linux-kernel - Re: [GIT PULL] KVM updates for Linux 3.5

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Message-ID: <20120525153950.GB11355@amt.cnet>
Date:	Fri, 25 May 2012 12:39:50 -0300
From:	Marcelo Tosatti <mtosatti@...hat.com>
To:	Sasha Levin <levinsasha928@...il.com>
Cc:	Avi Kivity <avi@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	KVM list <kvm@...r.kernel.org>
Subject: Re: [GIT PULL] KVM updates for Linux 3.5

On Fri, May 25, 2012 at 12:13:15PM +0200, Sasha Levin wrote:
> Hi Avi,
> 
> On Tue, May 22, 2012 at 3:08 PM, Avi Kivity <avi@...hat.com> wrote:
> >      KVM guest: make kvm_para_available() check hypervisor bit reading
> > cpuid leaf
> 
> I've reported this patch to cause a hang on hypervisors that don't set
> the hypervisor bit. Can we somehow fix that before this patch actually
> goes into mainline?

Should set the hypervisor bit (see kvm-devel reply) otherwise there are
known causes for crashes.

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