xfs: handle negative wbc->nr_to_write during sync writeback

[mirror_ubuntu-artful-kernel.git] / fs / xfs / linux-2.6 / xfs_aops.c

diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index 15412fe15c3a47f3cc744af36cecfe2b01e5a5a3..528be1ba1402f31238429931ac64e3822041d4f2 100644 (file)
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -852,8 +852,8 @@ xfs_convert_page(
                SetPageUptodate(page);
 
        if (count) {
-               wbc->nr_to_write--;
-               if (wbc->nr_to_write <= 0)
+               if (--wbc->nr_to_write <= 0 &&
+                   wbc->sync_mode == WB_SYNC_NONE)
                        done = 1;
        }
        xfs_start_page_writeback(page, !page_dirty, count);