diff --git a/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c b/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c index 484c74d717397244da2727ef41f7469d328477b8..1d1757584f49026d7f3b6fb7cedfb875fce68a0f 100644 --- a/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c +++ b/drivers/gpu/drm/i915/gt/intel_breadcrumbs.c @@ -451,10 +451,12 @@ void i915_request_cancel_breadcrumb(struct i915_request *rq) struct intel_context *ce = rq->context; bool release; - if (!test_and_clear_bit(I915_FENCE_FLAG_SIGNAL, &rq->fence.flags)) + spin_lock(&ce->signal_lock); + if (!test_and_clear_bit(I915_FENCE_FLAG_SIGNAL, &rq->fence.flags)) { + spin_unlock(&ce->signal_lock); return; + } - spin_lock(&ce->signal_lock); list_del_rcu(&rq->signal_link); release = remove_signaling_context(b, ce); spin_unlock(&ce->signal_lock);