1507 	struct disk_conf *new_disk_conf, *old_disk_conf;  in drbd_adm_disk_opts()  local
1528 	new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_disk_opts()
1529 	if (!new_disk_conf) {  in drbd_adm_disk_opts()
1536 	*new_disk_conf = *old_disk_conf;  in drbd_adm_disk_opts()
1538 		set_disk_conf_defaults(new_disk_conf);  in drbd_adm_disk_opts()
1540 	err = disk_conf_from_attrs_for_change(new_disk_conf, info);  in drbd_adm_disk_opts()
1547 	if (!expect(device, new_disk_conf->resync_rate >= 1))  in drbd_adm_disk_opts()
1548 		new_disk_conf->resync_rate = 1;  in drbd_adm_disk_opts()
1550 	sanitize_disk_conf(device, new_disk_conf, device->ldev);  in drbd_adm_disk_opts()
1552 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_disk_opts()
1553 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_disk_opts()
1555 	fifo_size = (new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ;  in drbd_adm_disk_opts()
1565 	err = disk_opts_check_al_size(device, new_disk_conf);  in drbd_adm_disk_opts()
1576 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_disk_opts()
1578 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_disk_opts()
1593 	if (new_disk_conf->al_updates)  in drbd_adm_disk_opts()
1598 	if (new_disk_conf->md_flushes)  in drbd_adm_disk_opts()
1603 	if (write_ordering_changed(old_disk_conf, new_disk_conf))  in drbd_adm_disk_opts()
1607 	    new_disk_conf->discard_zeroes_if_aligned)  in drbd_adm_disk_opts()
1627 	kfree(new_disk_conf);  in drbd_adm_disk_opts()
1666 		struct disk_conf *new_disk_conf,  in open_backing_devices()  argument
1671 	bdev = open_backing_dev(device, new_disk_conf->backing_dev, device, true);  in open_backing_devices()
1684 	bdev = open_backing_dev(device, new_disk_conf->meta_dev,  in open_backing_devices()
1687 			(new_disk_conf->meta_dev_idx < 0) ? (void*)device : (void*)drbd_m_holder,  in open_backing_devices()
1690 			(new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_FLEX_INT &&  in open_backing_devices()
1691 			 new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_INTERNAL));  in open_backing_devices()
1735 	struct disk_conf *new_disk_conf = NULL;  in drbd_adm_attach()  local
1783 	new_disk_conf = kzalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_attach()
1784 	if (!new_disk_conf) {  in drbd_adm_attach()
1788 	nbc->disk_conf = new_disk_conf;  in drbd_adm_attach()
1790 	set_disk_conf_defaults(new_disk_conf);  in drbd_adm_attach()
1791 	err = disk_conf_from_attrs(new_disk_conf, info);  in drbd_adm_attach()
1798 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_attach()
1799 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_attach()
1801 	new_plan = fifo_alloc((new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ);  in drbd_adm_attach()
1807 	if (new_disk_conf->meta_dev_idx < DRBD_MD_INDEX_FLEX_INT) {  in drbd_adm_attach()
1815 		if (new_disk_conf->fencing == FP_STONITH && nc->wire_protocol == DRBD_PROT_A) {  in drbd_adm_attach()
1823 	retcode = open_backing_devices(device, new_disk_conf, nbc);  in drbd_adm_attach()
1828 	    (new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_INTERNAL ||  in drbd_adm_attach()
1829 	     new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_FLEX_INT)) {  in drbd_adm_attach()
1848 	sanitize_disk_conf(device, new_disk_conf, nbc);  in drbd_adm_attach()
1850 	if (drbd_get_max_capacity(nbc) < new_disk_conf->disk_size) {  in drbd_adm_attach()
1853 			(unsigned long long) new_disk_conf->disk_size);  in drbd_adm_attach()
1858 	if (new_disk_conf->meta_dev_idx < 0) {  in drbd_adm_attach()
1864 		min_md_device_sectors = MD_128MB_SECT * (new_disk_conf->meta_dev_idx + 1);  in drbd_adm_attach()
1888 		if (new_disk_conf->meta_dev_idx >= 0)  in drbd_adm_attach()
1931 	if (drbd_check_al_size(device, new_disk_conf)) {  in drbd_adm_attach()
1955 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_attach()
1963 	if (new_disk_conf->md_flushes)  in drbd_adm_attach()
1978 	new_disk_conf = NULL;  in drbd_adm_attach()
2140 	kfree(new_disk_conf);  in drbd_adm_attach()
2778 	struct disk_conf *old_disk_conf, *new_disk_conf = NULL;  in drbd_adm_resize()  local
2833 		new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_resize()
2834 		if (!new_disk_conf) {  in drbd_adm_resize()
2865 	if (new_disk_conf) {  in drbd_adm_resize()
2868 		*new_disk_conf = *old_disk_conf;  in drbd_adm_resize()
2869 		new_disk_conf->disk_size = (sector_t)rs.resize_size;  in drbd_adm_resize()
2870 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_resize()
2873 		new_disk_conf = NULL;  in drbd_adm_resize()
2907 	kfree(new_disk_conf);  in drbd_adm_resize()