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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-28 19:57:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-28 19:57:31 -0700
commit52989765629e7d182b4f146050ebba0abf2cb0b7 (patch)
tree9fee6afaec80fa6479889a72299da287a78343ba /drivers
parent9a8fb9ee7a80f5280388b98dc7636d537866fa72 (diff)
parentbd46cb6cf11867130a41ea9546dd65688b71f3c2 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: be2net: Fix to avoid a crash seen on PPC with LRO and Jumbo frames. gro: Flush GRO packets in napi_disable_pending path inet: Call skb_orphan before tproxy activates mac80211: Use rcu_barrier() on unload. sunrpc: Use rcu_barrier() on unload. bridge: Use rcu_barrier() instead of syncronize_net() on unload. ipv6: Use rcu_barrier() on module unload. decnet: Use rcu_barrier() on module unload. sky2: Fix checksum endianness mdio add missing GPL flag sh_eth: remove redundant test on unsigned fsl_pq_mdio: Fix fsl_pq_mdio to work with modules ipv6: avoid wraparound for expired preferred lifetime tcp: missing check ACK flag of received segment in FIN-WAIT-2 state atl1*: add device_set_wakeup_enable to atl1*_set_wol Phonet: generate Netlink RTM_DELADDR when destroying a device Phonet: publicize the Netlink notification function Revert "veth: prevent oops caused by netdev destructor" cpmac: fix compilation failure introduced with netdev_ops conversion ipsec: Fix name of CAST algorithm
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/atl1c/atl1c_ethtool.c2
-rw-r--r--drivers/net/atl1e/atl1e_ethtool.c2
-rw-r--r--drivers/net/benet/be.h2
-rw-r--r--drivers/net/benet/be_ethtool.c4
-rw-r--r--drivers/net/benet/be_main.c45
-rw-r--r--drivers/net/cpmac.c2
-rw-r--r--drivers/net/fsl_pq_mdio.c8
-rw-r--r--drivers/net/mdio.c4
-rw-r--r--drivers/net/sh_eth.c9
-rw-r--r--drivers/net/sky2.c2
-rw-r--r--drivers/net/veth.c41
11 files changed, 75 insertions, 46 deletions
diff --git a/drivers/net/atl1c/atl1c_ethtool.c b/drivers/net/atl1c/atl1c_ethtool.c
index e4afbd628c23..607007d75b6f 100644
--- a/drivers/net/atl1c/atl1c_ethtool.c
+++ b/drivers/net/atl1c/atl1c_ethtool.c
@@ -281,6 +281,8 @@ static int atl1c_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
if (wol->wolopts & WAKE_PHY)
adapter->wol |= AT_WUFC_LNKC;
+ device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
return 0;
}
diff --git a/drivers/net/atl1e/atl1e_ethtool.c b/drivers/net/atl1e/atl1e_ethtool.c
index 619c6583e1aa..4003955d7a96 100644
--- a/drivers/net/atl1e/atl1e_ethtool.c
+++ b/drivers/net/atl1e/atl1e_ethtool.c
@@ -365,6 +365,8 @@ static int atl1e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
if (wol->wolopts & WAKE_PHY)
adapter->wol |= AT_WUFC_LNKC;
+ device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
return 0;
}
diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
index f703758f0a6e..5b4bf3d2cdc2 100644
--- a/drivers/net/benet/be.h
+++ b/drivers/net/benet/be.h
@@ -73,7 +73,7 @@ static inline char *nic_name(struct pci_dev *pdev)
#define RX_FRAGS_REFILL_WM (RX_Q_LEN - MAX_RX_POST)
#define BE_MAX_LRO_DESCRIPTORS 16
-#define BE_MAX_FRAGS_PER_FRAME 16
+#define BE_MAX_FRAGS_PER_FRAME (min((u32) 16, (u32) MAX_SKB_FRAGS))
struct be_dma_mem {
void *va;
diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c
index 9592f22e4c8c..cccc5419ad72 100644
--- a/drivers/net/benet/be_ethtool.c
+++ b/drivers/net/benet/be_ethtool.c
@@ -162,8 +162,8 @@ be_set_coalesce(struct net_device *netdev, struct ethtool_coalesce *coalesce)
return -EINVAL;
adapter->max_rx_coal = coalesce->rx_max_coalesced_frames;
- if (adapter->max_rx_coal > MAX_SKB_FRAGS)
- adapter->max_rx_coal = MAX_SKB_FRAGS - 1;
+ if (adapter->max_rx_coal > BE_MAX_FRAGS_PER_FRAME)
+ adapter->max_rx_coal = BE_MAX_FRAGS_PER_FRAME;
/* if AIC is being turned on now, start with an EQD of 0 */
if (rx_eq->enable_aic == 0 &&
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 66c10c87f517..308eb09ca56b 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -666,7 +666,7 @@ static void skb_fill_rx_data(struct be_adapter *adapter,
{
struct be_queue_info *rxq = &adapter->rx_obj.q;
struct be_rx_page_info *page_info;
- u16 rxq_idx, i, num_rcvd;
+ u16 rxq_idx, i, num_rcvd, j;
u32 pktsize, hdr_len, curr_frag_len;
u8 *start;
@@ -709,22 +709,33 @@ static void skb_fill_rx_data(struct be_adapter *adapter,
/* More frags present for this completion */
pktsize -= curr_frag_len; /* account for above copied frag */
- for (i = 1; i < num_rcvd; i++) {
+ for (i = 1, j = 0; i < num_rcvd; i++) {
index_inc(&rxq_idx, rxq->len);
page_info = get_rx_page_info(adapter, rxq_idx);
curr_frag_len = min(pktsize, rx_frag_size);
- skb_shinfo(skb)->frags[i].page = page_info->page;
- skb_shinfo(skb)->frags[i].page_offset = page_info->page_offset;
- skb_shinfo(skb)->frags[i].size = curr_frag_len;
+ /* Coalesce all frags from the same physical page in one slot */
+ if (page_info->page_offset == 0) {
+ /* Fresh page */
+ j++;
+ skb_shinfo(skb)->frags[j].page = page_info->page;
+ skb_shinfo(skb)->frags[j].page_offset =
+ page_info->page_offset;
+ skb_shinfo(skb)->frags[j].size = 0;
+ skb_shinfo(skb)->nr_frags++;
+ } else {
+ put_page(page_info->page);
+ }
+
+ skb_shinfo(skb)->frags[j].size += curr_frag_len;
skb->len += curr_frag_len;
skb->data_len += curr_frag_len;
- skb_shinfo(skb)->nr_frags++;
pktsize -= curr_frag_len;
memset(page_info, 0, sizeof(*page_info));
}
+ BUG_ON(j > MAX_SKB_FRAGS);
done:
be_rx_stats_update(adapter, pktsize, num_rcvd);
@@ -786,7 +797,7 @@ static void be_rx_compl_process_lro(struct be_adapter *adapter,
struct skb_frag_struct rx_frags[BE_MAX_FRAGS_PER_FRAME];
struct be_queue_info *rxq = &adapter->rx_obj.q;
u32 num_rcvd, pkt_size, remaining, vlanf, curr_frag_len;
- u16 i, rxq_idx = 0, vid;
+ u16 i, rxq_idx = 0, vid, j;
num_rcvd = AMAP_GET_BITS(struct amap_eth_rx_compl, numfrags, rxcp);
pkt_size = AMAP_GET_BITS(struct amap_eth_rx_compl, pktsize, rxcp);
@@ -794,20 +805,28 @@ static void be_rx_compl_process_lro(struct be_adapter *adapter,
rxq_idx = AMAP_GET_BITS(struct amap_eth_rx_compl, fragndx, rxcp);
remaining = pkt_size;
- for (i = 0; i < num_rcvd; i++) {
+ for (i = 0, j = -1; i < num_rcvd; i++) {
page_info = get_rx_page_info(adapter, rxq_idx);
curr_frag_len = min(remaining, rx_frag_size);
- rx_frags[i].page = page_info->page;
- rx_frags[i].page_offset = page_info->page_offset;
- rx_frags[i].size = curr_frag_len;
- remaining -= curr_frag_len;
+ /* Coalesce all frags from the same physical page in one slot */
+ if (i == 0 || page_info->page_offset == 0) {
+ /* First frag or Fresh page */
+ j++;
+ rx_frags[j].page = page_info->page;
+ rx_frags[j].page_offset = page_info->page_offset;
+ rx_frags[j].size = 0;
+ } else {
+ put_page(page_info->page);
+ }
+ rx_frags[j].size += curr_frag_len;
+ remaining -= curr_frag_len;
index_inc(&rxq_idx, rxq->len);
-
memset(page_info, 0, sizeof(*page_info));
}
+ BUG_ON(j > MAX_SKB_FRAGS);
if (likely(!vlanf)) {
lro_receive_frags(&adapter->rx_obj.lro_mgr, rx_frags, pkt_size,
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c
index 58afafbd3b9c..fd5e32cbcb87 100644
--- a/drivers/net/cpmac.c
+++ b/drivers/net/cpmac.c
@@ -1097,7 +1097,7 @@ static const struct net_device_ops cpmac_netdev_ops = {
.ndo_start_xmit = cpmac_start_xmit,
.ndo_tx_timeout = cpmac_tx_timeout,
.ndo_set_multicast_list = cpmac_set_multicast_list,
- .ndo_so_ioctl = cpmac_ioctl,
+ .ndo_do_ioctl = cpmac_ioctl,
.ndo_set_config = cpmac_config,
.ndo_change_mtu = eth_change_mtu,
.ndo_validate_addr = eth_validate_addr,
diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c
index 3af581303ca2..d167090248e2 100644
--- a/drivers/net/fsl_pq_mdio.c
+++ b/drivers/net/fsl_pq_mdio.c
@@ -188,7 +188,7 @@ static int fsl_pq_mdio_find_free(struct mii_bus *new_bus)
}
-#ifdef CONFIG_GIANFAR
+#if defined(CONFIG_GIANFAR) || defined(CONFIG_GIANFAR_MODULE)
static u32 __iomem *get_gfar_tbipa(struct fsl_pq_mdio __iomem *regs)
{
struct gfar __iomem *enet_regs;
@@ -206,7 +206,7 @@ static u32 __iomem *get_gfar_tbipa(struct fsl_pq_mdio __iomem *regs)
#endif
-#ifdef CONFIG_UCC_GETH
+#if defined(CONFIG_UCC_GETH) || defined(CONFIG_UCC_GETH_MODULE)
static int get_ucc_id_for_range(u64 start, u64 end, u32 *ucc_id)
{
struct device_node *np = NULL;
@@ -291,7 +291,7 @@ static int fsl_pq_mdio_probe(struct of_device *ofdev,
if (of_device_is_compatible(np, "fsl,gianfar-mdio") ||
of_device_is_compatible(np, "fsl,gianfar-tbi") ||
of_device_is_compatible(np, "gianfar")) {
-#ifdef CONFIG_GIANFAR
+#if defined(CONFIG_GIANFAR) || defined(CONFIG_GIANFAR_MODULE)
tbipa = get_gfar_tbipa(regs);
#else
err = -ENODEV;
@@ -299,7 +299,7 @@ static int fsl_pq_mdio_probe(struct of_device *ofdev,
#endif
} else if (of_device_is_compatible(np, "fsl,ucc-mdio") ||
of_device_is_compatible(np, "ucc_geth_phy")) {
-#ifdef CONFIG_UCC_GETH
+#if defined(CONFIG_UCC_GETH) || defined(CONFIG_UCC_GETH_MODULE)
u32 id;
static u32 mii_mng_master;
diff --git a/drivers/net/mdio.c b/drivers/net/mdio.c
index dc45e9856c35..6851bdb2ce29 100644
--- a/drivers/net/mdio.c
+++ b/drivers/net/mdio.c
@@ -14,6 +14,10 @@
#include <linux/mdio.h>
#include <linux/module.h>
+MODULE_DESCRIPTION("Generic support for MDIO-compatible transceivers");
+MODULE_AUTHOR("Copyright 2006-2009 Solarflare Communications Inc.");
+MODULE_LICENSE("GPL");
+
/**
* mdio45_probe - probe for an MDIO (clause 45) device
* @mdio: MDIO interface
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 341882f959f3..a2d82ddb3b4d 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -865,8 +865,7 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
struct sh_eth_private *mdp = netdev_priv(ndev);
struct sh_eth_cpu_data *cd = mdp->cd;
irqreturn_t ret = IRQ_NONE;
- u32 ioaddr, boguscnt = RX_RING_SIZE;
- u32 intr_status = 0;
+ u32 ioaddr, intr_status = 0;
ioaddr = ndev->base_addr;
spin_lock(&mdp->lock);
@@ -901,12 +900,6 @@ static irqreturn_t sh_eth_interrupt(int irq, void *netdev)
if (intr_status & cd->eesr_err_check)
sh_eth_error(ndev, intr_status);
- if (--boguscnt < 0) {
- printk(KERN_WARNING
- "%s: Too much work at interrupt, status=0x%4.4x.\n",
- ndev->name, intr_status);
- }
-
other_irq:
spin_unlock(&mdp->lock);
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 7681d28c53d7..daf961ab68bc 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2495,7 +2495,7 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do, u16 idx)
if (likely(status >> 16 == (status & 0xffff))) {
skb = sky2->rx_ring[sky2->rx_next].skb;
skb->ip_summed = CHECKSUM_COMPLETE;
- skb->csum = status & 0xffff;
+ skb->csum = le16_to_cpu(status);
} else {
printk(KERN_NOTICE PFX "%s: hardware receive "
"checksum problem (status = %#x)\n",
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 87197dd9c788..1097c72e44d5 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -208,11 +208,14 @@ rx_drop:
static struct net_device_stats *veth_get_stats(struct net_device *dev)
{
- struct veth_priv *priv = netdev_priv(dev);
- struct net_device_stats *dev_stats = &dev->stats;
- unsigned int cpu;
+ struct veth_priv *priv;
+ struct net_device_stats *dev_stats;
+ int cpu;
struct veth_net_stats *stats;
+ priv = netdev_priv(dev);
+ dev_stats = &dev->stats;
+
dev_stats->rx_packets = 0;
dev_stats->tx_packets = 0;
dev_stats->rx_bytes = 0;
@@ -220,17 +223,16 @@ static struct net_device_stats *veth_get_stats(struct net_device *dev)
dev_stats->tx_dropped = 0;
dev_stats->rx_dropped = 0;
- if (priv->stats)
- for_each_online_cpu(cpu) {
- stats = per_cpu_ptr(priv->stats, cpu);
+ for_each_online_cpu(cpu) {
+ stats = per_cpu_ptr(priv->stats, cpu);
- dev_stats->rx_packets += stats->rx_packets;
- dev_stats->tx_packets += stats->tx_packets;
- dev_stats->rx_bytes += stats->rx_bytes;
- dev_stats->tx_bytes += stats->tx_bytes;
- dev_stats->tx_dropped += stats->tx_dropped;
- dev_stats->rx_dropped += stats->rx_dropped;
- }
+ dev_stats->rx_packets += stats->rx_packets;
+ dev_stats->tx_packets += stats->tx_packets;
+ dev_stats->rx_bytes += stats->rx_bytes;
+ dev_stats->tx_bytes += stats->tx_bytes;
+ dev_stats->tx_dropped += stats->tx_dropped;
+ dev_stats->rx_dropped += stats->rx_dropped;
+ }
return dev_stats;
}
@@ -257,8 +259,6 @@ static int veth_close(struct net_device *dev)
netif_carrier_off(dev);
netif_carrier_off(priv->peer);
- free_percpu(priv->stats);
- priv->stats = NULL;
return 0;
}
@@ -289,6 +289,15 @@ static int veth_dev_init(struct net_device *dev)
return 0;
}
+static void veth_dev_free(struct net_device *dev)
+{
+ struct veth_priv *priv;
+
+ priv = netdev_priv(dev);
+ free_percpu(priv->stats);
+ free_netdev(dev);
+}
+
static const struct net_device_ops veth_netdev_ops = {
.ndo_init = veth_dev_init,
.ndo_open = veth_open,
@@ -306,7 +315,7 @@ static void veth_setup(struct net_device *dev)
dev->netdev_ops = &veth_netdev_ops;
dev->ethtool_ops = &veth_ethtool_ops;
dev->features |= NETIF_F_LLTX;
- dev->destructor = free_netdev;
+ dev->destructor = veth_dev_free;
}
/*