linux-kernel - Re: [PATCH] platform/x86: intel-wmi-thunderbolt: Add dynamic debugging

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Date:   Wed, 26 Sep 2018 22:25:40 +0300
From:   Andy Shevchenko <andy.shevchenko@...il.com>
To:     Mika Westerberg <mika.westerberg@...el.com>
Cc:     Mario Limonciello <mario.limonciello@...l.com>,
        Darren Hart <dvhart@...radead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Platform Driver <platform-driver-x86@...r.kernel.org>
Subject: Re: [PATCH] platform/x86: intel-wmi-thunderbolt: Add dynamic debugging

On Wed, Sep 26, 2018 at 9:34 PM Mika Westerberg
<mika.westerberg@...el.com> wrote:
>
> On Wed, Sep 26, 2018 at 11:10:58AM -0500, Mario Limonciello wrote:
> > Some users have been reporting issues with thunderbolt being turned off
> > before fully initialized.  This is suspected to be caused by userspace
> > turning off the Thunderbolt controller using intel-wmi-thunderbolt
> > prematurely.
> >
> > Details are available here:
> > https://bugzilla.kernel.org/show_bug.cgi?id=201227
> > https://bugzilla.kernel.org/show_bug.cgi?id=199631
> >
> > Userspace has already made some mitigiations for this situation:
>                                   ^^^^^^^^^^^^
> mitigations?

I've fixed that, but in any case I need to add your tag, thanks!


>
> > https://github.com/hughsie/fwupd/commit/ef6f1d76983c9b66
> > https://github.com/hughsie/fwupd/commit/c07ce5b4889a5384
> >
> > To allow easier debugging of this situation add output that can be turned
> > on with dynamic debugging to better root cause this problem.
> >
> > Suggested-by: Mika Westerberg <mika.westerberg@...el.com>
> > Signed-off-by: Mario Limonciello <mario.limonciello@...l.com>
>
> Reviewed-by: Mika Westerberg <mika.westerberg@...ux.intel.com>



-- 
With Best Regards,
Andy Shevchenko