Lines Matching defs:mutex

49 static int read_mutex_state(int mutex, __u32 *count, __u32 *owner)
55 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_READ, &args);
61 #define check_mutex_state(mutex, count, owner) \
64 		int ret = read_mutex_state((mutex), &__count, &__owner); \
70 static int unlock_mutex(int mutex, __u32 owner, __u32 *count)
77 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_UNLOCK, &args);
236 	int fd, ret, mutex;
245 	mutex = ioctl(fd, NTSYNC_IOC_CREATE_MUTEX, &mutex_args);
246 	EXPECT_EQ(-1, mutex);
251 	mutex = ioctl(fd, NTSYNC_IOC_CREATE_MUTEX, &mutex_args);
252 	EXPECT_EQ(-1, mutex);
257 	mutex = ioctl(fd, NTSYNC_IOC_CREATE_MUTEX, &mutex_args);
258 	EXPECT_LE(0, mutex);
259 	check_mutex_state(mutex, 2, 123);
261 	ret = unlock_mutex(mutex, 0, &count);
265 	ret = unlock_mutex(mutex, 456, &count);
268 	check_mutex_state(mutex, 2, 123);
270 	ret = unlock_mutex(mutex, 123, &count);
273 	check_mutex_state(mutex, 1, 123);
275 	ret = unlock_mutex(mutex, 123, &count);
278 	check_mutex_state(mutex, 0, 0);
280 	ret = unlock_mutex(mutex, 123, &count);
284 	ret = wait_any(fd, 1, &mutex, 456, &index);
287 	check_mutex_state(mutex, 1, 456);
289 	ret = wait_any(fd, 1, &mutex, 456, &index);
292 	check_mutex_state(mutex, 2, 456);
294 	ret = unlock_mutex(mutex, 456, &count);
297 	check_mutex_state(mutex, 1, 456);
299 	ret = wait_any(fd, 1, &mutex, 123, &index);
304 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_KILL, &owner);
309 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_KILL, &owner);
312 	check_mutex_state(mutex, 1, 456);
315 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_KILL, &owner);
319 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_READ, &mutex_args);
326 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_READ, &mutex_args);
332 	ret = wait_any(fd, 1, &mutex, 123, &index);
336 	check_mutex_state(mutex, 1, 123);
339 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_KILL, &owner);
343 	ret = ioctl(mutex, NTSYNC_IOC_MUTEX_READ, &mutex_args);
349 	ret = wait_any(fd, 1, &mutex, 123, &index);
353 	check_mutex_state(mutex, 1, 123);
355 	close(mutex);
359 	mutex = ioctl(fd, NTSYNC_IOC_CREATE_MUTEX, &mutex_args);
360 	EXPECT_LE(0, mutex);
361 	check_mutex_state(mutex, 0, 0);
363 	ret = wait_any(fd, 1, &mutex, 123, &index);
366 	check_mutex_state(mutex, 1, 123);
368 	close(mutex);
372 	mutex = ioctl(fd, NTSYNC_IOC_CREATE_MUTEX, &mutex_args);
373 	EXPECT_LE(0, mutex);
374 	check_mutex_state(mutex, ~0u, 123);
376 	ret = wait_any(fd, 1, &mutex, 123, &index);
380 	close(mutex);
803 	/* test waking the mutex */