block/drbd/drbd_nl.c

454 				rcu_dereference(peer_device->device->ldev->disk_conf);
720 			device->ldev->md.uuid[UI_CURRENT] &= ~(u64)1;
733 			      && device->ldev->md.uuid[UI_BITMAP] == 0) || forced)
736 			device->ldev->md.uuid[UI_CURRENT] |=  (u64)1;
943 	struct drbd_md *md = &device->ldev->md;
980 	drbd_md_set_sector_offsets(device, device->ldev);
983 	u_size = rcu_dereference(device->ldev->disk_conf)->disk_size;
985 	size = drbd_new_dev_size(device, device->ldev, u_size, flags & DDSF_FORCED);
1251 	max_segments = rcu_dereference(device->ldev->disk_conf)->max_bio_bvecs;
1527 	old_disk_conf = device->ldev->disk_conf;
1542 	sanitize_disk_conf(device, new_disk_conf, device->ldev);
1570 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);
1586 		device->ldev->md.flags &= ~MDF_AL_DISABLED;
1588 		device->ldev->md.flags |= MDF_AL_DISABLED;
1600 		drbd_reconsider_queue_parameters(device, device->ldev, NULL);
1703 void drbd_backing_dev_free(struct drbd_device *device, struct drbd_backing_dev *ldev)
1705 	if (ldev == NULL)
1708 	close_backing_dev(device, ldev->f_md_bdev,
1709 			  ldev->md_bdev != ldev->backing_bdev);
1710 	close_backing_dev(device, ldev->backing_bdev_file, true);
1712 	kfree(ldev->disk_conf);
1713 	kfree(ldev);
1965 	D_ASSERT(device, device->ldev == NULL);
1966 	device->ldev = nbc;
1975 	drbd_bump_write_ordering(device->resource, device->ldev, WO_BDEV_FLUSH);
1978 	if (drbd_md_test_flag(device->ldev, MDF_CRASHED_PRIMARY))
1983 	if (drbd_md_test_flag(device->ldev, MDF_PRIMARY_IND) &&
1992 	drbd_reconsider_queue_parameters(device, device->ldev, NULL);
2010 	     drbd_md_test_flag(device->ldev, MDF_PRIMARY_IND) &&
2011 	    !drbd_md_test_flag(device->ldev, MDF_CONNECTED_IND))
2021 	if (drbd_md_test_flag(device->ldev, MDF_FULL_SYNC) ||
2023 	     drbd_md_test_flag(device->ldev, MDF_AL_DISABLED))) {
2052 	if (drbd_md_test_flag(device->ldev, MDF_CONSISTENT)) {
2053 		if (drbd_md_test_flag(device->ldev, MDF_WAS_UP_TO_DATE))
2061 	if (drbd_md_test_flag(device->ldev, MDF_PEER_OUT_DATED))
2066 	    (ns.pdsk == D_OUTDATED || rcu_dereference(device->ldev->disk_conf)->fencing == FP_DONT_CARE))
2074 	if (rcu_dereference(device->ldev->disk_conf)->al_updates)
2075 		device->ldev->md.flags &= ~MDF_AL_DISABLED;
2077 		device->ldev->md.flags |= MDF_AL_DISABLED;
2104 		device->ldev->md.uuid[UI_CURRENT] |=  (u64)1;
2106 		device->ldev->md.uuid[UI_CURRENT] &= ~(u64)1;
2257 			enum drbd_fencing_p fp = rcu_dereference(device->ldev->disk_conf)->fencing;
2793 	rs.al_stripes = device->ldev->md.al_stripes;
2794 	rs.al_stripe_size = device->ldev->md.al_stripe_size_4k * 4;
2821 	u_size = rcu_dereference(device->ldev->disk_conf)->disk_size;
2831 	if (device->ldev->md.al_stripes != rs.al_stripes ||
2832 	    device->ldev->md.al_stripe_size_4k != rs.al_stripe_size / 4) {
2853 	if (device->ldev->known_size != drbd_get_capacity(device->ldev->backing_bdev))
2854 		device->ldev->known_size = drbd_get_capacity(device->ldev->backing_bdev);
2858 		old_disk_conf = device->ldev->disk_conf;
2861 		rcu_assign_pointer(device->ldev->disk_conf, new_disk_conf);
3300 		struct drbd_md *md = &device->ldev->md;
3399 				rcu_dereference(device->ldev->disk_conf);
3573 		struct drbd_md *md = &device->ldev->md;
3579 			(drbd_md_test_flag(device->ldev, MDF_CONNECTED_IND) ?
3581 			(drbd_md_test_flag(device->ldev, MDF_CONSISTENT) &&
3582 			 !drbd_md_test_flag(device->ldev, MDF_WAS_UP_TO_DATE) ?
3585 			(drbd_md_test_flag(device->ldev, MDF_FULL_SYNC) ?
3737 		disk_conf = rcu_dereference(device->ldev->disk_conf);
3772 		spin_lock_irq(&device->ldev->md.uuid_lock);
3773 		err = nla_put(skb, T_uuids, sizeof(si->uuids), device->ldev->md.uuid);
3774 		spin_unlock_irq(&device->ldev->md.uuid_lock);
3779 		if (nla_put_u32(skb, T_disk_flags, device->ldev->md.flags) ||
4139 	    device->ldev->md.uuid[UI_CURRENT] == UUID_JUST_CREATED && args.clear_bm) {