linux-kernel - Re: [PATCH 1/7] percpu: Add a DEFINE_PER_CPU_2PAGE

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Message-ID: <20140502151802.GC10204@htj.dyndns.org>
Date:	Fri, 2 May 2014 11:18:02 -0400
From:	Tejun Heo <tj@...nel.org>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	x86@...nel.org, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 1/7] percpu: Add a DEFINE_PER_CPU_2PAGE_ALIGNED

On Mon, Apr 28, 2014 at 03:12:35PM -0700, Andi Kleen wrote:
> From: Andi Kleen <ak@...ux.intel.com>
> 
> Needed in a followon patch which needs to naturally align a 8K stack.
> I just put it into the page aligned section. This may cause an extra
> 4K hole if we're unlucky.

Add comment to that effect?  Saying that this should be broken into a
separate section if it ever grows more users?

> Cc: tj@...nel.org
> Signed-off-by: Andi Kleen <ak@...ux.intel.com>

Acked-by: Tejun Heo <tj@...nel.org>

Thanks.

-- 
tejun
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