Re: [PATCH v2] KVM: x86: Rework INIT and SIPI handling

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On Thu, Mar 14, 2013 at 11:32:59AM -0300, Marcelo Tosatti wrote:
> > > Also the fact kvm_apic_accept_events() is called from sites is annoying,
> > > why is that necessary again?
> > 
> > - to avoid having pending events in the APIC when delivering mp_state
> >   to user space
> > - to keep mp_state correct after waking up from kvm_vcpu_block (we
> >   could otherwise walk through code paths with the wrong state)
> > - to process pending events when the VCPU was running
> > 
> > Jan
> 
> Ok, its alright (multiple callsites). Perhaps second and third points to
> be collapsed into a single one if moved outside vcpu_enter_guest.

Lets not forget that the point of all this changes was to properly
handle INIT wrt nested guests. I wonder how implementing it will affect
all the call sites. I doubt we want to handle nested vmexit at each one one
them.

--
			Gleb.
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