From 3e01ad35171ba0bdc688ff98b9d0a2e432234d0a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Axel=20D=C3=B6rfler?= <axeld@pinc-software.de>
Date: Sat, 3 Nov 2007 13:39:39 +0000
Subject: [PATCH] Made DELAY() fall back to spin() for times below 1000 usecs;
 it's often used that way, and snooze() just wouldn't work right then.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22813 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/libs/compat/freebsd_network/compat/sys/systm.h | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/libs/compat/freebsd_network/compat/sys/systm.h b/src/libs/compat/freebsd_network/compat/sys/systm.h
index 7f1a43c952..23ce13e76f 100644
--- a/src/libs/compat/freebsd_network/compat/sys/systm.h
+++ b/src/libs/compat/freebsd_network/compat/sys/systm.h
@@ -1,3 +1,7 @@
+/*
+ * Copyright 2007, Hugo Santos. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
 #ifndef _FBSD_COMPAT_SYS_SYSTM_H_
 #define _FBSD_COMPAT_SYS_SYSTM_H_
 
@@ -10,6 +14,12 @@
 #include <net/if_var.h>
 #include <net/if_media.h>
 
-#define DELAY(n)	snooze(n)
+#define DELAY(n) \
+	do {				\
+		if (n < 1000)	\
+			spin(n);	\
+		else			\
+			snooze(n);	\
+	} while (0)
 
-#endif
+#endif	/* _FBSD_COMPAT_SYS_SYSTM_H_ */