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authorChristoph Hellwig <hch@lst.de>2020-11-24 11:54:06 +0100
committerJens Axboe <axboe@kernel.dk>2020-12-01 14:53:38 -0700
commit040f04bd2e825f1d80b14a0e0ac3d830339eb779 (patch)
tree344a715d906949d20f1131c6f169b26fdb8e6eea /drivers/md/dm-core.h
parent60b498852bf219c0bf2b0864c69972840978ca43 (diff)
fs: simplify freeze_bdev/thaw_bdev
Store the frozen superblock in struct block_device to avoid the awkward interface that can return a sb only used a cookie, an ERR_PTR or NULL. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jan Kara <jack@suse.cz> Acked-by: Chao Yu <yuchao0@huawei.com> [f2fs] Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/dm-core.h')
-rw-r--r--drivers/md/dm-core.h5
1 files changed, 0 insertions, 5 deletions
diff --git a/drivers/md/dm-core.h b/drivers/md/dm-core.h
index d522093cb39d..aace147effca 100644
--- a/drivers/md/dm-core.h
+++ b/drivers/md/dm-core.h
@@ -96,11 +96,6 @@ struct mapped_device {
*/
struct workqueue_struct *wq;
- /*
- * freeze/thaw support require holding onto a super block
- */
- struct super_block *frozen_sb;
-
/* forced geometry settings */
struct hd_geometry geometry;