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authorHannes Reinecke <hare@suse.de>2020-05-11 10:24:26 +0200
committerMike Snitzer <snitzer@redhat.com>2020-05-19 13:30:32 -0400
commitaa821c8dc0d76fa9f827becf1186bfd824f1fcfb (patch)
treeaada2e40bb090feafb072106c80d1e3880f9da58 /drivers/md/dm-zoned-metadata.c
parent52d6775888c65be66f3577ccd0f14b51691df7f9 (diff)
downloadlinux-aa821c8dc0d76fa9f827becf1186bfd824f1fcfb.tar.bz2
dm zoned: use dmz_zone_to_dev() when handling metadata I/O
Use accessors to retrieve the device pointer in preparation for adding an additional block device. 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>
Diffstat (limited to 'drivers/md/dm-zoned-metadata.c')
-rw-r--r--drivers/md/dm-zoned-metadata.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c
index 426af738f1ca..312194be4cb0 100644
--- a/drivers/md/dm-zoned-metadata.c
+++ b/drivers/md/dm-zoned-metadata.c
@@ -1310,6 +1310,7 @@ static int dmz_update_zone_cb(struct blk_zone *blkz, unsigned int idx,
*/
static int dmz_update_zone(struct dmz_metadata *zmd, struct dm_zone *zone)
{
+ struct dmz_dev *dev = dmz_zone_to_dev(zmd, zone);
unsigned int noio_flag;
int ret;
@@ -1320,16 +1321,16 @@ static int dmz_update_zone(struct dmz_metadata *zmd, struct dm_zone *zone)
* GFP_NOIO was specified.
*/
noio_flag = memalloc_noio_save();
- ret = blkdev_report_zones(zmd->dev->bdev, dmz_start_sect(zmd, zone), 1,
+ ret = blkdev_report_zones(dev->bdev, dmz_start_sect(zmd, zone), 1,
dmz_update_zone_cb, zone);
memalloc_noio_restore(noio_flag);
if (ret == 0)
ret = -EIO;
if (ret < 0) {
- dmz_dev_err(zmd->dev, "Get zone %u report failed",
+ dmz_dev_err(dev, "Get zone %u report failed",
zone->id);
- dmz_check_bdev(zmd->dev);
+ dmz_check_bdev(dev);
return ret;
}
@@ -1343,6 +1344,7 @@ static int dmz_update_zone(struct dmz_metadata *zmd, struct dm_zone *zone)
static int dmz_handle_seq_write_err(struct dmz_metadata *zmd,
struct dm_zone *zone)
{
+ struct dmz_dev *dev = dmz_zone_to_dev(zmd, zone);
unsigned int wp = 0;
int ret;
@@ -1351,7 +1353,7 @@ static int dmz_handle_seq_write_err(struct dmz_metadata *zmd,
if (ret)
return ret;
- dmz_dev_warn(zmd->dev, "Processing zone %u write error (zone wp %u/%u)",
+ dmz_dev_warn(dev, "Processing zone %u write error (zone wp %u/%u)",
zone->id, zone->wp_block, wp);
if (zone->wp_block < wp) {
@@ -1384,7 +1386,7 @@ static int dmz_reset_zone(struct dmz_metadata *zmd, struct dm_zone *zone)
return 0;
if (!dmz_is_empty(zone) || dmz_seq_write_err(zone)) {
- struct dmz_dev *dev = zmd->dev;
+ struct dmz_dev *dev = dmz_zone_to_dev(zmd, zone);
ret = blkdev_zone_mgmt(dev->bdev, REQ_OP_ZONE_RESET,
dmz_start_sect(zmd, zone),