Message-ID: <488001BF.1070006@cn.fujitsu.com>
Date: Fri, 18 Jul 2008 10:36:47 +0800
From: Li Zefan <lizf@cn.fujitsu.com>
User-Agent: Thunderbird 2.0.0.9 (X11/20071115)
MIME-Version: 1.0
To: Paul Jackson <pj@sgi.com>
CC: seto.hidetoshi@jp.fujitsu.com, linux-kernel@vger.kernel.org,
       menage@google.com, peterz@infradead.org, akpm@linux-foundation.org,
       laijs@cn.fujitsu.com
Subject: Re: [RFC] [PATCH] cpuset: fix wrong calculation of relax domain level
References: <487EFDD0.2060101@cn.fujitsu.com> <20080717152833.1e14a1c4.pj@sgi.com>
In-Reply-To: <20080717152833.1e14a1c4.pj@sgi.com>
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
Content-Length: 1021
Lines: 27

Paul Jackson wrote:
> Li Zefan wrote:
>> When multiple cpusets are overlapping in their 'cpus' and hence they
>> form a single sched domain, the largest sched_relax_domain_level among
>> those should be used. But when top_cpuset's sched_load_balance is
>> set, its sched_relax_domain_level is used regardless other sub-cpusets'.
> 
> This code has gotten too complicated for my modest brain ;).
> 
> Question:
> 
>     In the case that the top_cpuset's sched_load_balance is -not- set,
>     is there code already present that sets the sched_relax_domain_level
>     in overlapping cpusets to the largest value in any of the overlapping
>     cpusets?
> 
>     If so, where is that code?
> 

It was your idea to use the largest sched_load_balance for overlapping cpusets.
;)

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/