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

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Date:   Tue, 24 Jan 2017 11:52:27 +0100
From:   Vlastimil Babka <vbabka@...e.cz>
To:     Mel Gorman <mgorman@...hsingularity.net>,
        Andrew Morton <akpm@...ux-foundation.org>
Cc:     Linux Kernel <linux-kernel@...r.kernel.org>,
        Linux-MM <linux-mm@...ck.org>,
        Hillf Danton <hillf.zj@...baba-inc.com>,
        Jesper Dangaard Brouer <brouer@...hat.com>
Subject: Re: [PATCH 2/4] mm, page_alloc: Split alloc_pages_nodemask

On 01/23/2017 04:39 PM, Mel Gorman 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: Hillf Danton <hillf.zj@...baba-inc.com>

Acked-by: Vlastimil Babka <vbabka@...e.cz>