linux-kernel - Re: [PATCH] doc: Document the relax_domain

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Message-ID: <486887EB.5090304@cn.fujitsu.com>
Date:	Mon, 30 Jun 2008 15:14:51 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>
CC:	Paul Jackson <pj@....com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Lee.Schermerhorn@...com, linux-kernel@...r.kernel.org,
	Michael Kerrisk <mtk.manpages@...glemail.com>,
	rientjes@...gle.com
Subject: Re: [PATCH] doc: Document the relax_domain_level kernel boot argument

Hidetoshi Seto wrote:
> Hi Paul,
> 
> Paul Jackson wrote:
>> From: Paul Jackson <pj@....com>
>>
>> Document the kernel boot parameter: relax_domain_level=.
>>
>> Signed-off-by: Paul Jackson <pj@....com>
>>
>> ---
>>  Documentation/cpusets.txt           |    3 +++
>>  Documentation/kernel-parameters.txt |    4 ++++
>>  2 files changed, 7 insertions(+)
>>
>> --- 2.6.26-rc5-mm3.orig/Documentation/cpusets.txt	2008-06-27 06:55:34.000000000 -0700
>> +++ 2.6.26-rc5-mm3/Documentation/cpusets.txt	2008-06-29 21:49:53.984674621 -0700
>> @@ -546,6 +546,9 @@ otherwise initial value -1 that indicate
>>   ( 4  : search nodes in a chunk of node [on NUMA system] )
>>   ( 5~ : search system wide [on NUMA system])
>>  
>> +The system default is 0 (no search).  The system default can be
>> +changed using the relax_domain_level= boot parameter.
> 
> The system default is architecture dependent. You can change your
> system's default using the relax_domain_level= boot parameter.
> 

but the system default is 0 by default. and 0 means no search no matter
what architecture is. ;)

> Thanks,
> H.Seto
> 
> 
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