1493 	struct disk_conf *new_disk_conf, *old_disk_conf;  in drbd_adm_disk_opts()  local
1514 	new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_disk_opts()
1515 	if (!new_disk_conf) {  in drbd_adm_disk_opts()
1522 	*new_disk_conf = *old_disk_conf;  in drbd_adm_disk_opts()
1524 		set_disk_conf_defaults(new_disk_conf);  in drbd_adm_disk_opts()
1526 	err = disk_conf_from_attrs_for_change(new_disk_conf, info);  in drbd_adm_disk_opts()
1533 	if (!expect(new_disk_conf->resync_rate >= 1))  in drbd_adm_disk_opts()
1534 		new_disk_conf->resync_rate = 1;  in drbd_adm_disk_opts()
1536 	sanitize_disk_conf(device, new_disk_conf, device->ldev);  in drbd_adm_disk_opts()
1538 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_disk_opts()
1539 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_disk_opts()
1541 	fifo_size = (new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ;  in drbd_adm_disk_opts()
1551 	err = disk_opts_check_al_size(device, new_disk_conf);  in drbd_adm_disk_opts()
1562 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_disk_opts()
1564 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_disk_opts()
1579 	if (new_disk_conf->al_updates)  in drbd_adm_disk_opts()
1584 	if (new_disk_conf->md_flushes)  in drbd_adm_disk_opts()
1589 	if (write_ordering_changed(old_disk_conf, new_disk_conf))  in drbd_adm_disk_opts()
1593 	    new_disk_conf->discard_zeroes_if_aligned)  in drbd_adm_disk_opts()
1613 	kfree(new_disk_conf);  in drbd_adm_disk_opts()
1652 		struct disk_conf *new_disk_conf,  in open_backing_devices()  argument
1657 	bdev = open_backing_dev(device, new_disk_conf->backing_dev, device, true);  in open_backing_devices()
1670 	bdev = open_backing_dev(device, new_disk_conf->meta_dev,  in open_backing_devices()
1673 			(new_disk_conf->meta_dev_idx < 0) ? (void*)device : (void*)drbd_m_holder,  in open_backing_devices()
1676 			(new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_FLEX_INT &&  in open_backing_devices()
1677 			 new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_INTERNAL));  in open_backing_devices()
1718 	struct disk_conf *new_disk_conf = NULL;  in drbd_adm_attach()  local
1766 	new_disk_conf = kzalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_attach()
1767 	if (!new_disk_conf) {  in drbd_adm_attach()
1771 	nbc->disk_conf = new_disk_conf;  in drbd_adm_attach()
1773 	set_disk_conf_defaults(new_disk_conf);  in drbd_adm_attach()
1774 	err = disk_conf_from_attrs(new_disk_conf, info);  in drbd_adm_attach()
1781 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_attach()
1782 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_attach()
1784 	new_plan = fifo_alloc((new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ);  in drbd_adm_attach()
1790 	if (new_disk_conf->meta_dev_idx < DRBD_MD_INDEX_FLEX_INT) {  in drbd_adm_attach()
1798 		if (new_disk_conf->fencing == FP_STONITH && nc->wire_protocol == DRBD_PROT_A) {  in drbd_adm_attach()
1806 	retcode = open_backing_devices(device, new_disk_conf, nbc);  in drbd_adm_attach()
1811 	    (new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_INTERNAL ||  in drbd_adm_attach()
1812 	     new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_FLEX_INT)) {  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()
1836 			(unsigned long long) new_disk_conf->disk_size);  in drbd_adm_attach()
1841 	if (new_disk_conf->meta_dev_idx < 0) {  in drbd_adm_attach()
1847 		min_md_device_sectors = MD_128MB_SECT * (new_disk_conf->meta_dev_idx + 1);  in drbd_adm_attach()
1871 		if (new_disk_conf->meta_dev_idx >= 0)  in drbd_adm_attach()
1914 	if (drbd_check_al_size(device, new_disk_conf)) {  in drbd_adm_attach()
1938 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_attach()
1946 	if (new_disk_conf->md_flushes)  in drbd_adm_attach()
1961 	new_disk_conf = NULL;  in drbd_adm_attach()
2118 	kfree(new_disk_conf);  in drbd_adm_attach()
2756 	struct disk_conf *old_disk_conf, *new_disk_conf = NULL;  in drbd_adm_resize()  local
2811 		new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_resize()
2812 		if (!new_disk_conf) {  in drbd_adm_resize()
2843 	if (new_disk_conf) {  in drbd_adm_resize()
2846 		*new_disk_conf = *old_disk_conf;  in drbd_adm_resize()
2847 		new_disk_conf->disk_size = (sector_t)rs.resize_size;  in drbd_adm_resize()
2848 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_resize()
2851 		new_disk_conf = NULL;  in drbd_adm_resize()
2885 	kfree(new_disk_conf);  in drbd_adm_resize()