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-rw-r--r--drivers/net/atlx/atl1.c1
-rw-r--r--drivers/net/enc28j60.c87
-rw-r--r--drivers/net/ibm_newemac/Kconfig1
-rw-r--r--drivers/net/netxen/netxen_nic.h18
-rw-r--r--drivers/net/netxen/netxen_nic_ethtool.c6
-rw-r--r--drivers/net/netxen/netxen_nic_hw.c112
-rw-r--r--drivers/net/netxen/netxen_nic_init.c46
-rw-r--r--drivers/net/netxen/netxen_nic_isr.c4
-rw-r--r--drivers/net/netxen/netxen_nic_main.c133
-rw-r--r--drivers/net/netxen/netxen_nic_niu.c22
-rw-r--r--drivers/net/sky2.c1
-rw-r--r--drivers/net/tun.c15
-rw-r--r--include/net/netfilter/nf_conntrack_extend.h1
-rw-r--r--net/ipv4/netfilter/nf_nat_core.c3
-rw-r--r--net/ipv4/xfrm4_mode_tunnel.c2
-rw-r--r--net/mac80211/tx.c2
-rw-r--r--net/netfilter/nf_conntrack_extend.c9
-rw-r--r--net/netfilter/nf_conntrack_h323_main.c22
-rw-r--r--net/netlink/genetlink.c15
-rw-r--r--net/unix/af_unix.c79
20 files changed, 307 insertions, 272 deletions
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 919ffb9..3e22e78 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -471,7 +471,6 @@ static int atl1_get_permanent_address(struct atl1_hw *hw)
memcpy(hw->perm_mac_addr, eth_addr, ETH_ALEN);
return 0;
}
- return 1;
}
/* see if SPI FLAGS exist ? */
diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c
index 46a90e9..c05cb15 100644
--- a/drivers/net/enc28j60.c
+++ b/drivers/net/enc28j60.c
@@ -400,26 +400,31 @@ enc28j60_packet_write(struct enc28j60_net *priv, int len, const u8 *data)
mutex_unlock(&priv->lock);
}
-/*
- * Wait until the PHY operation is complete.
- */
-static int wait_phy_ready(struct enc28j60_net *priv)
+static unsigned long msec20_to_jiffies;
+
+static int poll_ready(struct enc28j60_net *priv, u8 reg, u8 mask, u8 val)
{
- unsigned long timeout = jiffies + 20 * HZ / 1000;
- int ret = 1;
+ unsigned long timeout = jiffies + msec20_to_jiffies;
/* 20 msec timeout read */
- while (nolock_regb_read(priv, MISTAT) & MISTAT_BUSY) {
+ while ((nolock_regb_read(priv, reg) & mask) != val) {
if (time_after(jiffies, timeout)) {
if (netif_msg_drv(priv))
- printk(KERN_DEBUG DRV_NAME
- ": PHY ready timeout!\n");
- ret = 0;
- break;
+ dev_dbg(&priv->spi->dev,
+ "reg %02x ready timeout!\n", reg);
+ return -ETIMEDOUT;
}
cpu_relax();
}
- return ret;
+ return 0;
+}
+
+/*
+ * Wait until the PHY operation is complete.
+ */
+static int wait_phy_ready(struct enc28j60_net *priv)
+{
+ return poll_ready(priv, MISTAT, MISTAT_BUSY, 0) ? 0 : 1;
}
/*
@@ -594,6 +599,32 @@ static void nolock_txfifo_init(struct enc28j60_net *priv, u16 start, u16 end)
nolock_regw_write(priv, ETXNDL, end);
}
+/*
+ * Low power mode shrinks power consumption about 100x, so we'd like
+ * the chip to be in that mode whenever it's inactive. (However, we
+ * can't stay in lowpower mode during suspend with WOL active.)
+ */
+static void enc28j60_lowpower(struct enc28j60_net *priv, bool is_low)
+{
+ if (netif_msg_drv(priv))
+ dev_dbg(&priv->spi->dev, "%s power...\n",
+ is_low ? "low" : "high");
+
+ mutex_lock(&priv->lock);
+ if (is_low) {
+ nolock_reg_bfclr(priv, ECON1, ECON1_RXEN);
+ poll_ready(priv, ESTAT, ESTAT_RXBUSY, 0);
+ poll_ready(priv, ECON1, ECON1_TXRTS, 0);
+ /* ECON2_VRPS was set during initialization */
+ nolock_reg_bfset(priv, ECON2, ECON2_PWRSV);
+ } else {
+ nolock_reg_bfclr(priv, ECON2, ECON2_PWRSV);
+ poll_ready(priv, ESTAT, ESTAT_CLKRDY, ESTAT_CLKRDY);
+ /* caller sets ECON1_RXEN */
+ }
+ mutex_unlock(&priv->lock);
+}
+
static int enc28j60_hw_init(struct enc28j60_net *priv)
{
u8 reg;
@@ -612,8 +643,8 @@ static int enc28j60_hw_init(struct enc28j60_net *priv)
priv->tx_retry_count = 0;
priv->max_pk_counter = 0;
priv->rxfilter = RXFILTER_NORMAL;
- /* enable address auto increment */
- nolock_regb_write(priv, ECON2, ECON2_AUTOINC);
+ /* enable address auto increment and voltage regulator powersave */
+ nolock_regb_write(priv, ECON2, ECON2_AUTOINC | ECON2_VRPS);
nolock_rxfifo_init(priv, RXSTART_INIT, RXEND_INIT);
nolock_txfifo_init(priv, TXSTART_INIT, TXEND_INIT);
@@ -690,7 +721,7 @@ static int enc28j60_hw_init(struct enc28j60_net *priv)
static void enc28j60_hw_enable(struct enc28j60_net *priv)
{
- /* enable interrutps */
+ /* enable interrupts */
if (netif_msg_hw(priv))
printk(KERN_DEBUG DRV_NAME ": %s() enabling interrupts.\n",
__FUNCTION__);
@@ -726,15 +757,12 @@ enc28j60_setlink(struct net_device *ndev, u8 autoneg, u16 speed, u8 duplex)
int ret = 0;
if (!priv->hw_enable) {
- if (autoneg == AUTONEG_DISABLE && speed == SPEED_10) {
+ /* link is in low power mode now; duplex setting
+ * will take effect on next enc28j60_hw_init().
+ */
+ if (autoneg == AUTONEG_DISABLE && speed == SPEED_10)
priv->full_duplex = (duplex == DUPLEX_FULL);
- if (!enc28j60_hw_init(priv)) {
- if (netif_msg_drv(priv))
- dev_err(&ndev->dev,
- "hw_reset() failed\n");
- ret = -EINVAL;
- }
- } else {
+ else {
if (netif_msg_link(priv))
dev_warn(&ndev->dev,
"unsupported link setting\n");
@@ -1307,7 +1335,8 @@ static int enc28j60_net_open(struct net_device *dev)
}
return -EADDRNOTAVAIL;
}
- /* Reset the hardware here */
+ /* Reset the hardware here (and take it out of low power mode) */
+ enc28j60_lowpower(priv, false);
enc28j60_hw_disable(priv);
if (!enc28j60_hw_init(priv)) {
if (netif_msg_ifup(priv))
@@ -1337,6 +1366,7 @@ static int enc28j60_net_close(struct net_device *dev)
printk(KERN_DEBUG DRV_NAME ": %s() enter\n", __FUNCTION__);
enc28j60_hw_disable(priv);
+ enc28j60_lowpower(priv, true);
netif_stop_queue(dev);
return 0;
@@ -1537,6 +1567,8 @@ static int __devinit enc28j60_probe(struct spi_device *spi)
dev->watchdog_timeo = TX_TIMEOUT;
SET_ETHTOOL_OPS(dev, &enc28j60_ethtool_ops);
+ enc28j60_lowpower(priv, true);
+
ret = register_netdev(dev);
if (ret) {
if (netif_msg_probe(priv))
@@ -1556,7 +1588,7 @@ error_alloc:
return ret;
}
-static int enc28j60_remove(struct spi_device *spi)
+static int __devexit enc28j60_remove(struct spi_device *spi)
{
struct enc28j60_net *priv = dev_get_drvdata(&spi->dev);
@@ -1573,15 +1605,16 @@ static int enc28j60_remove(struct spi_device *spi)
static struct spi_driver enc28j60_driver = {
.driver = {
.name = DRV_NAME,
- .bus = &spi_bus_type,
.owner = THIS_MODULE,
- },
+ },
.probe = enc28j60_probe,
.remove = __devexit_p(enc28j60_remove),
};
static int __init enc28j60_init(void)
{
+ msec20_to_jiffies = msecs_to_jiffies(20);
+
return spi_register_driver(&enc28j60_driver);
}
diff --git a/drivers/net/ibm_newemac/Kconfig b/drivers/net/ibm_newemac/Kconfig
index 0d3e738..70a3272 100644
--- a/drivers/net/ibm_newemac/Kconfig
+++ b/drivers/net/ibm_newemac/Kconfig
@@ -1,6 +1,7 @@
config IBM_NEW_EMAC
tristate "IBM EMAC Ethernet support"
depends on PPC_DCR && PPC_MERGE
+ select CRC32
help
This driver supports the IBM EMAC family of Ethernet controllers
typically found on 4xx embedded PowerPC chips, but also on the
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 8cb29f5..da4c4fb 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -776,7 +776,6 @@ struct netxen_hardware_context {
u8 revision_id;
u16 board_type;
- u16 max_ports;
struct netxen_board_info boardcfg;
u32 xg_linkup;
u32 qg_linksup;
@@ -863,6 +862,7 @@ struct netxen_adapter {
unsigned char mac_addr[ETH_ALEN];
int mtu;
int portnum;
+ u8 physical_port;
struct work_struct watchdog_task;
struct timer_list watchdog_timer;
@@ -1034,7 +1034,6 @@ int netxen_rom_se(struct netxen_adapter *adapter, int addr);
/* Functions from netxen_nic_isr.c */
void netxen_initialize_adapter_sw(struct netxen_adapter *adapter);
-void netxen_initialize_adapter_hw(struct netxen_adapter *adapter);
void *netxen_alloc(struct pci_dev *pdev, size_t sz, dma_addr_t * ptr,
struct pci_dev **used_dev);
void netxen_initialize_adapter_ops(struct netxen_adapter *adapter);
@@ -1077,20 +1076,6 @@ static const struct netxen_brdinfo netxen_boards[] = {
#define NUM_SUPPORTED_BOARDS ARRAY_SIZE(netxen_boards)
-static inline void get_brd_port_by_type(u32 type, int *ports)
-{
- int i, found = 0;
- for (i = 0; i < NUM_SUPPORTED_BOARDS; ++i) {
- if (netxen_boards[i].brdtype == type) {
- *ports = netxen_boards[i].ports;
- found = 1;
- break;
- }
- }
- if (!found)
- *ports = 0;
-}
-
static inline void get_brd_name_by_type(u32 type, char *name)
{
int i, found = 0;
@@ -1169,5 +1154,4 @@ extern int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr,
extern struct ethtool_ops netxen_nic_ethtool_ops;
-extern int physical_port[]; /* physical port # from virtual port.*/
#endif /* __NETXEN_NIC_H_ */
diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c
index 6e98d83..723487b 100644
--- a/drivers/net/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/netxen/netxen_nic_ethtool.c
@@ -369,7 +369,7 @@ netxen_nic_get_regs(struct net_device *dev, struct ethtool_regs *regs, void *p)
for (i = 3; niu_registers[mode].reg[i - 3] != -1; i++) {
/* GB: port specific registers */
if (mode == 0 && i >= 19)
- window = physical_port[adapter->portnum] *
+ window = adapter->physical_port *
NETXEN_NIC_PORT_WINDOW;
NETXEN_NIC_LOCKED_READ_REG(niu_registers[mode].
@@ -527,7 +527,7 @@ netxen_nic_get_pauseparam(struct net_device *dev,
{
struct netxen_adapter *adapter = netdev_priv(dev);
__u32 val;
- int port = physical_port[adapter->portnum];
+ int port = adapter->physical_port;
if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
@@ -573,7 +573,7 @@ netxen_nic_set_pauseparam(struct net_device *dev,
{
struct netxen_adapter *adapter = netdev_priv(dev);
__u32 val;
- int port = physical_port[adapter->portnum];
+ int port = adapter->physical_port;
/* read mode */
if (adapter->ahw.board_type == NETXEN_NIC_GBE) {
if ((port < 0) || (port > NETXEN_NIU_MAX_GBE_PORTS))
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index af73564..c43d06b 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -396,11 +396,8 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
}
adapter->intr_scheme = readl(
NETXEN_CRB_NORMALIZE(adapter, CRB_NIC_CAPABILITIES_FW));
- printk(KERN_NOTICE "%s: FW capabilities:0x%x\n", netxen_nic_driver_name,
- adapter->intr_scheme);
adapter->msi_mode = readl(
NETXEN_CRB_NORMALIZE(adapter, CRB_NIC_MSI_MODE_FW));
- DPRINTK(INFO, "Receive Peg ready too. starting stuff\n");
addr = netxen_alloc(adapter->ahw.pdev,
sizeof(struct netxen_ring_ctx) +
@@ -408,8 +405,6 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
(dma_addr_t *) & adapter->ctx_desc_phys_addr,
&adapter->ctx_desc_pdev);
- printk(KERN_INFO "ctx_desc_phys_addr: 0x%llx\n",
- (unsigned long long) adapter->ctx_desc_phys_addr);
if (addr == NULL) {
DPRINTK(ERR, "bad return from pci_alloc_consistent\n");
err = -ENOMEM;
@@ -429,8 +424,6 @@ int netxen_nic_hw_resources(struct netxen_adapter *adapter)
adapter->max_tx_desc_count,
(dma_addr_t *) & hw->cmd_desc_phys_addr,
&adapter->ahw.cmd_desc_pdev);
- printk(KERN_INFO "cmd_desc_phys_addr: 0x%llx\n",
- (unsigned long long) hw->cmd_desc_phys_addr);
if (addr == NULL) {
DPRINTK(ERR, "bad return from pci_alloc_consistent\n");
@@ -1032,15 +1025,15 @@ int netxen_nic_get_board_info(struct netxen_adapter *adapter)
int netxen_nic_set_mtu_gb(struct netxen_adapter *adapter, int new_mtu)
{
netxen_nic_write_w0(adapter,
- NETXEN_NIU_GB_MAX_FRAME_SIZE(
- physical_port[adapter->portnum]), new_mtu);
+ NETXEN_NIU_GB_MAX_FRAME_SIZE(adapter->physical_port),
+ new_mtu);
return 0;
}
int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu)
{
new_mtu += NETXEN_NIU_HDRSIZE + NETXEN_NIU_TLRSIZE;
- if (physical_port[adapter->portnum] == 0)
+ if (adapter->physical_port == 0)
netxen_nic_write_w0(adapter, NETXEN_NIU_XGE_MAX_FRAME_SIZE,
new_mtu);
else
@@ -1051,7 +1044,7 @@ int netxen_nic_set_mtu_xgb(struct netxen_adapter *adapter, int new_mtu)
void netxen_nic_init_niu_gb(struct netxen_adapter *adapter)
{
- netxen_niu_gbe_init_port(adapter, physical_port[adapter->portnum]);
+ netxen_niu_gbe_init_port(adapter, adapter->physical_port);
}
void
@@ -1127,7 +1120,6 @@ void netxen_nic_set_link_parameters(struct netxen_adapter *adapter)
void netxen_nic_flash_print(struct netxen_adapter *adapter)
{
- int valid = 1;
u32 fw_major = 0;
u32 fw_minor = 0;
u32 fw_build = 0;
@@ -1137,70 +1129,62 @@ void netxen_nic_flash_print(struct netxen_adapter *adapter)
__le32 *ptr32;
struct netxen_board_info *board_info = &(adapter->ahw.boardcfg);
- if (board_info->magic != NETXEN_BDINFO_MAGIC) {
- printk
- ("NetXen Unknown board config, Read 0x%x expected as 0x%x\n",
- board_info->magic, NETXEN_BDINFO_MAGIC);
- valid = 0;
- }
- if (board_info->header_version != NETXEN_BDINFO_VERSION) {
- printk("NetXen Unknown board config version."
- " Read %x, expected %x\n",
- board_info->header_version, NETXEN_BDINFO_VERSION);
- valid = 0;
- }
- if (valid) {
- ptr32 = (u32 *)&serial_num;
- addr = NETXEN_USER_START +
- offsetof(struct netxen_new_user_info, serial_num);
- for (i = 0; i < 8; i++) {
- if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) {
- printk("%s: ERROR reading %s board userarea.\n",
- netxen_nic_driver_name,
- netxen_nic_driver_name);
- return;
- }
- ptr32++;
- addr += sizeof(u32);
+
+ adapter->driver_mismatch = 0;
+
+ ptr32 = (u32 *)&serial_num;
+ addr = NETXEN_USER_START +
+ offsetof(struct netxen_new_user_info, serial_num);
+ for (i = 0; i < 8; i++) {
+ if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) {
+ printk("%s: ERROR reading %s board userarea.\n",
+ netxen_nic_driver_name,
+ netxen_nic_driver_name);
+ adapter->driver_mismatch = 1;
+ return;
}
+ ptr32++;
+ addr += sizeof(u32);
+ }
+
+ fw_major = readl(NETXEN_CRB_NORMALIZE(adapter,
+ NETXEN_FW_VERSION_MAJOR));
+ fw_minor = readl(NETXEN_CRB_NORMALIZE(adapter,
+ NETXEN_FW_VERSION_MINOR));
+ fw_build =
+ readl(NETXEN_CRB_NORMALIZE(adapter, NETXEN_FW_VERSION_SUB));
+ if (adapter->portnum == 0) {
get_brd_name_by_type(board_info->board_type, brd_name);
printk("NetXen %s Board S/N %s Chip id 0x%x\n",
- brd_name, serial_num, board_info->chip_id);
-
- printk("NetXen %s Board #%d, Chip id 0x%x\n",
- board_info->board_type == 0x0b ? "XGB" : "GBE",
- board_info->board_num, board_info->chip_id);
- fw_major = readl(NETXEN_CRB_NORMALIZE(adapter,
- NETXEN_FW_VERSION_MAJOR));
- fw_minor = readl(NETXEN_CRB_NORMALIZE(adapter,
- NETXEN_FW_VERSION_MINOR));
- fw_build =
- readl(NETXEN_CRB_NORMALIZE(adapter, NETXEN_FW_VERSION_SUB));
-
- printk("NetXen Firmware version %d.%d.%d\n", fw_major, fw_minor,
- fw_build);
+ brd_name, serial_num, board_info->chip_id);
+ printk("NetXen Firmware version %d.%d.%d\n", fw_major,
+ fw_minor, fw_build);
}
+
if (fw_major != _NETXEN_NIC_LINUX_MAJOR) {
- printk(KERN_ERR "The mismatch in driver version and firmware "
- "version major number\n"
- "Driver version major number = %d \t"
- "Firmware version major number = %d \n",
- _NETXEN_NIC_LINUX_MAJOR, fw_major);
adapter->driver_mismatch = 1;
}
if (fw_minor != _NETXEN_NIC_LINUX_MINOR &&
fw_minor != (_NETXEN_NIC_LINUX_MINOR + 1)) {
- printk(KERN_ERR "The mismatch in driver version and firmware "
- "version minor number\n"
- "Driver version minor number = %d \t"
- "Firmware version minor number = %d \n",
- _NETXEN_NIC_LINUX_MINOR, fw_minor);
adapter->driver_mismatch = 1;
}
- if (adapter->driver_mismatch)
- printk(KERN_INFO "Use the driver with version no %d.%d.xxx\n",
- fw_major, fw_minor);
+ if (adapter->driver_mismatch) {
+ printk(KERN_ERR "%s: driver and firmware version mismatch\n",
+ adapter->netdev->name);
+ return;
+ }
+
+ switch (adapter->ahw.board_type) {
+ case NETXEN_NIC_GBE:
+ dev_info(&adapter->pdev->dev, "%s: GbE port initialized\n",
+ adapter->netdev->name);
+ break;
+ case NETXEN_NIC_XGBE:
+ dev_info(&adapter->pdev->dev, "%s: XGbE port initialized\n",
+ adapter->netdev->name);
+ break;
+ }
}
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 45fa33e..70d1b22 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -203,21 +203,6 @@ void netxen_initialize_adapter_sw(struct netxen_adapter *adapter)
}
}
-void netxen_initialize_adapter_hw(struct netxen_adapter *adapter)
-{
- int ports = 0;
- struct netxen_board_info *board_info = &(adapter->ahw.boardcfg);
-
- if (netxen_nic_get_board_info(adapter) != 0)
- printk("%s: Error getting board config info.\n",
- netxen_nic_driver_name);
- get_brd_port_by_type(board_info->board_type, &ports);
- if (ports == 0)
- printk(KERN_ERR "%s: Unknown board type\n",
- netxen_nic_driver_name);
- adapter->ahw.max_ports = ports;
-}
-
void netxen_initialize_adapter_ops(struct netxen_adapter *adapter)
{
switch (adapter->ahw.board_type) {
@@ -765,18 +750,13 @@ int netxen_flash_unlock(struct netxen_adapter *adapter)
int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
{
- int addr, val, status;
+ int addr, val;
int n, i;
int init_delay = 0;
struct crb_addr_pair *buf;
u32 off;
/* resetall */
- status = netxen_nic_get_board_info(adapter);
- if (status)
- printk("%s: netxen_pinit_from_rom: Error getting board info\n",
- netxen_nic_driver_name);
-
netxen_crb_writelit_adapter(adapter, NETXEN_ROMUSB_GLB_SW_RESET,
NETXEN_ROMBUS_RESET);
@@ -860,10 +840,10 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
netxen_nic_pci_change_crbwindow(adapter, 1);
}
if (init_delay == 1) {
- msleep(2000);
+ msleep(1000);
init_delay = 0;
}
- msleep(20);
+ msleep(1);
}
kfree(buf);
@@ -938,12 +918,28 @@ int netxen_initialize_adapter_offload(struct netxen_adapter *adapter)
void netxen_free_adapter_offload(struct netxen_adapter *adapter)
{
+ int i;
+
if (adapter->dummy_dma.addr) {
- pci_free_consistent(adapter->ahw.pdev,
+ i = 100;
+ do {
+ if (dma_watchdog_shutdown_request(adapter) == 1)
+ break;
+ msleep(50);
+ if (dma_watchdog_shutdown_poll_result(adapter) == 1)
+ break;
+ } while (--i);
+
+ if (i) {
+ pci_free_consistent(adapter->ahw.pdev,
NETXEN_HOST_DUMMY_DMA_SIZE,
adapter->dummy_dma.addr,
adapter->dummy_dma.phys_addr);
- adapter->dummy_dma.addr = NULL;
+ adapter->dummy_dma.addr = NULL;
+ } else {
+ printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n",
+ adapter->netdev->name);
+ }
}
}
diff --git a/drivers/net/netxen/netxen_nic_isr.c b/drivers/net/netxen/netxen_nic_isr.c
index f487615..96cec41 100644
--- a/drivers/net/netxen/netxen_nic_isr.c
+++ b/drivers/net/netxen/netxen_nic_isr.c
@@ -145,7 +145,7 @@ static void netxen_nic_isr_other(struct netxen_adapter *adapter)
/* verify the offset */
val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE));
- val = val >> physical_port[adapter->portnum];
+ val = val >> adapter->physical_port;
if (val == adapter->ahw.qg_linksup)
return;
@@ -199,7 +199,7 @@ void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter)
/* WINDOW = 1 */
val = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_XG_STATE));
- val >>= (physical_port[adapter->portnum] * 8);
+ val >>= (adapter->physical_port * 8);
val &= 0xff;
if (adapter->ahw.xg_linkup == 1 && val != XG_LINK_UP) {
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index 7144c25..6797ed0 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -70,17 +70,15 @@ static void netxen_nic_poll_controller(struct net_device *netdev);
static irqreturn_t netxen_intr(int irq, void *data);
static irqreturn_t netxen_msi_intr(int irq, void *data);
-int physical_port[] = {0, 1, 2, 3};
-
/* PCI Device ID Table */
static struct pci_device_id netxen_pci_tbl[] __devinitdata = {
- {PCI_DEVICE(0x4040, 0x0001)},
- {PCI_DEVICE(0x4040, 0x0002)},
- {PCI_DEVICE(0x4040, 0x0003)},
- {PCI_DEVICE(0x4040, 0x0004)},
- {PCI_DEVICE(0x4040, 0x0005)},
- {PCI_DEVICE(0x4040, 0x0024)},
- {PCI_DEVICE(0x4040, 0x0025)},
+ {PCI_DEVICE(0x4040, 0x0001), PCI_DEVICE_CLASS(0x020000, ~0)},
+ {PCI_DEVICE(0x4040, 0x0002), PCI_DEVICE_CLASS(0x020000, ~0)},
+ {PCI_DEVICE(0x4040, 0x0003), PCI_DEVICE_CLASS(0x020000, ~0)},
+ {PCI_DEVICE(0x4040, 0x0004), PCI_DEVICE_CLASS(0x020000, ~0)},
+ {PCI_DEVICE(0x4040, 0x0005), PCI_DEVICE_CLASS(0x020000, ~0)},
+ {PCI_DEVICE(0x4040, 0x0024), PCI_DEVICE_CLASS(0x020000, ~0)},
+ {PCI_DEVICE(0x4040, 0x0025), PCI_DEVICE_CLASS(0x020000, ~0)},
{0,}
};
@@ -288,10 +286,11 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
int pci_func_id = PCI_FUNC(pdev->devfn);
DECLARE_MAC_BUF(mac);
- printk(KERN_INFO "%s \n", netxen_nic_driver_string);
+ if (pci_func_id == 0)
+ printk(KERN_INFO "%s \n", netxen_nic_driver_string);
if (pdev->class != 0x020000) {
- printk(KERN_ERR"NetXen function %d, class %x will not "
+ printk(KERN_DEBUG "NetXen function %d, class %x will not "
"be enabled.\n",pci_func_id, pdev->class);
return -ENODEV;
}
@@ -450,8 +449,12 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
*/
adapter->curr_window = 255;
- /* initialize the adapter */
- netxen_initialize_adapter_hw(adapter);
+ if (netxen_nic_get_board_info(adapter) != 0) {
+ printk("%s: Error getting board config info.\n",
+ netxen_nic_driver_name);
+ err = -EIO;
+ goto err_out_iounmap;
+ }
/*
* Adapter in our case is quad port so initialize it before
@@ -530,17 +533,15 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
netxen_initialize_adapter_sw(adapter); /* initialize the buffers in adapter */
/* Mezz cards have PCI function 0,2,3 enabled */
- if ((adapter->ahw.boardcfg.board_type == NETXEN_BRDTYPE_P2_SB31_10G_IMEZ)
- && (pci_func_id >= 2))
+ switch (adapter->ahw.boardcfg.board_type) {
+ case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ:
+ case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ:
+ if (pci_func_id >= 2)
adapter->portnum = pci_func_id - 2;
-
-#ifdef CONFIG_IA64
- if(adapter->portnum == 0) {
- netxen_pinit_from_rom(adapter, 0);
- udelay(500);
- netxen_load_firmware(adapter);
+ break;
+ default:
+ break;
}
-#endif
init_timer(&adapter->watchdog_timer);
adapter->ahw.xg_linkup = 0;
@@ -613,11 +614,18 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
err = -ENODEV;
goto err_out_free_dev;
}
+ } else {
+ writel(0, NETXEN_CRB_NORMALIZE(adapter,
+ CRB_CMDPEG_STATE));
+ netxen_pinit_from_rom(adapter, 0);
+ msleep(1);
+ netxen_load_firmware(adapter);
+ netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
}
/* clear the register for future unloads/loads */
writel(0, NETXEN_CRB_NORMALIZE(adapter, NETXEN_CAM_RAM(0x1fc)));
- printk(KERN_INFO "State: 0x%0x\n",
+ dev_info(&pdev->dev, "cmdpeg state: 0x%0x\n",
readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE)));
/*
@@ -639,9 +647,10 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
/*
* See if the firmware gave us a virtual-physical port mapping.
*/
+ adapter->physical_port = adapter->portnum;
i = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_V2P(adapter->portnum)));
if (i != 0x55555555)
- physical_port[adapter->portnum] = i;
+ adapter->physical_port = i;
netif_carrier_off(netdev);
netif_stop_queue(netdev);
@@ -654,22 +663,9 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_out_free_dev;
}
+ netxen_nic_flash_print(adapter);
pci_set_drvdata(pdev, adapter);
- switch (adapter->ahw.board_type) {
- case NETXEN_NIC_GBE:
- printk(KERN_INFO "%s: QUAD GbE board initialized\n",
- netxen_nic_driver_name);
- break;
-
- case NETXEN_NIC_XGBE:
- printk(KERN_INFO "%s: XGbE board initialized\n",
- netxen_nic_driver_name);
- break;
- }
-
- adapter->driver_mismatch = 0;
-
return 0;
err_out_free_dev:
@@ -760,55 +756,8 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
vfree(adapter->cmd_buf_arr);
- if (adapter->portnum == 0) {
- if (init_firmware_done) {
- i = 100;
- do {
- if (dma_watchdog_shutdown_request(adapter) == 1)
- break;
- msleep(100);
- if (dma_watchdog_shutdown_poll_result(adapter) == 1)
- break;
- } while (--i);
-
- if (i == 0)
- printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n",
- netdev->name);
-
- /* clear the register for future unloads/loads */
- writel(0, NETXEN_CRB_NORMALIZE(adapter, NETXEN_CAM_RAM(0x1fc)));
- printk(KERN_INFO "State: 0x%0x\n",
- readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE)));
-
- /* leave the hw in the same state as reboot */
- writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE));
- netxen_pinit_from_rom(adapter, 0);
- msleep(1);
- netxen_load_firmware(adapter);
- netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE);
- }
-
- /* clear the register for future unloads/loads */
- writel(0, NETXEN_CRB_NORMALIZE(adapter, NETXEN_CAM_RAM(0x1fc)));
- printk(KERN_INFO "State: 0x%0x\n",
- readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE)));
-
- i = 100;
- do {
- if (dma_watchdog_shutdown_request(adapter) == 1)
- break;
- msleep(100);
- if (dma_watchdog_shutdown_poll_result(adapter) == 1)
- break;
- } while (--i);
-
- if (i) {
- netxen_free_adapter_offload(adapter);
- } else {
- printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n",
- netdev->name);
- }
- }
+ if (adapter->portnum == 0)
+ netxen_free_adapter_offload(adapter);
if (adapter->irq)
free_irq(adapter->irq, adapter);
@@ -840,13 +789,15 @@ static int netxen_nic_open(struct net_device *netdev)
irq_handler_t handler;
unsigned long flags = IRQF_SAMPLE_RANDOM;
+ if (adapter->driver_mismatch)
+ return -EIO;
+
if (adapter->is_up != NETXEN_ADAPTER_UP_MAGIC) {
err = netxen_init_firmware(adapter);
if (err != 0) {
printk(KERN_ERR "Failed to init firmware\n");
return -EIO;
}
- netxen_nic_flash_print(adapter);
/* setup all the resources for the Phantom... */
/* this include the descriptors for rcv, tx, and status */
@@ -895,14 +846,12 @@ static int netxen_nic_open(struct net_device *netdev)
if (adapter->set_mtu)
adapter->set_mtu(adapter, netdev->mtu);
- if (!adapter->driver_mismatch)
- mod_timer(&adapter->watchdog_timer, jiffies);
+ mod_timer(&adapter->watchdog_timer, jiffies);
napi_enable(&adapter->napi);
netxen_nic_enable_int(adapter);
- if (!adapter->driver_mismatch)
- netif_start_queue(netdev);
+ netif_start_queue(netdev);
return 0;
}
diff --git a/drivers/net/netxen/netxen_nic_niu.c b/drivers/net/netxen/netxen_nic_niu.c
index 1c852a7..a3bc7cc 100644
--- a/drivers/net/netxen/netxen_nic_niu.c
+++ b/drivers/net/netxen/netxen_nic_niu.c
@@ -94,7 +94,7 @@ int netxen_niu_gbe_phy_read(struct netxen_adapter *adapter, long reg,
long timeout = 0;
long result = 0;
long restore = 0;
- long phy = physical_port[adapter->portnum];
+ long phy = adapter->physical_port;
__u32 address;
__u32 command;
__u32 status;
@@ -190,7 +190,7 @@ int netxen_niu_gbe_phy_write(struct netxen_adapter *adapter, long reg,
long timeout = 0;
long result = 0;
long restore = 0;
- long phy = physical_port[adapter->portnum];
+ long phy = adapter->physical_port;
__u32 address;
__u32 command;
__u32 status;
@@ -456,7 +456,7 @@ int netxen_niu_gbe_init_port(struct netxen_adapter *adapter, int port)
int netxen_niu_xg_init_port(struct netxen_adapter *adapter, int port)
{
- u32 portnum = physical_port[adapter->portnum];
+ u32 portnum = adapter->physical_port;
netxen_crb_writelit_adapter(adapter,
NETXEN_NIU_XGE_CONFIG_1+(0x10000*portnum), 0x1447);
@@ -573,7 +573,7 @@ static int netxen_niu_macaddr_get(struct netxen_adapter *adapter,
{
u32 stationhigh;
u32 stationlow;
- int phy = physical_port[adapter->portnum];
+ int phy = adapter->physical_port;
u8 val[8];
if (addr == NULL)
@@ -604,7 +604,7 @@ int netxen_niu_macaddr_set(struct netxen_adapter *adapter,
{
u8 temp[4];
u32 val;
- int phy = physical_port[adapter->portnum];
+ int phy = adapter->physical_port;
unsigned char mac_addr[6];
int i;
DECLARE_MAC_BUF(mac);
@@ -724,7 +724,7 @@ int netxen_niu_enable_gbe_port(struct netxen_adapter *adapter,
int netxen_niu_disable_gbe_port(struct netxen_adapter *adapter)
{
__u32 mac_cfg0;
- u32 port = physical_port[adapter->portnum];
+ u32 port = adapter->physical_port;
if (port > NETXEN_NIU_MAX_GBE_PORTS)
return -EINVAL;
@@ -740,7 +740,7 @@ int netxen_niu_disable_gbe_port(struct netxen_adapter *adapter)
int netxen_niu_disable_xg_port(struct netxen_adapter *adapter)
{
__u32 mac_cfg;
- u32 port = physical_port[adapter->portnum];
+ u32 port = adapter->physical_port;
if (port > NETXEN_NIU_MAX_XG_PORTS)
return -EINVAL;
@@ -757,7 +757,7 @@ int netxen_niu_set_promiscuous_mode(struct netxen_adapter *adapter,
netxen_niu_prom_mode_t mode)
{
__u32 reg;
- u32 port = physical_port[adapter->portnum];
+ u32 port = adapter->physical_port;
if (port > NETXEN_NIU_MAX_GBE_PORTS)
return -EINVAL;
@@ -814,7 +814,7 @@ int netxen_niu_set_promiscuous_mode(struct netxen_adapter *adapter,
int netxen_niu_xg_macaddr_set(struct netxen_adapter *adapter,
netxen_ethernet_macaddr_t addr)
{
- int phy = physical_port[adapter->portnum];
+ int phy = adapter->physical_port;
u8 temp[4];
u32 val;
@@ -867,7 +867,7 @@ int netxen_niu_xg_macaddr_set(struct netxen_adapter *adapter,
int netxen_niu_xg_macaddr_get(struct netxen_adapter *adapter,
netxen_ethernet_macaddr_t * addr)
{
- int phy = physical_port[adapter->portnum];
+ int phy = adapter->physical_port;
u32 stationhigh;
u32 stationlow;
u8 val[8];
@@ -896,7 +896,7 @@ int netxen_niu_xg_set_promiscuous_mode(struct netxen_adapter *adapter,
netxen_niu_prom_mode_t mode)
{
__u32 reg;
- u32 port = physical_port[adapter->portnum];
+ u32 port = adapter->physical_port;
if (port > NETXEN_NIU_MAX_XG_PORTS)
return -EINVAL;
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 64b7effe..711e4a8 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -118,6 +118,7 @@ static DEFINE_PCI_DEVICE_TABLE(sky2_id_table) = {
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4352) }, /* 88E8038 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4353) }, /* 88E8039 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4354) }, /* 88E8040 */
+ { PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4355) }, /* 88E8040T */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4356) }, /* 88EC033 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x4357) }, /* 88E8042 */
{ PCI_DEVICE(PCI_VENDOR_ID_MARVELL, 0x435A) }, /* 88E8048 */
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 0ce07a3..7ab94c8 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -313,6 +313,21 @@ static __inline__ ssize_t tun_get_user(struct tun_struct *tun, struct iovec *iv,
switch (tun->flags & TUN_TYPE_MASK) {
case TUN_TUN_DEV:
+ if (tun->flags & TUN_NO_PI) {
+ switch (skb->data[0] & 0xf0) {
+ case 0x40:
+ pi.proto = htons(ETH_P_IP);
+ break;
+ case 0x60:
+ pi.proto = htons(ETH_P_IPV6);
+ break;
+ default:
+ tun->dev->stats.rx_dropped++;
+ kfree_skb(skb);
+ return -EINVAL;
+ }
+ }
+
skb_reset_mac_header(skb);
skb->protocol = pi.proto;
skb->dev = tun->dev;
diff --git a/include/net/netfilter/nf_conntrack_extend.h b/include/net/netfilter/nf_conntrack_extend.h
index f736e84..f80c0ed 100644
--- a/include/net/netfilter/nf_conntrack_extend.h
+++ b/include/net/netfilter/nf_conntrack_extend.h
@@ -15,6 +15,7 @@ enum nf_ct_ext_id
/* Extensions: optional stuff which isn't permanently in struct. */
struct nf_ct_ext {
+ struct rcu_head rcu;
u8 offset[NF_CT_EXT_NUM];
u8 len;
char data[0];
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c
index 0457859..d2a887f 100644
--- a/net/ipv4/netfilter/nf_nat_core.c
+++ b/net/ipv4/netfilter/nf_nat_core.c
@@ -556,7 +556,6 @@ static void nf_nat_cleanup_conntrack(struct nf_conn *ct)
spin_lock_bh(&nf_nat_lock);
hlist_del_rcu(&nat->bysource);
- nat->ct = NULL;
spin_unlock_bh(&nf_nat_lock);
}
@@ -570,8 +569,8 @@ static void nf_nat_move_storage(void *new, void *old)
return;
spin_lock_bh(&nf_nat_lock);
- hlist_replace_rcu(&old_nat->bysource, &new_nat->bysource);
new_nat->ct = ct;
+ hlist_replace_rcu(&old_nat->bysource, &new_nat->bysource);
spin_unlock_bh(&nf_nat_lock);
}
diff --git a/net/ipv4/xfrm4_mode_tunnel.c b/net/ipv4/xfrm4_mode_tunnel.c
index 584e6d7..7135279 100644
--- a/net/ipv4/xfrm4_mode_tunnel.c
+++ b/net/ipv4/xfrm4_mode_tunnel.c
@@ -52,7 +52,7 @@ static int xfrm4_mode_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
IP_ECN_clear(top_iph);
top_iph->frag_off = (flags & XFRM_STATE_NOPMTUDISC) ?
- 0 : XFRM_MODE_SKB_CB(skb)->frag_off;
+ 0 : (XFRM_MODE_SKB_CB(skb)->frag_off & htons(IP_DF));
ip_select_ident(top_iph, dst->child, NULL);
top_iph->ttl = dst_metric(dst->child, RTAX_HOPLIMIT);
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 195cb6d..ce06e79 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1567,7 +1567,7 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb,
* make it big enough for everything we may ever need.
*/
- if (head_need > 0 || skb_header_cloned(skb)) {
+ if (head_need > 0 || skb_cloned(skb)) {
head_need += IEEE80211_ENCRYPT_HEADROOM;
head_need += local->tx_headroom;
head_need = max_t(int, 0, head_need);
diff --git a/net/netfilter/nf_conntrack_extend.c b/net/netfilter/nf_conntrack_extend.c
index ba1c491..3469bc7 100644
--- a/net/netfilter/nf_conntrack_extend.c
+++ b/net/netfilter/nf_conntrack_extend.c
@@ -59,12 +59,19 @@ nf_ct_ext_create(struct nf_ct_ext **ext, enum nf_ct_ext_id id, gfp_t gfp)
if (!*ext)
return NULL;
+ INIT_RCU_HEAD(&(*ext)->rcu);
(*ext)->offset[id] = off;
(*ext)->len = len;
return (void *)(*ext) + off;
}
+static void __nf_ct_ext_free_rcu(struct rcu_head *head)
+{
+ struct nf_ct_ext *ext = container_of(head, struct nf_ct_ext, rcu);
+ kfree(ext);
+}
+
void *__nf_ct_ext_add(struct nf_conn *ct, enum nf_ct_ext_id id, gfp_t gfp)
{
struct nf_ct_ext *new;
@@ -104,7 +111,7 @@ void *__nf_ct_ext_add(struct nf_conn *ct, enum nf_ct_ext_id id, gfp_t gfp)
(void *)ct->ext + ct->ext->offset[i]);
rcu_read_unlock();
}
- kfree(ct->ext);
+ call_rcu(&ct->ext->rcu, __nf_ct_ext_free_rcu);
ct->ext = new;
}
diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c
index 95da1a2..2f83c15 100644
--- a/net/netfilter/nf_conntrack_h323_main.c
+++ b/net/netfilter/nf_conntrack_h323_main.c
@@ -619,6 +619,7 @@ static const struct nf_conntrack_expect_policy h245_exp_policy = {
static struct nf_conntrack_helper nf_conntrack_helper_h245 __read_mostly = {
.name = "H.245",
.me = THIS_MODULE,
+ .tuple.src.l3num = AF_UNSPEC,
.tuple.dst.protonum = IPPROTO_UDP,
.help = h245_help,
.expect_policy = &h245_exp_policy,
@@ -1765,6 +1766,7 @@ static void __exit nf_conntrack_h323_fini(void)
nf_conntrack_helper_unregister(&nf_conntrack_helper_ras[0]);
nf_conntrack_helper_unregister(&nf_conntrack_helper_q931[1]);
nf_conntrack_helper_unregister(&nf_conntrack_helper_q931[0]);
+ nf_conntrack_helper_unregister(&nf_conntrack_helper_h245);
kfree(h323_buffer);
pr_debug("nf_ct_h323: fini\n");
}
@@ -1777,28 +1779,34 @@ static int __init nf_conntrack_h323_init(void)
h323_buffer = kmalloc(65536, GFP_KERNEL);
if (!h323_buffer)
return -ENOMEM;
- ret = nf_conntrack_helper_register(&nf_conntrack_helper_q931[0]);
+ ret = nf_conntrack_helper_register(&nf_conntrack_helper_h245);
if (ret < 0)
goto err1;
- ret = nf_conntrack_helper_register(&nf_conntrack_helper_q931[1]);
+ ret = nf_conntrack_helper_register(&nf_conntrack_helper_q931[0]);
if (ret < 0)
goto err2;
- ret = nf_conntrack_helper_register(&nf_conntrack_helper_ras[0]);
+ ret = nf_conntrack_helper_register(&nf_conntrack_helper_q931[1]);
if (ret < 0)
goto err3;
- ret = nf_conntrack_helper_register(&nf_conntrack_helper_ras[1]);
+ ret = nf_conntrack_helper_register(&nf_conntrack_helper_ras[0]);
if (ret < 0)
goto err4;
+ ret = nf_conntrack_helper_register(&nf_conntrack_helper_ras[1]);
+ if (ret < 0)
+ goto err5;
pr_debug("nf_ct_h323: init success\n");
return 0;
-err4:
+err5:
nf_conntrack_helper_unregister(&nf_conntrack_helper_ras[0]);
-err3:
+err4:
nf_conntrack_helper_unregister(&nf_conntrack_helper_q931[1]);
-err2:
+err3:
nf_conntrack_helper_unregister(&nf_conntrack_helper_q931[0]);
+err2:
+ nf_conntrack_helper_unregister(&nf_conntrack_helper_h245);
err1:
+ kfree(h323_buffer);
return ret;
}
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index f5aa23c..3e1191c 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -444,8 +444,11 @@ static int genl_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
if (ops->dumpit == NULL)
return -EOPNOTSUPP;
- return netlink_dump_start(genl_sock, skb, nlh,
- ops->dumpit, ops->done);
+ genl_unlock();
+ err = netlink_dump_start(genl_sock, skb, nlh,
+ ops->dumpit, ops->done);
+ genl_lock();
+ return err;
}
if (ops->doit == NULL)
@@ -603,9 +606,6 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb)
int chains_to_skip = cb->args[0];
int fams_to_skip = cb->args[1];
- if (chains_to_skip != 0)
- genl_lock();
-
for (i = 0; i < GENL_FAM_TAB_SIZE; i++) {
if (i < chains_to_skip)
continue;
@@ -623,9 +623,6 @@ static int ctrl_dumpfamily(struct sk_buff *skb, struct netlink_callback *cb)
}
errout:
- if (chains_to_skip != 0)
- genl_unlock();
-
cb->args[0] = i;
cb->args[1] = n;
@@ -770,7 +767,7 @@ static int __init genl_init(void)
/* we'll bump the group number right afterwards */
genl_sock = netlink_kernel_create(&init_net, NETLINK_GENERIC, 0,
- genl_rcv, NULL, THIS_MODULE);
+ genl_rcv, &genl_mutex, THIS_MODULE);
if (genl_sock == NULL)
panic("GENL: Cannot initialize generic netlink\n");
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 392e80e..b428049 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -167,6 +167,11 @@ static inline int unix_may_send(struct sock *sk, struct sock *osk)
return (unix_peer(osk) == NULL || unix_our_peer(sk, osk));
}
+static inline int unix_recvq_full(struct sock const *sk)
+{
+ return skb_queue_len(&sk->sk_receive_queue) > sk->sk_max_ack_backlog;
+}
+
static struct sock *unix_peer_get(struct sock *s)
{
struct sock *peer;
@@ -480,6 +485,8 @@ static int unix_socketpair(struct socket *, struct socket *);
static int unix_accept(struct socket *, struct socket *, int);
static int unix_getname(struct socket *, struct sockaddr *, int *, int);
static unsigned int unix_poll(struct file *, struct socket *, poll_table *);
+static unsigned int unix_datagram_poll(struct file *, struct socket *,
+ poll_table *);
static int unix_ioctl(struct socket *, unsigned int, unsigned long);
static int unix_shutdown(struct socket *, int);
static int unix_stream_sendmsg(struct kiocb *, struct socket *,
@@ -525,7 +532,7 @@ static const struct proto_ops unix_dgram_ops = {
.socketpair = unix_socketpair,
.accept = sock_no_accept,
.getname = unix_getname,
- .poll = datagram_poll,
+ .poll = unix_datagram_poll,
.ioctl = unix_ioctl,
.listen = sock_no_listen,
.shutdown = unix_shutdown,
@@ -546,7 +553,7 @@ static const struct proto_ops unix_seqpacket_ops = {
.socketpair = unix_socketpair,
.accept = unix_accept,
.getname = unix_getname,
- .poll = datagram_poll,
+ .poll = unix_datagram_poll,
.ioctl = unix_ioctl,
.listen = unix_listen,
.shutdown = unix_shutdown,
@@ -981,8 +988,7 @@ static long unix_wait_for_peer(struct sock *other, long timeo)
sched = !sock_flag(other, SOCK_DEAD) &&
!(other->sk_shutdown & RCV_SHUTDOWN) &&
- (skb_queue_len(&other->sk_receive_queue) >
- other->sk_max_ack_backlog);
+ unix_recvq_full(other);
unix_state_unlock(other);
@@ -1056,8 +1062,7 @@ restart:
if (other->sk_state != TCP_LISTEN)
goto out_unlock;
- if (skb_queue_len(&other->sk_receive_queue) >
- other->sk_max_ack_backlog) {
+ if (unix_recvq_full(other)) {
err = -EAGAIN;
if (!timeo)
goto out_unlock;
@@ -1426,9 +1431,7 @@ restart:
goto out_unlock;
}
- if (unix_peer(other) != sk &&
- (skb_queue_len(&other->sk_receive_queue) >
- other->sk_max_ack_backlog)) {
+ if (unix_peer(other) != sk && unix_recvq_full(other)) {
if (!timeo) {
err = -EAGAIN;
goto out_unlock;
@@ -1989,6 +1992,64 @@ static unsigned int unix_poll(struct file * file, struct socket *sock, poll_tabl
return mask;
}
+static unsigned int unix_datagram_poll(struct file *file, struct socket *sock,
+ poll_table *wait)
+{
+ struct sock *sk = sock->sk, *peer;
+ unsigned int mask;
+
+ poll_wait(file, sk->sk_sleep, wait);
+
+ peer = unix_peer_get(sk);
+ if (peer) {
+ if (peer != sk) {
+ /*
+ * Writability of a connected socket additionally
+ * depends on the state of the receive queue of the
+ * peer.
+ */
+ poll_wait(file, &unix_sk(peer)->peer_wait, wait);
+ } else {
+ sock_put(peer);
+ peer = NULL;
+ }
+ }
+
+ mask = 0;
+
+ /* exceptional events? */
+ if (sk->sk_err || !skb_queue_empty(&sk->sk_error_queue))
+ mask |= POLLERR;
+ if (sk->sk_shutdown & RCV_SHUTDOWN)
+ mask |= POLLRDHUP;
+ if (sk->sk_shutdown == SHUTDOWN_MASK)
+ mask |= POLLHUP;
+
+ /* readable? */
+ if (!skb_queue_empty(&sk->sk_receive_queue) ||
+ (sk->sk_shutdown & RCV_SHUTDOWN))
+ mask |= POLLIN | POLLRDNORM;
+
+ /* Connection-based need to check for termination and startup */
+ if (sk->sk_type == SOCK_SEQPACKET) {
+ if (sk->sk_state == TCP_CLOSE)
+ mask |= POLLHUP;
+ /* connection hasn't started yet? */
+ if (sk->sk_state == TCP_SYN_SENT)
+ return mask;
+ }
+
+ /* writable? */
+ if (unix_writable(sk) && !(peer && unix_recvq_full(peer)))
+ mask |= POLLOUT | POLLWRNORM | POLLWRBAND;
+ else
+ set_bit(SOCK_ASYNC_NOSPACE, &sk->sk_socket->flags);
+
+ if (peer)
+ sock_put(peer);
+
+ return mask;
+}
#ifdef CONFIG_PROC_FS
static struct sock *first_unix_socket(int *i)
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