linux-kernel - Re: [Xen-devel] Re: [PATCH 00 of 36] x86/paravirt: groundwork for 64-bit Xen support

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Message-ID: <86802c440807031229m4f39139ar961346bc30e4a41e@mail.gmail.com>
Date:	Thu, 3 Jul 2008 12:29:34 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Jeremy Fitzhardinge" <jeremy@...p.org>,
	"Ingo Molnar" <mingo@...e.hu>
Cc:	"Nick Piggin" <npiggin@...e.de>,
	"Mark McLoughlin" <markmc@...hat.com>,
	xen-devel <xen-devel@...ts.xensource.com>,
	"Eduardo Habkost" <ehabkost@...hat.com>,
	"Vegard Nossum" <vegard.nossum@...il.com>,
	"Stephen Tweedie" <sct@...hat.com>, x86@...nel.org,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [Xen-devel] Re: [PATCH 00 of 36] x86/paravirt: groundwork for 64-bit Xen support

On Thu, Jul 3, 2008 at 12:19 PM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
> On Thu, Jul 3, 2008 at 11:51 AM, Yinghai Lu <yhlu.kernel@...il.com> wrote:
>> On Thu, Jul 3, 2008 at 11:41 AM, Jeremy Fitzhardinge <jeremy@...p.org> wrote:
> ..
>>> I modified the vmemmap code so it would create 4k mappings if PSE isn't
>>> supported.  Did I get it wrong?  It should have no effect when PSE is
>>> available (which is any time you're not running under Xen).
>>>
>>
>> it could be address continuous checkup for printout in
>> vmemmap_populated has some problem...
>
> you moved p_end = p + PMD_SIZE before...
>
> if (p_end != p || node_start != node) {

Ingo,

please put attached patch after jeremy's xen pv64 patches.

YH

View attachment "xen64_vmemmap_printout.patch" of type "text/x-patch" (925 bytes)