linux-kernel - Re: [PATCH v3 4/7] mm: unify SLAB and SLUB page accounting

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Message-ID: <0100016ab25aef20-4552213a-13e1-4aff-ba52-e970f3ac7fd4-000000@email.amazonses.com>
Date:   Mon, 13 May 2019 18:01:05 +0000
From:   Christopher Lameter <cl@...ux.com>
To:     Roman Gushchin <guro@...com>
cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Shakeel Butt <shakeelb@...gle.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, kernel-team@...com,
        Johannes Weiner <hannes@...xchg.org>,
        Michal Hocko <mhocko@...nel.org>,
        Rik van Riel <riel@...riel.com>,
        Vladimir Davydov <vdavydov.dev@...il.com>,
        cgroups@...r.kernel.org
Subject: Re: [PATCH v3 4/7] mm: unify SLAB and SLUB page accounting

On Wed, 8 May 2019, Roman Gushchin wrote:

> Currently the page accounting code is duplicated in SLAB and SLUB
> internals. Let's move it into new (un)charge_slab_page helpers
> in the slab_common.c file. These helpers will be responsible
> for statistics (global and memcg-aware) and memcg charging.
> So they are replacing direct memcg_(un)charge_slab() calls.

Looks good.

Acked-by: Christoph Lameter <cl@...ux.com>