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linux-2.6
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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

This commit is contained in:
David S. Miller 2011-01-27 14:59:08 -08:00
parent 144001bddc 8f2771f2b8
commit 1397e171f1
9 changed files with 110 additions and 32 deletions
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17
drivers/net/bnx2.c
View File

@ -7966,11 +7966,8 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
/* AER (Advanced Error Reporting) hooks */
err = pci_enable_pcie_error_reporting(pdev);
if (err) {
dev_err(&pdev->dev, "pci_enable_pcie_error_reporting "
"failed 0x%x\n", err);
/* non-fatal, continue */
}
if (!err)
bp->flags |= BNX2_FLAG_AER_ENABLED;
} else {
bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
@ -8233,8 +8230,10 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
return 0;
err_out_unmap:
if (bp->flags & BNX2_FLAG_PCIE)
if (bp->flags & BNX2_FLAG_AER_ENABLED) {
pci_disable_pcie_error_reporting(pdev);
bp->flags &= ~BNX2_FLAG_AER_ENABLED;
}
if (bp->regview) {
iounmap(bp->regview);
@ -8422,8 +8421,10 @@ bnx2_remove_one(struct pci_dev *pdev)
kfree(bp->temp_stats_blk);
if (bp->flags & BNX2_FLAG_PCIE)
if (bp->flags & BNX2_FLAG_AER_ENABLED) {
pci_disable_pcie_error_reporting(pdev);
bp->flags &= ~BNX2_FLAG_AER_ENABLED;
}
free_netdev(dev);
@ -8539,7 +8540,7 @@ static pci_ers_result_t bnx2_io_slot_reset(struct pci_dev *pdev)
}
rtnl_unlock();
if (!(bp->flags & BNX2_FLAG_PCIE))
if (!(bp->flags & BNX2_FLAG_AER_ENABLED))
return result;
err = pci_cleanup_aer_uncorrect_error_status(pdev);

1
drivers/net/bnx2.h
View File

@ -6741,6 +6741,7 @@ struct bnx2 {
#define BNX2_FLAG_JUMBO_BROKEN 0x00000800
#define BNX2_FLAG_CAN_KEEP_VLAN 0x00001000
#define BNX2_FLAG_BROKEN_STATS 0x00002000
#define BNX2_FLAG_AER_ENABLED 0x00004000
struct bnx2_napi bnx2_napi[BNX2_MAX_MSIX_VEC];

12
drivers/net/cnic.c
View File

@ -699,13 +699,13 @@ static void cnic_free_dma(struct cnic_dev *dev, struct cnic_dma *dma)
static void cnic_setup_page_tbl(struct cnic_dev *dev, struct cnic_dma *dma)
{
int i;
u32 *page_table = dma->pgtbl;
__le32 *page_table = (__le32 *) dma->pgtbl;
for (i = 0; i < dma->num_pages; i++) {
/* Each entry needs to be in big endian format. */
*page_table = (u32) ((u64) dma->pg_map_arr[i] >> 32);
*page_table = cpu_to_le32((u64) dma->pg_map_arr[i] >> 32);
page_table++;
*page_table = (u32) dma->pg_map_arr[i];
*page_table = cpu_to_le32(dma->pg_map_arr[i] & 0xffffffff);
page_table++;
}
}
@ -713,13 +713,13 @@ static void cnic_setup_page_tbl(struct cnic_dev *dev, struct cnic_dma *dma)
static void cnic_setup_page_tbl_le(struct cnic_dev *dev, struct cnic_dma *dma)
{
int i;
u32 *page_table = dma->pgtbl;
__le32 *page_table = (__le32 *) dma->pgtbl;
for (i = 0; i < dma->num_pages; i++) {
/* Each entry needs to be in little endian format. */
*page_table = dma->pg_map_arr[i] & 0xffffffff;
*page_table = cpu_to_le32(dma->pg_map_arr[i] & 0xffffffff);
page_table++;
*page_table = (u32) ((u64) dma->pg_map_arr[i] >> 32);
*page_table = cpu_to_le32((u64) dma->pg_map_arr[i] >> 32);
page_table++;
}
}

4
drivers/net/dl2k.c
View File

@ -1753,8 +1753,6 @@ rio_close (struct net_device *dev)
/* Free all the skbuffs in the queue. */
for (i = 0; i < RX_RING_SIZE; i++) {
np->rx_ring[i].status = 0;
np->rx_ring[i].fraginfo = 0;
skb = np->rx_skbuff[i];
if (skb) {
pci_unmap_single(np->pdev,
@ -1763,6 +1761,8 @@ rio_close (struct net_device *dev)
dev_kfree_skb (skb);
np->rx_skbuff[i] = NULL;
}
np->rx_ring[i].status = 0;
np->rx_ring[i].fraginfo = 0;
}
for (i = 0; i < TX_RING_SIZE; i++) {
skb = np->tx_skbuff[i];

96
drivers/net/xen-netfront.c
View File

@ -120,6 +120,9 @@ struct netfront_info {
unsigned long rx_pfn_array[NET_RX_RING_SIZE];
struct multicall_entry rx_mcl[NET_RX_RING_SIZE+1];
struct mmu_update rx_mmu[NET_RX_RING_SIZE];
/* Statistics */
int rx_gso_checksum_fixup;
};
struct netfront_rx_info {
@ -770,11 +773,29 @@ static RING_IDX xennet_fill_frags(struct netfront_info *np,
return cons;
}
static int skb_checksum_setup(struct sk_buff *skb)
static int checksum_setup(struct net_device *dev, struct sk_buff *skb)
{
struct iphdr *iph;
unsigned char *th;
int err = -EPROTO;
int recalculate_partial_csum = 0;
/*
* A GSO SKB must be CHECKSUM_PARTIAL. However some buggy
* peers can fail to set NETRXF_csum_blank when sending a GSO
* frame. In this case force the SKB to CHECKSUM_PARTIAL and
* recalculate the partial checksum.
*/
if (skb->ip_summed != CHECKSUM_PARTIAL && skb_is_gso(skb)) {
struct netfront_info *np = netdev_priv(dev);
np->rx_gso_checksum_fixup++;
skb->ip_summed = CHECKSUM_PARTIAL;
recalculate_partial_csum = 1;
}
/* A non-CHECKSUM_PARTIAL SKB does not require setup. */
if (skb->ip_summed != CHECKSUM_PARTIAL)
return 0;
if (skb->protocol != htons(ETH_P_IP))
goto out;
@ -788,9 +809,23 @@ static int skb_checksum_setup(struct sk_buff *skb)
switch (iph->protocol) {
case IPPROTO_TCP:
skb->csum_offset = offsetof(struct tcphdr, check);
if (recalculate_partial_csum) {
struct tcphdr *tcph = (struct tcphdr *)th;
tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
skb->len - iph->ihl*4,
IPPROTO_TCP, 0);
}
break;
case IPPROTO_UDP:
skb->csum_offset = offsetof(struct udphdr, check);
if (recalculate_partial_csum) {
struct udphdr *udph = (struct udphdr *)th;
udph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr,
skb->len - iph->ihl*4,
IPPROTO_UDP, 0);
}
break;
default:
if (net_ratelimit())
@ -829,13 +864,11 @@ static int handle_incoming_queue(struct net_device *dev,
/* Ethernet work: Delayed to here as it peeks the header. */
skb->protocol = eth_type_trans(skb, dev);
if (skb->ip_summed == CHECKSUM_PARTIAL) {
if (skb_checksum_setup(skb)) {
kfree_skb(skb);
packets_dropped++;
dev->stats.rx_errors++;
continue;
}
if (checksum_setup(dev, skb)) {
kfree_skb(skb);
packets_dropped++;
dev->stats.rx_errors++;
continue;
}
dev->stats.rx_packets++;
@ -1632,12 +1665,59 @@ static void netback_changed(struct xenbus_device *dev,
}
}
static const struct xennet_stat {
char name[ETH_GSTRING_LEN];
u16 offset;
} xennet_stats[] = {
{
"rx_gso_checksum_fixup",
offsetof(struct netfront_info, rx_gso_checksum_fixup)
},
};
static int xennet_get_sset_count(struct net_device *dev, int string_set)
{
switch (string_set) {
case ETH_SS_STATS:
return ARRAY_SIZE(xennet_stats);
default:
return -EINVAL;
}
}
static void xennet_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 * data)
{
void *np = netdev_priv(dev);
int i;
for (i = 0; i < ARRAY_SIZE(xennet_stats); i++)
data[i] = *(int *)(np + xennet_stats[i].offset);
}
static void xennet_get_strings(struct net_device *dev, u32 stringset, u8 * data)
{
int i;
switch (stringset) {
case ETH_SS_STATS:
for (i = 0; i < ARRAY_SIZE(xennet_stats); i++)
memcpy(data + i * ETH_GSTRING_LEN,
xennet_stats[i].name, ETH_GSTRING_LEN);
break;
}
}
static const struct ethtool_ops xennet_ethtool_ops =
{
.set_tx_csum = ethtool_op_set_tx_csum,
.set_sg = xennet_set_sg,
.set_tso = xennet_set_tso,
.get_link = ethtool_op_get_link,
.get_sset_count = xennet_get_sset_count,
.get_ethtool_stats = xennet_get_ethtool_stats,
.get_strings = xennet_get_strings,
};
#ifdef CONFIG_SYSFS

3
net/core/rtnetlink.c
View File

@ -1122,8 +1122,7 @@ static int validate_linkmsg(struct net_device *dev, struct nlattr *tb[])
return -EOPNOTSUPP;
if (af_ops->validate_link_af) {
err = af_ops->validate_link_af(dev,
tb[IFLA_AF_SPEC]);
err = af_ops->validate_link_af(dev, af);
if (err < 0)
return err;
}

1
net/core/skbuff.c
View File

@ -210,6 +210,7 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask,
shinfo = skb_shinfo(skb);
memset(shinfo, 0, offsetof(struct skb_shared_info, dataref));
atomic_set(&shinfo->dataref, 1);
kmemcheck_annotate_variable(shinfo->destructor_arg);
if (fclone) {
struct sk_buff *child = skb + 1;

4
net/econet/af_econet.c
View File

@ -265,13 +265,13 @@ static void ec_tx_done(struct sk_buff *skb, int result)
static int econet_sendmsg(struct kiocb *iocb, struct socket *sock,
struct msghdr *msg, size_t len)
{
struct sock *sk = sock->sk;
struct sockaddr_ec *saddr=(struct sockaddr_ec *)msg->msg_name;
struct net_device *dev;
struct ec_addr addr;
int err;
unsigned char port, cb;
#if defined(CONFIG_ECONET_AUNUDP) || defined(CONFIG_ECONET_NATIVE)
struct sock *sk = sock->sk;
struct sk_buff *skb;
struct ec_cb *eb;
#endif
@ -488,10 +488,10 @@ static int econet_sendmsg(struct kiocb *iocb, struct socket *sock,
error_free_buf:
vfree(userbuf);
error:
#else
err = -EPROTOTYPE;
#endif
error:
mutex_unlock(&econet_mutex);
return err;

4
net/ipv6/route.c
View File

@ -200,7 +200,6 @@ static void ip6_dst_destroy(struct dst_entry *dst)
}
dst_destroy_metrics_generic(dst);
if (peer) {
BUG_ON(!(rt->rt6i_flags & RTF_CACHE));
rt->rt6i_peer = NULL;
inet_putpeer(peer);
}
@ -210,9 +209,6 @@ void rt6_bind_peer(struct rt6_info *rt, int create)
{
struct inet_peer *peer;
if (WARN_ON(!(rt->rt6i_flags & RTF_CACHE)))
return;
peer = inet_getpeer_v6(&rt->rt6i_dst.addr, create);
if (peer && cmpxchg(&rt->rt6i_peer, NULL, peer) != NULL)
inet_putpeer(peer);