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ext4: clean up some wait_on_page_writeback calls

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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>
This commit is contained in:
Darrick J. Wong 2011-05-18 13:53:20 -04:00 committed by Theodore Ts'o
parent ed3ce80a52
commit 7cb1a5351d
2 changed files with 2 additions and 5 deletions
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4
fs/ext4/inode.c
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@ -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)

3
fs/ext4/move_extent.c
View File

@ -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);