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Message-ID: <53D64F07.1070106@citrix.com>
Date: Mon, 28 Jul 2014 14:24:23 +0100
From: David Vrabel <david.vrabel@...rix.com>
To: Vitaly Kuznetsov <vkuznets@...hat.com>,
<xen-devel@...ts.xenproject.org>
CC: Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
Boris Ostrovsky <boris.ostrovsky@...cle.com>,
Stefano Stabellini <stefano.stabellini@...citrix.com>,
Andrew Jones <drjones@...hat.com>,
<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH RFC 0/4] xen/pvhvm: fix shared_info and pirq issues with
kexec
On 15/07/14 14:40, Vitaly Kuznetsov wrote:
> With this patch series I'm trying to address several issues with kexec on pvhvm:
> - shared_info issue (1st patch, just sending Olaf's work with Konrad's fix)
> - create specific pvhvm shutdown handler for kexec (2nd patch)
> - GSI PIRQ issue (3rd patch, I'm pretty confident that it does the right thing)
> - MSI PIRQ issue (4th patch, and I'm not sure it doesn't break anything -> RFC)
>
> This patch series can be tested on single vCPU guest. We still have SMP issues with
> pvhvm guests and kexec which require additional fixes.
In addition to the fixes for multi-VCPU guests, what else remains?
What's the plan for handling granted pages?
I don't think we want to accept a partial solution unless the known
non-working configurations fail fast on kexec load.
David
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