[PATCH 4/7] btrfs: use sync_blockdev

[Christoph Hellwig <hch@xxxxxx>]

Use sync_blockdev instead of opencoding it.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 fs/btrfs/volumes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 2ec3b8ac8fa35..b51e4b464103e 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -508,7 +508,7 @@ btrfs_get_bdev_and_sb(const char *device_path, fmode_t 
flags, void *holder,
        }
 
        if (flush)
-               filemap_write_and_wait((*bdev)->bd_inode->i_mapping);
+               sync_blockdev(*bdev);
        ret = set_blocksize(*bdev, BTRFS_BDEV_BLOCKSIZE);
        if (ret) {
                blkdev_put(*bdev, flags);
-- 
2.30.2