<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - [BAT SKL] *ERROR* Potential atomic update failure on pipe A" href="https://bugs.freedesktop.org/show_bug.cgi?id=95632#c6">Comment # 6</a> on <a class="bz_bug_link bz_status_NEEDINFO " title="NEEDINFO - [BAT SKL] *ERROR* Potential atomic update failure on pipe A" href="https://bugs.freedesktop.org/show_bug.cgi?id=95632">bug 95632</a> from <a class="email" href="mailto:damien@grassart.com" title="Damien Grassart <damien@grassart.com>"> Damien Grassart</a> <pre>I am also seeing this error message on my i7-4500U laptop and was able to bisect it to this commit: 92dcc67c11d51671cca8df543e25c601e52336ad is the first bad commit commit 92dcc67c11d51671cca8df543e25c601e52336ad Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Date: Thu Apr 28 09:56:46 2016 +0100 drm/i915: Unify intel_ring_begin() Combine the near identical implementations of intel_logical_ring_begin() and intel_ring_begin() - the only difference is that the logical wait has to check for a matching ring (which is assumed by legacy). In the process some debug messages are culled as there were following a WARN if we hit an actual error. v2: Updated commentary Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Cc: Joonas Lahtinen <<a href="mailto:joonas.lahtinen@linux.intel.com">joonas.lahtinen@linux.intel.com</a>> Cc: Tvrtko Ursulin <<a href="mailto:tvrtko.ursulin@linux.intel.com">tvrtko.ursulin@linux.intel.com</a>> Reviewed-by: Joonas Lahtinen <<a href="mailto:joonas.lahtinen@linux.intel.com">joonas.lahtinen@linux.intel.com</a>> Link: <a href="http://patchwork.freedesktop.org/patch/msgid/1461833819-3991-12-git-send-email-chris@chris-wilson.co.uk">http://patchwork.freedesktop.org/patch/msgid/1461833819-3991-12-git-send-email-chris@chris-wilson.co.uk</a> (cherry picked from commit 987046ad65361a8b038fbf8d76d152237fb7acf1) Signed-off-by: Jani Nikula <<a href="mailto:jani.nikula@intel.com">jani.nikula@intel.com</a>></pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> </ul> </body> </html>