Lines Matching refs:mutex
153 struct mutex mutex; /* locks this structure */ member
325 if (mutex_lock_interruptible(&dev->mutex)) in ld_usb_open()
364 mutex_unlock(&dev->mutex); in ld_usb_open()
384 if (mutex_lock_interruptible(&dev->mutex)) { in ld_usb_release()
395 mutex_unlock(&dev->mutex); in ld_usb_release()
408 mutex_unlock(&dev->mutex); in ld_usb_release()
457 if (mutex_lock_interruptible(&dev->mutex)) { in ld_usb_read()
514 mutex_unlock(&dev->mutex); in ld_usb_read()
537 if (mutex_lock_interruptible(&dev->mutex)) { in ld_usb_write()
615 mutex_unlock(&dev->mutex); in ld_usb_write()
665 mutex_init(&dev->mutex); in ld_usb_probe()
779 mutex_lock(&dev->mutex); in ld_usb_disconnect()
783 mutex_unlock(&dev->mutex); in ld_usb_disconnect()
790 mutex_unlock(&dev->mutex); in ld_usb_disconnect()