linux-kernel - Re: [PATCH 2/2] mm: Abort reclaim/compaction if compaction can proceed

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20111009080434.GD23003@barrios-desktop>
Date:	Sun, 9 Oct 2011 17:04:34 +0900
From:	Minchan Kim <minchan.kim@...il.com>
To:	Mel Gorman <mgorman@...e.de>
Cc:	Rik van Riel <riel@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	akpm@...ux-foundation.org, Josh Boyer <jwboyer@...hat.com>,
	aarcange@...hat.com, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] mm: Abort reclaim/compaction if compaction can
 proceed

On Fri, Oct 07, 2011 at 04:17:23PM +0100, Mel Gorman wrote:
> If compaction can proceed, shrink_zones() stops doing any work but
> the callers still shrink_slab(), raises the priority and potentially
> sleeps.  This patch aborts direct reclaim/compaction entirely if
> compaction can proceed.
> 
> Signed-off-by: Mel Gorman <mgorman@...e.de>
Reviewed-by: Minchan Kim <minchan.kim@...il.com>

-- 
Kinds regards,
Minchan Kim
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/