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Message-ID: <51F86DB1.9030309@huawei.com> Date: Wed, 31 Jul 2013 09:51:45 +0800 From: Li Zefan <lizefan@...wei.com> To: Tejun Heo <tj@...nel.org> CC: Andrew Morton <akpm@...ux-foundation.org>, Glauber Costa <glommer@...allels.com>, KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>, Michal Hocko <mhocko@...e.cz>, Johannes Weiner <hannes@...xchg.org>, LKML <linux-kernel@...r.kernel.org>, Cgroups <cgroups@...r.kernel.org>, <linux-mm@...ck.org> Subject: [PATCH v4 4/8] memcg: convert to use cgroup_is_descendant() This is a preparation to kill css_id. Signed-off-by: Li Zefan <lizefan@...wei.com> Acked-by: Michal Hocko <mhocko@...e.cz> --- mm/memcontrol.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index d12ca6f..626c426 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1434,7 +1434,7 @@ bool __mem_cgroup_same_or_subtree(const struct mem_cgroup *root_memcg, return true; if (!root_memcg->use_hierarchy || !memcg) return false; - return css_is_ancestor(&memcg->css, &root_memcg->css); + return cgroup_is_descendant(memcg->css.cgroup, root_memcg->css.cgroup); } static bool mem_cgroup_same_or_subtree(const struct mem_cgroup *root_memcg, -- 1.8.0.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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