Re: [PATCH 23/42] KVM: Activate Virtualization On Demand

[Dieter Ries]

On Wed, Mar 17, 2010 at 11:47:14PM +0100, Alexander Graf wrote:
> It looks like one of your CPUs has EFER_SVME enabled on bootup already. I'm not aware of code clearing EFER, so if there's garbage in there on boot it stays there.
> 
> Could you please add the current CPU number to your printk? I bet it's always the same one.

[ 1300.393635] efer on CPU1 is d01
[ 1300.393638] efer on CPU3 is d01
[ 1300.393641] efer on CPU2 is d01
[ 1300.393643] EFER_SVME is 1000
[ 1300.393645] EFER_SVME is 1000
[ 1300.393646] EFER_SVME is 1000
[ 1300.393650] efer on CPU0 is 1d01
[ 1300.393652] EFER_SVME is 1000
[ 1300.393653] kvm: enabling virtualization on CPU0 failed


> If that's the case I'd say you have a broken BIOS or bootloader.

You are right, it seems to be always cpu0. I'll check my BIOS and flash
a newer version if available.
 
> 
> Alex

cu
Dieter


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