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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-04 10:26:03 +1000
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2010-08-04 10:26:03 +1000
commit412a4ac5e9cf7fdeb6af562c25547a9b9da7674f (patch)
treea8ce13cbc9c47c99799e5e3e3ad26ba78274ee73 /mm/page_cgroup.c
parente8e5c2155b0035b6e04f29be67f6444bc914005b (diff)
parent0c2daaafcdec726e89cbccca61d576de8429c537 (diff)
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Merge commit 'gcl/next' into next
Diffstat (limited to 'mm/page_cgroup.c')
-rw-r--r--mm/page_cgroup.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index 6c00814..5bffada 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -9,6 +9,7 @@
#include <linux/vmalloc.h>
#include <linux/cgroup.h>
#include <linux/swapops.h>
+#include <linux/kmemleak.h>
static void __meminit
__init_page_cgroup(struct page_cgroup *pc, unsigned long pfn)
@@ -126,6 +127,12 @@ static int __init_refok init_section_page_cgroup(unsigned long pfn)
if (!base)
base = vmalloc(table_size);
}
+ /*
+ * The value stored in section->page_cgroup is (base - pfn)
+ * and it does not point to the memory block allocated above,
+ * causing kmemleak false positives.
+ */
+ kmemleak_not_leak(base);
} else {
/*
* We don't have to allocate page_cgroup again, but