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

arch/powerpc/platforms/powermac/feature.c

@@ -910,18 +910,16 @@ core99_gmac_phy_reset(struct device_node *node, long param, long value)
 	    macio->type != macio_intrepid)
 		return -ENODEV;
 
-	printk(KERN_DEBUG "Hard reset of PHY chip ...\n");
-
 	LOCK(flags);
 	MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, KEYLARGO_GPIO_OUTPUT_ENABLE);
 	(void)MACIO_IN8(KL_GPIO_ETH_PHY_RESET);
 	UNLOCK(flags);
-	msleep(10);
+	mdelay(10);
 	LOCK(flags);
 	MACIO_OUT8(KL_GPIO_ETH_PHY_RESET, /*KEYLARGO_GPIO_OUTPUT_ENABLE | */
 		KEYLARGO_GPIO_OUTOUT_DATA);
 	UNLOCK(flags);
-	msleep(10);
+	mdelay(10);
 
 	return 0;
 }

drivers/net/sungem.c

@@ -1653,40 +1653,36 @@ static void gem_init_rings(struct gem *gp)
 /* Init PHY interface and start link poll state machine */
 static void gem_init_phy(struct gem *gp)
 {
-	u32 mif_cfg;
+	u32 mifcfg;
 
 	/* Revert MIF CFG setting done on stop_phy */
-	mif_cfg = readl(gp->regs + MIF_CFG);
-	mif_cfg &= ~(MIF_CFG_PSELECT|MIF_CFG_POLL|MIF_CFG_BBMODE|MIF_CFG_MDI1);
-	mif_cfg |= MIF_CFG_MDI0;
-	writel(mif_cfg, gp->regs + MIF_CFG);
-	writel(PCS_DMODE_MGM, gp->regs + PCS_DMODE);
-	writel(MAC_XIFCFG_OE, gp->regs + MAC_XIFCFG);
+	mifcfg = readl(gp->regs + MIF_CFG);
+	mifcfg &= ~MIF_CFG_BBMODE;
+	writel(mifcfg, gp->regs + MIF_CFG);
 	
 	if (gp->pdev->vendor == PCI_VENDOR_ID_APPLE) {
 		int i;
-		u16 ctrl;
 
-#ifdef CONFIG_PPC_PMAC
-		pmac_call_feature(PMAC_FTR_GMAC_PHY_RESET, gp->of_node, 0, 0);
-#endif
-
-		/* Some PHYs used by apple have problem getting back
-		 * to us, we do an additional reset here
+		/* Those delay sucks, the HW seem to love them though, I'll
+		 * serisouly consider breaking some locks here to be able
+		 * to schedule instead
 		 */
-		phy_write(gp, MII_BMCR, BMCR_RESET);
-		for (i = 0; i < 50; i++) {
-			if ((phy_read(gp, MII_BMCR) & BMCR_RESET) == 0)
+		for (i = 0; i < 3; i++) {
+#ifdef CONFIG_PPC_PMAC
+			pmac_call_feature(PMAC_FTR_GMAC_PHY_RESET, gp->of_node, 0, 0);
+			msleep(20);
+#endif
+			/* Some PHYs used by apple have problem getting back to us,
+			 * we do an additional reset here
+			 */
+			phy_write(gp, MII_BMCR, BMCR_RESET);
+			msleep(20);
+			if (phy_read(gp, MII_BMCR) != 0xffff)
 				break;
-			msleep(10);
+			if (i == 2)
+				printk(KERN_WARNING "%s: GMAC PHY not responding !\n",
+				       gp->dev->name);
 		}
-		if (i == 50)
-			printk(KERN_WARNING "%s: GMAC PHY not responding !\n",
-			       gp->dev->name);
-		/* Make sure isolate is off */
-		ctrl = phy_read(gp, MII_BMCR);
-		if (ctrl & BMCR_ISOLATE)
-			phy_write(gp, MII_BMCR, ctrl & ~BMCR_ISOLATE);
 	}
 
 	if (gp->pdev->vendor == PCI_VENDOR_ID_SUN &&
@@ -2123,7 +2119,7 @@ static void gem_reinit_chip(struct gem *gp)
 /* Must be invoked with no lock held. */
 static void gem_stop_phy(struct gem *gp, int wol)
 {
-	u32 mif_cfg;
+	u32 mifcfg;
 	unsigned long flags;
 
 	/* Let the chip settle down a bit, it seems that helps
@@ -2134,9 +2130,9 @@ static void gem_stop_phy(struct gem *gp, int wol)
 	/* Make sure we aren't polling PHY status change. We
 	 * don't currently use that feature though
 	 */
-	mif_cfg = readl(gp->regs + MIF_CFG);
-	mif_cfg &= ~MIF_CFG_POLL;
-	writel(mif_cfg, gp->regs + MIF_CFG);
+	mifcfg = readl(gp->regs + MIF_CFG);
+	mifcfg &= ~MIF_CFG_POLL;
+	writel(mifcfg, gp->regs + MIF_CFG);
 
 	if (wol && gp->has_wol) {
 		unsigned char *e = &gp->dev->dev_addr[0];
@@ -2186,8 +2182,7 @@ static void gem_stop_phy(struct gem *gp, int wol)
 		/* According to Apple, we must set the MDIO pins to this begnign
 		 * state or we may 1) eat more current, 2) damage some PHYs
 		 */
-		mif_cfg = 0;
-		writel(mif_cfg | MIF_CFG_BBMODE, gp->regs + MIF_CFG);
+		writel(mifcfg | MIF_CFG_BBMODE, gp->regs + MIF_CFG);
 		writel(0, gp->regs + MIF_BBCLK);
 		writel(0, gp->regs + MIF_BBDATA);
 		writel(0, gp->regs + MIF_BBOENAB);

include/net/route.h

@@ -170,8 +170,8 @@ static inline int ip_route_connect(struct rtable **rp, u32 dst,
 	return ip_route_output_flow(rp, &fl, sk, 0);
 }
 
-static inline int ip_route_newports(struct rtable **rp, u16 sport, u16 dport,
-				    struct sock *sk)
+static inline int ip_route_newports(struct rtable **rp, u8 protocol,
+				    u16 sport, u16 dport, struct sock *sk)
 {
 	if (sport != (*rp)->fl.fl_ip_sport ||
 	    dport != (*rp)->fl.fl_ip_dport) {
@@ -180,6 +180,7 @@ static inline int ip_route_newports(struct rtable **rp, u16 sport, u16 dport,
 		memcpy(&fl, &(*rp)->fl, sizeof(fl));
 		fl.fl_ip_sport = sport;
 		fl.fl_ip_dport = dport;
+		fl.proto = protocol;
 		ip_rt_put(*rp);
 		*rp = NULL;
 		return ip_route_output_flow(rp, &fl, sk, 0);

net/bridge/br_if.c

@@ -104,6 +104,7 @@ static void destroy_nbp(struct net_bridge_port *p)
 {
 	struct net_device *dev = p->dev;
 
+	dev->br_port = NULL;
 	p->br = NULL;
 	p->dev = NULL;
 	dev_put(dev);
@@ -118,13 +119,24 @@ static void destroy_nbp_rcu(struct rcu_head *head)
 	destroy_nbp(p);
 }
 
-/* called with RTNL */
+/* Delete port(interface) from bridge is done in two steps.
+ * via RCU. First step, marks device as down. That deletes
+ * all the timers and stops new packets from flowing through.
+ *
+ * Final cleanup doesn't occur until after all CPU's finished
+ * processing packets.
+ *
+ * Protected from multiple admin operations by RTNL mutex
+ */
 static void del_nbp(struct net_bridge_port *p)
 {
 	struct net_bridge *br = p->br;
 	struct net_device *dev = p->dev;
 
-	dev->br_port = NULL;
+	/* Race between RTNL notify and RCU callback */
+	if (p->deleted)
+		return;
+
 	dev_set_promiscuity(dev, -1);
 
 	cancel_delayed_work(&p->carrier_check);
@@ -132,16 +144,13 @@ static void del_nbp(struct net_bridge_port *p)
 
 	spin_lock_bh(&br->lock);
 	br_stp_disable_port(p);
+	p->deleted = 1;
 	spin_unlock_bh(&br->lock);
 
 	br_fdb_delete_by_port(br, p);
 
 	list_del_rcu(&p->list);
 
-	del_timer_sync(&p->message_age_timer);
-	del_timer_sync(&p->forward_delay_timer);
-	del_timer_sync(&p->hold_timer);
-	
 	call_rcu(&p->rcu, destroy_nbp_rcu);
 }
 

net/bridge/br_private.h

@@ -68,6 +68,7 @@ struct net_bridge_port
 	/* STP */
 	u8				priority;
 	u8				state;
+	u8				deleted;
 	u16				port_no;
 	unsigned char			topology_change_ack;
 	unsigned char			config_pending;

net/dccp/ipv4.c

@@ -119,7 +119,8 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 	if (err != 0)
 		goto failure;
 
-	err = ip_route_newports(&rt, inet->sport, inet->dport, sk);
+	err = ip_route_newports(&rt, IPPROTO_DCCP, inet->sport, inet->dport,
+	                        sk);
 	if (err != 0)
 		goto failure;
 

net/dccp/ipv6.c

@@ -468,6 +468,7 @@ static int dccp_v6_send_response(struct sock *sk, struct request_sock *req,
 done:
         if (opt && opt != np->opt)
 		sock_kfree_s(sk, opt, opt->tot_len);
+	dst_release(dst);
 	return err;
 }
 

net/ipv4/tcp_ipv4.c

@@ -236,7 +236,7 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
 	if (err)
 		goto failure;
 
-	err = ip_route_newports(&rt, inet->sport, inet->dport, sk);
+	err = ip_route_newports(&rt, IPPROTO_TCP, inet->sport, inet->dport, sk);
 	if (err)
 		goto failure;
 
@@ -1845,7 +1845,6 @@ void __init tcp_v4_init(struct net_proto_family *ops)
 }
 
 EXPORT_SYMBOL(ipv4_specific);
-EXPORT_SYMBOL(inet_bind_bucket_create);
 EXPORT_SYMBOL(tcp_hashinfo);
 EXPORT_SYMBOL(tcp_prot);
 EXPORT_SYMBOL(tcp_unhash);

net/ipv6/tcp_ipv6.c

@@ -515,6 +515,7 @@ static int tcp_v6_send_synack(struct sock *sk, struct request_sock *req,
 done:
         if (opt && opt != np->opt)
 		sock_kfree_s(sk, opt, opt->tot_len);
+	dst_release(dst);
 	return err;
 }