linux-kernel - Re: [PATCH] mm: memcontrol: use per-cpu stocks for socket memory uncharging

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Message-ID: <CALvZod5zP=LL=LhD0WX-zX4mPbn7F_obQmpCrrin9YuBQHJLow@mail.gmail.com>
Date:   Thu, 7 Sep 2017 11:44:12 -0700
From:   Shakeel Butt <shakeelb@...gle.com>
To:     Roman Gushchin <guro@...com>
Cc:     Johannes Weiner <hannes@...xchg.org>,
        Linux MM <linux-mm@...ck.org>,
        Michal Hocko <mhocko@...nel.org>,
        Vladimir Davydov <vdavydov.dev@...il.com>,
        cgroups@...r.kernel.org, kernel-team@...com,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] mm: memcontrol: use per-cpu stocks for socket memory uncharging

>> As far as other types of pages go: page cache and anon are already
>> batched pretty well, but I think kmem might benefit from this
>> too. Have you considered using the stock in memcg_kmem_uncharge()?
>
> Good idea!
> I'll try to find an appropriate testcase and check if it really
> brings any benefits. If so, I'll master a patch.
>

Hi Roman, did you get the chance to try this on memcg_kmem_uncharge()?