Use the dmz_zone_to_dev() mapping function to remove the
'dev' argument from reclaim.
Signed-off-by: Hannes Reinecke <[email protected]>
---
drivers/md/dm-zoned-metadata.c | 5 ++++
drivers/md/dm-zoned-reclaim.c | 44 ++++++++++++++++++----------------
drivers/md/dm-zoned-target.c | 2 +-
drivers/md/dm-zoned.h | 4 +++-
4 files changed, 33 insertions(+), 22 deletions(-)
diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c
index f7ae57e78230..9919aa6210c1 100644
--- a/drivers/md/dm-zoned-metadata.c
+++ b/drivers/md/dm-zoned-metadata.c
@@ -272,6 +272,11 @@ const char *dmz_metadata_label(struct dmz_metadata *zmd)
return (const char *)zmd->devname;
}
+bool dmz_check_dev(struct dmz_metadata *zmd)
+{
+ return dmz_check_bdev(&zmd->dev[0]);
+}
+
/*
* Lock/unlock mapping table.
* The map lock also protects all the zone lists.
diff --git a/drivers/md/dm-zoned-reclaim.c b/drivers/md/dm-zoned-reclaim.c
index c46159b6fc46..b41ef358210f 100644
--- a/drivers/md/dm-zoned-reclaim.c
+++ b/drivers/md/dm-zoned-reclaim.c
@@ -13,7 +13,6 @@
struct dmz_reclaim {
struct dmz_metadata *metadata;
- struct dmz_dev *dev;
struct delayed_work work;
struct workqueue_struct *wq;
@@ -59,6 +58,7 @@ static int dmz_reclaim_align_wp(struct dmz_reclaim *zrc,
struct dm_zone *zone,
sector_t block)
{
struct dmz_metadata *zmd = zrc->metadata;
+ struct dmz_dev *dev = dmz_zone_to_dev(zmd, zone);
sector_t wp_block = zone->wp_block;
unsigned int nr_blocks;
int ret;
@@ -74,15 +74,15 @@ static int dmz_reclaim_align_wp(struct dmz_reclaim *zrc,
struct dm_zone *zone,
* pointer and the requested position.
*/
nr_blocks = block - wp_block;
- ret = blkdev_issue_zeroout(zrc->dev->bdev,
+ ret = blkdev_issue_zeroout(dev->bdev,
dmz_start_sect(zmd, zone) +
dmz_blk2sect(wp_block),
dmz_blk2sect(nr_blocks), GFP_NOIO, 0);
if (ret) {
- dmz_dev_err(zrc->dev,
+ dmz_dev_err(dev,
"Align zone %u wp %llu to %llu (wp+%u) blocks failed
%d",
dmz_id(zmd, zone), (unsigned long long)wp_block,
(unsigned long long)block, nr_blocks, ret);
- dmz_check_bdev(zrc->dev);
+ dmz_check_bdev(dev);
return ret;
}
@@ -116,7 +116,7 @@ static int dmz_reclaim_copy(struct dmz_reclaim *zrc,
struct dm_zone *src_zone, struct dm_zone *dst_zone)
{
struct dmz_metadata *zmd = zrc->metadata;
- struct dmz_dev *dev = zrc->dev;
+ struct dmz_dev *src_dev, *dst_dev;
struct dm_io_region src, dst;
sector_t block = 0, end_block;
sector_t nr_blocks;
@@ -130,13 +130,17 @@ static int dmz_reclaim_copy(struct dmz_reclaim *zrc,
else
end_block = dmz_zone_nr_blocks(zmd);
src_zone_block = dmz_start_block(zmd, src_zone);
+ src_dev = dmz_zone_to_dev(zmd, src_zone);
dst_zone_block = dmz_start_block(zmd, dst_zone);
+ dst_dev = dmz_zone_to_dev(zmd, dst_zone);
if (dmz_is_seq(dst_zone))
set_bit(DM_KCOPYD_WRITE_SEQ, &flags);
while (block < end_block) {
- if (dev->flags & DMZ_BDEV_DYING)
+ if (src_dev->flags & DMZ_BDEV_DYING)
+ return -EIO;
+ if (dst_dev->flags & DMZ_BDEV_DYING)
return -EIO;
/* Get a valid region from the source zone */
@@ -156,11 +160,11 @@ static int dmz_reclaim_copy(struct dmz_reclaim *zrc,
return ret;
}
- src.bdev = dev->bdev;
+ src.bdev = src_dev->bdev;
src.sector = dmz_blk2sect(src_zone_block + block);
src.count = dmz_blk2sect(nr_blocks);
- dst.bdev = dev->bdev;
+ dst.bdev = dst_dev->bdev;
dst.sector = dmz_blk2sect(dst_zone_block + block);
dst.count = src.count;
@@ -192,9 +196,10 @@ static int dmz_reclaim_buf(struct dmz_reclaim *zrc, struct dm_zone *dzone)
struct dm_zone *bzone = dzone->bzone;
sector_t chunk_block = dzone->wp_block;
struct dmz_metadata *zmd = zrc->metadata;
+ struct dmz_dev *dev = dmz_zone_to_dev(zmd, dzone);
int ret;
- dmz_dev_debug(zrc->dev,
+ dmz_dev_debug(dev,
"Chunk %u, move buf zone %u (weight %u) to data zone %u
(weight %u)",
dzone->chunk, dmz_id(zmd, bzone), dmz_weight(bzone),
dmz_id(zmd, dzone), dmz_weight(dzone));
@@ -231,9 +236,10 @@ static int dmz_reclaim_seq_data(struct dmz_reclaim *zrc,
struct dm_zone *dzone)
unsigned int chunk = dzone->chunk;
struct dm_zone *bzone = dzone->bzone;
struct dmz_metadata *zmd = zrc->metadata;
+ struct dmz_dev *dev = dmz_zone_to_dev(zmd, dzone);
int ret = 0;
- dmz_dev_debug(zrc->dev,
+ dmz_dev_debug(dev,
"Chunk %u, move data zone %u (weight %u) to buf zone %u
(weight %u)",
chunk, dmz_id(zmd, dzone), dmz_weight(dzone),
dmz_id(zmd, bzone), dmz_weight(bzone));
@@ -276,6 +282,7 @@ static int dmz_reclaim_rnd_data(struct dmz_reclaim *zrc,
struct dm_zone *dzone)
unsigned int chunk = dzone->chunk;
struct dm_zone *szone = NULL;
struct dmz_metadata *zmd = zrc->metadata;
+ struct dmz_dev *dev = dmz_zone_to_dev(zmd, dzone);
int ret;
/* Get a free sequential zone */
@@ -285,7 +292,7 @@ static int dmz_reclaim_rnd_data(struct dmz_reclaim *zrc,
struct dm_zone *dzone)
if (!szone)
return -ENOSPC;
- dmz_dev_debug(zrc->dev,
+ dmz_dev_debug(dev,
"Chunk %u, move rnd zone %u (weight %u) to seq zone %u",
chunk, dmz_id(zmd, dzone), dmz_weight(dzone),
dmz_id(zmd, szone));
@@ -344,6 +351,7 @@ static int dmz_do_reclaim(struct dmz_reclaim *zrc)
struct dmz_metadata *zmd = zrc->metadata;
struct dm_zone *dzone;
struct dm_zone *rzone;
+ struct dmz_dev *dev;
unsigned long start;
int ret;
@@ -353,7 +361,7 @@ static int dmz_do_reclaim(struct dmz_reclaim *zrc)
return PTR_ERR(dzone);
start = jiffies;
-
+ dev = dmz_zone_to_dev(zmd, dzone);
if (dmz_is_rnd(dzone)) {
if (!dmz_weight(dzone)) {
/* Empty zone */
@@ -401,13 +409,13 @@ static int dmz_do_reclaim(struct dmz_reclaim *zrc)
ret = dmz_flush_metadata(zrc->metadata);
if (ret) {
- dmz_dev_debug(zrc->dev,
+ dmz_dev_debug(dev,
"Metadata flush for zone %u failed, err %d\n",
dmz_id(zmd, rzone), ret);
return ret;
}
- dmz_dev_debug(zrc->dev, "Reclaimed zone %u in %u ms",
+ dmz_dev_debug(dev, "Reclaimed zone %u in %u ms",
dmz_id(zmd, rzone), jiffies_to_msecs(jiffies - start));
