linux-kernel - Re: [PATCH 1/4] mm, page_alloc: Split buffered

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Message-ID: <20170111133110.52fcda6f@redhat.com>
Date:   Wed, 11 Jan 2017 13:31:10 +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 1/4] mm, page_alloc: Split buffered_rmqueue

On Mon,  9 Jan 2017 16:35:15 +0000
Mel Gorman <mgorman@...hsingularity.net> wrote:

> buffered_rmqueue removes a page from a given zone and uses the per-cpu
> list for order-0. This is fine but a hypothetical caller that wanted
> multiple order-0 pages has to disable/reenable interrupts multiple
> times. This patch structures buffere_rmqueue 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