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[Xen-devel] Re: [PATCH 1/2] x86, hvm: allow another vcpu to receive PIT

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Subject: [Xen-devel] Re: [PATCH 1/2] x86, hvm: allow another vcpu to receive PIT IRQ (support kexec/kdump on hvm)
From: Kouya Shimura <kouya@xxxxxxxxxxxxxx>
Date: Tue, 30 Jun 2009 16:57:35 +0900
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Keir Fraser writes:
> On 30/06/2009 07:57, "Kouya Shimura" <kouya@xxxxxxxxxxxxxx> wrote:
> 
> > This patch is needed for kexec/kdump on hvm since kdump halts bsp.
> 
> Really? Why would it do that?

Not always. kdump leaves one cpu which has received a crash signal
and halts all other cpus. I don't know why.

> These patches are pretty nasty. We can perhaps come up with a neater smaller
> version of them if there's a real need.

Hmm, though I tried to make them small...
Could you refine them?

Thanks,
Kouya

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