linux-kernel - Re: [PATCH] cgroup: Avoid a memset by using vzalloc

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Message-ID: <alpine.LNX.2.00.1011010639410.31190@swampdragon.chaosbits.net>
Date:	Mon, 1 Nov 2010 06:40:27 +0100 (CET)
From:	Jesper Juhl <jj@...osbits.net>
To:	Balbir Singh <balbir@...ux.vnet.ibm.com>
cc:	Minchan Kim <minchan.kim@...il.com>, linux-kernel@...r.kernel.org,
	linux-mm@...ck.org, Paul Menage <menage@...gle.com>,
	Li Zefan <lizf@...fujitsu.com>,
	containers@...ts.linux-foundation.org
Subject: Re: [PATCH] cgroup: Avoid a memset by using vzalloc

On Sun, 31 Oct 2010, Balbir Singh wrote:

> * MinChan Kim <minchan.kim@...il.com> [2010-10-31 08:34:01]:
> 
> > On Sun, Oct 31, 2010 at 6:35 AM, Jesper Juhl <jj@...osbits.net> wrote:
> > > Hi,
> > >
> > > We can avoid doing a memset in swap_cgroup_swapon() by using vzalloc().
> > >
> > >
> > > Signed-off-by: Jesper Juhl <jj@...osbits.net>
> > Reviewed-by: Minchan Kim <minchan.kim@...il.com>
> > 
> > There are so many placed need vzalloc.
> > Thanks, Jesper.
> 
> Yes, please check memcontrol.c as well
> 
I will shortly, I'm slowly working my way through a mountain of code 
checking for this. I'll get to memcontrol.c

> 
> Acked-by: Balbir Singh <balbir@...ux.vnet.ibm.com>
>  
Thanks.

-- 
Jesper Juhl <jj@...osbits.net>             http://www.chaosbits.net/
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