From: Keir Fraser <keir.xen@gmail.com>
To: Jan Beulich <JBeulich@novell.com>,
"xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: Re: arch_set_info_guest() producing inconsistent state on x86?
Date: Tue, 29 Mar 2011 10:59:14 +0100 [thread overview]
Message-ID: <C9B76C02.15827%keir.xen@gmail.com> (raw)
In-Reply-To: <4D91AE140200007800038CF7@vpn.id2.novell.com>
On 29/03/2011 09:01, "Jan Beulich" <JBeulich@novell.com> wrote:
> The question is whether it must be considered legal to issue
> XEN_DOMCTL_setvcpucontext on an already initialized vCPU
> in the first place.
It's probably used by debuggers running in dom0? Also see
modify_returncode() in libxc/xc_resume.c -- so it's used on suspend resume
in the failure case.
I doubt anything other than GPRs are ever modified after first
initialisation.
-- Keir
next prev parent reply other threads:[~2011-03-29 9:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-29 8:01 arch_set_info_guest() producing inconsistent state on x86? Jan Beulich
2011-03-29 9:59 ` Keir Fraser [this message]
2011-03-29 11:45 ` Jan Beulich
2011-03-29 12:01 ` Keir Fraser
2011-03-29 12:05 ` Keir Fraser
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