X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=include%2Fnet%2Finetpeer.h;h=87b1df0d4d8ce7419a0981593dad4fd93f3ae213;hb=d225157bc6a442b1214882635fbf287d7d0e8133;hp=ad8404b5611372bbecc7b1759463bb817e8051df;hpb=d71209ded2ba6010070d02005384897c59859d00;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/net/inetpeer.h b/include/net/inetpeer.h
index ad8404b..87b1df0 100644
--- a/include/net/inetpeer.h
+++ b/include/net/inetpeer.h
@@ -1,8 +1,6 @@
 /*
  *		INETPEER - A storage for permanent information about peers
  *
- *  Version:	$Id: inetpeer.h,v 1.2 2002/01/12 07:54:56 davem Exp $
- *
  *  Authors:	Andrey V. Savochkin <saw@msu.ru>
  */
 
@@ -15,20 +13,19 @@
 #include <linux/spinlock.h>
 #include <asm/atomic.h>
 
-struct inet_peer
-{
+struct inet_peer {
 	/* group together avl_left,avl_right,v4daddr to speedup lookups */
 	struct inet_peer	*avl_left, *avl_right;
 	__be32			v4daddr;	/* peer's address */
-	__u16			avl_height;
-	__u16			ip_id_count;	/* IP ID for the next packet */
+	__u32			avl_height;
 	struct list_head	unused;
 	__u32			dtime;		/* the time of last use of not
 						 * referenced entries */
 	atomic_t		refcnt;
 	atomic_t		rid;		/* Frag reception counter */
+	atomic_t		ip_id_count;	/* IP ID for the next packet */
 	__u32			tcp_ts;
-	unsigned long		tcp_ts_stamp;
+	__u32			tcp_ts_stamp;
 };
 
 void			inet_initpeers(void) __init;
@@ -39,17 +36,11 @@ struct inet_peer	*inet_getpeer(__be32 daddr, int create);
 /* can be called from BH context or outside */
 extern void inet_putpeer(struct inet_peer *p);
 
-extern spinlock_t inet_peer_idlock;
 /* can be called with or without local BH being disabled */
 static inline __u16	inet_getid(struct inet_peer *p, int more)
 {
-	__u16 id;
-
-	spin_lock_bh(&inet_peer_idlock);
-	id = p->ip_id_count;
-	p->ip_id_count += 1 + more;
-	spin_unlock_bh(&inet_peer_idlock);
-	return id;
+	more++;
+	return atomic_add_return(more, &p->ip_id_count) - more;
 }
 
 #endif /* _NET_INETPEER_H */