rcu_pointer_handoff  259 drivers/gpu/drm/i915/i915_active.h 			return rcu_pointer_handoff(request);
rcu_pointer_handoff  354 include/linux/dma-fence.h 			return rcu_pointer_handoff(fence);
rcu_pointer_handoff  381 include/net/ipv6.h 			opt = rcu_pointer_handoff(opt);