linux-kernel - Re: [patch v2 2/3] mm: page_alloc: rearrange watermark checking in get_page_from

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Message-ID: <20130807142021.GP2296@suse.de>
Date:	Wed, 7 Aug 2013 15:20:21 +0100
From:	Mel Gorman <mgorman@...e.de>
To:	Johannes Weiner <hannes@...xchg.org>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Rik van Riel <riel@...riel.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Zlatko Calusic <zcalusic@...sync.net>,
	Minchan Kim <minchan@...nel.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [patch v2 2/3] mm: page_alloc: rearrange watermark checking in
 get_page_from_freelist

On Fri, Aug 02, 2013 at 11:37:25AM -0400, Johannes Weiner wrote:
> Allocations that do not have to respect the watermarks are rare
> high-priority events.  Reorder the code such that per-zone dirty
> limits and future checks important only to regular page allocations
> are ignored in these extraordinary situations.
> 
> Signed-off-by: Johannes Weiner <hannes@...xchg.org>
> Reviewed-by: Rik van Riel <riel@...hat.com>

Acked-by: Mel Gorman <mgorman@...e.de>

-- 
Mel Gorman
SUSE Labs
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