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SubjectRe: [PATCH -tip] x86: move vmware to hypervisor
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On Wed, 2009-03-25 at 10:24 -0700, Alok Kataria wrote:
> On Wed, 2009-03-25 at 10:07 -0700, Jaswinder Singh Rajput wrote:
> > On Wed, 2009-03-25 at 09:52 -0700, Alok Kataria wrote:
> > > >
> > > > vmware can be considered a CPU here, so i think making the disabling
> > > > also depend on PROCESSOR_SELECT.
> > >
> > > Ingo, this code is not just to be used by VMware, the reason we did this
> > > generically was so that a guest could run unaltered on *any* fully
> > > virtualized hypervisor.
> > > And give that this code is just a boot setup thing, the only thing this
> > > patch saves over here is not running the detection code on native
> > > systems. All the rest of the code is guarded by the
> > > "boot_cpu_data.x86_hyper_vendor" checks anyways.
> > >
> > > I don't really see the point of adding one more config option just for
> > > this.
> > >
> >
> > Can you please explain what is the point of adding this support all the
> > time if this is useless for 99.9% of cases. IMHO, it should be optional.
>
> First of all, I don't know how did you get to the 99.9% number, though I
> think its not a point worth debating, just like to share some info with
> you. More and more people are adopting virtualization now a days and
> give the trend i don't see just 0.1% people running Linux on virtualized
> hardware. So though its not a common case there is still a large user
> base.

I am agree with you there is no point for debate.

If someone need this option, she can enable it and use it.

Thanks,
--
JSR



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