Re: [v3.8 Regression] watchdog: sp5100_tco: Add SB8x0 chipset support

[Joseph Salisbury]

On 02/17/2013 04:44 AM, Tanaka Takahisa wrote:
> Hi Joseph,
>
> 2013/2/15 Joseph Salisbury <joseph.salisbury@xxxxxxxxxxxxx>:
> > On 02/15/2013 02:32 AM, Wim Van Sebroeck wrote:
> > > Hi Joseph,
> > >
> > > > A bug was opened against the Ubuntu kernel[0].  It was found that
> > > > reverting the following commit resolved this bug:
> > > >
> > > > commit 740fbddf5c3f9ad8b23c5d917ba1cc7e376a5104
> > > > Author: Takahisa Tanaka <mc74hc00@xxxxxxxxx>
> > > > Date:   Sun Dec 2 14:33:18 2012 +0900
> > > >
> > > >       watchdog: sp5100_tco: Add SB8x0 chipset support
> > > >
> > > >
> > > > The regression was introduced as of v3.8-rc1.
> > > >
> > > > I see that you are the author of this patch, so I wanted to run this by
> > > > you.  I was thinking of requesting a revert for v3.8, but I wanted to
> > > > get your feedback first.
> > > Please check out the attached patches first (They are allready in
> > > linux-next).
> > Thanks for the feedback, Wim.  I'll let you know if the patches resolve this
> > bug.
> >
> >
> > > Other references:
> > > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=43176
> > > Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=43176
> > >
> > > Kind regards,
> > > Wim.
> Thank you for your information, and sorry for the late reply.
>
> I think that I will get rid of code that re-programming the chipset
> registers, if my patch set doesn't resolve the problem.
> I'm waiting for your reply at the moment.
>
>
> Regards,
> Takahisa
Hi Takahisa,

The bug report tested a kernel with the patches.  However, he reports 
the kernel panic still occurs[0].

Thanks,

Joe

[0] https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1116835
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