Re: [PATCH 5.14 060/151] KVM: PPC: Book3S HV: Fix stack handling in idle_kvm_start_guest()

From: Greg Kroah-Hartman
Date: Tue Oct 19 2021 - 07:22:16 EST


On Tue, Oct 19, 2021 at 09:55:04PM +1100, Michael Ellerman wrote:
> Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> writes:
> > From: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
> >
> > commit 9b4416c5095c20e110c82ae602c254099b83b72f upstream.
> >
> > In commit 10d91611f426 ("powerpc/64s: Reimplement book3s idle code in
> > C") kvm_start_guest() became idle_kvm_start_guest(). The old code
> > allocated a stack frame on the emergency stack, but didn't use the
> > frame to store anything, and also didn't store anything in its caller's
> > frame.
>
> Please drop this and the next patch.

All now dropped from all 3 queues, thanks!

greg k-h