Re: [PATCH 04/19] qemu-kvm: x86: Drop MSR reset

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On Thu, May 05, 2011 at 02:22:57PM +0300, Gleb Natapov wrote:
> On Thu, May 05, 2011 at 11:32:26AM +0200, Jan Kiszka wrote:
> > >> >
> > >> >  Of course, if we get a patch soon no one will ever see the
> > >> regression so
> > >> >  we can apply the series.
> > >>
> > >> I will still require the usual testing and merging round via upstream
> > >> and back. Not sure when I'll be able to work on it, probably not the
> > >> next days.
> > > 
> > > If you can do it within a couple of weeks or so that should be fine.
> > > 
> > 
> > We'll see, but I still do not share your concern regarding future
> > regressions when removing the fragile reset code.
> > 
> Why do we rely on userspace to properly reset kernel component anyway?

In general its required that userspace properly sets (some of) the
parameters of emulated hardware, including on reset.

> We should introduce cpu/lapic/ioapic/pit/pic resets ASAP.

Thats done through userspace via ioctls, don't get your point?

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