[PATCH RFC v2 16/18] super: make fs_holder_ops private

Now that filesystems open and claim their block devices through
fs_bdev_file_open_by_{dev,path}(), nothing outside fs/super.c references
fs_holder_ops. Make it static and drop its declaration from blkdev.h.

Reviewed-by: Jan Kara <[email protected]>
Signed-off-by: Christian Brauner (Amutable) <[email protected]>
---
 fs/super.c             | 3 +--
 include/linux/blkdev.h | 7 -------
 2 files changed, 1 insertion(+), 9 deletions(-)

diff --git a/fs/super.c b/fs/super.c
index a83f58755cf8..2d0a07861bfc 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1624,13 +1624,12 @@ static int fs_bdev_thaw(struct block_device *bdev)
 	return error;
 }
 
-const struct blk_holder_ops fs_holder_ops = {
+static const struct blk_holder_ops fs_holder_ops = {
 	.mark_dead		= fs_bdev_mark_dead,
 	.sync			= fs_bdev_sync,
 	.freeze			= fs_bdev_freeze,
 	.thaw			= fs_bdev_thaw,
 };
-EXPORT_SYMBOL_GPL(fs_holder_ops);
 
 static struct super_dev *super_dev_lookup(dev_t dev, struct super_block *sb)
 {
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index cee548184a7b..45225b4f7193 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1772,13 +1772,6 @@ struct blk_holder_ops {
 		__releases(&bdev->bd_holder_lock);
 };
 
-/*
- * 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;
-
 /*
  * Return the correct open flags for blkdev_get_by_* for super block flags
  * as stored in sb->s_flags.

-- 
2.47.3