Lines Matching refs:mtx
1362 ret = mutex_lock_interruptible(&dev->mtx); in isdn_ioctl()
1372 mutex_unlock(&dev->mtx); in isdn_ioctl()
1381 ret = mutex_lock_interruptible(&dev->mtx); in isdn_ioctl()
1391 mutex_unlock(&dev->mtx); in isdn_ioctl()
1398 ret = mutex_lock_interruptible(&dev->mtx); in isdn_ioctl()
1401 mutex_unlock(&dev->mtx); in isdn_ioctl()
1430 ret = mutex_lock_interruptible(&dev->mtx); in isdn_ioctl()
1433 mutex_unlock(&dev->mtx); in isdn_ioctl()
1442 ret = mutex_lock_interruptible(&dev->mtx); in isdn_ioctl()
1445 mutex_unlock(&dev->mtx); in isdn_ioctl()
1454 ret = mutex_lock_interruptible(&dev->mtx); in isdn_ioctl()
1457 mutex_unlock(&dev->mtx); in isdn_ioctl()
2318 mutex_init(&dev->mtx); in isdn_init()