block: Accept node-name for drive-backup

[mirror_qemu.git] / qapi / block-core.json

diff --git a/qapi/block-core.json b/qapi/block-core.json
index d25ba46b7783d2310708848cfdeebadba7956ef0..f081eb8c56a0b064eda278350c46affea3fdff18 100644 (file)
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -876,7 +876,7 @@
 # @job-id: #optional identifier for the newly-created block job. If
 #          omitted, the device name will be used. (Since 2.7)
 #
-# @device: the name of the device which should be copied.
+# @device: the device name or node-name of a root node which should be copied.
 #
 # @target: the target of the new image. If the file exists, or if it
 #          is a device, the existing file/device will be used as the new
@@ -1087,7 +1087,7 @@
 # For the arguments, see the documentation of DriveBackup.
 #
 # Returns: nothing on success
-#          If @device is not a valid block device, DeviceNotFound
+#          If @device is not a valid block device, GenericError
 #
 # Since 1.6
 ##