From 6e50accebe0f4ef7b3883ad25063f92e8c82c6f5 Mon Sep 17 00:00:00 2001
From: Bert Belder <bertbelder@gmail.com>
Date: Mon, 4 Jun 2018 23:10:18 -0700
Subject: [PATCH] afd: use SetFileCompletionNotificationModes on driver sockets

This should slightly improve performance.
---
 src/afd.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/afd.c b/src/afd.c
index 109b26e..669aba9 100644
--- a/src/afd.c
+++ b/src/afd.c
@@ -111,6 +111,10 @@ int afd_create_driver_socket(HANDLE iocp, SOCKET* driver_socket_out) {
   if (CreateIoCompletionPort((HANDLE) socket, iocp, 0, 0) == NULL)
     goto error;
 
+  if (!SetFileCompletionNotificationModes((HANDLE) socket,
+                                          FILE_SKIP_SET_EVENT_ON_HANDLE))
+    goto error;
+
   *driver_socket_out = socket;
   return 0;