From: Olaf Hering <olaf@aepfle.de>
To: Jan Beulich <JBeulich@suse.com>
Cc: George.Dunlap@eu.citrix.com,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>,
George Dunlap <george.dunlap@citrix.com>,
Ian Campbell <Ian.Campbell@citrix.com>
Subject: Re: vMCE vs migration
Date: Fri, 10 Feb 2012 22:28:46 +0100 [thread overview]
Message-ID: <20120210212846.GA31185@aepfle.de> (raw)
In-Reply-To: <4F34F96602000078000722DA@nat28.tlf.novell.com>
On Fri, Feb 10, Jan Beulich wrote:
> >>> On 09.02.12 at 19:02, Olaf Hering <olaf@aepfle.de> wrote:
> > On Mon, Jan 30, Jan Beulich wrote:
> >
> >> Below/attached a draft patch (compile tested only), handling save/
> >> restore of the bank count, but not allowing for a config setting to
> >> specify its initial value (yet).
> >
> > Does it take more than just applying this patch for src+dst host and
> > migrate a hvm guest? I see no difference, the mce warning is still
> > there.
>
> No, it shouldn't require anything else. Could you add a printk() each
> to vmce_{save,load}_vcpu_ctxt() printing what gets saved/restored
> (and at once checking that they actually get executed? I was under
> the impression that adding save records for HVM is a simple drop-in
> exercise these days...
These functions are called for dom0, but not for domU. And as a result
arch.nr_vmce_banks remains zero. I assume the guest needs to be
initialized in some way as well, and that does not happen?
Olaf
next prev parent reply other threads:[~2012-02-10 21:28 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-23 11:08 vMCE vs migration Jan Beulich
2012-01-24 10:29 ` George Dunlap
2012-01-24 11:08 ` Jan Beulich
2012-01-26 16:54 ` George Dunlap
2012-01-30 7:52 ` Jan Beulich
2012-01-30 13:47 ` Jan Beulich
2012-01-31 11:27 ` George Dunlap
2012-01-31 11:28 ` George Dunlap
2012-01-31 13:17 ` Jan Beulich
2012-01-31 14:34 ` George Dunlap
2012-02-03 7:18 ` Liu, Jinsong
2012-02-03 8:08 ` Jan Beulich
2012-02-03 12:34 ` Liu, Jinsong
2012-02-03 14:04 ` Jan Beulich
2012-02-04 12:35 ` George Dunlap
2012-02-09 18:02 ` Olaf Hering
2012-02-10 10:03 ` Jan Beulich
2012-02-10 16:53 ` Olaf Hering
2012-02-10 17:00 ` Jan Beulich
2012-02-10 17:05 ` Olaf Hering
2012-02-13 8:30 ` Olaf Hering
2012-02-13 10:43 ` Jan Beulich
2012-02-10 21:28 ` Olaf Hering [this message]
2012-02-13 9:30 ` Jan Beulich
2012-02-13 10:36 ` Jan Beulich
2012-02-13 14:20 ` Olaf Hering
2012-02-14 14:31 ` Jan Beulich
2012-02-14 15:21 ` Olaf Hering
2012-02-14 14:43 ` Jan Beulich
2012-02-14 17:17 ` Olaf Hering
-- strict thread matches above, loose matches on Subject: below --
2012-02-13 9:35 Jan Beulich
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