Commit dc076c83 authored May 11, 2020 by Hannes Reinecke Committed by Mike Snitzer May 20, 2020

dm zoned: ignore metadata zone in dmz_alloc_zone()



When looking up zones in dmz_alloc_zone() we need to ignore
metadata zones so as not to accidentally overwrite metadata.

Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Bob Liu <bob.liu@oracle.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>

parent ae3c1f11

drivers/md/dm-zoned-metadata.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -1907,7 +1907,13 @@ again:
		zone = NULL;
		goto again;
		}
		if (dmz_is_meta(zone)) {
		struct dmz_dev *dev = dmz_zone_to_dev(zmd, zone);

		dmz_dev_warn(dev, "Zone %u has metadata", zone->id);
		zone = NULL;
		goto again;
		}
		return zone;
		}

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