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()
147 	struct dma_fence_cb cb;  member
151 static void simple_callback(struct dma_fence *f, struct dma_fence_cb *cb)  in simple_callback()  argument
153 	smp_store_mb(container_of(cb, struct simple_cb, cb)->seen, true);  in simple_callback()
158 	struct simple_cb cb = {};  in test_add_callback()  local
166 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_add_callback()
172 	if (!cb.seen) {  in test_add_callback()
185 	struct simple_cb cb = {};  in test_late_add_callback()  local
195 	if (!dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_late_add_callback()
201 	if (cb.seen) {  in test_late_add_callback()
214 	struct simple_cb cb = {};  in test_rm_callback()  local
222 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_rm_callback()
227 	if (!dma_fence_remove_callback(f, &cb.cb)) {  in test_rm_callback()
233 	if (cb.seen) {  in test_rm_callback()
246 	struct simple_cb cb = {};  in test_late_rm_callback()  local
254 	if (dma_fence_add_callback(f, &cb.cb, simple_callback)) {  in test_late_rm_callback()
260 	if (!cb.seen) {  in test_late_rm_callback()
265 	if (dma_fence_remove_callback(f, &cb.cb)) {  in test_late_rm_callback()
453 		struct simple_cb cb;  in thread_signal_callback()  local
473 		smp_store_mb(cb.seen, false);  in thread_signal_callback()
474 		if (!f2 || dma_fence_add_callback(f2, &cb.cb, simple_callback))  in thread_signal_callback()
475 			miss++, cb.seen = true;  in thread_signal_callback()
480 		if (!cb.seen) {  in thread_signal_callback()
485 		if (!READ_ONCE(cb.seen)) {  in thread_signal_callback()