<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - DP MST problems with xrandr while re-docking" href="https://bugs.freedesktop.org/show_bug.cgi?id=80355#c11">Comment # 11</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - DP MST problems with xrandr while re-docking" href="https://bugs.freedesktop.org/show_bug.cgi?id=80355">bug 80355</a> from <a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> Chris Wilson</a> <pre>And this should fix the first crash you reported: commit f22ea4e821a33eccd3a9283d7ab048857008f7e8 Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Date: Sun Jun 22 17:53:59 2014 +0100 sna: Disable unused CRTC after undock events If undocking removes output (as the MST topology changes and some outputs then become unreachable), we may leave dangling CRTC. This confuses us, so disable any enabled but unconnected CRTC after the undock event. Reported-by: Sree Harsha Totakura <<a href="mailto:freedesktop@h.totakura.in">freedesktop@h.totakura.in</a>> References: <a class="bz_bug_link bz_status_NEW " title="NEW --- - DP MST problems with xrandr while re-docking" href="show_bug.cgi?id=80355#c5">https://bugs.freedesktop.org/show_bug.cgi?id=80355#c5</a> Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> All that remains is to try and shed some light on the original bug.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> </ul> </body> </html>