Ubuntu
xserver-xorg-video-intel package

  1. Bug #568138
  2. Comment #17

Comment 17 for bug 568138

Revision history for this message
In , Chris Wilson (ickle) wrote :

Can you confirm that is waiting on a request and not stuck polling registers? i.e. cpu time is 0%.

Can you also get the full stack traces of all processes so we can see which one is holding the mutex.

The contents of /sys/kernel/debug/dri/0/ (in particular the interrupts and requests) will be useful as would an intel_reg_dumper.