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dm zoned: add debugging message for reading superblocks
author
Hannes Reinecke
<hare@suse.de>
Tue, 2 Jun 2020 11:09:42 +0000
(13:09 +0200)
committer
Mike Snitzer
<snitzer@redhat.com>
Fri, 5 Jun 2020 18:59:43 +0000
(14:59 -0400)
Signed-off-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
drivers/md/dm-zoned-metadata.c
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diff --git
a/drivers/md/dm-zoned-metadata.c
b/drivers/md/dm-zoned-metadata.c
index
4a2e351
..
ef1524d
100644
(file)
--- a/
drivers/md/dm-zoned-metadata.c
+++ b/
drivers/md/dm-zoned-metadata.c
@@
-1105,6
+1105,10
@@
static int dmz_check_sb(struct dmz_metadata *zmd, unsigned int set)
*/
static int dmz_read_sb(struct dmz_metadata *zmd, unsigned int set)
{
+ dmz_zmd_debug(zmd, "read superblock set %d dev %s block %llu",
+ set, zmd->sb[set].dev->name,
+ zmd->sb[set].block);
+
return dmz_rdwr_block(zmd->sb[set].dev, REQ_OP_READ,
zmd->sb[set].block, zmd->sb[set].mblk->page);
}