The patch titled
Subject: mm: memcontrol: per-lruvec stats infrastructure fix 3
has been added to the -mm tree. Its filename is
mm-memcontrol-per-lruvec-stats-infrastructure-fix-3.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-memcontrol-per-lruvec-stats-infrastructure-fix-3.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-memcontrol-per-lruvec-stats-infrastructure-fix-3.patch
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------------------------------------------------------
From: Johannes Weiner <hannes@xxxxxxxxxxx>
Subject: mm: memcontrol: per-lruvec stats infrastructure fix 3
As pointed out by Vladimir, there is a missing free_percpu() for the
lruvec_stat object in the memcg's per node info. Add this.
Link: http://lkml.kernel.org/r/20170605175354.GB8547@xxxxxxxxxxx
Signed-off-by: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxx>
Cc: Vladimir Davydov <vdavydov.dev@xxxxxxxxx>
Cc: Rik van Riel <riel@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memcontrol.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff -puN mm/memcontrol.c~mm-memcontrol-per-lruvec-stats-infrastructure-fix-3 mm/memcontrol.c
--- a/mm/memcontrol.c~mm-memcontrol-per-lruvec-stats-infrastructure-fix-3
+++ a/mm/memcontrol.c
@@ -4139,7 +4139,10 @@ static int alloc_mem_cgroup_per_node_inf
static void free_mem_cgroup_per_node_info(struct mem_cgroup *memcg, int node)
{
- kfree(memcg->nodeinfo[node]);
+ struct mem_cgroup_per_node *pn = memcg->nodeinfo[node];
+
+ free_percpu(pn->lruvec_stat);
+ kfree(pn);
}
static void __mem_cgroup_free(struct mem_cgroup *memcg)
_
Patches currently in -mm which might be from hannes@xxxxxxxxxxx are
mm-vmstat-move-slab-statistics-from-zone-to-node-counters.patch
mm-memcontrol-use-the-node-native-slab-memory-counters.patch
mm-memcontrol-use-generic-mod_memcg_page_state-for-kmem-pages.patch
mm-memcontrol-per-lruvec-stats-infrastructure.patch
mm-memcontrol-per-lruvec-stats-infrastructure-fix.patch
mm-memcontrol-per-lruvec-stats-infrastructure-fix-2.patch
mm-memcontrol-per-lruvec-stats-infrastructure-fix-3.patch
mm-memcontrol-account-slab-stats-per-lruvec.patch
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