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Re: [Qemu-trivial] [PULL 01/10] hw/acpi/ich9: clear smi_en on reset


From: Michael S. Tsirkin
Subject: Re: [Qemu-trivial] [PULL 01/10] hw/acpi/ich9: clear smi_en on reset
Date: Mon, 27 Jul 2015 23:54:59 +0300

On Mon, Jul 27, 2015 at 11:50:08PM +0300, Michael S. Tsirkin wrote:
> On Mon, Jul 27, 2015 at 10:54:04PM +0300, Michael Tokarev wrote:
> > From: Laszlo Ersek <address@hidden>
> > 
> > Otherwise on reboot firmware might think (due to APMC_EN remaining set
> > from the previous boot) that SMI support is absent.
> > 
> > Cc: "Michael S. Tsirkin" <address@hidden>
> > Cc: Igor Mammedov <address@hidden>
> > Cc: Gerd Hoffmann <address@hidden>
> > Cc: Paolo Bonzini <address@hidden>
> > Cc: address@hidden
> > Signed-off-by: Laszlo Ersek <address@hidden>
> > Reviewed-by: Igor Mammedov <address@hidden>
> > Signed-off-by: Michael Tokarev <address@hidden>
> 
> 
> Confused.  Why are you merging these patches through your tree?
> I was preparing a pull request myself, while likely git
> will figure it out fine, this commit will appear twice in
> history and it's kind of messy.
> 
> I guess I could drop this - but it's more work ...
> 

Oh I see it's because Laszlo said in the cover letter
they are trivial. Never mind.

> > ---
> >  hw/acpi/ich9.c | 1 +
> >  1 file changed, 1 insertion(+)
> > 
> > diff --git a/hw/acpi/ich9.c b/hw/acpi/ich9.c
> > index f04f6dc..8da5a2d 100644
> > --- a/hw/acpi/ich9.c
> > +++ b/hw/acpi/ich9.c
> > @@ -221,6 +221,7 @@ static void pm_reset(void *opaque)
> >      acpi_pm_tmr_reset(&pm->acpi_regs);
> >      acpi_gpe_reset(&pm->acpi_regs);
> >  
> > +    pm->smi_en = 0;
> >      if (!pm->smm_enabled) {
> >          /* Mark SMM as already inited to prevent SMM from running. KVM 
> > does not
> >           * support SMM mode. */
> > -- 
> > 2.1.4



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