_backing_devices()
1668 	nbc->backing_bdev_file = file;  in open_backing_devices()
1688 	nbc->md_bdev = file_bdev(file);  in open_backing_devices()
1689 	nbc->f_md_bdev = file;  in open_backing_devices()
1727 	struct drbd_backing_dev *nbc = NULL; /* new_backing_conf */  in drbd_adm_attach()  local
1769 	nbc = kzalloc(sizeof(struct drbd_backing_dev), GFP_KERNEL);  in drbd_adm_attach()
1770 	if (!nbc) {  in drbd_adm_attach()
1774 	spin_lock_init(&nbc->md.uuid_lock);  in drbd_adm_attach()
1781 	nbc->disk_conf = new_disk_conf;  in drbd_adm_attach()
1816 	retcode = open_backing_devices(device, new_disk_conf, nbc);  in drbd_adm_attach()
1820 	if ((nbc->backing_bdev == nbc->md_bdev) !=  in drbd_adm_attach()
1837 	retcode = drbd_md_read(device, nbc);  in drbd_adm_attach()
1841 	sanitize_disk_conf(device, new_disk_conf, nbc);  in drbd_adm_attach()
1843 	if (drbd_get_max_capacity(nbc) < new_disk_conf->disk_size) {  in drbd_adm_attach()
1845 			(unsigned long long) drbd_get_max_capacity(nbc),  in drbd_adm_attach()
1860 	if (drbd_get_capacity(nbc->md_bdev) < min_md_device_sectors) {  in drbd_adm_attach()
1870 	if (drbd_get_max_capacity(nbc) < get_capacity(device->vdisk)) {  in drbd_adm_attach()
1875 	nbc->known_size = drbd_get_capacity(nbc->backing_bdev);  in drbd_adm_attach()
1877 	if (nbc->known_size > max_possible_sectors) {  in drbd_adm_attach()
1916             (device->ed_uuid & ~((u64)1)) != (nbc->md.uuid[UI_CURRENT] & ~((u64)1))) {  in drbd_adm_attach()
1931 	unsigned long long nsz = drbd_new_dev_size(device, nbc, nbc->disk_conf->disk_size, 0);  in drbd_adm_attach()
1932 	unsigned long long eff = nbc->md.la_size_sect;  in drbd_adm_attach()
1933 	if (drbd_md_test_flag(nbc, MDF_CONSISTENT) && nsz < eff) {  in drbd_adm_attach()
1934 		if (nsz == nbc->disk_conf->disk_size) {  in drbd_adm_attach()
1966 	device->ldev = nbc;  in drbd_adm_attach()
1969 	nbc = NULL;  in drbd_adm_attach()
2125 	if (nbc) {  in drbd_adm_attach()
2126 		close_backing_dev(device, nbc->f_md_bdev,  in drbd_adm_attach()
2127 			  nbc->md_bdev != nbc->backing_bdev);  in drbd_adm_attach()
2128 		close_backing_dev(device, nbc->backing_bdev_file, true);  in drbd_adm_attach()
2129 		kfree(nbc);  in drbd_adm_attach()