Unverified Commit e419cf3e authored by Christian Brauner's avatar Christian Brauner
Browse files

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: default avatarDarrick J. Wong <djwong@kernel.org>
Reviewed-by: default avatarJan Kara <jack@suse.cz>
Reviewed-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 01bc8e9a

include/linux/blkdev.h

+5 −0
Original line number Diff line number Diff line
@@ -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;



/*