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-rw-r--r--fs/xfs/xfs_aops.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/fs/xfs/xfs_aops.c b/fs/xfs/xfs_aops.c
index 5d2518b24cea..0461fbe405b7 100644
--- a/fs/xfs/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -434,10 +434,22 @@ xfs_start_page_writeback(
{
ASSERT(PageLocked(page));
ASSERT(!PageWriteback(page));
- if (clear_dirty)
+
+ /*
+ * if the page was not fully cleaned, we need to ensure that the higher
+ * layers come back to it correctly. That means we need to keep the page
+ * dirty, and for WB_SYNC_ALL writeback we need to ensure the
+ * PAGECACHE_TAG_TOWRITE index mark is not removed so another attempt to
+ * write this page in this writeback sweep will be made.
+ */
+ if (clear_dirty) {
clear_page_dirty_for_io(page);
- set_page_writeback(page);
+ set_page_writeback(page);
+ } else
+ set_page_writeback_keepwrite(page);
+
unlock_page(page);
+
/* If no buffers on the page are to be written, finish it here */
if (!buffers)
end_page_writeback(page);