patch-2.3.15 linux/net/ipv6/ip6_fw.c

• Lines: 48
• Date: Mon Aug 23 10:01:02 1999
• Orig file: v2.3.14/linux/net/ipv6/ip6_fw.c
• Orig date: Mon Jul 5 20:03:14 1999

diff -u --recursive --new-file v2.3.14/linux/net/ipv6/ip6_fw.c linux/net/ipv6/ip6_fw.c
@@ -5,7 +5,7 @@
  *	Authors:
  *	Pedro Roque		<roque@di.fc.ul.pt>	
  *
- *	$Id: ip6_fw.c,v 1.12 1999/06/09 08:29:32 davem Exp $
+ *	$Id: ip6_fw.c,v 1.14 1999/08/20 11:06:20 davem Exp $
  *
  *	This program is free software; you can redistribute it and/or
  *      modify it under the terms of the GNU General Public License
@@ -60,31 +60,34 @@
 	0, RTN_ROOT|RTN_TL_ROOT, 0
 };
 
+rwlock_t ip6_fw_lock = RW_LOCK_UNLOCKED;
+
+
 static void ip6_rule_add(struct ip6_fw_rule *rl)
 {
 	struct ip6_fw_rule *next;
 
-	start_bh_atomic();
+	write_lock_bh(&ip6_fw_lock);
 	ip6_fw_rule_cnt++;
 	next = &ip6_fw_rule_list;
 	rl->next = next;
 	rl->prev = next->prev;
 	rl->prev->next = rl;
 	next->prev = rl;
-	end_bh_atomic();
+	write_unlock_bh(&ip6_fw_lock);
 }
 
 static void ip6_rule_del(struct ip6_fw_rule *rl)
 {
 	struct ip6_fw_rule *next, *prev;
 
-	start_bh_atomic();
+	write_lock_bh(&ip6_fw_lock);
 	ip6_fw_rule_cnt--;
 	next = rl->next;
 	prev = rl->prev;
 	next->prev = prev;
 	prev->next = next;
-	end_bh_atomic();
+	write_unlock_bh(&ip6_fw_lock);
 }
 
 static __inline__ struct ip6_fw_rule * ip6_fwrule_alloc(void)