From: Mike Snitzer <snitzer@kernel.org>
Date: Wed, 25 Jan 2023 13:01:46 -0500
Subject: [PATCH] dm: improve shrinker debug names
References: bsc#1012628
Patch-mainline: 6.2.3
Git-commit: c87791bcc455a91e51ca9800faaacc21c8d67785

[ 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>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
 drivers/md/dm-bufio.c          | 2 +-
 drivers/md/dm-zoned-metadata.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index bb786c39..19caaf68 100644
--- 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 0278482f..c795ea7d 100644
--- 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) {
-- 
2.35.3