1568 	struct disk_conf *new_disk_conf, *old_disk_conf;  in drbd_adm_disk_opts()  local
1589 	new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_disk_opts()
1590 	if (!new_disk_conf) {  in drbd_adm_disk_opts()
1597 	*new_disk_conf = *old_disk_conf;  in drbd_adm_disk_opts()
1599 		set_disk_conf_defaults(new_disk_conf);  in drbd_adm_disk_opts()
1601 	err = disk_conf_from_attrs_for_change(new_disk_conf, info);  in drbd_adm_disk_opts()
1608 	if (!expect(new_disk_conf->resync_rate >= 1))  in drbd_adm_disk_opts()
1609 		new_disk_conf->resync_rate = 1;  in drbd_adm_disk_opts()
1611 	sanitize_disk_conf(device, new_disk_conf, device->ldev);  in drbd_adm_disk_opts()
1613 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_disk_opts()
1614 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_disk_opts()
1616 	fifo_size = (new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ;  in drbd_adm_disk_opts()
1626 	err = disk_opts_check_al_size(device, new_disk_conf);  in drbd_adm_disk_opts()
1637 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_disk_opts()
1639 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_disk_opts()
1654 	if (new_disk_conf->al_updates)  in drbd_adm_disk_opts()
1659 	if (new_disk_conf->md_flushes)  in drbd_adm_disk_opts()
1664 	if (write_ordering_changed(old_disk_conf, new_disk_conf))  in drbd_adm_disk_opts()
1667 	if (old_disk_conf->discard_zeroes_if_aligned != new_disk_conf->discard_zeroes_if_aligned  in drbd_adm_disk_opts()
1668 	||  old_disk_conf->disable_write_same != new_disk_conf->disable_write_same)  in drbd_adm_disk_opts()
1689 	kfree(new_disk_conf);  in drbd_adm_disk_opts()
1728 		struct disk_conf *new_disk_conf,  in open_backing_devices()  argument
1733 	bdev = open_backing_dev(device, new_disk_conf->backing_dev, device, true);  in open_backing_devices()
1746 	bdev = open_backing_dev(device, new_disk_conf->meta_dev,  in open_backing_devices()
1749 			(new_disk_conf->meta_dev_idx < 0) ? (void*)device : (void*)drbd_m_holder,  in open_backing_devices()
1752 			(new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_FLEX_INT &&  in open_backing_devices()
1753 			 new_disk_conf->meta_dev_idx != DRBD_MD_INDEX_INTERNAL));  in open_backing_devices()
1794 	struct disk_conf *new_disk_conf = NULL;  in drbd_adm_attach()  local
1842 	new_disk_conf = kzalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_attach()
1843 	if (!new_disk_conf) {  in drbd_adm_attach()
1847 	nbc->disk_conf = new_disk_conf;  in drbd_adm_attach()
1849 	set_disk_conf_defaults(new_disk_conf);  in drbd_adm_attach()
1850 	err = disk_conf_from_attrs(new_disk_conf, info);  in drbd_adm_attach()
1857 	if (new_disk_conf->c_plan_ahead > DRBD_C_PLAN_AHEAD_MAX)  in drbd_adm_attach()
1858 		new_disk_conf->c_plan_ahead = DRBD_C_PLAN_AHEAD_MAX;  in drbd_adm_attach()
1860 	new_plan = fifo_alloc((new_disk_conf->c_plan_ahead * 10 * SLEEP_TIME) / HZ);  in drbd_adm_attach()
1866 	if (new_disk_conf->meta_dev_idx < DRBD_MD_INDEX_FLEX_INT) {  in drbd_adm_attach()
1874 		if (new_disk_conf->fencing == FP_STONITH && nc->wire_protocol == DRBD_PROT_A) {  in drbd_adm_attach()
1882 	retcode = open_backing_devices(device, new_disk_conf, nbc);  in drbd_adm_attach()
1887 	    (new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_INTERNAL ||  in drbd_adm_attach()
1888 	     new_disk_conf->meta_dev_idx == DRBD_MD_INDEX_FLEX_INT)) {  in drbd_adm_attach()
1907 	sanitize_disk_conf(device, new_disk_conf, nbc);  in drbd_adm_attach()
1909 	if (drbd_get_max_capacity(nbc) < new_disk_conf->disk_size) {  in drbd_adm_attach()
1912 			(unsigned long long) new_disk_conf->disk_size);  in drbd_adm_attach()
1917 	if (new_disk_conf->meta_dev_idx < 0) {  in drbd_adm_attach()
1923 		min_md_device_sectors = MD_128MB_SECT * (new_disk_conf->meta_dev_idx + 1);  in drbd_adm_attach()
1947 		if (new_disk_conf->meta_dev_idx >= 0)  in drbd_adm_attach()
1990 	if (drbd_check_al_size(device, new_disk_conf)) {  in drbd_adm_attach()
2014 	retcode = drbd_resync_after_valid(device, new_disk_conf->resync_after);  in drbd_adm_attach()
2022 	if (new_disk_conf->md_flushes)  in drbd_adm_attach()
2037 	new_disk_conf = NULL;  in drbd_adm_attach()
2194 	kfree(new_disk_conf);  in drbd_adm_attach()
2831 	struct disk_conf *old_disk_conf, *new_disk_conf = NULL;  in drbd_adm_resize()  local
2886 		new_disk_conf = kmalloc(sizeof(struct disk_conf), GFP_KERNEL);  in drbd_adm_resize()
2887 		if (!new_disk_conf) {  in drbd_adm_resize()
2918 	if (new_disk_conf) {  in drbd_adm_resize()
2921 		*new_disk_conf = *old_disk_conf;  in drbd_adm_resize()
2922 		new_disk_conf->disk_size = (sector_t)rs.resize_size;  in drbd_adm_resize()
2923 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);  in drbd_adm_resize()
2927 		new_disk_conf = NULL;  in drbd_adm_resize()
2961 	kfree(new_disk_conf);  in drbd_adm_resize()