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

["Michael S. Tsirkin" <mst@redhat.com>]

On Mon, Jul 27, 2015 at 10:54:04PM +0300, Michael Tokarev wrote:
> From: Laszlo Ersek <lersek@redhat.com>
> 
> 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" <mst@redhat.com>
> Cc: Igor Mammedov <imammedo@redhat.com>
> Cc: Gerd Hoffmann <kraxel@redhat.com>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: qemu-trivial@nongnu.org
> Signed-off-by: Laszlo Ersek <lersek@redhat.com>
> Reviewed-by: Igor Mammedov <imammedo@redhat.com>
> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>


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 ...


> ---
>  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