linux-kernel - Re: [PATCH v4 00/27] Thunderbolt security levels and NVM firmware upgrade

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Date:   Tue, 25 Jul 2017 12:17:38 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Christian Kellner <ckellner@...hat.com>
Cc:     Andreas Noever <andreas.noever@...il.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Michael Jamet <michael.jamet@...el.com>,
        Yehezkel Bernat <yehezkel.bernat@...el.com>,
        Lukas Wunner <lukas@...ner.de>,
        Amir Levy <amir.jer.levy@...el.com>,
        Andy Lutomirski <luto@...nel.org>, Mario.Limonciello@...l.com,
        Jared.Dominguez@...l.com,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-kernel@...r.kernel.org, Peter FP1 Zhang <zhangfp1@...ovo.com>
Subject: Re: [PATCH v4 00/27] Thunderbolt security levels and NVM firmware
 upgrade

On Tue, Jul 25, 2017 at 11:11:05AM +0200, Christian Kellner wrote:
> Hi Mika,
> 
> 
> > I've seen this once on Alpine Ridge LP (which you have here) where the
> > DROM contents of the older NVM image listed too many ports. Can you try
> > if the below patch helps?
> You were right. Patch works fine, and I indeed see the expected warnings in
> the logs:
> 
> [  102.739663] thunderbolt 0000:03:00.0: 0: DROM has too many entries 6
> (expected 5)
> [  102.739665] thunderbolt 0000:03:00.0: 0: DROM has too many entries 7
> (expected 5)
> [  102.739667] thunderbolt 0000:03:00.0: 0: DROM has too many entries 8
> (expected 5)
> [  102.739668] thunderbolt 0000:03:00.0: 0: DROM has too many entries 9
> (expected 5)
> [  102.739669] thunderbolt 0000:03:00.0: 0: DROM has too many entries 10
> (expected 5)
> [  102.739670] thunderbolt 0000:03:00.0: 0: DROM has too many entries 11
> (expected 5)

Thanks for confirming! I will send a proper patch (with slight changes)
later today.