linux-kernel - Re: [PATCH 1/2] Report the pagesize backing a VMA in /proc/pid/smaps

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Message-Id: <1222272395.15523.3.camel@nimitz>
Date:	Wed, 24 Sep 2008 09:06:35 -0700
From:	Dave Hansen <dave@...ux.vnet.ibm.com>
To:	Mel Gorman <mel@....ul.ie>
Cc:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	LKML <linux-kernel@...r.kernel.org>,
	Linux-MM <linux-mm@...ck.org>
Subject: Re: [PATCH 1/2] Report the pagesize backing a VMA in
	/proc/pid/smaps

On Wed, 2008-09-24 at 16:41 +0100, Mel Gorman wrote:
> I admit it's ppc64-specific. In the latest patch series, I made this a
> separate patch so that it could be readily dropped again for this reason.
> Maybe an alternative would be to display MMUPageSize *only* where it differs
> from KernelPageSize. Would that be better or similarly confusing?

I would also think that any arch implementing fallback from large to
small pages in a hugetlbfs area (Adam needs to post his patches :) would
also use this.

-- Dave

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