linux-kernel - Re: [PATCH] Removes extra checking kernel/cpuset.c

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Message-ID: <4896541B.4020309@cn.fujitsu.com>
Date:	Mon, 04 Aug 2008 08:58:03 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Rakib Mullick <rakib.mullick@...il.com>
CC:	pj@....com, menage@...gle.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Removes extra checking kernel/cpuset.c

Rakib Mullick wrote:
> Hello guys,  in 'update_domain_attr' function we can just return if
> couldn't update domain attribute , rather then checking dattr and
> again checking relax_domain_level of dattr , if not then return.
> 
> Signed-off-by: Md.Rakib H. Mullick (rakib.mullick@...il.com)
> 
> --- linux-2.6.26-rc9.orig/kernel/cpuset.c	2008-08-01 08:38:41.000000000 +0600
> +++ linux-2.6.26-rc9/kernel/cpuset.c	2008-08-02 20:37:06.000000000 +0600
> @@ -490,8 +490,6 @@ static int cpusets_overlap(struct cpuset
>  static void
>  update_domain_attr(struct sched_domain_attr *dattr, struct cpuset *c)
>  {
> -	if (!dattr)
> -		return;

The above code no longer exists in latest-git.

>  	if (dattr->relax_domain_level < c->relax_domain_level)
>  		dattr->relax_domain_level = c->relax_domain_level;
>  	return;
> --
--
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