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Message-ID: <20201112151828.GA873621@cmpxchg.org>
Date:   Thu, 12 Nov 2020 10:18:28 -0500
From:   Johannes Weiner <hannes@...xchg.org>
To:     Roman Gushchin <guro@...com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org,
        Shakeel Butt <shakeelb@...gle.com>,
        Michal Hocko <mhocko@...nel.org>,
        Christoph Lameter <cl@...ux.com>, linux-kernel@...r.kernel.org,
        kernel-team@...com
Subject: Re: [PATCH 1/2] mm: slub: call account_slab_page() after slab page
 initialization

On Tue, Nov 10, 2020 at 11:57:52AM -0800, Roman Gushchin wrote:
> It's convenient to have page->objects initialized before calling
> into account_slab_page(). In particular, this information can be
> used to pre-alloc the obj_cgroup vector.
> 
> Let's call account_slab_page() a bit later, after the initialization
> of page->objects.
> 
> This commit doesn't bring any functional change, but is required for
> further optimizations.
> 
> Signed-off-by: Roman Gushchin <guro@...com>

Acked-by: Johannes Weiner <hannes@...xchg.org>

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