Check that there was not a late recovery between us declaring the GPU
hung and processing the reset. If the GPU did recover by itself, let the
request remain on the active list and see if it hangs again!
Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
Cc: Mika Kuoppala <mika.kuopp...@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuopp...@intel.com>
---
drivers/gpu/drm/i915/i915_gem.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 0cae8acdf906..a89a88922448 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2589,6 +2589,9 @@ static void i915_gem_reset_engine(struct intel_engine_cs
*engine)
return;
ring_hung = engine->hangcheck.score >= HANGCHECK_SCORE_RING_HUNG;
+ if (engine->hangcheck.seqno != intel_engine_get_seqno(engine))
+ ring_hung = false;
+
i915_set_reset_status(request->ctx, ring_hung);
if (!ring_hung)
return;
--
2.9.3
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