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Re: [Xen-devel] [PATCH 0 of 5] PV on HVM Xen

To: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Subject: Re: [Xen-devel] [PATCH 0 of 5] PV on HVM Xen
From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Date: Mon, 15 Mar 2010 17:27:10 +0000
Cc: Boris Derzhavets <bderzhavets@xxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>, Stefano, Sheng Yang <sheng@xxxxxxxxxxxxxxx>
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On Fri, 12 Mar 2010, Jeremy Fitzhardinge wrote:
> On 03/12/2010 02:13 PM, Boris Derzhavets wrote:
> > Yes. That's what i see on my box.
> >
> OK, over to you Stefano.  Why is Boris seeing an instacrash in dom0 with 
> your patches in place?

As you might know already, the new patch series works as domU kernel
only so this problem doesn't exist anymore.

I decided to chase this bug anyway and it turns out that I was just

@@ -1345,6 +1346,8 @@ void __init xen_guest_init(void)
        int r;
        uint64_t callback_via;

+       if (xen_pv_domain())
+               return;

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