Re: [PATCH 1/2] KVM: VMX: Notify if VMX is already in use

From: Avi Kivity
Date: Wed Dec 07 2011 - 09:23:23 EST


On 12/07/2011 04:18 PM, Sasha Levin wrote:
> On Wed, 2011-12-07 at 16:17 +0200, Avi Kivity wrote:
> > On 12/01/2011 08:30 PM, Sasha Levin wrote:
> > > Currently we silently fail if VMX is already in use by a different
> > > virtualization technology.
> > >
> > > This is bad since it's non-obvious for the user, and its not too uncommon
> > > for users to have several of these installed on same host.
> > >
> > > This patch adds a message to notify the user of the problem.
> > >
> >
> > Does this actually happen? With which hypervisor?
>
> vbox
>
> It turns VMX/SVM on when it loads, regardless of whether it's running a
> guest or not.

That's odd. IIRC when we discussed this with them, they were executing
VMXON/VMXOFF dynamically. Looks like they changed this.

Anyway, please adjust according to Joerg's comment (and add the word
"using"), and I'll apply.

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

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