159 	struct test_abba *abba = container_of(work, typeof(*abba), work);  in test_abba_work()  local
164 	ww_mutex_lock(&abba->b_mutex, &ctx);  in test_abba_work()
166 	complete(&abba->b_ready);  in test_abba_work()
167 	wait_for_completion(&abba->a_ready);  in test_abba_work()
169 	err = ww_mutex_lock(&abba->a_mutex, &ctx);  in test_abba_work()
170 	if (abba->resolve && err == -EDEADLK) {  in test_abba_work()
171 		ww_mutex_unlock(&abba->b_mutex);  in test_abba_work()
172 		ww_mutex_lock_slow(&abba->a_mutex, &ctx);  in test_abba_work()
173 		err = ww_mutex_lock(&abba->b_mutex, &ctx);  in test_abba_work()
177 		ww_mutex_unlock(&abba->a_mutex);  in test_abba_work()
178 	ww_mutex_unlock(&abba->b_mutex);  in test_abba_work()
181 	abba->result = err;  in test_abba_work()
186 	struct test_abba abba;  in test_abba()  local
190 	ww_mutex_init(&abba.a_mutex, &ww_class);  in test_abba()
191 	ww_mutex_init(&abba.b_mutex, &ww_class);  in test_abba()
192 	INIT_WORK_ONSTACK(&abba.work, test_abba_work);  in test_abba()
193 	init_completion(&abba.a_ready);  in test_abba()
194 	init_completion(&abba.b_ready);  in test_abba()
195 	abba.resolve = resolve;  in test_abba()
197 	schedule_work(&abba.work);  in test_abba()
200 	ww_mutex_lock(&abba.a_mutex, &ctx);  in test_abba()
202 	complete(&abba.a_ready);  in test_abba()
203 	wait_for_completion(&abba.b_ready);  in test_abba()
205 	err = ww_mutex_lock(&abba.b_mutex, &ctx);  in test_abba()
207 		ww_mutex_unlock(&abba.a_mutex);  in test_abba()
208 		ww_mutex_lock_slow(&abba.b_mutex, &ctx);  in test_abba()
209 		err = ww_mutex_lock(&abba.a_mutex, &ctx);  in test_abba()
213 		ww_mutex_unlock(&abba.b_mutex);  in test_abba()
214 	ww_mutex_unlock(&abba.a_mutex);  in test_abba()
217 	flush_work(&abba.work);  in test_abba()
218 	destroy_work_on_stack(&abba.work);  in test_abba()
222 		if (err || abba.result) {  in test_abba()
224 			       __func__, err, abba.result);  in test_abba()
228 		if (err != -EDEADLK && abba.result != -EDEADLK) {  in test_abba()
230 			       __func__, err, abba.result);  in test_abba()