From: Salman Qazi <sqazi@google.com>
Date: Thu, 11 Sep 2008 19:25:41 +0000 (-0700)
Subject: slub: fixed uninitialized counter in struct kmem_cache_node
X-Git-Tag: firefly_0821_release~17980^2
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=02b71b70129aaaa38f280af2aa5a767a4dec9107;p=firefly-linux-kernel-4.4.55.git

slub: fixed uninitialized counter in struct kmem_cache_node

Initialized total objects atomic for the node in init_kmem_cache_node.  The
uninitialized value was ruining the stats in /proc/slabinfo.

Acked-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Salman Qazi <sqazi@google.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
---

diff --git a/mm/slub.c b/mm/slub.c
index fb486d5540f8..0c83e6afe7b2 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -1932,6 +1932,7 @@ init_kmem_cache_node(struct kmem_cache_node *n, struct kmem_cache *s)
 	INIT_LIST_HEAD(&n->partial);
 #ifdef CONFIG_SLUB_DEBUG
 	atomic_long_set(&n->nr_slabs, 0);
+	atomic_long_set(&n->total_objects, 0);
 	INIT_LIST_HEAD(&n->full);
 #endif
 }