On 12/01/2011 03:50 PM, Sasha Levin wrote:
> On Thu, 2011-12-01 at 15:48 +0200, Avi Kivity wrote:
> > On 12/01/2011 03:37 PM, Daniele Carollo wrote:
> > > Hi,
> > > my name's Daniele and I'm using the native linux kvm tool.
> > > If I try to execute it in this way ./kvm run -d ~/linux-0.2.img I get
> > > a kernel panic like this: http://paste.org/41673
> > > Only using the addictional option -p "idle=halt" I can run a virtual 
> > > machine.
> > > Printing cat /proc/cpuinfo on the host i get http://paste.org/41663
> > > and on the guest http://paste.org/41664
> > > Sashal from the native linux kvm tool team noticed that there is the
> > > monitor cpu flag even on the guest.
> > >
> > 
> > from cpuid.c:
> > 
> >     /* cpuid 1.ecx */
> >     const u32 kvm_supported_word4_x86_features =
> >         F(XMM3) | F(PCLMULQDQ) | 0 /* DTES64, MONITOR */ |
> > 
> > so either the masking later on is subtly wrong, or kvm tool doesn't pass
> > it on correctly, or Linux ignores it.
> > 
> > Please run the attached program on the host and post its output.
> > 
>
> Avi,
>
> We tested it with qemu where Daniele has reported that monitor is also
> visible in the cpuid there.
>

Not here (3.2).  Maybe it's another manifestation of the -E2BIG cpuid bug.

-- 
error compiling committee.c: too many arguments to function

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