Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

drivers/net/bnx2.c

@@ -14,8 +14,8 @@
 
 #define DRV_MODULE_NAME		"bnx2"
 #define PFX DRV_MODULE_NAME	": "
-#define DRV_MODULE_VERSION	"1.2.20"
-#define DRV_MODULE_RELDATE	"August 22, 2005"
+#define DRV_MODULE_VERSION	"1.2.21"
+#define DRV_MODULE_RELDATE	"September 7, 2005"
 
 #define RUN_AT(x) (jiffies + (x))
 
@@ -1533,6 +1533,7 @@ bnx2_msi(int irq, void *dev_instance, struct pt_regs *regs)
 	struct net_device *dev = dev_instance;
 	struct bnx2 *bp = dev->priv;
 
+	prefetch(bp->status_blk);
 	REG_WR(bp, BNX2_PCICFG_INT_ACK_CMD,
 		BNX2_PCICFG_INT_ACK_CMD_USE_INT_HC_PARAM |
 		BNX2_PCICFG_INT_ACK_CMD_MASK_INT);
@@ -1558,7 +1559,7 @@ bnx2_interrupt(int irq, void *dev_instance, struct pt_regs *regs)
 	 * When using MSI, the MSI message will always complete after
 	 * the status block write.
 	 */
-	if ((bp->status_blk->status_idx == bp->last_status_idx) ||
+	if ((bp->status_blk->status_idx == bp->last_status_idx) &&
 	    (REG_RD(bp, BNX2_PCICFG_MISC_STATUS) &
 	     BNX2_PCICFG_MISC_STATUS_INTA_VALUE))
 		return IRQ_NONE;

drivers/net/bnx2.h

@@ -50,6 +50,7 @@
 #endif
 #include <linux/workqueue.h>
 #include <linux/crc32.h>
+#include <linux/prefetch.h>
 
 /* Hardware data structures and register definitions automatically
  * generated from RTL code. Do not modify.

include/linux/in6.h

@@ -148,13 +148,13 @@ struct in6_flowlabel_req
  */
 
 #define IPV6_ADDRFORM		1
-#define IPV6_PKTINFO		2
-#define IPV6_HOPOPTS		3
-#define IPV6_DSTOPTS		4
-#define IPV6_RTHDR		5
-#define IPV6_PKTOPTIONS		6
+#define IPV6_2292PKTINFO	2
+#define IPV6_2292HOPOPTS	3
+#define IPV6_2292DSTOPTS	4
+#define IPV6_2292RTHDR		5
+#define IPV6_2292PKTOPTIONS	6
 #define IPV6_CHECKSUM		7
-#define IPV6_HOPLIMIT		8
+#define IPV6_2292HOPLIMIT	8
 #define IPV6_NEXTHOP		9
 #define IPV6_AUTHHDR		10	/* obsolete */
 #define IPV6_FLOWINFO		11
@@ -198,4 +198,28 @@ struct in6_flowlabel_req
  * MCAST_MSFILTER		48
  */
 
+/* RFC3542 advanced socket options (50-67) */
+#define IPV6_RECVPKTINFO	50
+#define IPV6_PKTINFO		51
+#if 0
+#define IPV6_RECVPATHMTU	52
+#define IPV6_PATHMTU		53
+#define IPV6_DONTFRAG		54
+#define IPV6_USE_MIN_MTU	55
+#endif
+#define IPV6_RECVHOPOPTS	56
+#define IPV6_HOPOPTS		57
+#if 0
+#define IPV6_RECVRTHDRDSTOPTS	58	/* Unused, see net/ipv6/datagram.c */
+#endif
+#define IPV6_RTHDRDSTOPTS	59
+#define IPV6_RECVRTHDR		60
+#define IPV6_RTHDR		61
+#define IPV6_RECVDSTOPTS	62
+#define IPV6_DSTOPTS		63
+#define IPV6_RECVHOPLIMIT	64
+#define IPV6_HOPLIMIT		65
+#define IPV6_RECVTCLASS		66
+#define IPV6_TCLASS		67
+
 #endif

include/linux/ipv6.h

@@ -189,6 +189,7 @@ struct inet6_skb_parm {
 	__u16			dst0;
 	__u16			srcrt;
 	__u16			dst1;
+	__u16			lastopt;
 };
 
 #define IP6CB(skb)	((struct inet6_skb_parm*)((skb)->cb))
@@ -234,14 +235,20 @@ struct ipv6_pinfo {
 	/* pktoption flags */
 	union {
 		struct {
-			__u8	srcrt:2,
+			__u16	srcrt:2,
+				osrcrt:2,
 			        rxinfo:1,
+			        rxoinfo:1,
 				rxhlim:1,
+				rxohlim:1,
 				hopopts:1,
+				ohopopts:1,
 				dstopts:1,
-                                rxflow:1;
+				odstopts:1,
+                                rxflow:1,
+				rxtclass:1;
 		} bits;
-		__u8		all;
+		__u16		all;
 	} rxopt;
 
 	/* sockopt flags */
@@ -250,6 +257,7 @@ struct ipv6_pinfo {
 	                        sndflow:1,
 				pmtudisc:2,
 				ipv6only:1;
+	__u8			tclass;
 
 	__u32			dst_cookie;
 
@@ -263,6 +271,7 @@ struct ipv6_pinfo {
 		struct ipv6_txoptions *opt;
 		struct rt6_info	*rt;
 		int hop_limit;
+		int tclass;
 	} cork;
 };
 

include/linux/skbuff.h

@@ -1167,7 +1167,7 @@ static inline void skb_postpull_rcsum(struct sk_buff *skb,
 
 static inline int pskb_trim_rcsum(struct sk_buff *skb, unsigned int len)
 {
-	if (len >= skb->len)
+	if (likely(len >= skb->len))
 		return 0;
 	if (skb->ip_summed == CHECKSUM_HW)
 		skb->ip_summed = CHECKSUM_NONE;

include/net/ax25.h

@@ -258,7 +258,7 @@ extern struct sock *ax25_make_new(struct sock *, struct ax25_dev *);
 /* ax25_addr.c */
 extern ax25_address null_ax25_address;
 extern char *ax2asc(char *buf, ax25_address *);
-extern ax25_address *asc2ax(char *);
+extern void asc2ax(ax25_address *addr, char *callsign);
 extern int  ax25cmp(ax25_address *, ax25_address *);
 extern int  ax25digicmp(ax25_digi *, ax25_digi *);
 extern unsigned char *ax25_addr_parse(unsigned char *, int, ax25_address *, ax25_address *, ax25_digi *, int *, int *);

include/net/compat.h

@@ -33,7 +33,8 @@ extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsi
 extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned);
 extern asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, int __user *);
 extern int put_cmsg_compat(struct msghdr*, int, int, int, void *);
-extern int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, unsigned char *,
-		int);
+
+struct sock;
+extern int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, unsigned char *, int);
 
 #endif /* NET_COMPAT_H */

include/net/ipv6.h

@@ -233,6 +233,10 @@ extern int 			ip6_ra_control(struct sock *sk, int sel,
 extern int			ipv6_parse_hopopts(struct sk_buff *skb, int);
 
 extern struct ipv6_txoptions *  ipv6_dup_options(struct sock *sk, struct ipv6_txoptions *opt);
+extern struct ipv6_txoptions *	ipv6_renew_options(struct sock *sk, struct ipv6_txoptions *opt,
+						   int newtype,
+						   struct ipv6_opt_hdr __user *newopt,
+						   int newoptlen);
 
 extern int ip6_frag_nqueues;
 extern atomic_t ip6_frag_mem;
@@ -373,6 +377,7 @@ extern int			ip6_append_data(struct sock *sk,
 						int length,
 						int transhdrlen,
 		      				int hlimit,
+		      				int tclass,
 						struct ipv6_txoptions *opt,
 						struct flowi *fl,
 						struct rt6_info *rt,

include/net/transp_v6.h

@@ -37,7 +37,7 @@ extern int			datagram_recv_ctl(struct sock *sk,
 extern int			datagram_send_ctl(struct msghdr *msg,
 						  struct flowi *fl,
 						  struct ipv6_txoptions *opt,
-						  int *hlimit);
+						  int *hlimit, int *tclass);
 
 #define		LOOPBACK4_IPV6		__constant_htonl(0x7f000006)
 

net/ax25/ax25_addr.c

@@ -67,37 +67,34 @@ char *ax2asc(char *buf, ax25_address *a)
 /*
  *	ascii -> ax25 conversion
  */
-ax25_address *asc2ax(char *callsign)
+void asc2ax(ax25_address *addr, char *callsign)
 {
-	static ax25_address addr;
 	char *s;
 	int n;
 
 	for (s = callsign, n = 0; n < 6; n++) {
 		if (*s != '\0' && *s != '-')
-			addr.ax25_call[n] = *s++;
+			addr->ax25_call[n] = *s++;
 		else
-			addr.ax25_call[n] = ' ';
-		addr.ax25_call[n] <<= 1;
-		addr.ax25_call[n] &= 0xFE;
+			addr->ax25_call[n] = ' ';
+		addr->ax25_call[n] <<= 1;
+		addr->ax25_call[n] &= 0xFE;
 	}
 
 	if (*s++ == '\0') {
-		addr.ax25_call[6] = 0x00;
-		return &addr;
+		addr->ax25_call[6] = 0x00;
+		return;
 	}
 
-	addr.ax25_call[6] = *s++ - '0';
+	addr->ax25_call[6] = *s++ - '0';
 
 	if (*s != '\0') {
-		addr.ax25_call[6] *= 10;
-		addr.ax25_call[6] += *s++ - '0';
+		addr->ax25_call[6] *= 10;
+		addr->ax25_call[6] += *s++ - '0';
 	}
 
-	addr.ax25_call[6] <<= 1;
-	addr.ax25_call[6] &= 0x1E;
-
-	return &addr;
+	addr->ax25_call[6] <<= 1;
+	addr->ax25_call[6] &= 0x1E;
 }
 
 /*

net/ipv4/netfilter/ip_conntrack_netbios_ns.c

@@ -104,12 +104,28 @@ static int help(struct sk_buff **pskb,
 static struct ip_conntrack_helper helper = {
 	.name			= "netbios-ns",
 	.tuple = {
-		.src.u.udp.port	= __constant_htons(137),
-		.dst.protonum	= IPPROTO_UDP,
+		.src = {
+			.u = {
+				.udp = {
+					.port	= __constant_htons(137),
+				}
+			}
+		},
+		.dst = {
+			.protonum	= IPPROTO_UDP,
+		},
 	},
 	.mask = {
-		.src.u.udp.port	= 0xFFFF,
-		.dst.protonum	= 0xFF,
+		.src = {
+			.u = {
+				.udp = {
+					.port	= 0xFFFF,
+				}
+			}
+		},
+		.dst = {
+			.protonum	= 0xFF,
+		},
 	},
 	.max_expected		= 1,
 	.me			= THIS_MODULE,

net/ipv4/netfilter/ipt_REJECT.c

@@ -92,10 +92,7 @@ static inline struct rtable *route_reverse(struct sk_buff *skb,
 	fl.fl_ip_sport = tcph->dest;
 	fl.fl_ip_dport = tcph->source;
 
-	if (xfrm_lookup((struct dst_entry **)&rt, &fl, NULL, 0)) {
-		dst_release(&rt->u.dst);
-		rt = NULL;
-	}
+	xfrm_lookup((struct dst_entry **)&rt, &fl, NULL, 0);
 
 	return rt;
 }

net/ipv4/route.c

@@ -1760,6 +1760,7 @@ static inline int __mkroute_input(struct sk_buff *skb,
 		goto cleanup;
 	}
 
+	atomic_set(&rth->u.dst.__refcnt, 1);
 	rth->u.dst.flags= DST_HOST;
 #ifdef CONFIG_IP_ROUTE_MULTIPATH_CACHED
 	if (res->fi->fib_nhs > 1)
@@ -1820,7 +1821,6 @@ static inline int ip_mkroute_input_def(struct sk_buff *skb,
 	err = __mkroute_input(skb, res, in_dev, daddr, saddr, tos, &rth);
 	if (err)
 		return err;
-	atomic_set(&rth->u.dst.__refcnt, 1);
 
 	/* put it into the cache */
 	hash = rt_hash_code(daddr, saddr ^ (fl->iif << 5), tos);
@@ -1834,8 +1834,8 @@ static inline int ip_mkroute_input(struct sk_buff *skb,
 				   u32 daddr, u32 saddr, u32 tos)
 {
 #ifdef CONFIG_IP_ROUTE_MULTIPATH_CACHED
-	struct rtable* rth = NULL;
-	unsigned char hop, hopcount, lasthop;
+	struct rtable* rth = NULL, *rtres;
+	unsigned char hop, hopcount;
 	int err = -EINVAL;
 	unsigned int hash;
 
@@ -1844,8 +1844,6 @@ static inline int ip_mkroute_input(struct sk_buff *skb,
 	else
 		hopcount = 1;
 
-	lasthop = hopcount - 1;
-
 	/* distinguish between multipath and singlepath */
 	if (hopcount < 2)
 		return ip_mkroute_input_def(skb, res, fl, in_dev, daddr,
@@ -1855,6 +1853,10 @@ static inline int ip_mkroute_input(struct sk_buff *skb,
 	for (hop = 0; hop < hopcount; hop++) {
 		res->nh_sel = hop;
 
+		/* put reference to previous result */
+		if (hop)
+			ip_rt_put(rtres);
+
 		/* create a routing cache entry */
 		err = __mkroute_input(skb, res, in_dev, daddr, saddr, tos,
 				      &rth);
@@ -1863,7 +1865,7 @@ static inline int ip_mkroute_input(struct sk_buff *skb,
 
 		/* put it into the cache */
 		hash = rt_hash_code(daddr, saddr ^ (fl->iif << 5), tos);
-		err = rt_intern_hash(hash, rth, (struct rtable**)&skb->dst);
+		err = rt_intern_hash(hash, rth, &rtres);
 		if (err)
 			return err;
 
@@ -1873,13 +1875,8 @@ static inline int ip_mkroute_input(struct sk_buff *skb,
 				     FIB_RES_NETMASK(*res),
 				     res->prefixlen,
 				     &FIB_RES_NH(*res));
-
-		/* only for the last hop the reference count is handled
-		 * outside
-		 */
-		if (hop == lasthop)
-			atomic_set(&(skb->dst->__refcnt), 1);
 	}
+	skb->dst = &rtres->u.dst;
 	return err;
 #else /* CONFIG_IP_ROUTE_MULTIPATH_CACHED  */
 	return ip_mkroute_input_def(skb, res, fl, in_dev, daddr, saddr, tos);
@@ -2208,6 +2205,7 @@ static inline int __mkroute_output(struct rtable **result,
 		goto cleanup;
 	}		
 
+	atomic_set(&rth->u.dst.__refcnt, 1);
 	rth->u.dst.flags= DST_HOST;
 #ifdef CONFIG_IP_ROUTE_MULTIPATH_CACHED
 	if (res->fi) {
@@ -2290,8 +2288,6 @@ static inline int ip_mkroute_output_def(struct rtable **rp,
 	if (err == 0) {
 		u32 tos = RT_FL_TOS(oldflp);
 
-		atomic_set(&rth->u.dst.__refcnt, 1);
-
 		hash = rt_hash_code(oldflp->fl4_dst, 
 				    oldflp->fl4_src ^ (oldflp->oif << 5), tos);
 		err = rt_intern_hash(hash, rth, rp);
@@ -2326,6 +2322,10 @@ static inline int ip_mkroute_output(struct rtable** rp,
 			dev2nexthop = FIB_RES_DEV(*res);
 			dev_hold(dev2nexthop);
 
+			/* put reference to previous result */
+			if (hop)
+				ip_rt_put(*rp);
+
 			err = __mkroute_output(&rth, res, fl, oldflp,
 					       dev2nexthop, flags);
 
@@ -2350,7 +2350,6 @@ static inline int ip_mkroute_output(struct rtable** rp,
 			if (err != 0)
 				return err;
 		}
-		atomic_set(&(*rp)->u.dst.__refcnt, 1);
 		return err;
 	} else {
 		return ip_mkroute_output_def(rp, res, fl, oldflp, dev_out,