diff options
-rw-r--r-- | mm/page_cgroup.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c index 6c0081441a3..5bffada7cde 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 |