On Thu, 2008-04-10 at 18:35 -0300, Marcelo Tosatti wrote:
> On Thu, Apr 10, 2008 at 04:04:47PM -0500, Jerone Young wrote:
> > 1 file changed, 5 insertions(+)
> > qemu/qemu-kvm.c | 5 +++++
> >
> >
> > This patch adds a call to load_kvm_registers after creation of
> > vcpu. This is required for ppc since we are required to set certain
> > registers before boot. This should not have any effect on the curren
> > x86 code (though I need to test this to make sure).
> >
> > What I would like though are some comments on the fix. Is this the
> > right place for this? We had this in our platform setup code, but with
> > recent code changes it will not work there anymore).
> >
> > Signed-off-by: Jerone Young <[EMAIL PROTECTED]>
> >
> > diff --git a/qemu/qemu-kvm.c b/qemu/qemu-kvm.c
> > --- a/qemu/qemu-kvm.c
> > +++ b/qemu/qemu-kvm.c
> > @@ -353,6 +353,11 @@ static void *ap_main_loop(void *_env)
> > sigdelset(&signals, SIG_IPI);
> > sigprocmask(SIG_BLOCK, &signals, NULL);
> > kvm_create_vcpu(kvm_context, env->cpu_index);
> > + if (env->cpu_index == 0) {
> > + /* load any registers set in env into
> > + kvm for the first guest vcpu */
> > + kvm_load_registers(env);
> > + }
> > kvm_qemu_init_env(env);
> > if (kvm_irqchip_in_kernel(kvm_context))
> > env->hflags &= ~HF_HALTED_MASK;
>
> Hi Jerone,
>
> You can hook into PPC's kvm_arch_qemu_init_env().
That would be a much better place.
I also noticed that kvm_qemu_init_env() is called in ap_main_loop and
the kvm_main_loop_cpu. ap_main_loop calls kvm_main_loop_cpu, so one
them should be removed. I'll submit another patch for that.
>
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