From: Roberto De Ioris <roberto@unbit.it>
To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Ingo Molnar <mingo@elte.hu>,
jeremy@xensource.com, linux-kernel@vger.kernel.org,
Mirko Iannella <mirko@unbit.it>,
Alex Nixon <alex.nixon@citrix.com>
Subject: Re: [PATCH] xen: Fix for xen guest with mem > 3.7G
Date: Mon, 15 Sep 2008 08:20:01 +0200 [thread overview]
Message-ID: <1221459601.6036.18.camel@sirius> (raw)
In-Reply-To: <48CDFC10.8060906@goop.org>
On Sun, 2008-09-14 at 23:09 -0700, Jeremy Fitzhardinge wrote:
> Roberto De Ioris wrote:
> > In this way you pass a 64bit integer to the function, but max_pfn in
> > origin is still 32bit.
> >
> > max_pfn need to be 64bit to supporto more than 4GB
> >
>
> No, a 32-bit pfn (page frame number) is sufficient for 2^44 bytes of
> memory. Does this patch work for you?
>
> J
Ops, you are right, pfn is not in bytes ;)
The patch works.
--
Roberto De Ioris
http://unbit.it
JID: roberto@jabber.unbit.it
prev parent reply other threads:[~2008-09-15 6:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-09-13 19:16 Fix for xen guest with mem > 3.7G Roberto De Ioris
2008-09-13 21:09 ` Jeremy Fitzhardinge
2008-09-14 13:21 ` Ingo Molnar
2008-09-14 14:42 ` [PATCH] xen: " Jeremy Fitzhardinge
2008-09-14 14:47 ` Ingo Molnar
2008-09-14 21:43 ` Roberto De Ioris
2008-09-15 6:09 ` Jeremy Fitzhardinge
2008-09-15 6:20 ` Roberto De Ioris [this message]
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