37 	struct dma_fence_cb cb;  member
41 static void mock_wakeup(struct dma_fence *f, struct dma_fence_cb *cb)  in mock_wakeup()  argument
43 	wake_up_process(container_of(cb, struct wait_cb, cb)->task);  in mock_wakeup()
49 	struct wait_cb cb = { .task = current };  in mock_wait()  local
51 	if (dma_fence_add_callback(f, &cb.cb, mock_wakeup))  in mock_wait()
67 	if (!dma_fence_remove_callback(f, &cb.cb))  in mock_wait()
151 	struct dma_fence_cb cb;  member
155 static void simple_callback(struct dma_fence *f, struct dma_fence_cb *cb)  in simple_callback()  argument
157 	smp_store_mb(container_of(cb, struct simple_cb, cb)->seen, true);  in simple_callback()
162 	struct simple_cb cb = {};  in test_add_callback()  local
170 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_add_callback()
176 	if (!cb.seen) {  in test_add_callback()
189 	struct simple_cb cb = {};  in test_late_add_callback()  local
201 	if (!dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_late_add_callback()
207 	if (cb.seen) {  in test_late_add_callback()
220 	struct simple_cb cb = {};  in test_rm_callback()  local
228 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_rm_callback()
233 	if (!dma_fence_remove_callback(f, &cb.cb)) {  in test_rm_callback()
239 	if (cb.seen) {  in test_rm_callback()
252 	struct simple_cb cb = {};  in test_late_rm_callback()  local
260 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_late_rm_callback()
266 	if (!cb.seen) {  in test_late_rm_callback()
271 	if (dma_fence_remove_callback(f, &cb.cb)) {  in test_late_rm_callback()
467 		struct simple_cb cb;  in thread_signal_callback()  local
489 		smp_store_mb(cb.seen, false);  in thread_signal_callback()
491 		    dma_fence_add_callback(f2, &cb.cb, simple_callback)) {  in thread_signal_callback()
493 			cb.seen = true;  in thread_signal_callback()
499 		if (!cb.seen) {  in thread_signal_callback()
504 		if (!READ_ONCE(cb.seen)) {  in thread_signal_callback()