---

yaml
---
r: 188891
b: refs/heads/master
c: ec64213
h: refs/heads/master
i:
  188889: c428da9
  188887: 809d0e7
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 258152acc09c5c2df97002cd58cb37cb241aacde
+refs/heads/master: ec64213c4d482ee4d15b34511441eaecdd002adf

trunk/arch/x86/kernel/cpu/perf_event_amd.c

@@ -348,12 +348,10 @@ static void amd_pmu_cpu_offline(int cpu)
 
 	raw_spin_lock(&amd_nb_lock);
 
-	if (cpuhw->amd_nb) {
-		if (--cpuhw->amd_nb->refcnt == 0)
-			kfree(cpuhw->amd_nb);
+	if (--cpuhw->amd_nb->refcnt == 0)
+		kfree(cpuhw->amd_nb);
 
-		cpuhw->amd_nb = NULL;
-	}
+	cpuhw->amd_nb = NULL;
 
 	raw_spin_unlock(&amd_nb_lock);
 }

trunk/drivers/char/virtio_console.c

@@ -947,11 +947,18 @@ static void handle_control_message(struct ports_device *portdev,
 		 */
 		err = sysfs_create_group(&port->dev->kobj,
 					 &port_attribute_group);
-		if (err)
+		if (err) {
 			dev_err(port->dev,
 				"Error %d creating sysfs device attributes\n",
 				err);
-
+		} else {
+			/*
+			 * Generate a udev event so that appropriate
+			 * symlinks can be created based on udev
+			 * rules.
+			 */
+			kobject_uevent(&port->dev->kobj, KOBJ_CHANGE);
+		}
 		break;
 	case VIRTIO_CONSOLE_PORT_REMOVE:
 		/*

trunk/drivers/edac/edac_mce_amd.c

@@ -316,12 +316,7 @@ void amd_decode_nb_mce(int node_id, struct err_regs *regs, int handle_errors)
 		if (regs->nbsh & K8_NBSH_ERR_CPU_VAL)
 			pr_cont(", core: %u\n", (u8)(regs->nbsh & 0xf));
 	} else {
-		u8 assoc_cpus = regs->nbsh & 0xf;
-
-		if (assoc_cpus > 0)
-			pr_cont(", core: %d", fls(assoc_cpus) - 1);
-
-		pr_cont("\n");
+		pr_cont(", core: %d\n", fls((regs->nbsh & 0xf) - 1));
 	}
 
 	pr_emerg("%s.\n", EXT_ERR_MSG(xec));

trunk/drivers/net/arm/ks8695net.c

@@ -449,17 +449,19 @@ ks8695_rx_irq(int irq, void *dev_id)
 }
 
 /**
- *	ks8695_rx - Receive packets called by NAPI poll method
+ *	ks8695_rx - Receive packets  called by NAPI poll method
  *	@ksp: Private data for the KS8695 Ethernet
- *	@budget: Number of packets allowed to process
+ *	@budget: The max packets would be receive
  */
+
 static int ks8695_rx(struct ks8695_priv *ksp, int budget)
 {
 	struct net_device *ndev = ksp->ndev;
 	struct sk_buff *skb;
 	int buff_n;
 	u32 flags;
 	int pktlen;
+	int last_rx_processed = -1;
 	int received = 0;
 
 	buff_n = ksp->next_rx_desc_read;
@@ -469,7 +471,6 @@ static int ks8695_rx(struct ks8695_priv *ksp, int budget)
 					cpu_to_le32(RDES_OWN)))) {
 			rmb();
 			flags = le32_to_cpu(ksp->rx_ring[buff_n].status);
-
 			/* Found an SKB which we own, this means we
 			 * received a packet
 			 */
@@ -532,18 +533,23 @@ static int ks8695_rx(struct ks8695_priv *ksp, int budget)
 			ksp->rx_ring[buff_n].status = cpu_to_le32(RDES_OWN);
 rx_finished:
 			received++;
+			/* And note this as processed so we can start
+			 * from here next time
+			 */
+			last_rx_processed = buff_n;
 			buff_n = (buff_n + 1) & MAX_RX_DESC_MASK;
+			/*And note which RX descriptor we last did */
+			if (likely(last_rx_processed != -1))
+				ksp->next_rx_desc_read =
+					(last_rx_processed + 1) &
+					MAX_RX_DESC_MASK;
 	}
-
-	/* And note which RX descriptor we last did */
-	ksp->next_rx_desc_read = buff_n;
-
 	/* And refill the buffers */
 	ks8695_refill_rxbuffers(ksp);
 
-	/* Kick the RX DMA engine, in case it became suspended */
+	/* Kick the RX DMA engine, in case it became
+	 *  suspended */
 	ks8695_writereg(ksp, KS8695_DRSC, 0);
-
 	return received;
 }
 

trunk/drivers/net/igb/e1000_82575.c

@@ -94,7 +94,6 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw)
 	case E1000_DEV_ID_82576_FIBER:
 	case E1000_DEV_ID_82576_SERDES:
 	case E1000_DEV_ID_82576_QUAD_COPPER:
-	case E1000_DEV_ID_82576_QUAD_COPPER_ET2:
 	case E1000_DEV_ID_82576_SERDES_QUAD:
 		mac->type = e1000_82576;
 		break;

trunk/drivers/net/igb/e1000_hw.h

@@ -41,7 +41,6 @@ struct e1000_hw;
 #define E1000_DEV_ID_82576_FIBER              0x10E6
 #define E1000_DEV_ID_82576_SERDES             0x10E7
 #define E1000_DEV_ID_82576_QUAD_COPPER        0x10E8
-#define E1000_DEV_ID_82576_QUAD_COPPER_ET2    0x1526
 #define E1000_DEV_ID_82576_NS                 0x150A
 #define E1000_DEV_ID_82576_NS_SERDES          0x1518
 #define E1000_DEV_ID_82576_SERDES_QUAD        0x150D

trunk/drivers/net/igb/igb_main.c

@@ -72,7 +72,6 @@ static DEFINE_PCI_DEVICE_TABLE(igb_pci_tbl) = {
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_FIBER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_SERDES), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_SERDES_QUAD), board_82575 },
-	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_QUAD_COPPER_ET2), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_QUAD_COPPER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_COPPER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_FIBER_SERDES), board_82575 },

trunk/drivers/net/ixgbe/ixgbe_82599.c

@@ -39,7 +39,6 @@
 #define IXGBE_82599_MC_TBL_SIZE   128
 #define IXGBE_82599_VFT_TBL_SIZE  128
 
-void ixgbe_flap_tx_laser_multispeed_fiber(struct ixgbe_hw *hw);
 s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
                                           ixgbe_link_speed speed,
                                           bool autoneg,
@@ -69,9 +68,7 @@ static void ixgbe_init_mac_link_ops_82599(struct ixgbe_hw *hw)
 	if (hw->phy.multispeed_fiber) {
 		/* Set up dual speed SFP+ support */
 		mac->ops.setup_link = &ixgbe_setup_mac_link_multispeed_fiber;
-		mac->ops.flap_tx_laser = &ixgbe_flap_tx_laser_multispeed_fiber;
 	} else {
-		mac->ops.flap_tx_laser = NULL;
 		if ((mac->ops.get_media_type(hw) ==
 		     ixgbe_media_type_backplane) &&
 		    (hw->phy.smart_speed == ixgbe_smart_speed_auto ||
@@ -415,41 +412,6 @@ s32 ixgbe_start_mac_link_82599(struct ixgbe_hw *hw,
 	return status;
 }
 
-/**
- *  ixgbe_flap_tx_laser_multispeed_fiber - Flap Tx laser
- *  @hw: pointer to hardware structure
- *
- *  When the driver changes the link speeds that it can support,
- *  it sets autotry_restart to true to indicate that we need to
- *  initiate a new autotry session with the link partner.  To do
- *  so, we set the speed then disable and re-enable the tx laser, to
- *  alert the link partner that it also needs to restart autotry on its
- *  end.  This is consistent with true clause 37 autoneg, which also
- *  involves a loss of signal.
- **/
-void ixgbe_flap_tx_laser_multispeed_fiber(struct ixgbe_hw *hw)
-{
-	u32 esdp_reg = IXGBE_READ_REG(hw, IXGBE_ESDP);
-
-	hw_dbg(hw, "ixgbe_flap_tx_laser_multispeed_fiber\n");
-
-	if (hw->mac.autotry_restart) {
-		/* Disable tx laser; allow 100us to go dark per spec */
-		esdp_reg |= IXGBE_ESDP_SDP3;
-		IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
-		IXGBE_WRITE_FLUSH(hw);
-		udelay(100);
-
-		/* Enable tx laser; allow 100ms to light up */
-		esdp_reg &= ~IXGBE_ESDP_SDP3;
-		IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
-		IXGBE_WRITE_FLUSH(hw);
-		msleep(100);
-
-		hw->mac.autotry_restart = false;
-	}
-}
-
 /**
  *  ixgbe_setup_mac_link_multispeed_fiber - Set MAC link speed
  *  @hw: pointer to hardware structure
@@ -477,6 +439,16 @@ s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
 	hw->mac.ops.get_link_capabilities(hw, &phy_link_speed, &negotiation);
 	speed &= phy_link_speed;
 
+	/*
+	 * When the driver changes the link speeds that it can support,
+	 * it sets autotry_restart to true to indicate that we need to
+	 * initiate a new autotry session with the link partner.  To do
+	 * so, we set the speed then disable and re-enable the tx laser, to
+	 * alert the link partner that it also needs to restart autotry on its
+	 * end.  This is consistent with true clause 37 autoneg, which also
+	 * involves a loss of signal.
+	 */
+
 	/*
 	 * Try each speed one by one, highest priority first.  We do this in
 	 * software because 10gb fiber doesn't support speed autonegotiation.
@@ -494,7 +466,6 @@ s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
 		/* Set the module link speed */
 		esdp_reg |= (IXGBE_ESDP_SDP5_DIR | IXGBE_ESDP_SDP5);
 		IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
-		IXGBE_WRITE_FLUSH(hw);
 
 		/* Allow module to change analog characteristics (1G->10G) */
 		msleep(40);
@@ -507,7 +478,19 @@ s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
 			return status;
 
 		/* Flap the tx laser if it has not already been done */
-		hw->mac.ops.flap_tx_laser(hw);
+		if (hw->mac.autotry_restart) {
+			/* Disable tx laser; allow 100us to go dark per spec */
+			esdp_reg |= IXGBE_ESDP_SDP3;
+			IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
+			udelay(100);
+
+			/* Enable tx laser; allow 2ms to light up per spec */
+			esdp_reg &= ~IXGBE_ESDP_SDP3;
+			IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
+			msleep(2);
+
+			hw->mac.autotry_restart = false;
+		}
 
 		/*
 		 * Wait for the controller to acquire link.  Per IEEE 802.3ap,
@@ -542,7 +525,6 @@ s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
 		esdp_reg &= ~IXGBE_ESDP_SDP5;
 		esdp_reg |= IXGBE_ESDP_SDP5_DIR;
 		IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
-		IXGBE_WRITE_FLUSH(hw);
 
 		/* Allow module to change analog characteristics (10G->1G) */
 		msleep(40);
@@ -555,7 +537,19 @@ s32 ixgbe_setup_mac_link_multispeed_fiber(struct ixgbe_hw *hw,
 			return status;
 
 		/* Flap the tx laser if it has not already been done */
-		hw->mac.ops.flap_tx_laser(hw);
+		if (hw->mac.autotry_restart) {
+			/* Disable tx laser; allow 100us to go dark per spec */
+			esdp_reg |= IXGBE_ESDP_SDP3;
+			IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
+			udelay(100);
+
+			/* Enable tx laser; allow 2ms to light up per spec */
+			esdp_reg &= ~IXGBE_ESDP_SDP3;
+			IXGBE_WRITE_REG(hw, IXGBE_ESDP, esdp_reg);
+			msleep(2);
+
+			hw->mac.autotry_restart = false;
+		}
 
 		/* Wait for the link partner to also set speed */
 		msleep(100);

trunk/drivers/net/ixgbe/ixgbe_fcoe.c

@@ -614,9 +614,9 @@ int ixgbe_fcoe_enable(struct net_device *netdev)
 	netdev->vlan_features |= NETIF_F_FSO;
 	netdev->vlan_features |= NETIF_F_FCOE_MTU;
 	netdev->fcoe_ddp_xid = IXGBE_FCOE_DDP_MAX - 1;
+	netdev_features_change(netdev);
 
 	ixgbe_init_interrupt_scheme(adapter);
-	netdev_features_change(netdev);
 
 	if (netif_running(netdev))
 		netdev->netdev_ops->ndo_open(netdev);
@@ -660,11 +660,11 @@ int ixgbe_fcoe_disable(struct net_device *netdev)
 	netdev->vlan_features &= ~NETIF_F_FSO;
 	netdev->vlan_features &= ~NETIF_F_FCOE_MTU;
 	netdev->fcoe_ddp_xid = 0;
+	netdev_features_change(netdev);
 
 	ixgbe_cleanup_fcoe(adapter);
-	ixgbe_init_interrupt_scheme(adapter);
-	netdev_features_change(netdev);
 
+	ixgbe_init_interrupt_scheme(adapter);
 	if (netif_running(netdev))
 		netdev->netdev_ops->ndo_open(netdev);
 	rc = 0;

trunk/drivers/net/ixgbe/ixgbe_main.c

@@ -935,12 +935,10 @@ static bool ixgbe_clean_rx_irq(struct ixgbe_q_vector *q_vector,
 			if (skb->prev)
 				skb = ixgbe_transform_rsc_queue(skb, &(rx_ring->rsc_count));
 			if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
-				if (IXGBE_RSC_CB(skb)->dma) {
+				if (IXGBE_RSC_CB(skb)->dma)
 					pci_unmap_single(pdev, IXGBE_RSC_CB(skb)->dma,
 					                 rx_ring->rx_buf_len,
 					                 PCI_DMA_FROMDEVICE);
-					IXGBE_RSC_CB(skb)->dma = 0;
-				}
 				if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED)
 					rx_ring->rsc_count += skb_shinfo(skb)->nr_frags;
 				else
@@ -3128,12 +3126,10 @@ static void ixgbe_clean_rx_ring(struct ixgbe_adapter *adapter,
 			rx_buffer_info->skb = NULL;
 			do {
 				struct sk_buff *this = skb;
-				if (IXGBE_RSC_CB(this)->dma) {
+				if (IXGBE_RSC_CB(this)->dma)
 					pci_unmap_single(pdev, IXGBE_RSC_CB(this)->dma,
 					                 rx_ring->rx_buf_len,
 					                 PCI_DMA_FROMDEVICE);
-					IXGBE_RSC_CB(this)->dma = 0;
-				}
 				skb = skb->prev;
 				dev_kfree_skb(this);
 			} while (skb);
@@ -5022,7 +5018,6 @@ static void ixgbe_multispeed_fiber_task(struct work_struct *work)
 	autoneg = hw->phy.autoneg_advertised;
 	if ((!autoneg) && (hw->mac.ops.get_link_capabilities))
 		hw->mac.ops.get_link_capabilities(hw, &autoneg, &negotiation);
-	hw->mac.autotry_restart = false;
 	if (hw->mac.ops.setup_link)
 		hw->mac.ops.setup_link(hw, autoneg, negotiation, true);
 	adapter->flags |= IXGBE_FLAG_NEED_LINK_UPDATE;
@@ -6250,6 +6245,9 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
 	case IXGBE_DEV_ID_82599_KX4:
 		adapter->wol = (IXGBE_WUFC_MAG | IXGBE_WUFC_EX |
 		                IXGBE_WUFC_MC | IXGBE_WUFC_BC);
+		/* Enable ACPI wakeup in GRC */
+		IXGBE_WRITE_REG(hw, IXGBE_GRC,
+		             (IXGBE_READ_REG(hw, IXGBE_GRC) & ~IXGBE_GRC_APME));
 		break;
 	default:
 		adapter->wol = 0;
@@ -6382,16 +6380,6 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
 	del_timer_sync(&adapter->sfp_timer);
 	cancel_work_sync(&adapter->watchdog_task);
 	cancel_work_sync(&adapter->sfp_task);
-	if (adapter->hw.phy.multispeed_fiber) {
-		struct ixgbe_hw *hw = &adapter->hw;
-		/*
-		 * Restart clause 37 autoneg, disable and re-enable
-		 * the tx laser, to clear & alert the link partner
-		 * that it needs to restart autotry
-		 */
-		hw->mac.autotry_restart = true;
-		hw->mac.ops.flap_tx_laser(hw);
-	}
 	cancel_work_sync(&adapter->multispeed_fiber_task);
 	cancel_work_sync(&adapter->sfp_config_module_task);
 	if (adapter->flags & IXGBE_FLAG_FDIR_HASH_CAPABLE ||

trunk/drivers/net/ixgbe/ixgbe_type.h

@@ -2397,7 +2397,6 @@ struct ixgbe_mac_operations {
 	s32 (*enable_rx_dma)(struct ixgbe_hw *, u32);
 
 	/* Link */
-	void (*flap_tx_laser)(struct ixgbe_hw *);
 	s32 (*setup_link)(struct ixgbe_hw *, ixgbe_link_speed, bool, bool);
 	s32 (*check_link)(struct ixgbe_hw *, ixgbe_link_speed *, bool *, bool);
 	s32 (*get_link_capabilities)(struct ixgbe_hw *, ixgbe_link_speed *,