Lines Matching refs:u

142 	struct unwindme *u = unwindme;  in pgm_pre_handler()  local
144 	u->ret = test_unwind(NULL, (u->flags & UWM_REGS) ? regs : NULL,  in pgm_pre_handler()
145 			     (u->flags & UWM_SP) ? u->sp : 0);  in pgm_pre_handler()
151 static noinline int unwindme_func4(struct unwindme *u)  in unwindme_func4()  argument
153 	if (!(u->flags & UWM_CALLER))  in unwindme_func4()
154 		u->sp = current_frame_address();  in unwindme_func4()
155 	if (u->flags & UWM_THREAD) {  in unwindme_func4()
156 		complete(&u->task_ready);  in unwindme_func4()
157 		wait_event(u->task_wq, kthread_should_park());  in unwindme_func4()
161 	} else if (u->flags & UWM_PGM) {  in unwindme_func4()
165 		unwindme = u;  in unwindme_func4()
187 		return u->ret;  in unwindme_func4()
196 				   (u->flags & UWM_REGS) ? &regs : NULL,  in unwindme_func4()
197 				   (u->flags & UWM_SP) ? u->sp : 0);  in unwindme_func4()
202 static noinline int unwindme_func3(struct unwindme *u)  in unwindme_func3()  argument
204 	u->sp = current_frame_address();  in unwindme_func3()
205 	return unwindme_func4(u);  in unwindme_func3()
209 static noinline int unwindme_func2(struct unwindme *u)  in unwindme_func2()  argument
214 	if (u->flags & UWM_SWITCH_STACK) {  in unwindme_func2()
218 				   int, unwindme_func3, struct unwindme *, u);  in unwindme_func2()
223 		return unwindme_func3(u);  in unwindme_func2()
228 static noinline int unwindme_func1(void *u)  in unwindme_func1()  argument
230 	return unwindme_func2((struct unwindme *)u);  in unwindme_func1()
235 	struct unwindme *u = READ_ONCE(unwindme);  in unwindme_timer_fn()  local
237 	if (u) {  in unwindme_timer_fn()
239 		u->task = NULL;  in unwindme_timer_fn()
240 		u->ret = unwindme_func1(u);  in unwindme_timer_fn()
241 		complete(&u->task_ready);  in unwindme_timer_fn()
247 static int test_unwind_irq(struct unwindme *u)  in test_unwind_irq()  argument
249 	unwindme = u;  in test_unwind_irq()
250 	init_completion(&u->task_ready);  in test_unwind_irq()
253 	wait_for_completion(&u->task_ready);  in test_unwind_irq()
254 	return u->ret;  in test_unwind_irq()
258 static int test_unwind_task(struct kunit *test, struct unwindme *u)  in test_unwind_task()  argument
264 	init_completion(&u->task_ready);  in test_unwind_task()
265 	init_waitqueue_head(&u->task_wq);  in test_unwind_task()
271 	task = kthread_run(unwindme_func1, u, "%s", __func__);  in test_unwind_task()
280 	wait_for_completion(&u->task_ready);  in test_unwind_task()
283 	ret = test_unwind(task, NULL, (u->flags & UWM_SP) ? u->sp : 0);  in test_unwind_task()
356 	struct unwindme u;  in test_unwind_flags()  local
361 	u.flags = params->flags;  in test_unwind_flags()
362 	if (u.flags & UWM_THREAD)  in test_unwind_flags()
363 		KUNIT_EXPECT_EQ(test, 0, test_unwind_task(test, &u));  in test_unwind_flags()
364 	else if (u.flags & UWM_IRQ)  in test_unwind_flags()
365 		KUNIT_EXPECT_EQ(test, 0, test_unwind_irq(&u));  in test_unwind_flags()
367 		KUNIT_EXPECT_EQ(test, 0, unwindme_func1(&u));  in test_unwind_flags()