From 51a4afd7ef2c0941047f40d7ec79f6344fa47528 Mon Sep 17 00:00:00 2001
From: Talha Malik <talhamalik@Tops-MacBook-Pro.local>
Date: Thu, 17 Oct 2019 09:50:17 -0400
Subject: [PATCH] Remove locking in polling reloader

---
 THANKS               | 1 +
 gunicorn/reloader.py | 7 ++-----
 2 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/THANKS b/THANKS
index 2c2a6de5..04e0f52b 100644
--- a/THANKS
+++ b/THANKS
@@ -163,6 +163,7 @@ Stephen DiCato <Locker537@gmail.com>
 Stephen Holsapple <sholsapp@gmail.com>
 Steven Cummings <estebistec@gmail.com>
 Sébastien Fievet <zyegfryed@gmail.com>
+Talha Malik <talham7391@hotmail.com>
 TedWantsMore <TedWantsMore@gmx.com>
 Thomas Grainger <tagrain@gmail.com>
 Thomas Steinacher <tom@eggdrop.ch>
diff --git a/gunicorn/reloader.py b/gunicorn/reloader.py
index acfc2f8f..d00be2bf 100644
--- a/gunicorn/reloader.py
+++ b/gunicorn/reloader.py
@@ -19,13 +19,11 @@ class Reloader(threading.Thread):
         super().__init__()
         self.setDaemon(True)
         self._extra_files = set(extra_files or ())
-        self._extra_files_lock = threading.RLock()
         self._interval = interval
         self._callback = callback
 
     def add_extra_file(self, filename):
-        with self._extra_files_lock:
-            self._extra_files.add(filename)
+        self._extra_files.add(filename)
 
     def get_files(self):
         fnames = [
@@ -34,8 +32,7 @@ class Reloader(threading.Thread):
             if getattr(module, '__file__', None)
         ]
 
-        with self._extra_files_lock:
-            fnames.extend(self._extra_files)
+        fnames.extend(self._extra_files)
 
         return fnames