Re: So, I had to revert d6d458d42e1 ("Handle DisplayPort tunnel activation asynchronously") too, to stop my resume crashes

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>> Oh and the failure mode for d6d458d4 is ALWAYS this, and always(?) from line
>> 436/7 of ".../drivers/thunderbolt/path.c", a call to tb_port_write():

I was looking thru the pstore dumps; it may not ALWAYS be line 436, but it is always in "tb_port_write()".

On 3/3/25 05:13, Mika Westerberg wrote:

That's also weird because we don't do anything for DP tunnels on resume so
what this code is doing is to clean up for the tunnels left by the boot
kernel (since this is hibernate).

OK, but for completeness' sake the crash happens on a suspend resume as well (and the same failure mode as a resume hibernate).

-Kenny

--
Kenneth R. Crudup / Sr. SW Engineer, Scott County Consulting, Orange County CA





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