linux-kernel - Re: [PATCH 18/28] mm, page_alloc: Shorten the page allocator fast path

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Message-ID: <571F87D4.8090706@suse.cz>
Date:	Tue, 26 Apr 2016 17:23:00 +0200
From:	Vlastimil Babka <vbabka@...e.cz>
To:	Mel Gorman <mgorman@...hsingularity.net>,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Jesper Dangaard Brouer <brouer@...hat.com>,
	Linux-MM <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 18/28] mm, page_alloc: Shorten the page allocator fast
 path

On 04/15/2016 11:07 AM, Mel Gorman wrote:
> The page allocator fast path checks page multiple times unnecessarily.
> This patch avoids all the slowpath checks if the first allocation attempt
> succeeds.
>
> Signed-off-by: Mel Gorman <mgorman@...hsingularity.net>

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