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-rw-r--r--qapi/block-core.json10
1 files changed, 10 insertions, 0 deletions
diff --git a/qapi/block-core.json b/qapi/block-core.json
index f6e6667361..fba32219e3 100644
--- a/qapi/block-core.json
+++ b/qapi/block-core.json
@@ -1883,7 +1883,17 @@
# 'stop' and 'enospc' can only be used if the block device
# supports io-status (see BlockInfo). Since 1.3.
#
+# Returns: Nothing on success. If @device does not exist, DeviceNotFound.
+#
# Since: 1.1
+#
+# Example:
+#
+# -> { "execute": "block-stream",
+# "arguments": { "device": "virtio0",
+# "base": "/tmp/master.qcow2" } }
+# <- { "return": {} }
+#
##
{ 'command': 'block-stream',
'data': { '*job-id': 'str', 'device': 'str', '*base': 'str',