diff options
| author | Hannes Reinecke <hare@suse.de> | 2020-06-02 14:09:49 +0300 |
|---|---|---|
| committer | Mike Snitzer <snitzer@redhat.com> | 2020-06-05 21:59:49 +0300 |
| commit | 18979819b57ecbc598a8e27d925ab4bb9e145cf0 (patch) | |
| tree | 4861c3c98531bc7c20a6aae7beb7d74071bdaf0e /drivers/md | |
| parent | 8f22272af7a72763fe9f6b710cdcc380fed80f75 (diff) | |
| download | linux-18979819b57ecbc598a8e27d925ab4bb9e145cf0.tar.xz | |
dm zoned: add metadata pointer to struct dmz_dev
Add a metadata pointer within struct dmz_dev and use it as argument
for blkdev_report_zones() instead of the metadata itself.
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>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm-zoned-metadata.c | 14 | ||||
| -rw-r--r-- | drivers/md/dm-zoned.h | 7 |
2 files changed, 13 insertions, 8 deletions
diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c index 68d44506e6f3..71f263a78515 100644 --- a/drivers/md/dm-zoned-metadata.c +++ b/drivers/md/dm-zoned-metadata.c @@ -1371,8 +1371,8 @@ static int dmz_load_sb(struct dmz_metadata *zmd) */ static int dmz_init_zone(struct blk_zone *blkz, unsigned int num, void *data) { - struct dmz_metadata *zmd = data; - struct dmz_dev *dev = zmd->nr_devs > 1 ? &zmd->dev[1] : &zmd->dev[0]; + struct dmz_dev *dev = data; + struct dmz_metadata *zmd = dev->metadata; int idx = num + dev->zone_offset; struct dm_zone *zone; @@ -1495,8 +1495,12 @@ static int dmz_init_zones(struct dmz_metadata *zmd) /* Allocate zone array */ zmd->nr_zones = 0; - for (i = 0; i < zmd->nr_devs; i++) - zmd->nr_zones += zmd->dev[i].nr_zones; + for (i = 0; i < zmd->nr_devs; i++) { + struct dmz_dev *dev = &zmd->dev[i]; + + dev->metadata = zmd; + zmd->nr_zones += dev->nr_zones; + } if (!zmd->nr_zones) { DMERR("(%s): No zones found", zmd->devname); @@ -1531,7 +1535,7 @@ static int dmz_init_zones(struct dmz_metadata *zmd) * first randomly writable zone. */ ret = blkdev_report_zones(zoned_dev->bdev, 0, BLK_ALL_ZONES, - dmz_init_zone, zmd); + dmz_init_zone, zoned_dev); if (ret < 0) { DMDEBUG("(%s): Failed to report zones, error %d", zmd->devname, ret); diff --git a/drivers/md/dm-zoned.h b/drivers/md/dm-zoned.h index 316344bf07bd..983f5b5e9fa0 100644 --- a/drivers/md/dm-zoned.h +++ b/drivers/md/dm-zoned.h @@ -45,11 +45,15 @@ #define dmz_bio_block(bio) dmz_sect2blk((bio)->bi_iter.bi_sector) #define dmz_bio_blocks(bio) dmz_sect2blk(bio_sectors(bio)) +struct dmz_metadata; +struct dmz_reclaim; + /* * Zoned block device information. */ struct dmz_dev { struct block_device *bdev; + struct dmz_metadata *metadata; char name[BDEVNAME_SIZE]; uuid_t uuid; @@ -170,9 +174,6 @@ enum { #define dmz_dev_debug(dev, format, args...) \ DMDEBUG("(%s): " format, (dev)->name, ## args) -struct dmz_metadata; -struct dmz_reclaim; - /* * Functions defined in dm-zoned-metadata.c */ |