Re: [PATCH v3] Fix divide-by-zero regression on DP MST unplug with nouveau

2024-03-14 Thread Imre Deak
On Wed, Mar 13, 2024 at 10:06:30PM +, Chris Bainbridge wrote: > Fix a regression when using nouveau and unplugging a StarTech MSTDP122DP > DisplayPort 1.2 MST hub (the same regression does not appear when using > a Cable Matters DisplayPort 1.4 MST hub). Trace: > > divide error: [#1] PRE

[PATCH v3] Fix divide-by-zero regression on DP MST unplug with nouveau

2024-03-13 Thread Chris Bainbridge
Fix a regression when using nouveau and unplugging a StarTech MSTDP122DP DisplayPort 1.2 MST hub (the same regression does not appear when using a Cable Matters DisplayPort 1.4 MST hub). Trace: divide error: [#1] PREEMPT SMP PTI CPU: 7 PID: 2962 Comm: Xorg Not tainted 6.8.0-rc3+ #744 Hardw