linux-kernel - Re: [PATCH 4/4] mm, page_alloc: optimize batch count in free_pcppages

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 for Android: free password hash cracker in your pocket

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

Message-ID: <20130806084852.GA22782@lge.com>
Date:	Tue, 6 Aug 2013 17:48:53 +0900
From:	Joonsoo Kim <iamjoonsoo.kim@....com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Minchan Kim <minchan@...nel.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Mel Gorman <mgorman@...e.de>, Rik van Riel <riel@...hat.com>,
	Michel Lespinasse <walken@...gle.com>
Subject: Re: [PATCH 4/4] mm, page_alloc: optimize batch count in
 free_pcppages_bulk()

On Tue, Aug 06, 2013 at 05:43:40PM +0900, Joonsoo Kim wrote:
> If we use a division operation, we can compute a batch count more closed
> to ideal value. With this value, we can finish our job within
> MIGRATE_PCPTYPES iteration. In addition, batching to free more pages
> may be helpful to cache usage.
> 
> Signed-off-by: Joonsoo Kim <iamjoonsoo.kim@....com>

Oops... Sorry.
Please ignore this one.
This patch is already submitted few seconds ago :)

Thanks.
--
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/