On Thu 11-10-12 14:42:12, Michal Hocko wrote:
[...]

	/*
	 * Keep reference on memcg while the page is charged to prevent
	 * group from vanishing because allocation can outlive their
	 * tasks. The reference is dropped in __memcg_kmem_uncharge_page
	 */

please

quoted

+	mem_cgroup_get(memcg);

Ahh, this will go away. The it doesn't make much sense to add the
comment here.
-- 
Michal Hocko
SUSE Labs

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