Re: [PATCH v2 2/4] mfd: lpc_ich: Do not create iTCO watchdog when WDAT table exists

From: Rafael J. Wysocki
Date: Tue Sep 27 2016 - 21:18:45 EST


On Wednesday, September 28, 2016 02:09:41 AM Lee Jones wrote:
> On Wed, 28 Sep 2016, Rafael J. Wysocki wrote:
>
> > On Tuesday, September 27, 2016 08:41:14 PM Lee Jones wrote:
> > > On Tue, 20 Sep 2016, Mika Westerberg wrote:
> > >
> > > > ACPI WDAT table is the preferred way to use hardware watchdog over the
> > > > native iTCO_wdt. Windows only uses this table for its hardware watchdog
> > > > implementation so we should be relatively safe to trust it has been
> > > > validated by OEMs
> > > >
> > > > Prevent iTCO watchdog creation if we detect that there is ACPI WDAT table.
> > > >
> > > > Signed-off-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
> > > > Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> > > > ---
> > > > drivers/mfd/lpc_ich.c | 4 ++++
> > > > 1 file changed, 4 insertions(+)
> > >
> > > Applied, thanks.
> >
> > Well, I applied this too.
>
> How can you apply this without an MFD Ack?

First, Guenter has reviewed it.

Second, there was no response to this:

http://marc.info/?l=linux-acpi&m=147467687316117&w=4

> > And it depends on the [1/4], doesn't it?
>
> Yes, I just found that out myself. :)
>
> Well I only have 4 lines of changes in drivers/mfd/lpc_ich.c, so I
> guess it'll be okay to apply this without the fear of conflicts.
>
> Do that end, please apply my:
>
> Acked-by: Lee Jones <lee.jones@xxxxxxxxxx>

Thanks!

Best,
Rafael