serftests: winesync: Add some tests for wakeup signaling via alerts.

Signed-off-by: Alexandre Frade <kernel@xanmod.org>
xanmod · Aug 2, 2022 · ea4499b · ea4499b
1 parent 895b83e
commit ea4499b
Showing 1 changed file with 66 additions and 0 deletions.
diff --git a/tools/testing/selftests/drivers/winesync/winesync.c b/tools/testing/selftests/drivers/winesync/winesync.c
@@ -1245,8 +1245,12 @@ TEST(wake_all)
 TEST(alert_any)
 {
 	struct winesync_event_args event_args = {0};
+	struct winesync_wait_args wait_args = {0};
 	struct winesync_sem_args sem_args = {0};
+	struct wait_args thread_args;
+	struct timespec timeout;
 	__u32 objs[2], index;
+	pthread_t thread;
 	int fd, ret;
 
 	fd = open("/dev/winesync", O_CLOEXEC | O_RDONLY);
@@ -1295,6 +1299,35 @@ TEST(alert_any)
 	EXPECT_EQ(0, ret);
 	EXPECT_EQ(2, index);
 
+	/* test wakeup via alert */
+
+	ret = ioctl(fd, WINESYNC_IOC_RESET_EVENT, &event_args);
+	EXPECT_EQ(0, ret);
+
+	get_abs_timeout(&timeout, CLOCK_MONOTONIC, 1000);
+	wait_args.timeout = (uintptr_t)&timeout;
+	wait_args.objs = (uintptr_t)objs;
+	wait_args.count = 2;
+	wait_args.owner = 123;
+	wait_args.index = 0xdeadbeef;
+	wait_args.alert = event_args.event;
+	thread_args.fd = fd;
+	thread_args.args = &wait_args;
+	thread_args.request = WINESYNC_IOC_WAIT_ANY;
+	ret = pthread_create(&thread, NULL, wait_thread, &thread_args);
+	EXPECT_EQ(0, ret);
+
+	ret = wait_for_thread(thread, 100);
+	EXPECT_EQ(ETIMEDOUT, ret);
+
+	ret = ioctl(fd, WINESYNC_IOC_SET_EVENT, &event_args);
+	EXPECT_EQ(0, ret);
+
+	ret = wait_for_thread(thread, 100);
+	EXPECT_EQ(0, ret);
+	EXPECT_EQ(0, thread_args.ret);
+	EXPECT_EQ(2, wait_args.index);
+
 	ret = ioctl(fd, WINESYNC_IOC_DELETE, &event_args.event);
 	EXPECT_EQ(0, ret);
 
@@ -1336,8 +1369,12 @@ TEST(alert_any)
 TEST(alert_all)
 {
 	struct winesync_event_args event_args = {0};
+	struct winesync_wait_args wait_args = {0};
 	struct winesync_sem_args sem_args = {0};
+	struct wait_args thread_args;
+	struct timespec timeout;
 	__u32 objs[2], index;
+	pthread_t thread;
 	int fd, ret;
 
 	fd = open("/dev/winesync", O_CLOEXEC | O_RDONLY);
@@ -1372,6 +1409,35 @@ TEST(alert_all)
 	EXPECT_EQ(0, ret);
 	EXPECT_EQ(2, index);
 
+	/* test wakeup via alert */
+
+	ret = ioctl(fd, WINESYNC_IOC_RESET_EVENT, &event_args);
+	EXPECT_EQ(0, ret);
+
+	get_abs_timeout(&timeout, CLOCK_MONOTONIC, 1000);
+	wait_args.timeout = (uintptr_t)&timeout;
+	wait_args.objs = (uintptr_t)objs;
+	wait_args.count = 2;
+	wait_args.owner = 123;
+	wait_args.index = 0xdeadbeef;
+	wait_args.alert = event_args.event;
+	thread_args.fd = fd;
+	thread_args.args = &wait_args;
+	thread_args.request = WINESYNC_IOC_WAIT_ALL;
+	ret = pthread_create(&thread, NULL, wait_thread, &thread_args);
+	EXPECT_EQ(0, ret);
+
+	ret = wait_for_thread(thread, 100);
+	EXPECT_EQ(ETIMEDOUT, ret);
+
+	ret = ioctl(fd, WINESYNC_IOC_SET_EVENT, &event_args);
+	EXPECT_EQ(0, ret);
+
+	ret = wait_for_thread(thread, 100);
+	EXPECT_EQ(0, ret);
+	EXPECT_EQ(0, thread_args.ret);
+	EXPECT_EQ(2, wait_args.index);
+
 	ret = ioctl(fd, WINESYNC_IOC_DELETE, &event_args.event);
 	EXPECT_EQ(0, ret);