linux-kernel - Re: [PATCH 2/4] mm, page_alloc: Split alloc_pages

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Message-ID: <20170111133211.39132706@redhat.com>
Date:   Wed, 11 Jan 2017 13:32:11 +0100
From:   Jesper Dangaard Brouer <brouer@...hat.com>
To:     Mel Gorman <mgorman@...hsingularity.net>
Cc:     Linux Kernel <linux-kernel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>,
        Hillf Danton <hillf.zj@...baba-inc.com>, brouer@...hat.com
Subject: Re: [PATCH 2/4] mm, page_alloc: Split alloc_pages_nodemask

On Mon,  9 Jan 2017 16:35:16 +0000
Mel Gorman <mgorman@...hsingularity.net> wrote:

> alloc_pages_nodemask does a number of preperation steps that determine
> what zones can be used for the allocation depending on a variety of
> factors. This is fine but a hypothetical caller that wanted multiple
> order-0 pages has to do the preparation steps multiple times. This patch
> structures __alloc_pages_nodemask such that it's relatively easy to build
> a bulk order-0 page allocator. There is no functional change.
> 
> Signed-off-by: Mel Gorman <mgorman@...hsingularity.net>

Acked-by: Jesper Dangaard Brouer <brouer@...hat.com>

-- 
Best regards,
  Jesper Dangaard Brouer
  MSc.CS, Principal Kernel Engineer at Red Hat
  LinkedIn: http://www.linkedin.com/in/brouer