diff options
author | Christian Brauner <brauner@kernel.org> | 2023-10-24 15:01:16 +0200 |
---|---|---|
committer | Christian Brauner <brauner@kernel.org> | 2023-11-18 14:59:24 +0100 |
commit | e419cf3ebaee694a826ddcfb350f1b1ebaf1e599 (patch) | |
tree | 38f4085690b11056e876be468f0b9329eddab94b /include/linux/blkdev.h | |
parent | 01bc8e9ae23a4257e12c87f5caa0f21034e7b40b (diff) |
blkdev: comment fs_holder_ops
Add a comment to @fs_holder_ops that @holder must point to a superblock.
Link: https://lore.kernel.org/r/20231024-vfs-super-freeze-v2-10-599c19f4faac@kernel.org
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r-- | include/linux/blkdev.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 1bc776335ff8..abf71cce785c 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1480,6 +1480,11 @@ struct blk_holder_ops { int (*thaw)(struct block_device *bdev); }; +/* + * For filesystems using @fs_holder_ops, the @holder argument passed to + * helpers used to open and claim block devices via + * bd_prepare_to_claim() must point to a superblock. + */ extern const struct blk_holder_ops fs_holder_ops; /* |