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-rw-r--r--qapi/block.json5
1 files changed, 3 insertions, 2 deletions
diff --git a/qapi/block.json b/qapi/block.json
index 937337dce5..c0e831fd29 100644
--- a/qapi/block.json
+++ b/qapi/block.json
@@ -99,14 +99,15 @@
# both. One of the name or id is required. Return SnapshotInfo for the
# successfully deleted snapshot.
#
-# @device: the name of the device to delete the snapshot from
+# @device: the device name or node-name of a root node to delete the snapshot
+# from
#
# @id: optional the snapshot's ID to be deleted
#
# @name: optional the snapshot's name to be deleted
#
# Returns: SnapshotInfo on success
-# If @device is not a valid block device, DeviceNotFound
+# If @device is not a valid block device, GenericError
# If snapshot not found, GenericError
# If the format of the image used does not support it,
# BlockFormatFeatureNotSupported