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Date: Thu, 11 Sep 2014 06:46:50 +0200
From: Andi Kleen <andi@firstfloor.org>
Subject: Re: [RFC/PATCH v2 02/10] x86_64: add KASan support
Message-ID: <20140911044650.GN4120@two.firstfloor.org>
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To: "H. Peter Anvin" <hpa@zytor.com>
Cc: Sasha Levin <sasha.levin@oracle.com>, Dave Hansen <dave.hansen@intel.com>, Andrey Ryabinin <ryabinin.a.a@gmail.com>, Andrey Ryabinin <a.ryabinin@samsung.com>, LKML <linux-kernel@vger.kernel.org>, Dmitry Vyukov <dvyukov@google.com>, Konstantin Serebryany <kcc@google.com>, Dmitry Chernenkov <dmitryc@google.com>, Andrey Konovalov <adech.fo@gmail.com>, Yuri Gribov <tetra2005@gmail.com>, Konstantin Khlebnikov <koct9i@gmail.com>, Christoph Lameter <cl@linux.com>, Joonsoo Kim <iamjoonsoo.kim@lge.com>, Andrew Morton <akpm@linux-foundation.org>, Andi Kleen <andi@firstfloor.org>, Vegard Nossum <vegard.nossum@gmail.com>, "x86@kernel.org" <x86@kernel.org>, "linux-mm@kvack.org" <linux-mm@kvack.org>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>

On Wed, Sep 10, 2014 at 09:33:11PM -0700, H. Peter Anvin wrote:
> On 09/10/2014 09:29 PM, Sasha Levin wrote:
> > On 09/11/2014 12:26 AM, H. Peter Anvin wrote:
> >> Except you just broke PVop kernels.
> > 
> > So is this why v2 refuses to boot on my KVM guest? (was digging
> > into that before I send a mail out).
> > 
> 
> No, KVM should be fine.  It is Xen PV which ends up as a smoldering crater.

Just exclude it in Kconfig? I assume PV will eventually go away anyways.

-Andi

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