linux-kernel - Re: [RFC][PATCH 2/3] pagemap: export KPF

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Message-ID: <alpine.DEB.2.00.1112191049370.19949@chino.kir.corp.google.com>
Date:	Mon, 19 Dec 2011 10:49:53 -0800 (PST)
From:	David Rientjes <rientjes@...gle.com>
To:	Andi Kleen <andi@...stfloor.org>
cc:	Naoya Horiguchi <n-horiguchi@...jp.nec.com>, linux-mm@...ck.org,
	Wu Fengguang <fengguang.wu@...el.com>,
	Andrea Arcangeli <aarcange@...hat.com>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC][PATCH 2/3] pagemap: export KPF_THP

On Mon, 19 Dec 2011, Andi Kleen wrote:

> It would be better to have PageTransCompound be a dummy (always 0) 
> for !CONFIG_TRANSPARENT_HUGEPAGE

It already is.

> and KPF_THP always defined.
> This would keep ifdefery in the headers.
> 

Agreed.
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