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

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1341 commits)
  virtio_net: remove forgotten assignment
  be2net: fix tx completion polling
  sis190: fix cable detect via link status poll
  net: fix protocol sk_buff field
  bridge: Fix build error when IGMP_SNOOPING is not enabled
  bnx2x: Tx barriers and locks
  scm: Only support SCM_RIGHTS on unix domain sockets.
  vhost-net: restart tx poll on sk_sndbuf full
  vhost: fix get_user_pages_fast error handling
  vhost: initialize log eventfd context pointer
  vhost: logging thinko fix
  wireless: convert to use netdev_for_each_mc_addr
  ethtool: do not set some flags, if others failed
  ipoib: returned back addrlen check for mc addresses
  netlink: Adding inode field to /proc/net/netlink
  axnet_cs: add new id
  bridge: Make IGMP snooping depend upon BRIDGE.
  bridge: Add multicast count/interval sysfs entries
  bridge: Add hash elasticity/max sysfs entries
  bridge: Add multicast_snooping sysfs toggle
  ...

Trivial conflicts in Documentation/feature-removal-schedule.txt

6 files changed, 30 insertions, 47 deletions

diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
index 6ff356d4c7a..fe08a004b0d 100644
--- a/drivers/net/cxgb3/common.h
+++ b/drivers/net/cxgb3/common.h
@@ -67,32 +67,6 @@
 /* Additional NETIF_MSG_* categories */
 #define NETIF_MSG_MMIO 0x8000000
 
-struct t3_rx_mode {
-	struct net_device *dev;
-	struct dev_mc_list *mclist;
-	unsigned int idx;
-};
-
-static inline void init_rx_mode(struct t3_rx_mode *p, struct net_device *dev,
-				struct dev_mc_list *mclist)
-{
-	p->dev = dev;
-	p->mclist = mclist;
-	p->idx = 0;
-}
-
-static inline u8 *t3_get_next_mcaddr(struct t3_rx_mode *rm)
-{
-	u8 *addr = NULL;
-
-	if (rm->mclist && rm->idx < rm->dev->mc_count) {
-		addr = rm->mclist->dmi_addr;
-		rm->mclist = rm->mclist->next;
-		rm->idx++;
-	}
-	return addr;
-}
-
 enum {
 	MAX_NPORTS = 2,		/* max # of ports */
 	MAX_FRAME_SIZE = 10240,	/* max MAC frame size, including header + FCS */
@@ -746,7 +720,7 @@ void t3_mac_enable_exact_filters(struct cmac *mac);
 int t3_mac_enable(struct cmac *mac, int which);
 int t3_mac_disable(struct cmac *mac, int which);
 int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu);
-int t3_mac_set_rx_mode(struct cmac *mac, struct t3_rx_mode *rm);
+int t3_mac_set_rx_mode(struct cmac *mac, struct net_device *dev);
 int t3_mac_set_address(struct cmac *mac, unsigned int idx, u8 addr[6]);
 int t3_mac_set_num_ucast(struct cmac *mac, int n);
 const struct mac_stats *t3_mac_update_stats(struct cmac *mac);
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 89bec9c3c14..6fd968abb07 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -80,7 +80,7 @@ enum {
 #define CH_DEVICE(devid, idx) \
 	{ PCI_VENDOR_ID_CHELSIO, devid, PCI_ANY_ID, PCI_ANY_ID, 0, 0, idx }
 
-static const struct pci_device_id cxgb3_pci_tbl[] = {
+static DEFINE_PCI_DEVICE_TABLE(cxgb3_pci_tbl) = {
 	CH_DEVICE(0x20, 0),	/* PE9000 */
 	CH_DEVICE(0x21, 1),	/* T302E */
 	CH_DEVICE(0x22, 2),	/* T310E */
@@ -324,11 +324,9 @@ void t3_os_phymod_changed(struct adapter *adap, int port_id)
 
 static void cxgb_set_rxmode(struct net_device *dev)
 {
-	struct t3_rx_mode rm;
 	struct port_info *pi = netdev_priv(dev);
 
-	init_rx_mode(&rm, dev, dev->mc_list);
-	t3_mac_set_rx_mode(&pi->mac, &rm);
+	t3_mac_set_rx_mode(&pi->mac, dev);
 }
 
 /**
@@ -339,17 +337,15 @@ static void cxgb_set_rxmode(struct net_device *dev)
  */
 static void link_start(struct net_device *dev)
 {
-	struct t3_rx_mode rm;
 	struct port_info *pi = netdev_priv(dev);
 	struct cmac *mac = &pi->mac;
 
-	init_rx_mode(&rm, dev, dev->mc_list);
 	t3_mac_reset(mac);
 	t3_mac_set_num_ucast(mac, MAX_MAC_IDX);
 	t3_mac_set_mtu(mac, dev->mtu);
 	t3_mac_set_address(mac, LAN_MAC_IDX, dev->dev_addr);
 	t3_mac_set_address(mac, SAN_MAC_IDX, pi->iscsic.mac_addr);
-	t3_mac_set_rx_mode(mac, &rm);
+	t3_mac_set_rx_mode(mac, dev);
 	t3_link_start(&pi->phy, mac, &pi->link_config);
 	t3_mac_enable(mac, MAC_DIRECTION_RX | MAC_DIRECTION_TX);
 }
diff --git a/drivers/net/cxgb3/cxgb3_offload.c b/drivers/net/cxgb3/cxgb3_offload.c
index 75064eea1d8..9498361119d 100644
--- a/drivers/net/cxgb3/cxgb3_offload.c
+++ b/drivers/net/cxgb3/cxgb3_offload.c
@@ -1252,7 +1252,7 @@ int cxgb3_offload_activate(struct adapter *adapter)
 	struct mtutab mtutab;
 	unsigned int l2t_capacity;
 
-	t = kcalloc(1, sizeof(*t), GFP_KERNEL);
+	t = kzalloc(sizeof(*t), GFP_KERNEL);
 	if (!t)
 		return -ENOMEM;
 
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index 318a018ca7c..04820590374 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -480,6 +480,7 @@ static inline void ring_fl_db(struct adapter *adap, struct sge_fl *q)
 {
 	if (q->pend_cred >= q->credits / 4) {
 		q->pend_cred = 0;
+		wmb();
 		t3_write_reg(adap, A_SG_KDOORBELL, V_EGRCNTX(q->cntxt_id));
 	}
 }
@@ -2286,11 +2287,14 @@ static int process_responses(struct adapter *adap, struct sge_qset *qs,
 	while (likely(budget_left && is_new_response(r, q))) {
 		int packet_complete, eth, ethpad = 2, lro = qs->lro_enabled;
 		struct sk_buff *skb = NULL;
-		u32 len, flags = ntohl(r->flags);
-		__be32 rss_hi = *(const __be32 *)r,
-		       rss_lo = r->rss_hdr.rss_hash_val;
+		u32 len, flags;
+		__be32 rss_hi, rss_lo;
 
+		rmb();
 		eth = r->rss_hdr.opcode == CPL_RX_PKT;
+		rss_hi = *(const __be32 *)r;
+		rss_lo = r->rss_hdr.rss_hash_val;
+		flags = ntohl(r->flags);
 
 		if (unlikely(flags & F_RSPD_ASYNC_NOTIF)) {
 			skb = alloc_skb(AN_PKT_SIZE, GFP_ATOMIC);
@@ -2501,7 +2505,10 @@ static int process_pure_responses(struct adapter *adap, struct sge_qset *qs,
 			refill_rspq(adap, q, q->credits);
 			q->credits = 0;
 		}
-	} while (is_new_response(r, q) && is_pure_response(r));
+		if (!is_new_response(r, q))
+			break;
+		rmb();
+	} while (is_pure_response(r));
 
 	if (sleeping)
 		check_ring_db(adap, qs, sleeping);
@@ -2535,6 +2542,7 @@ static inline int handle_responses(struct adapter *adap, struct sge_rspq *q)
 
 	if (!is_new_response(r, q))
 		return -1;
+	rmb();
 	if (is_pure_response(r) && process_pure_responses(adap, qs, r) == 0) {
 		t3_write_reg(adap, A_SG_GTS, V_RSPQ(q->cntxt_id) |
 			     V_NEWTIMER(q->holdoff_tmr) | V_NEWINDEX(q->cidx));
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 032cfe06557..3ab9f51918a 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -1262,7 +1262,8 @@ void t3_link_changed(struct adapter *adapter, int port_id)
 		lc->fc = fc;
 	}
 
-	t3_os_link_changed(adapter, port_id, link_ok, speed, duplex, fc);
+	t3_os_link_changed(adapter, port_id, link_ok && !pi->link_fault,
+			   speed, duplex, fc);
 }
 
 void t3_link_fault(struct adapter *adapter, int port_id)
diff --git a/drivers/net/cxgb3/xgmac.c b/drivers/net/cxgb3/xgmac.c
index 0109ee4f2f9..c142a2132e9 100644
--- a/drivers/net/cxgb3/xgmac.c
+++ b/drivers/net/cxgb3/xgmac.c
@@ -297,29 +297,30 @@ static int hash_hw_addr(const u8 * addr)
 	return hash;
 }
 
-int t3_mac_set_rx_mode(struct cmac *mac, struct t3_rx_mode *rm)
+int t3_mac_set_rx_mode(struct cmac *mac, struct net_device *dev)
 {
 	u32 val, hash_lo, hash_hi;
 	struct adapter *adap = mac->adapter;
 	unsigned int oft = mac->offset;
 
 	val = t3_read_reg(adap, A_XGM_RX_CFG + oft) & ~F_COPYALLFRAMES;
-	if (rm->dev->flags & IFF_PROMISC)
+	if (dev->flags & IFF_PROMISC)
 		val |= F_COPYALLFRAMES;
 	t3_write_reg(adap, A_XGM_RX_CFG + oft, val);
 
-	if (rm->dev->flags & IFF_ALLMULTI)
+	if (dev->flags & IFF_ALLMULTI)
 		hash_lo = hash_hi = 0xffffffff;
 	else {
-		u8 *addr;
+		struct dev_mc_list *dmi;
 		int exact_addr_idx = mac->nucast;
 
 		hash_lo = hash_hi = 0;
-		while ((addr = t3_get_next_mcaddr(rm)))
+		netdev_for_each_mc_addr(dmi, dev)
 			if (exact_addr_idx < EXACT_ADDR_FILTERS)
-				set_addr_filter(mac, exact_addr_idx++, addr);
+				set_addr_filter(mac, exact_addr_idx++,
+						dmi->dmi_addr);
 			else {
-				int hash = hash_hw_addr(addr);
+				int hash = hash_hw_addr(dmi->dmi_addr);
 
 				if (hash < 32)
 					hash_lo |= (1 << hash);
@@ -353,6 +354,9 @@ int t3_mac_set_mtu(struct cmac *mac, unsigned int mtu)
 	 * packet size register includes header, but not FCS.
 	 */
 	mtu += 14;
+	if (mtu > 1536)
+		mtu += 4;
+
 	if (mtu > MAX_FRAME_SIZE - 4)
 		return -EINVAL;
 	t3_write_reg(adap, A_XGM_RX_MAX_PKT_SIZE + mac->offset, mtu);