mm, vmstat: allow WQ concurrency to discover memory reclaim doesn't make any progress

[karo-tx-linux.git] / mm / page-writeback.c

diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 2c90357c34ea4c4d81521b7bf14d669d6565cc07..d15d88c8efa1e25bf76fe3bf07f6eeb08fd14fd5 100644 (file)
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2,7 +2,7 @@
  * mm/page-writeback.c
  *
  * Copyright (C) 2002, Linus Torvalds.
- * Copyright (C) 2007 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com>
+ * Copyright (C) 2007 Red Hat, Inc., Peter Zijlstra
  *
  * Contains functions related to writing back dirty pages at the
  * address_space level.
@@ -1542,7 +1542,9 @@ static void balance_dirty_pages(struct address_space *mapping,
        for (;;) {
                unsigned long now = jiffies;
                unsigned long dirty, thresh, bg_thresh;
-               unsigned long m_dirty, m_thresh, m_bg_thresh;
+               unsigned long m_dirty = 0;      /* stop bogus uninit warnings */
+               unsigned long m_thresh = 0;
+               unsigned long m_bg_thresh = 0;
 
                /*
                 * Unstable writes are a feature of certain networked