linux-kernel - Re: [BUG] percpu misaligned allocation

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Message-ID: <20100319023027.GD22095@nowhere>
Date:	Fri, 19 Mar 2010 03:30:29 +0100
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	David Miller <davem@...emloft.net>, sparclinux@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [BUG] percpu misaligned allocation

On Fri, Mar 19, 2010 at 11:18:51AM +0900, Tejun Heo wrote:
> On 03/19/2010 10:57 AM, David Miller wrote:
> > I would use u64 so something like:
> > 
> > 	u64 [FTRACE_MAX_PROFILE_SIZE / sizeof(u64)]
> 
> <paranoid>DIV_ROUND_UP() would be safer than division</paranoid>
> 
> Thanks.


Ok, thanks guys, I'll try this out.

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