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SubjectRe: usb hotplug broken on v6.5.12
On Tue, 28 Nov 2023, Mario Limonciello wrote:
> On 11/28/2023 07:12, Sebastian Ott wrote:
>> usb hotplug doesn't work for me running stable kernel v6.5.12 on an AMD
>> based Thinkpad t495s. Bisect pointed to 7b8ae3c24ef ("xhci: Loosen RPM as
>> default policy to cover for AMD xHC 1.1") - which is 4baf1218150 upstream.
>>
>> Reverting that from 6.5.12 fixes the issue for me.
>> Current upstream rc kernel contains this patch but doesn't show the issue.
>>
> I believe it's the same discussion as
> https://lore.kernel.org/stable/5993222.lOV4Wx5bFT@natalenko.name/#t
>
> The outcome was that another missing patch is in the stable queue for various
> kernels and will be part of the next stable release for various kernels.

Great, thank you!
I can confirm that v6.5.12 + a5d6264b ("xhci: Enable RPM on controllers that support low-power states")
fixes the issue for me.

Sebastian

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