From 190517551b183c6e3cf2d333e2ccdcdf3f1d3655 Mon Sep 17 00:00:00 2001
From: Antoine Pitrou <solipsis@pitrou.net>
Date: Sat, 4 Oct 2014 22:16:14 +0200
Subject: Add NEWS entry I forgot to commit.

---
 Misc/NEWS | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Misc/NEWS b/Misc/NEWS
index 7c377a0..9e7efb9 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -162,6 +162,10 @@ Core and Builtins
 Library
 -------
 
+- Issue #11271: concurrent.futures.Executor.map() now takes a *chunksize*
+  argument to allow batching of tasks in child processes and improve
+  performance of ProcessPoolExecutor.  Patch by Dan O'Reilly.
+
 - Issue #21883: os.path.join() and os.path.relpath() now raise a TypeError with
   more helpful error message for unsupported or mismatched types of arguments.
 
-- 
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