linux-kernel - Re: [PATCH v4] thunderbolt: Explicitly enable lane adapter hotplug events at startup

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Message-ID: <YzG84WEuVdXxclJB@black.fi.intel.com>
Date:   Mon, 26 Sep 2022 17:53:21 +0300
From:   Mika Westerberg <mika.westerberg@...ux.intel.com>
To:     Mario Limonciello <mario.limonciello@....com>
Cc:     Andreas Noever <andreas.noever@...il.com>,
        Michael Jamet <michael.jamet@...el.com>,
        Yehezkel Bernat <YehezkelShB@...il.com>,
        Mehta Sanju <Sanju.Mehta@....com>, stable@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4] thunderbolt: Explicitly enable lane adapter hotplug
 events at startup

Hi Mario,

On Mon, Sep 26, 2022 at 09:33:50AM -0500, Mario Limonciello wrote:
> Software that has run before the USB4 CM in Linux runs may have disabled
> hotplug events for a given lane adapter.
> 
> Other CMs such as that one distributed with Windows 11 will enable hotplug
> events. Do the same thing in the Linux CM which fixes hotplug events on
> "AMD Pink Sardine".
> 
> Cc: stable@...r.kernel.org
> Signed-off-by: Mario Limonciello <mario.limonciello@....com>

Looks good to me now. Since we are pretty late in the rc and this is not
trivial fix anymore, would it be OK for you if I apply this to my next
branch with stable tag? Then it gets slightly more exposure before it
ends up in any of the stable trees.