From: Jason A. Donenfeld <Jason@zx2c4.com>
Date: Sat, 3 Aug 2019 17:05:53 +0000 (+0200)
Subject: tun: windows: spin for only a millisecond/80
X-Git-Tag: 0.0.20190805~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b4010123f74470eeca0551a151dea3e7a7381bcc;p=thirdparty%2Fwireguard-go.git

tun: windows: spin for only a millisecond/80

Performance stays the same as before.
---

diff --git a/tun/tun_windows.go b/tun/tun_windows.go
index 30518c6..b0faed8 100644
--- a/tun/tun_windows.go
+++ b/tun/tun_windows.go
@@ -215,7 +215,7 @@ retry:
 		if tun.close {
 			return 0, os.ErrClosed
 		}
-		if time.Since(start) >= time.Millisecond*50 {
+		if time.Since(start) >= time.Millisecond/80 /* ~1gbit/s */ {
 			windows.WaitForSingleObject(tun.rings.send.tailMoved, windows.INFINITE)
 			goto retry
 		}