[PATCH 08/12] fs: export fs_holder_ops

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Export fs_holder_ops so that file systems that open additional block
devices can use it as well.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 fs/super.c             | 3 ++-
 include/linux/blkdev.h | 2 ++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/fs/super.c b/fs/super.c
index 0cda4af0a7e16c..dac05f96ab9ac8 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -1244,9 +1244,10 @@ static void fs_mark_dead(struct block_device *bdev)
 	up_read(&sb->s_umount);
 }
 
-static const struct blk_holder_ops fs_holder_ops = {
+const struct blk_holder_ops fs_holder_ops = {
 	.mark_dead		= fs_mark_dead,
 };
+EXPORT_SYMBOL_GPL(fs_holder_ops);
 
 static int set_bdev_super(struct super_block *s, void *data)
 {
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index ed44a997f629f5..83262702eea71a 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -1464,6 +1464,8 @@ struct blk_holder_ops {
 	void (*mark_dead)(struct block_device *bdev);
 };
 
+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.
-- 
2.39.2




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