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

Browse source 
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6:
  net: Remove CONFIG_KMOD from net/ (towards removing CONFIG_KMOD entirely)
  ipv4: Add a missing rcu_assign_pointer() in routing cache.
  [netdrvr] ibmtr: PCMCIA IBMTR is ok on 64bit
  xen-netfront: Avoid unaligned accesses to IP header
  lmc: copy_*_user under spinlock
  [netdrvr] myri10ge, ixgbe: remove broken select INTEL_IOATDMA
This commit is contained in:
Linus Torvalds 2008-10-17 08:58:52 -07:00
commit b225ee5bed
28 changed files with 96 additions and 89 deletions
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12
drivers/net/Kconfig
View file

@ -2410,7 +2410,6 @@ config IXGBE
tristate "Intel(R) 10GbE PCI Express adapters support"
depends on PCI && INET
select INET_LRO
select INTEL_IOATDMA
---help---
This driver supports Intel(R) 10GbE PCI Express family of
adapters. For more information on how to identify your adapter, go
@ -2426,6 +2425,11 @@ config IXGBE
To compile this driver as a module, choose M here. The module
will be called ixgbe.
config IXGBE_DCA
bool
default y
depends on IXGBE && DCA && !(IXGBE=y && DCA=m)
config IXGB
tristate "Intel(R) PRO/10GbE support"
depends on PCI
@ -2462,7 +2466,6 @@ config MYRI10GE
select FW_LOADER
select CRC32
select INET_LRO
select INTEL_IOATDMA
---help---
This driver supports Myricom Myri-10G Dual Protocol interface in
Ethernet mode. If the eeprom on your board is not recent enough,
@ -2474,6 +2477,11 @@ config MYRI10GE
To compile this driver as a module, choose M here. The module
will be called myri10ge.
config MYRI10GE_DCA
bool
default y
depends on MYRI10GE && DCA && !(MYRI10GE=y && DCA=m)
config NETXEN_NIC
tristate "NetXen Multi port (1/10) Gigabit Ethernet NIC"
depends on PCI

4
drivers/net/ixgbe/ixgbe.h
View file

@ -36,7 +36,7 @@
#include "ixgbe_type.h"
#include "ixgbe_common.h"
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
#include <linux/dca.h>
#endif
@ -136,7 +136,7 @@ struct ixgbe_ring {
* offset associated with this ring, which is different
* for DCE and RSS modes */
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
/* cpu for tx queue */
int cpu;
#endif

32
drivers/net/ixgbe/ixgbe_main.c
View file

@ -80,7 +80,7 @@ static struct pci_device_id ixgbe_pci_tbl[] = {
};
MODULE_DEVICE_TABLE(pci, ixgbe_pci_tbl);
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
static int ixgbe_notify_dca(struct notifier_block *, unsigned long event,
void *p);
static struct notifier_block dca_notifier = {
@ -296,7 +296,7 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_adapter *adapter,
return (total_packets ? true : false);
}
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
static void ixgbe_update_rx_dca(struct ixgbe_adapter *adapter,
struct ixgbe_ring *rx_ring)
{
@ -383,7 +383,7 @@ static int __ixgbe_notify_dca(struct device *dev, void *data)
return 0;
}
#endif /* CONFIG_DCA or CONFIG_DCA_MODULE */
#endif /* CONFIG_IXGBE_DCA */
/**
* ixgbe_receive_skb - Send a completed packet up the stack
* @adapter: board private structure
@ -947,7 +947,7 @@ static irqreturn_t ixgbe_msix_clean_tx(int irq, void *data)
r_idx = find_first_bit(q_vector->txr_idx, adapter->num_tx_queues);
for (i = 0; i < q_vector->txr_count; i++) {
tx_ring = &(adapter->tx_ring[r_idx]);
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED)
ixgbe_update_tx_dca(adapter, tx_ring);
#endif
@ -1022,7 +1022,7 @@ static int ixgbe_clean_rxonly(struct napi_struct *napi, int budget)
r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues);
rx_ring = &(adapter->rx_ring[r_idx]);
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED)
ixgbe_update_rx_dca(adapter, rx_ring);
#endif
@ -1066,7 +1066,7 @@ static int ixgbe_clean_rxonly_many(struct napi_struct *napi, int budget)
r_idx = find_first_bit(q_vector->rxr_idx, adapter->num_rx_queues);
for (i = 0; i < q_vector->rxr_count; i++) {
rx_ring = &(adapter->rx_ring[r_idx]);
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED)
ixgbe_update_rx_dca(adapter, rx_ring);
#endif
@ -2155,7 +2155,7 @@ void ixgbe_down(struct ixgbe_adapter *adapter)
netif_carrier_off(netdev);
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) {
adapter->flags &= ~IXGBE_FLAG_DCA_ENABLED;
dca_remove_requester(&adapter->pdev->dev);
@ -2167,7 +2167,7 @@ void ixgbe_down(struct ixgbe_adapter *adapter)
ixgbe_clean_all_tx_rings(adapter);
ixgbe_clean_all_rx_rings(adapter);
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
/* since we reset the hardware DCA settings were cleared */
if (dca_add_requester(&adapter->pdev->dev) == 0) {
adapter->flags |= IXGBE_FLAG_DCA_ENABLED;
@ -2193,7 +2193,7 @@ static int ixgbe_poll(struct napi_struct *napi, int budget)
struct ixgbe_adapter *adapter = q_vector->adapter;
int tx_cleaned, work_done = 0;
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) {
ixgbe_update_tx_dca(adapter, adapter->tx_ring);
ixgbe_update_rx_dca(adapter, adapter->rx_ring);
@ -3922,7 +3922,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
if (err)
goto err_register;
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
if (dca_add_requester(&pdev->dev) == 0) {
adapter->flags |= IXGBE_FLAG_DCA_ENABLED;
/* always use CB2 mode, difference is masked
@ -3972,7 +3972,7 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
flush_scheduled_work();
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
if (adapter->flags & IXGBE_FLAG_DCA_ENABLED) {
adapter->flags &= ~IXGBE_FLAG_DCA_ENABLED;
dca_remove_requester(&pdev->dev);
@ -4105,10 +4105,10 @@ static int __init ixgbe_init_module(void)
printk(KERN_INFO "%s: %s\n", ixgbe_driver_name, ixgbe_copyright);
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
dca_register_notify(&dca_notifier);
#endif
ret = pci_register_driver(&ixgbe_driver);
return ret;
}
@ -4123,13 +4123,13 @@ module_init(ixgbe_init_module);
**/
static void __exit ixgbe_exit_module(void)
{
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
dca_unregister_notify(&dca_notifier);
#endif
pci_unregister_driver(&ixgbe_driver);
}
#if defined(CONFIG_DCA) || defined(CONFIG_DCA_MODULE)
#ifdef CONFIG_IXGBE_DCA
static int ixgbe_notify_dca(struct notifier_block *nb, unsigned long event,
void *p)
{
@ -4140,7 +4140,7 @@ static int ixgbe_notify_dca(struct notifier_block *nb, unsigned long event,
return ret_val ? NOTIFY_BAD : NOTIFY_DONE;
}
#endif /* CONFIG_DCA or CONFIG_DCA_MODULE */
#endif /* CONFIG_IXGBE_DCA */
module_exit(ixgbe_exit_module);

26
drivers/net/myri10ge/myri10ge.c
View file

@ -188,7 +188,7 @@ struct myri10ge_slice_state {
dma_addr_t fw_stats_bus;
int watchdog_tx_done;
int watchdog_tx_req;
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
int cached_dca_tag;
int cpu;
__be32 __iomem *dca_tag;
@ -220,7 +220,7 @@ struct myri10ge_priv {
int msi_enabled;
int msix_enabled;
struct msix_entry *msix_vectors;
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
int dca_enabled;
#endif
u32 link_state;
@ -902,7 +902,7 @@ static int myri10ge_reset(struct myri10ge_priv *mgp)
struct myri10ge_slice_state *ss;
int i, status;
size_t bytes;
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
unsigned long dca_tag_off;
#endif
@ -1012,7 +1012,7 @@ static int myri10ge_reset(struct myri10ge_priv *mgp)
}
put_be32(htonl(mgp->intr_coal_delay), mgp->intr_coal_delay_ptr);
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
status = myri10ge_send_cmd(mgp, MXGEFW_CMD_GET_DCA_OFFSET, &cmd, 0);
dca_tag_off = cmd.data0;
for (i = 0; i < mgp->num_slices; i++) {
@ -1051,7 +1051,7 @@ static int myri10ge_reset(struct myri10ge_priv *mgp)
return status;
}
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
static void
myri10ge_write_dca(struct myri10ge_slice_state *ss, int cpu, int tag)
{
@ -1505,7 +1505,7 @@ static int myri10ge_poll(struct napi_struct *napi, int budget)
struct net_device *netdev = ss->mgp->dev;
int work_done;
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
if (ss->mgp->dca_enabled)
myri10ge_update_dca(ss);
#endif
@ -1736,7 +1736,7 @@ static const char myri10ge_gstrings_main_stats[][ETH_GSTRING_LEN] = {
"tx_boundary", "WC", "irq", "MSI", "MSIX",
"read_dma_bw_MBs", "write_dma_bw_MBs", "read_write_dma_bw_MBs",
"serial_number", "watchdog_resets",
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
"dca_capable_firmware", "dca_device_present",
#endif
"link_changes", "link_up", "dropped_link_overflow",
@ -1815,7 +1815,7 @@ myri10ge_get_ethtool_stats(struct net_device *netdev,
data[i++] = (unsigned int)mgp->read_write_dma;
data[i++] = (unsigned int)mgp->serial_number;
data[i++] = (unsigned int)mgp->watchdog_resets;
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
data[i++] = (unsigned int)(mgp->ss[0].dca_tag != NULL);
data[i++] = (unsigned int)(mgp->dca_enabled);
#endif
@ -3844,7 +3844,7 @@ static int myri10ge_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
dev_err(&pdev->dev, "failed reset\n");
goto abort_with_slices;
}
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
myri10ge_setup_dca(mgp);
#endif
pci_set_drvdata(pdev, mgp);
@ -3948,7 +3948,7 @@ static void myri10ge_remove(struct pci_dev *pdev)
netdev = mgp->dev;
unregister_netdev(netdev);
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
myri10ge_teardown_dca(mgp);
#endif
myri10ge_dummy_rdma(mgp, 0);
@ -3993,7 +3993,7 @@ static struct pci_driver myri10ge_driver = {
#endif
};
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
static int
myri10ge_notify_dca(struct notifier_block *nb, unsigned long event, void *p)
{
@ -4024,7 +4024,7 @@ static __init int myri10ge_init_module(void)
myri10ge_driver.name, myri10ge_rss_hash);
myri10ge_rss_hash = MXGEFW_RSS_HASH_TYPE_SRC_PORT;
}
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
dca_register_notify(&myri10ge_dca_notifier);
#endif
if (myri10ge_max_slices > MYRI10GE_MAX_SLICES)
@ -4037,7 +4037,7 @@ module_init(myri10ge_init_module);
static __exit void myri10ge_cleanup_module(void)
{
#if (defined CONFIG_DCA) || (defined CONFIG_DCA_MODULE)
#ifdef CONFIG_MYRI10GE_DCA
dca_unregister_notify(&myri10ge_dca_notifier);
#endif
pci_unregister_driver(&myri10ge_driver);

2
drivers/net/pcmcia/Kconfig
View file

@ -111,7 +111,7 @@ config ARCNET_COM20020_CS
config PCMCIA_IBMTR
tristate "IBM PCMCIA tokenring adapter support"
depends on IBMTR!=y && TR && !64BIT
depends on IBMTR!=y && TR
help
Say Y here if you intend to attach this type of Token Ring PCMCIA
card to your computer. You then also need to say Y to "Token Ring

31
drivers/net/wan/lmc/lmc_main.c
View file

@ -122,7 +122,6 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
* Most functions mess with the structure
* Disable interrupts while we do the polling
*/
spin_lock_irqsave(&sc->lmc_lock, flags);
switch (cmd) {
/*
@ -152,6 +151,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
break;
}
spin_lock_irqsave(&sc->lmc_lock, flags);
sc->lmc_media->set_status (sc, &ctl);
if(ctl.crc_length != sc->ictl.crc_length) {
@ -161,6 +161,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
else
sc->TxDescriptControlInit &= ~LMC_TDES_ADD_CRC_DISABLE;
}
spin_unlock_irqrestore(&sc->lmc_lock, flags);
ret = 0;
break;
@ -187,15 +188,18 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
break; /* no change */
}
spin_lock_irqsave(&sc->lmc_lock, flags);
lmc_proto_close(sc);
sc->if_type = new_type;
lmc_proto_attach(sc);
ret = lmc_proto_open(sc);
spin_unlock_irqrestore(&sc->lmc_lock, flags);
break;
}
case LMCIOCGETXINFO: /*fold01*/
spin_lock_irqsave(&sc->lmc_lock, flags);
sc->lmc_xinfo.Magic0 = 0xBEEFCAFE;
sc->lmc_xinfo.PciCardType = sc->lmc_cardtype;
@ -208,6 +212,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
sc->lmc_xinfo.MaxFrameSize = LMC_PKT_BUF_SZ;
sc->lmc_xinfo.link_status = sc->lmc_media->get_link_status (sc);
sc->lmc_xinfo.mii_reg16 = lmc_mii_readreg (sc, 0, 16);
spin_unlock_irqrestore(&sc->lmc_lock, flags);
sc->lmc_xinfo.Magic1 = 0xDEADBEEF;
@ -220,6 +225,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
break;
case LMCIOCGETLMCSTATS:
spin_lock_irqsave(&sc->lmc_lock, flags);
if (sc->lmc_cardtype == LMC_CARDTYPE_T1) {
lmc_mii_writereg(sc, 0, 17, T1FRAMER_FERR_LSB);
sc->extra_stats.framingBitErrorCount +=
@ -243,6 +249,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
sc->extra_stats.severelyErroredFrameCount +=
regVal & T1FRAMER_SEF_MASK;
}
spin_unlock_irqrestore(&sc->lmc_lock, flags);
if (copy_to_user(ifr->ifr_data, &sc->lmc_device->stats,
sizeof(sc->lmc_device->stats)) ||
copy_to_user(ifr->ifr_data + sizeof(sc->lmc_device->stats),
@ -258,12 +265,14 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
break;
}
spin_lock_irqsave(&sc->lmc_lock, flags);
memset(&sc->lmc_device->stats, 0, sizeof(sc->lmc_device->stats));
memset(&sc->extra_stats, 0, sizeof(sc->extra_stats));
sc->extra_stats.check = STATCHECK;
sc->extra_stats.version_size = (DRIVER_VERSION << 16) +
sizeof(sc->lmc_device->stats) + sizeof(sc->extra_stats);
sc->extra_stats.lmc_cardtype = sc->lmc_cardtype;
spin_unlock_irqrestore(&sc->lmc_lock, flags);
ret = 0;
break;
@ -282,8 +291,10 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
ret = -EFAULT;
break;
}
spin_lock_irqsave(&sc->lmc_lock, flags);
sc->lmc_media->set_circuit_type(sc, ctl.circuit_type);
sc->ictl.circuit_type = ctl.circuit_type;
spin_unlock_irqrestore(&sc->lmc_lock, flags);
ret = 0;
break;
@ -294,12 +305,14 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
break;
}
spin_lock_irqsave(&sc->lmc_lock, flags);
/* Reset driver and bring back to current state */
printk (" REG16 before reset +%04x\n", lmc_mii_readreg (sc, 0, 16));
lmc_running_reset (dev);
printk (" REG16 after reset +%04x\n", lmc_mii_readreg (sc, 0, 16));
LMC_EVENT_LOG(LMC_EVENT_FORCEDRESET, LMC_CSR_READ (sc, csr_status), lmc_mii_readreg (sc, 0, 16));
spin_unlock_irqrestore(&sc->lmc_lock, flags);
ret = 0;
break;
@ -338,14 +351,15 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
*/
netif_stop_queue(dev);
if (copy_from_user(&xc, ifr->ifr_data, sizeof(struct lmc_xilinx_control))) {
if (copy_from_user(&xc, ifr->ifr_data, sizeof(struct lmc_xilinx_control))) {
ret = -EFAULT;
break;
}
}
switch(xc.command){
case lmc_xilinx_reset: /*fold02*/
{
u16 mii;
spin_lock_irqsave(&sc->lmc_lock, flags);
mii = lmc_mii_readreg (sc, 0, 16);
/*
@ -404,6 +418,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
lmc_led_off(sc, LMC_DS3_LED2);
}
}
spin_unlock_irqrestore(&sc->lmc_lock, flags);
@ -416,6 +431,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
{
u16 mii;
int timeout = 500000;
spin_lock_irqsave(&sc->lmc_lock, flags);
mii = lmc_mii_readreg (sc, 0, 16);
/*
@ -451,13 +467,14 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
*/
while( (LMC_CSR_READ(sc, csr_gp) & LMC_GEP_INIT) == 0 &&
(timeout-- > 0))
;
cpu_relax();
/*
* stop driving Xilinx-related signals
*/
lmc_gpio_mkinput(sc, 0xff);
spin_unlock_irqrestore(&sc->lmc_lock, flags);
ret = 0x0;
@ -493,6 +510,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
printk("%s: Starting load of data Len: %d at 0x%p == 0x%p\n", dev->name, xc.len, xc.data, data);
spin_lock_irqsave(&sc->lmc_lock, flags);
lmc_gpio_mkinput(sc, 0xff);
/*
@ -545,7 +563,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
*/
while( (LMC_CSR_READ(sc, csr_gp) & LMC_GEP_INIT) == 0 &&
(timeout-- > 0))
;
cpu_relax();
printk(KERN_DEBUG "%s: Waited %d for the Xilinx to clear it's memory\n", dev->name, 500000-timeout);
@ -588,6 +606,7 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
sc->lmc_miireg16 &= ~LMC_MII16_FIFO_RESET;
lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16);
spin_unlock_irqrestore(&sc->lmc_lock, flags);
kfree(data);
@ -611,8 +630,6 @@ int lmc_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) /*fold00*/
break;
}
spin_unlock_irqrestore(&sc->lmc_lock, flags); /*fold01*/
lmc_trace(dev, "lmc_ioctl out");
return ret;

5
drivers/net/xen-netfront.c
View file

@ -239,11 +239,14 @@ static void xennet_alloc_rx_buffers(struct net_device *dev)
*/
batch_target = np->rx_target - (req_prod - np->rx.rsp_cons);
for (i = skb_queue_len(&np->rx_batch); i < batch_target; i++) {
skb = __netdev_alloc_skb(dev, RX_COPY_THRESHOLD,
skb = __netdev_alloc_skb(dev, RX_COPY_THRESHOLD + NET_IP_ALIGN,
GFP_ATOMIC | __GFP_NOWARN);
if (unlikely(!skb))
goto no_skb;
/* Align ip header to a 16 bytes boundary */
skb_reserve(skb, NET_IP_ALIGN);
page = alloc_page(GFP_ATOMIC | __GFP_NOWARN);
if (!page) {
kfree_skb(skb);

8
net/bluetooth/af_bluetooth.c
View file

@ -37,10 +37,7 @@
#include <linux/poll.h>
#include <net/sock.h>
#include <asm/ioctls.h>
#if defined(CONFIG_KMOD)
#include <linux/kmod.h>
#endif
#include <net/bluetooth/bluetooth.h>
@ -145,11 +142,8 @@ static int bt_sock_create(struct net *net, struct socket *sock, int proto)
if (proto < 0 || proto >= BT_MAX_PROTO)
return -EINVAL;
#if defined(CONFIG_KMOD)
if (!bt_proto[proto]) {
if (!bt_proto[proto])
request_module("bt-proto-%d", proto);
}
#endif
err = -EPROTONOSUPPORT;

15
net/bridge/netfilter/ebtables.c
View file

@ -305,23 +305,14 @@ find_inlist_lock_noload(struct list_head *head, const char *name, int *error,
return NULL;
}
#ifndef CONFIG_KMOD
#define find_inlist_lock(h,n,p,e,m) find_inlist_lock_noload((h),(n),(e),(m))
#else
static void *
find_inlist_lock(struct list_head *head, const char *name, const char *prefix,
int *error, struct mutex *mutex)
{
void *ret;
ret = find_inlist_lock_noload(head, name, error, mutex);
if (!ret) {
request_module("%s%s", prefix, name);
ret = find_inlist_lock_noload(head, name, error, mutex);
}
return ret;
return try_then_request_module(
find_inlist_lock_noload(head, name, error, mutex),
"%s%s", prefix, name);
}
#endif
static inline struct ebt_table *
find_table_lock(const char *name, int *error, struct mutex *mutex)

4
net/can/af_can.c
View file

@ -128,8 +128,8 @@ static int can_create(struct net *net, struct socket *sock, int protocol)
if (net != &init_net)
return -EAFNOSUPPORT;
#ifdef CONFIG_KMOD
/* try to load protocol module, when CONFIG_KMOD is defined */
#ifdef CONFIG_MODULES
/* try to load protocol module kernel is modular */
if (!proto_tab[protocol]) {
err = request_module("can-proto-%d", protocol);

2
net/core/dev.c
View file

@ -4956,8 +4956,6 @@ EXPORT_SYMBOL(br_fdb_get_hook);
EXPORT_SYMBOL(br_fdb_put_hook);
#endif
#ifdef CONFIG_KMOD
EXPORT_SYMBOL(dev_load);
#endif
EXPORT_PER_CPU_SYMBOL(softnet_data);

4
net/core/rtnetlink.c
View file

@ -1040,7 +1040,7 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
struct nlattr *linkinfo[IFLA_INFO_MAX+1];
int err;
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
replay:
#endif
err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy);
@ -1129,7 +1129,7 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
return -EOPNOTSUPP;
if (!ops) {
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
if (kind[0]) {
__rtnl_unlock();
request_module("rtnl-link-%s", kind);

2
net/dccp/ccid.c
View file

@ -154,7 +154,7 @@ struct ccid *ccid_new(unsigned char id, struct sock *sk, int rx, gfp_t gfp)
struct ccid *ccid = NULL;
ccids_read_lock();
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
if (ccids[id] == NULL) {
/* We only try to load if in process context */
ccids_read_unlock();

2
net/decnet/dn_dev.c
View file

@ -490,9 +490,7 @@ int dn_dev_ioctl(unsigned int cmd, void __user *arg)
return -EFAULT;
ifr->ifr_name[IFNAMSIZ-1] = 0;
#ifdef CONFIG_KMOD
dev_load(&init_net, ifr->ifr_name);
#endif
switch(cmd) {
case SIOCGIFADDR:

2
net/ipv4/devinet.c
View file

@ -613,9 +613,7 @@ int devinet_ioctl(struct net *net, unsigned int cmd, void __user *arg)
if (colon)
*colon = 0;
#ifdef CONFIG_KMOD
dev_load(net, ifr.ifr_name);
#endif
switch (cmd) {
case SIOCGIFADDR: /* Get interface address */

2
net/ipv4/inet_diag.c
View file

@ -53,11 +53,9 @@ static DEFINE_MUTEX(inet_diag_table_mutex);
static const struct inet_diag_handler *inet_diag_lock_handler(int type)
{
#ifdef CONFIG_KMOD
if (!inet_diag_table[type])
request_module("net-pf-%d-proto-%d-type-%d", PF_NETLINK,
NETLINK_INET_DIAG, type);
#endif
mutex_lock(&inet_diag_table_mutex);
if (!inet_diag_table[type])

7
net/ipv4/route.c
View file

@ -1109,7 +1109,12 @@ static int rt_intern_hash(unsigned hash, struct rtable *rt, struct rtable **rp)
printk("\n");
}
#endif
rt_hash_table[hash].chain = rt;
/*
* Since lookup is lockfree, we must make sure
* previous writes to rt are comitted to memory
* before making rt visible to other CPUS.
*/
rcu_assign_pointer(rt_hash_table[hash].chain, rt);
spin_unlock_bh(rt_hash_lock_addr(hash));
*rp = rt;
return 0;

4
net/ipv4/tcp_cong.c
View file

@ -115,7 +115,7 @@ int tcp_set_default_congestion_control(const char *name)
spin_lock(&tcp_cong_list_lock);
ca = tcp_ca_find(name);
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
if (!ca && capable(CAP_SYS_MODULE)) {
spin_unlock(&tcp_cong_list_lock);
@ -244,7 +244,7 @@ int tcp_set_congestion_control(struct sock *sk, const char *name)
if (ca == icsk->icsk_ca_ops)
goto out;
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
/* not found attempt to autoload module */
if (!ca && capable(CAP_SYS_MODULE)) {
rcu_read_unlock();

2
net/netfilter/nf_conntrack_netlink.c
View file

@ -822,7 +822,7 @@ ctnetlink_parse_nat_setup(struct nf_conn *ct,
parse_nat_setup = rcu_dereference(nfnetlink_parse_nat_setup_hook);
if (!parse_nat_setup) {
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
rcu_read_unlock();
nfnl_unlock();
if (request_module("nf-nat-ipv4") < 0) {

2
net/netfilter/nfnetlink.c
View file

@ -137,7 +137,7 @@ static int nfnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
replay:
ss = nfnetlink_get_subsys(type);
if (!ss) {
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
nfnl_unlock();
request_module("nfnetlink-subsys-%d", NFNL_SUBSYS_ID(type));
nfnl_lock();

2
net/netlink/af_netlink.c
View file

@ -435,7 +435,7 @@ static int netlink_create(struct net *net, struct socket *sock, int protocol)
return -EPROTONOSUPPORT;
netlink_lock_table();
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
if (!nl_table[protocol].registered) {
netlink_unlock_table();
request_module("net-pf-%d-proto-%d", PF_NETLINK, protocol);

3
net/phonet/af_phonet.c
View file

@ -67,11 +67,10 @@ static int pn_socket_create(struct net *net, struct socket *sock, int protocol)
}
pnp = phonet_proto_get(protocol);
#ifdef CONFIG_KMOD
if (pnp == NULL &&
request_module("net-pf-%d-proto-%d", PF_PHONET, protocol) == 0)
pnp = phonet_proto_get(protocol);
#endif
if (pnp == NULL)
return -EPROTONOSUPPORT;
if (sock->type != pnp->sock_type) {

2
net/sched/act_api.c
View file

@ -494,7 +494,7 @@ struct tc_action *tcf_action_init_1(struct nlattr *nla, struct nlattr *est,
a_o = tc_lookup_action_n(act_name);
if (a_o == NULL) {
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
rtnl_unlock();
request_module("act_%s", act_name);
rtnl_lock();

2
net/sched/cls_api.c
View file

@ -227,7 +227,7 @@ static int tc_ctl_tfilter(struct sk_buff *skb, struct nlmsghdr *n, void *arg)
err = -ENOENT;
tp_ops = tcf_proto_lookup_ops(tca[TCA_KIND]);
if (tp_ops == NULL) {
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
struct nlattr *kind = tca[TCA_KIND];
char name[IFNAMSIZ];

2
net/sched/ematch.c
View file

@ -224,7 +224,7 @@ static int tcf_em_validate(struct tcf_proto *tp,
if (em->ops == NULL) {
err = -ENOENT;
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
__rtnl_unlock();
request_module("ematch-kind-%u", em_hdr->kind);
rtnl_lock();

2
net/sched/sch_api.c
View file

@ -764,7 +764,7 @@ qdisc_create(struct net_device *dev, struct netdev_queue *dev_queue,
struct qdisc_size_table *stab;
ops = qdisc_lookup_ops(kind);
#ifdef CONFIG_KMOD
#ifdef CONFIG_MODULES
if (ops == NULL && kind != NULL) {
char name[IFNAMSIZ];
if (nla_strlcpy(name, kind, IFNAMSIZ) < IFNAMSIZ) {

2
net/socket.c
View file

@ -1142,7 +1142,7 @@ static int __sock_create(struct net *net, int family, int type, int protocol,
sock->type = type;
#if defined(CONFIG_KMOD)
#ifdef CONFIG_MODULES
/* Attempt to load a protocol module if the find failed.
*
* 12/09/1996 Marcin: But! this makes REALLY only sense, if the user

2
net/sunrpc/auth.c
View file

@ -83,10 +83,8 @@ rpcauth_create(rpc_authflavor_t pseudoflavor, struct rpc_clnt *clnt)
if (flavor >= RPC_AUTH_MAXFLAVOR)
goto out;
#ifdef CONFIG_KMOD
if ((ops = auth_flavors[flavor]) == NULL)
request_module("rpc-auth-%u", flavor);
#endif
spin_lock(&rpc_authflavor_lock);
ops = auth_flavors[flavor];
if (ops == NULL || !try_module_get(ops->owner)) {