[PATCH 04/42] ocfs2: Drop pointless sync_mapping_buffers() calls

[Jan Kara <jack@suse.cz>]

ocfs2 never calls mark_buffer_dirty_inode() and thus its metadata
buffers list is always empty. Drop the pointless sync_mapping_buffers()
calls.

CC: Joel Becker <jlbec@evilplan.org>
CC: Joseph Qi <joseph.qi@linux.alibaba.com>
CC: ocfs2-devel@lists.linux.dev
Signed-off-by: Jan Kara <jack@suse.cz>
---
 fs/ocfs2/dlmglue.c | 1 -
 fs/ocfs2/namei.c   | 3 ---
 2 files changed, 4 deletions(-)

diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index bd2ddb7d841d..7283bb2c5a31 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -3971,7 +3971,6 @@ static int ocfs2_data_convert_worker(struct ocfs2_lock_res *lockres,
 		mlog(ML_ERROR, "Could not sync inode %llu for downconvert!",
 		     (unsigned long long)OCFS2_I(inode)->ip_blkno);
 	}
-	sync_mapping_buffers(mapping);
 	if (blocking == DLM_LOCK_EX) {
 		truncate_inode_pages(mapping, 0);
 	} else {
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 268b79339a51..1277666c77cd 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -1683,9 +1683,6 @@ static int ocfs2_rename(struct mnt_idmap *idmap,
 	if (rename_lock)
 		ocfs2_rename_unlock(osb);
 
-	if (new_inode)
-		sync_mapping_buffers(old_inode->i_mapping);
-
 	iput(new_inode);
 
 	ocfs2_free_dir_lookup_result(&target_lookup_res);
-- 
2.51.0