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Re: [Xen-devel] Xen pvops kernel CONFIG_HIGHPTE race/crash

from [Ian Campbell] [Permanent Link][Original]
To: Pasi Kärkkäinen <pasik@xxxxxx>
Subject: Re: [Xen-devel] Xen pvops kernel CONFIG_HIGHPTE race/crash
From: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
Date: Tue, 9 Feb 2010 09:14:26 +0000
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>, Keir Fraser <Keir.Fraser@xxxxxxxxxxxxx>, Daniel Stodden <Daniel.Stodden@xxxxxxxxxx>
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On Mon, 2010-02-08 at 17:34 +0000, Pasi Kärkkäinen wrote:
> 
> The patched PV guest kernel survived around 5 hours of kernel
> compilation loop 
> without problems. I stopped the loop after 5 hours.
> 
> Booting back to the non-patched kernel and starting the kernel
> compilation loop
> made it crash in less than 15 minutes.
> 
> So this patch definitely helps. 

Thanks Pasi, I'll prepare something suitable for upstream.

Ian.


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