ext4: mark metadata blocks using bh flags

This allows metadata writebacks which are issued via block device
writeback to be sent with the current write request flags.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

1 files changed, 5 insertions, 1 deletions

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 62492e954483..d7518e2728f1 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -1080,10 +1080,14 @@ retry_journal:
 /* For write_end() in data=journal mode */
 static int write_end_fn(handle_t *handle, struct buffer_head *bh)
 {
+        int ret;
         if (!buffer_mapped(bh) || buffer_freed(bh))
                 return 0;
         set_buffer_uptodate(bh);
-        return ext4_handle_dirty_metadata(handle, NULL, bh);
+        ret = ext4_handle_dirty_metadata(handle, NULL, bh);
+        clear_buffer_meta(bh);
+        clear_buffer_prio(bh);
+        return ret;
 }
 
 /*