aboutsummaryrefslogtreecommitdiff
path: root/fs/fs-writeback.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/fs-writeback.c')
-rw-r--r--fs/fs-writeback.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 517f211a3bd..92d353e069d 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -743,11 +743,17 @@ static long wb_writeback(struct bdi_writeback *wb,
if (work->for_background && !over_bground_thresh(wb->bdi))
break;
+ /*
+ * Kupdate and background works are special and we want to
+ * include all inodes that need writing. Livelock avoidance is
+ * handled by these works yielding to any other work so we are
+ * safe.
+ */
if (work->for_kupdate) {
oldest_jif = jiffies -
msecs_to_jiffies(dirty_expire_interval * 10);
- work->older_than_this = &oldest_jif;
- }
+ } else if (work->for_background)
+ oldest_jif = jiffies;
trace_writeback_start(wb->bdi, work);
if (list_empty(&wb->b_io))