ext4: clean up some wait_on_page_writeback calls

wait_on_page_writeback already checks the writeback bit, so callers of it
needn't do that test.

Signed-off-by: Darrick J. Wong <djwong@us.ibm.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

2 files changed, 2 insertions, 5 deletions

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 3424e82392ad..f6caaac83731 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -2796,9 +2796,7 @@ static int write_cache_pages_da(struct address_space *mapping,
                                 continue;
                         }
 
-                        if (PageWriteback(page))
-                                wait_on_page_writeback(page);
-
+                        wait_on_page_writeback(page);
                         BUG_ON(PageWriteback(page));
 
                         if (mpd->next_page != page->index)
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index b9f3e7862f13..2b8304bf3c50 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -876,8 +876,7 @@ move_extent_per_page(struct file *o_filp, struct inode *donor_inode,
          * It needs to call wait_on_page_writeback() to wait for the
          * writeback of the page.
          */
-        if (PageWriteback(page))
-                wait_on_page_writeback(page);
+        wait_on_page_writeback(page);
 
         /* Release old bh and drop refs */
         try_to_release_page(page, 0);