From: Jens Axboe <jens.axboe@oracle.com>
To: Richard Kennedy <richard@rsk.demon.co.uk>
Cc: Vivek Goyal <vgoyal@redhat.com>,
Corrado Zoccolo <czoccolo@gmail.com>,
Jeff Moyer <jmoyer@redhat.com>,
Gui Jianfeng <guijianfeng@cn.fujitsu.com>,
lkml <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2] cfq: reorder cfq_queue removing padding on 64bit & allowing more objects/slab in it's kmem_cache
Date: Mon, 22 Feb 2010 13:49:51 +0100 [thread overview]
Message-ID: <20100222124951.GR1025@kernel.dk> (raw)
In-Reply-To: <1266251188.7362.3.camel@localhost>
On Mon, Feb 15 2010, Richard Kennedy wrote:
> This removes 8 bytes of padding from struct cfq_queue on 64 bit builds,
> shrinking it's size to 256 bytes, so fitting into 1 fewer cachelines and
> allowing 1 more object/slab in it's kmem_cache.
Thanks, applied!
--
Jens Axboe
prev parent reply other threads:[~2010-02-22 12:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-15 14:10 [PATCH] cfq: reorder cfq_queue removing padding on 64bit & allowing more objects/slab in it's kmem_cache Richard Kennedy
2010-02-15 14:16 ` Vivek Goyal
2010-02-15 15:32 ` Richard Kennedy
2010-02-15 16:26 ` [PATCH v2] " Richard Kennedy
2010-02-15 17:01 ` Jeff Moyer
2010-02-22 12:49 ` Jens Axboe [this message]
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