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| /openbmc/linux/drivers/gpu/drm/i915/ |
| H A D | i915_irq.c | diff 348b9b1192144e13b779f8f9be301d492bebaff2 Mon Oct 03 07:45:16 CDT 2016 Chris Wilson <chris@chris-wilson.co.uk> drm/i915: Use correct index for backtracking HUNG semaphores
When decoding the semaphores inside hangcheck, we need to use the hw-id
and not the local array index.
Fixes: de1add360522 ("drm/i915: Decouple execbuf uAPI ...")
Testcase: igt/gem_exec_whisper/hang # gen6-7
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: stable@vger.kernel.org
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161003124516.12388-3-chris@chris-wilson.co.uk
diff 27399eeec28ff33a0c5216a80cf57cbc6ba3c15e Mon Oct 03 07:45:16 CDT 2016 Chris Wilson <chris@chris-wilson.co.uk> drm/i915: Use correct index for backtracking HUNG semaphores
When decoding the semaphores inside hangcheck, we need to use the hw-id
and not the local array index.
Fixes: de1add360522 ("drm/i915: Decouple execbuf uAPI ...")
Testcase: igt/gem_exec_whisper/hang # gen6-7
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuoppala@intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: stable@vger.kernel.org
Reviewed-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20161003124516.12388-3-chris@chris-wilson.co.uk
(cherry picked from commit 348b9b1192144e13b779f8f9be301d492bebaff2)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
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