linux-kernel - Re: Notifier for Externally Mapped Memory (EMM) V1

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Date:	Fri, 7 Mar 2008 20:12:57 +0100
From:	Andrea Arcangeli <andrea@...ranet.com>
To:	Christoph Lameter <clameter@....com>
Cc:	akpm@...ux-foundation.org, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, kvm-devel@...ts.sourceforge.net,
	general@...ts.openfabrics.org, Jack Steiner <steiner@....com>,
	Robin Holt <holt@....com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Izik Eidus <izike@...ranet.com>, Avi Kivity <avi@...ranet.com>,
	Nick Piggin <npiggin@...e.de>
Subject: Re: Notifier for Externally Mapped Memory (EMM) V1

On Wed, Mar 05, 2008 at 04:22:11PM -0800, Christoph Lameter wrote:
> +		if (e->callback) {
> +			x = e->callback(e, mm, op, start, end);
> +			if (x)
> +				return x;
[..]
> +
> +	if (emm_notify(mm, emm_referenced, address, address + PAGE_SIZE))
> +			referenced++;

This has still the same aging bug as in the RFC version.
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