1577 	struct disk_conf *new_disk_conf, *old_disk_conf;  in drbd_adm_disk_opts()  local
1597 	new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_disk_opts()
1598 	if (!new_disk_conf) {  in drbd_adm_disk_opts()
1605 	*new_disk_conf = *old_disk_conf;  in drbd_adm_disk_opts()
1607 		set_disk_conf_defaults(new_disk_conf);  in drbd_adm_disk_opts()
1609 	err = disk_conf_from_attrs_for_change(new_disk_conf, info);  in drbd_adm_disk_opts()
1616 	if (!expect(new_disk_conf->resync_rate >= 1))  in drbd_adm_disk_opts()
1617 		new_disk_conf->resync_rate = 1;  in drbd_adm_disk_opts()
1619 	sanitize_disk_conf(device, new_disk_conf, device->ldev);  in drbd_adm_disk_opts()
1621 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_disk_opts()
1622 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_disk_opts()
1624 	fifo_size = (new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ;  in drbd_adm_disk_opts()
1634 	err = disk_opts_check_al_size(device, new_disk_conf);  in drbd_adm_disk_opts()
1645 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_disk_opts()
1647 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_disk_opts()
1662 	if (new_disk_conf->al_updates)  in drbd_adm_disk_opts()
1667 	if (new_disk_conf->md_flushes)  in drbd_adm_disk_opts()
1672 	if (write_ordering_changed(old_disk_conf, new_disk_conf))  in drbd_adm_disk_opts()
1675 	if (old_disk_conf->discard_zeroes_if_aligned != new_disk_conf->discard_zeroes_if_aligned  in drbd_adm_disk_opts()
1676 	||  old_disk_conf->disable_write_same != new_disk_conf->disable_write_same)  in drbd_adm_disk_opts()
1697 	kfree(new_disk_conf);  in drbd_adm_disk_opts()
1736 		struct disk_conf *new_disk_conf,  in open_backing_devices()  argument
1741 	bdev = open_backing_dev(device, new_disk_conf->backing_dev, device, true);  in open_backing_devices()
1754 	bdev = open_backing_dev(device, new_disk_conf->meta_dev,  in open_backing_devices()
1757 			(new_disk_conf->meta_dev_idx < 0) ? (void*)device : (void*)drbd_m_holder,  in open_backing_devices()
1760 			(new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_FLEX_INT &&  in open_backing_devices()
1761 			 new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_INTERNAL));  in open_backing_devices()
1802 	struct disk_conf *new_disk_conf = NULL;  in drbd_adm_attach()  local
1850 	new_disk_conf = kzalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_attach()
1851 	if (!new_disk_conf) {  in drbd_adm_attach()
1855 	nbc->disk_conf = new_disk_conf;  in drbd_adm_attach()
1857 	set_disk_conf_defaults(new_disk_conf);  in drbd_adm_attach()
1858 	err = disk_conf_from_attrs(new_disk_conf, info);  in drbd_adm_attach()
1865 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_attach()
1866 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_attach()
1868 	new_plan = fifo_alloc((new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ);  in drbd_adm_attach()
1874 	if (new_disk_conf->meta_dev_idx < DRBD_MD_INDEX_FLEX_INT) {  in drbd_adm_attach()
1882 		if (new_disk_conf->fencing == FP_STONITH && nc->wire_protocol == DRBD_PROT_A) {  in drbd_adm_attach()
1890 	retcode = open_backing_devices(device, new_disk_conf, nbc);  in drbd_adm_attach()
1895 	    (new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_INTERNAL ||  in drbd_adm_attach()
1896 	     new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_FLEX_INT)) {  in drbd_adm_attach()
1915 	sanitize_disk_conf(device, new_disk_conf, nbc);  in drbd_adm_attach()
1917 	if (drbd_get_max_capacity(nbc) < new_disk_conf->disk_size) {  in drbd_adm_attach()
1920 			(unsigned long long) new_disk_conf->disk_size);  in drbd_adm_attach()
1925 	if (new_disk_conf->meta_dev_idx < 0) {  in drbd_adm_attach()
1931 		min_md_device_sectors = MD_128MB_SECT * (new_disk_conf->meta_dev_idx + 1);  in drbd_adm_attach()
1956 		if (new_disk_conf->meta_dev_idx >= 0)  in drbd_adm_attach()
1999 	if (drbd_check_al_size(device, new_disk_conf)) {  in drbd_adm_attach()
2023 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_attach()
2031 	if (new_disk_conf->md_flushes)  in drbd_adm_attach()
2046 	new_disk_conf = NULL;  in drbd_adm_attach()
2203 	kfree(new_disk_conf);  in drbd_adm_attach()
2840 	struct disk_conf *old_disk_conf, *new_disk_conf = NULL;  in drbd_adm_resize()  local
2895 		new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_resize()
2896 		if (!new_disk_conf) {  in drbd_adm_resize()
2927 	if (new_disk_conf) {  in drbd_adm_resize()
2930 		*new_disk_conf = *old_disk_conf;  in drbd_adm_resize()
2931 		new_disk_conf->disk_size = (sector_t)rs.resize_size;  in drbd_adm_resize()
2932 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_resize()
2936 		new_disk_conf = NULL;  in drbd_adm_resize()
2970 	kfree(new_disk_conf);  in drbd_adm_resize()