Lines Matching refs:lock
101 help='Timeout to wait when attempting to lock refcount file.')
622 """Acquire a lock on reference count image file
625 :returns: Acquired LockFile lock
629 lock = LockFile(ref_filename)
630 while not lock.i_am_locking():
636 lock.acquire(
649 # Assume lock is an old one, force it's removal
650 LOG.debug("_image_refcount_acquire_lock: Breaking stale lock.")
651 lock.break_lock()
652 lock.acquire()
654 return lock
662 :param release: Release the acquired lock or return it.
663 :returns: Acquired lock
689 # Acquire lock on refcount file
690 lock = _image_refcount_acquire_lock(image_path)
691 if lock is None:
692 err_msg = _LE("Failed to acquire lock on image: %s") % (image_path)
705 lock.release()
721 lock.release()
722 return lock
746 # the acquired lock.
747 lock = _image_refcount_adjust(temp_uri, 1, release=False)
752 # Release acquired lock now that file is retrieved
753 lock.release()
779 # returns the acquired lock.
780 lock = _image_refcount_adjust(temp_uri, 1,
792 # Release acquired lock now that file is retrieved
793 lock.release()