linux-kernel - Re: [PATCH 1/1] mm/hugetlb: add more arch-defined huge_pte

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Message-ID: <CAJd=RBDz+02NeErMBVzi-EQSPwtK4zdUC=3gCB7iZKWVrgcbiA@mail.gmail.com>
Date:	Thu, 14 Mar 2013 21:27:50 +0800
From:	Hillf Danton <dhillf@...il.com>
To:	Michal Hocko <mhocko@...e.cz>
Cc:	Gerald Schaefer <gerald.schaefer@...ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mel Gorman <mgorman@...e.de>, Hugh Dickins <hughd@...gle.com>,
	Tony Luck <tony.luck@...el.com>,
	Fenghua Yu <fenghua.yu@...el.com>,
	Ralf Baechle <ralf@...ux-mips.org>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>,
	Paul Mundt <lethal@...ux-sh.org>,
	"David S. Miller" <davem@...emloft.net>,
	Chris Metcalf <cmetcalf@...era.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, linux-mm@...ck.org,
	Martin Schwidefsky <schwidefsky@...ibm.com>,
	Heiko Carstens <heiko.carstens@...ibm.com>
Subject: Re: [PATCH 1/1] mm/hugetlb: add more arch-defined huge_pte_xxx functions

On Thu, Mar 14, 2013 at 9:14 PM, Michal Hocko <mhocko@...e.cz> wrote:
> Ouch, this adds a lot of code that is almost same for all archs except
> for some. Can we just make one common definition and define only those
> that differ, please?
>
Wonder if he is the guy that added THP for s390, which was a model
work in 2012.

Hillf
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