<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [CI] igt@drv_selftest@live_hangcheck - incomplete - Softdog | fail Returncode -11" href="https://bugs.freedesktop.org/show_bug.cgi?id=104262#c12">Comment # 12</a> on <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [CI] igt@drv_selftest@live_hangcheck - incomplete - Softdog | fail Returncode -11" href="https://bugs.freedesktop.org/show_bug.cgi?id=104262">bug 104262</a> from <a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> Chris Wilson</a> <pre>This helped (not fixed) somewhat my bxt: commit 274de876065a34ca1ff093bfacb62e440a4491be Author: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Date: Fri Feb 2 14:54:55 2018 +0000 drm/i915/execlists: Flush GTIIR on clearing CS interrupts during reset Be paranoid and flush the GTIIR after clearing the CS interrupt to be sure it has taken before we re-enable the interrupt handler. We still see early interrupts following reset, the tasklet handling the mmio read before it has been written by the CS. This hopefully reduces the frequency to 0... References: <a class="bz_bug_link bz_status_REOPENED " title="REOPENED - [CI] igt@drv_selftest@live_hangcheck - incomplete - Softdog | fail Returncode -11" href="show_bug.cgi?id=104262">https://bugs.freedesktop.org/show_bug.cgi?id=104262</a> Signed-off-by: Chris Wilson <<a href="mailto:chris@chris-wilson.co.uk">chris@chris-wilson.co.uk</a>> Cc: Mika Kuoppala <<a href="mailto:mika.kuoppala@linux.intel.com">mika.kuoppala@linux.intel.com</a>> Cc: Michel Thierry <<a href="mailto:michel.thierry@intel.com">michel.thierry@intel.com</a>> Cc: Tvrtko Ursulin <<a href="mailto:tvrtko.ursulin@intel.com">tvrtko.ursulin@intel.com</a>> Acked-by: Michel Thierry <<a href="mailto:michel.thierry@intel.com">michel.thierry@intel.com</a>> Link: <a href="https://patchwork.freedesktop.org/patch/msgid/20180202145455.29876-1-chris@chris-wilson.co.uk">https://patchwork.freedesktop.org/patch/msgid/20180202145455.29876-1-chris@chris-wilson.co.uk</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> <li>You are the assignee for the bug.</li> </ul> </body> </html>