From: Arjan van de Ven <arjan@infradead.org>
To: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Paul Menage <menage@google.com>,
kamezawa.hiroyu@jp.fujitsu.com,
Balbir Singh <balbir@linux.vnet.ibm.com>,
Jens Axboe <jens.axboe@oracle.com>,
"David S. Miller" <davem@davemloft.net>, Jan Kara <jack@suse.cz>,
Jes Sorensen <jes@sgi.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/7] mm: introduce simple_malloc()/simple_free()
Date: Sat, 15 Nov 2008 21:53:09 -0800 [thread overview]
Message-ID: <20081115215309.7f29c33c@infradead.org> (raw)
In-Reply-To: <491FB107.6050703@cn.fujitsu.com>
On Sun, 16 Nov 2008 13:35:03 +0800
Lai Jiangshan <laijs@cn.fujitsu.com> wrote:
>
> vmalloc() is not good for performance and increasing fragment.
> but vmalloc() is need for some subsystems' alternative malloc,
> like cgroup's tasks file and other subsystems(about 20 subsystems).
actually what you are pointing out is that these areas need improvement
to not need such huge blocks of memory... but only a series of smaller
blocks instead.
--
Arjan van de Ven Intel Open Source Technology Centre
For development, discussion and tips for power savings,
visit http://www.lesswatts.org
next prev parent reply other threads:[~2008-11-16 5:52 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-16 4:33 [PATCH 1/7] mm: introduce simple_malloc()/simple_free() Lai Jiangshan
2008-11-16 4:49 ` Alexey Dobriyan
2008-11-16 8:14 ` David Miller
2008-11-16 18:42 ` KOSAKI Motohiro
2008-11-16 4:52 ` Arjan van de Ven
2008-11-16 5:03 ` Andrew Morton
2008-11-16 5:35 ` Lai Jiangshan
2008-11-16 5:47 ` Andrew Morton
2008-11-16 5:53 ` Arjan van de Ven [this message]
2008-11-16 6:08 ` Eric Dumazet
2008-11-16 8:23 ` David Miller
2008-11-16 8:21 ` David Miller
2008-11-16 8:19 ` David Miller
2008-11-16 18:57 ` Arjan van de Ven
2008-11-16 21:39 ` Dave Airlie
2008-11-16 21:51 ` Arjan van de Ven
2008-11-16 22:42 ` Dave Airlie
2008-11-17 2:08 ` Lai Jiangshan
2008-11-17 4:53 ` Balbir Singh
2008-11-17 5:25 ` KAMEZAWA Hiroyuki
2008-11-17 6:43 ` KOSAKI Motohiro
2008-11-17 7:13 ` Andrew Morton
2008-11-17 7:15 ` David Miller
2008-11-17 8:10 ` KOSAKI Motohiro
2008-11-17 8:24 ` Balbir Singh
2008-11-18 4:39 ` Nick Piggin
2008-11-18 5:16 ` Lai Jiangshan
2008-11-17 4:46 ` Balbir Singh
2008-11-17 4:43 ` Balbir Singh
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