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authorChao Yu <yuchao0@huawei.com>2016-11-29 06:13:43 +0300
committerJaegeuk Kim <jaegeuk@kernel.org>2016-11-30 02:43:00 +0300
commit0002b61bdaac732bcff364a18f5bd57c95def0a5 (patch)
tree5fb79ef6290e709bd82f6df3767df16be862b10a /fs/f2fs
parent26787236b36660baf4d136281d40b5bb33a570ec (diff)
downloadlinux-0002b61bdaac732bcff364a18f5bd57c95def0a5.tar.xz
f2fs: return AOP_WRITEPAGE_ACTIVATE for writepage
We should use AOP_WRITEPAGE_ACTIVATE when we bypass writing pages. Signed-off-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Miao Xie <miaoxie@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/data.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index 8c5b63bda68b..b90fb010a991 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -1384,6 +1384,8 @@ out:
redirty_out:
redirty_page_for_writepage(wbc, page);
+ if (!err)
+ return AOP_WRITEPAGE_ACTIVATE;
unlock_page(page);
return err;
}
@@ -1479,6 +1481,15 @@ continue_unlock:
ret = mapping->a_ops->writepage(page, wbc);
if (unlikely(ret)) {
+ /*
+ * keep nr_to_write, since vfs uses this to
+ * get # of written pages.
+ */
+ if (ret == AOP_WRITEPAGE_ACTIVATE) {
+ unlock_page(page);
+ ret = 0;
+ continue;
+ }
done_index = page->index + 1;
done = 1;
break;