From 3f4eb4c92402d80d0f41501bf71a60a1b94f2756 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Fri, 1 Apr 2016 14:15:27 +0100
Subject: [PATCH] Comment

---
 synapse/util/async.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/synapse/util/async.py b/synapse/util/async.py
index a75e1c71fb..cd4d90f3cf 100644
--- a/synapse/util/async.py
+++ b/synapse/util/async.py
@@ -121,7 +121,7 @@ def concurrently_execute(func, args, limit):
         limit (int): Maximum number of conccurent executions.
 
     Returns:
-        deferred
+        deferred: Resolved when all function invocations have finished.
     """
     it = iter(args)