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authorChristian Brauner <[email protected]>2023-10-24 15:01:16 +0200
committerChristian Brauner <[email protected]>2023-11-18 14:59:24 +0100
commite419cf3ebaee694a826ddcfb350f1b1ebaf1e599 (patch)
tree38f4085690b11056e876be468f0b9329eddab94b /include/linux
parent01bc8e9ae23a4257e12c87f5caa0f21034e7b40b (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/[email protected] Reviewed-by: Darrick J. Wong <[email protected]> Reviewed-by: Jan Kara <[email protected]> Reviewed-by: Christoph Hellwig <[email protected]> Signed-off-by: Christian Brauner <[email protected]>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/blkdev.h5
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;
/*