[PATCH 5/9] udf: Fix possibly missing inode write on fsync(2)

[Jan Kara <jack@suse.cz>]

Use mmb inode buffer writeout infrastructure to reliably write out
inode's block on fsync(2).

Signed-off-by: Jan Kara <jack@suse.cz>
---
 fs/udf/inode.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 67bcf83758c8..4102d3482319 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -1707,7 +1707,7 @@ void udf_update_extra_perms(struct inode *inode, umode_t mode)
 
 int udf_write_inode(struct inode *inode, struct writeback_control *wbc)
 {
-	return udf_update_inode(inode, wbc->sync_mode == WB_SYNC_ALL);
+	return udf_update_inode(inode, 0);
 }
 
 static int udf_sync_inode(struct inode *inode)
@@ -1937,6 +1937,7 @@ static int udf_update_inode(struct inode *inode, int do_sync)
 
 	/* write the data blocks */
 	mark_buffer_dirty(bh);
+	iinfo->i_metadata_bhs.inode_blk = bh->b_blocknr;
 	if (do_sync) {
 		sync_dirty_buffer(bh);
 		if (buffer_write_io_error(bh)) {
-- 
2.51.0