From: Mark Hesselink <mhesseli@alumni.caltech.edu>
Subject: Re: Make ucc(4) pass audio cookie to wskbd(4)
To: Alexandre Ratchov <alex@caoua.org>, Caspar Schutijser <caspar@schutijser.com>
Cc: tech@openbsd.org
Date: Sun, 1 Sep 2024 16:47:56 -0600

Hi,

Can I please ask whether this issue is still on your radar? I am 
secretly hoping the interrupt storm can be root caused before the 
OpenBSD 7.6 release.

Thanks in advance,

Mark

On 7/24/2024 1:27 PM, Alexandre Ratchov wrote:
> On Wed, Jul 24, 2024 at 08:01:26PM +0200, Caspar Schutijser wrote:
>>> Currently, the audio key events are still sent, but they don't
>>> initiate volume changes?
>>>
>>> Does this mean that caspar@'s device generates keystrokes in response
>>> to volume changes, which in turn change the volume and so on?
>> I'm currently traveling. In about 3 weeks, I'll be able to have a
>> proper look at this and I'll have access to the headset again.
>>
>> Back then, I recorded USB traffic using tcpdump which shows the
>> interrupt storm. When I'm back home, I can do that again and share
>> the PCAP file. Would that be helpful?
>>
> yes, I'd like to understand how this creates a loop. Thanks