Re: [PATCH v2] watchdog/hpwdt: Refine hpwdt message for UV platform

[Guenter Roeck]

On Thu, Apr 16, 2026 at 11:20:55AM -0500, Steve Wahl wrote:
> On Wed, Mar 18, 2026 at 10:42:09AM -0700, Guenter Roeck wrote:
> > On 3/18/26 08:50, Steve Wahl wrote:
> > > The watchdog hardware the hpwdt driver uses was added to the UV
> > > platform for UV_5, but the logging mentioned by this driver was not
> > > added to the BIOS.  When the watchdog fires, the printed message had
> > > the administrators and developers looking for non-existent log files,
> > > and confused about whether a watchdog actually tripped.
> > > 
> > > Change the message that prints on UV platforms so it doesn't send the
> > > user looking for non-existent logs.
> > > 
> > > To aid in any future debugging, include all 8 bits of the NMISTAT
> > > register in the output, not just the two bits being used to determine
> > > this was "mynmi".  And provide names to the bits in NMISTAT so the
> > > code is easier to understand.
> > > 
> > > Signed-off-by: Steve Wahl <steve.wahl@xxxxxxx>
> > 
> > Reviewed-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> 
> Question: With Guenter's review, will this automatically follow some
> path into the kernel tree, or do I need to call more attention to it?
> 
Wim should pick it up.

Guenter