dm: improve shrinker debug names

[ Upstream commit c87791bcc455a91e51ca9800faaacc21c8d67785 ]

Commit e33c267ab70d ("mm: shrinkers: provide shrinkers with names")
chose some fairly bad names for DM's shrinkers.

Fixes: e33c267ab70d ("mm: shrinkers: provide shrinkers with names")
Signed-off-by : Mike Snitzer <snitzer@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index bb786c3..19caaf6 100644 (file)
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -1833,7 +1833,7 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign
        c->shrinker.scan_objects = dm_bufio_shrink_scan;
        c->shrinker.seeks = 1;
        c->shrinker.batch = 0;
-       r = register_shrinker(&c->shrinker, "md-%s:(%u:%u)", slab_name,
+       r = register_shrinker(&c->shrinker, "dm-bufio:(%u:%u)",
                              MAJOR(bdev->bd_dev), MINOR(bdev->bd_dev));
        if (r)
                goto bad;

diff --git a/drivers/md/dm-zoned-metadata.c b/drivers/md/dm-zoned-metadata.c
index 0278482..c795ea7 100644 (file)
--- a/drivers/md/dm-zoned-metadata.c
+++ b/drivers/md/dm-zoned-metadata.c
@@ -2945,7 +2945,7 @@ int dmz_ctr_metadata(struct dmz_dev *dev, int num_dev,
        zmd->mblk_shrinker.seeks = DEFAULT_SEEKS;
 
        /* Metadata cache shrinker */
-       ret = register_shrinker(&zmd->mblk_shrinker, "md-meta:(%u:%u)",
+       ret = register_shrinker(&zmd->mblk_shrinker, "dm-zoned-meta:(%u:%u)",
                                MAJOR(dev->bdev->bd_dev),
                                MINOR(dev->bdev->bd_dev));
        if (ret) {