Lines Matching refs:mutex
163 struct mutex mutex; /* locks this structure */ member
335 if (mutex_lock_interruptible(&dev->mutex)) in ld_usb_open()
374 mutex_unlock(&dev->mutex); in ld_usb_open()
394 if (mutex_lock_interruptible(&dev->mutex)) { in ld_usb_release()
405 mutex_unlock(&dev->mutex); in ld_usb_release()
418 mutex_unlock(&dev->mutex); in ld_usb_release()
467 if (mutex_lock_interruptible(&dev->mutex)) { in ld_usb_read()
524 mutex_unlock(&dev->mutex); in ld_usb_read()
547 if (mutex_lock_interruptible(&dev->mutex)) { in ld_usb_write()
625 mutex_unlock(&dev->mutex); in ld_usb_write()
675 mutex_init(&dev->mutex); in ld_usb_probe()
789 mutex_lock(&dev->mutex); in ld_usb_disconnect()
793 mutex_unlock(&dev->mutex); in ld_usb_disconnect()
800 mutex_unlock(&dev->mutex); in ld_usb_disconnect()