linux-kernel - Re: [PATCH] mm: cma: fix accounting of CMA pages placed in high memory

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Message-Id: <20130204150657.6d05f76a.akpm@linux-foundation.org>
Date:	Mon, 4 Feb 2013 15:06:57 -0800
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	Marek Szyprowski <m.szyprowski@...sung.com>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	minchan@...nel.org, mgorman@...e.de, kyungmin.park@...sung.com
Subject: Re: [PATCH] mm: cma: fix accounting of CMA pages placed in high
 memory

On Mon, 04 Feb 2013 11:27:05 +0100
Marek Szyprowski <m.szyprowski@...sung.com> wrote:

> The total number of low memory pages is determined as
> totalram_pages - totalhigh_pages, so without this patch all CMA
> pageblocks placed in highmem were accounted to low memory.

What are the end-user-visible effects of this bug?

(This information is needed so that others can make patch-scheduling
decisions and should be included in all bugfix changelogs unless it is
obvious).

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