+def call_blockdev_close(node, disks):
+ """Closes the given block devices.
+
+ This is a single-node call.
+
+ """
+ params = [cf.ToDict() for cf in disks]
+ c = Client("blockdev_close", params)
+ c.connect(node)
+ c.run()
+ return c.getresult().get(node, False)
+
+