From: "Daniel P. Berrange" <berrange@redhat.com>
To: Keir Fraser <keir@xensource.com>
Cc: xen-devel@lists.xensource.com, Steven Hand <Steven.Hand@cl.cam.ac.uk>
Subject: Re: 3.0.5 rc3 paravirt save failures ?
Date: Tue, 1 May 2007 14:04:07 +0100 [thread overview]
Message-ID: <20070501130407.GA3995@redhat.com> (raw)
In-Reply-To: <C25CF8C9.E333%keir@xensource.com>
On Tue, May 01, 2007 at 02:01:45PM +0100, Keir Fraser wrote:
> On 1/5/07 13:47, "Steven Hand" <Steven.Hand@cl.cam.ac.uk> wrote:
>
> > Looks like you're running off the top of the p2m ; your domain has 800Mb
> > 'maxmem' and hence should have a p2m covering 800 + 8 (slack) = 808Mb.
> > However entry 206868 is for the physical page just beyond that.
> >
> > Can you check the value you're getting for p2m_size in xc_domain_save.c,
> > e.g. apply the following?
>
> And is your Xen precisely matched against libxc? I fixed XENMEM_maximum_gpfn
> to really return the last gpfn known to the guest, rather than the last plus
> one. Hence we now add one to that value to get p2m_size in xc_domain_save().
> But if this fixed xc_domain_save() was run against older Xen, you would have
> p2m_size too big by one.
Ahh, that could well be the problem. It looks like my HV / libxc are just
straddling your changeset :-(
Dan.
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next prev parent reply other threads:[~2007-05-01 13:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-01 11:55 3.0.5 rc3 paravirt save failures ? Daniel P. Berrange
2007-05-01 12:47 ` Steven Hand
2007-05-01 13:01 ` Keir Fraser
2007-05-01 13:04 ` Daniel P. Berrange [this message]
2007-05-01 15:01 ` Daniel P. Berrange
2007-05-01 15:09 ` Keir Fraser
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