[Intel-gfx] [PATCH 09/20] drm/i915: Wake up waiters after setting the WEDGED bit

Chris Wilson chris at chris-wilson.co.uk
Fri Jul 21 12:32:27 UTC 2017


After setting the WEDGED bit, make sure that we do wake up waiters as
they may not be waiting for a request completion yet, just for its
execution.

Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala at intel.com>
---
 drivers/gpu/drm/i915/i915_gem.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 8da1489913c2..a01176dd4bae 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3094,10 +3094,12 @@ static int __i915_gem_set_wedged_BKL(void *data)
 	struct intel_engine_cs *engine;
 	enum intel_engine_id id;
 
-	set_bit(I915_WEDGED, &i915->gpu_error.flags);
 	for_each_engine(engine, i915, id)
 		engine_set_wedged(engine);
 
+	set_bit(I915_WEDGED, &i915->gpu_error.flags);
+	wake_up_all(&i915->gpu_error.reset_queue);
+
 	return 0;
 }
 
-- 
2.13.3



More information about the Intel-gfx mailing list