From dd85fd121fc679ca32b05609f6db4d445a31c527 Mon Sep 17 00:00:00 2001
From: ad <ad@NetBSD.org>
Date: Fri, 22 Dec 2006 05:34:02 +0000
Subject: [PATCH] ipintr(): check if the queue is empty before looping. Hardly
 a giant win, but removed 30% of splnet() calls in one local test.

---
 sys/netinet/ip_input.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c
index 48aea9c03b56..fa6f1d914c3b 100644
--- a/sys/netinet/ip_input.c
+++ b/sys/netinet/ip_input.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: ip_input.c,v 1.240 2006/12/15 21:18:53 joerg Exp $	*/
+/*	$NetBSD: ip_input.c,v 1.241 2006/12/22 05:34:02 ad Exp $	*/
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -98,7 +98,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ip_input.c,v 1.240 2006/12/15 21:18:53 joerg Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ip_input.c,v 1.241 2006/12/22 05:34:02 ad Exp $");
 
 #include "opt_inet.h"
 #include "opt_gateway.h"
@@ -461,7 +461,7 @@ ipintr(void)
 	int s;
 	struct mbuf *m;
 
-	while (1) {
+	while (!IF_IS_EMPTY(&ipintrq)) {
 		s = splnet();
 		IF_DEQUEUE(&ipintrq, m);
 		splx(s);