linux-kernel - Re: [PATCH 1/3] cpuset: clean up cpuset hierarchy traversal code

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Message-ID: <488E72BE.9070108@cn.fujitsu.com>
Date:	Tue, 29 Jul 2008 09:30:38 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Paul Jackson <pj@....com>
CC:	akpm@...ux-foundation.org, menage@...gle.com,
	seto.hidetoshi@...fujitsu.com, laijs@...fujitsu.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] cpuset: clean up cpuset hierarchy traversal code

Paul Jackson wrote:
> Li Zefan wrote:
>> -	q = kfifo_alloc(number_of_cpusets * sizeof(cp), GFP_KERNEL, NULL);
> 
> 
> The block comment for rebuild_sched_domains() states:
> 
>> ... May take callback_mutex during
>> * call due to the kfifo_alloc() and kmalloc() calls.
> 
> I suspect that mention of kfifo_alloc() is no longer correct,
> with your patch.  If so, perhaps you could send a little additional
> fix patch, to remove that mention from the comment.
> 

Yes, but I just noticed Max removes that comment completely in his patch,
so I guess I can leave it as it is.

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