Messages in this thread Patch in this message | | | From | Johannes Weiner <> | Subject | [patch 1/5] memcg: no uncharged pages reach page_cgroup_zoneinfo | Date | Thu, 3 Feb 2011 15:26:02 +0100 |
| |
All callsites check PCG_USED before passing pc->mem_cgroup, so the latter is never NULL.
Signed-off-by: Johannes Weiner <hannes@cmpxchg.org> --- mm/memcontrol.c | 3 --- 1 files changed, 0 insertions(+), 3 deletions(-)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c index e071d7e..85b4b5a 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -370,9 +370,6 @@ page_cgroup_zoneinfo(struct page_cgroup *pc) int nid = page_cgroup_nid(pc); int zid = page_cgroup_zid(pc); - if (!mem) - return NULL; - return mem_cgroup_zoneinfo(mem, nid, zid); } -- 1.7.4
| |