[PATCH 27/27] irq-ve

[Chris Wilson]

---
 drivers/gpu/drm/i915/gt/intel_lrc.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/i915/gt/intel_lrc.c b/drivers/gpu/drm/i915/gt/intel_lrc.c
index 2186d9833b2d..b7aa673219c7 100644
--- a/drivers/gpu/drm/i915/gt/intel_lrc.c
+++ b/drivers/gpu/drm/i915/gt/intel_lrc.c
@@ -1377,6 +1377,9 @@ resubmit_virtual_request(struct i915_request *rq, struct virtual_engine *ve)
 	struct intel_engine_cs *engine = rq->engine;
 	unsigned long flags;
 
+	/* Flush concurrent iterators in signal_irq_work */
+	irq_work_sync(&engine->breadcrumbs->irq_work);
+
 	spin_lock_irqsave(&engine->active.lock, flags);
 
 	clear_bit(I915_FENCE_FLAG_PQUEUE, &rq->fence.flags);
-- 
2.20.1