From mboxrd@z Thu Jan  1 00:00:00 1970
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Subject: Re: [PATCH 1/8] xen: Mark all initial reserved pages for the
 balloon as INVALID_P2M_ENTRY.
Date: Tue, 4 Jan 2011 11:45:21 -0500
Message-ID: <20110104164521.GA7543@dumpdata.com>
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To: Ian Campbell <Ian.Campbell@eu.citrix.com>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>, Jeremy Fitzhardinge <jeremy@goop.org>, "hpa@zytor.com" <hpa@zytor.com>, Jan Beulich <JBeulich@novell.com>, "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>, Konrad Rzeszutek Wilk <konrad@kernel.org>, Stefano Stabellini <Stefano.Stabellini@eu.citrix.com>
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On Tue, Jan 04, 2011 at 04:34:48PM +0000, Ian Campbell wrote:
> On Thu, 2010-12-30 at 19:48 +0000, Konrad Rzeszutek Wilk wrote:
> > With this patch, we diligently set regions that will be used by the
> > balloon driver to be INVALID_P2M_ENTRY and under the ownership
> > of the balloon driver. We are OK using the __set_phys_to_machine
> > as we do not expect to be allocating any P2M middle or entries pages.
> 
> ... because xen_build_mfn_list_list will have already allocated all such
> pages up to xen_max_p2m_pfn.

Correct. Let me update the description accordingly.