diff --git a/7f/a3f93fc85e6131da6e5fa1365c3d5c91e71ed0 b/7f/a3f93fc85e6131da6e5fa1365c3d5c91e71ed0
new file mode 100644
index 0000000..bad16c0
--- /dev/null
+++ b/7f/a3f93fc85e6131da6e5fa1365c3d5c91e71ed0
@@ -0,0 +1,8 @@
+Code-Review+2: ChangBo Guo(gcb) <glongwave@gmail.com>
+Workflow+1: ChangBo Guo(gcb) <glongwave@gmail.com>
+Verified+2: Zuul
+Submitted-by: Zuul
+Submitted-at: Mon, 20 Nov 2017 10:04:39 +0000
+Reviewed-on: https://review.openstack.org/520483
+Project: openstack/oslo.concurrency
+Branch: refs/heads/master