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RDMA/nes: Fix bonding on iw_nes 

Enable configuring bonds on nes devices by adding missing support for
master net_device to the driver.

Signed-off-by: Maciej Sosnowski <maciej.sosnowski@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Maciej Sosnowski 2010-11-24 17:29:30 +00:00 committed by Roland Dreier
parent 4162cf6497
commit 2a4c97ead4
2 changed files with 26 additions and 6 deletions
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24
drivers/infiniband/hw/nes/nes.c
View File

@ -144,6 +144,7 @@ static int nes_inetaddr_event(struct notifier_block *notifier,
struct nes_device *nesdev;
struct net_device *netdev;
struct nes_vnic *nesvnic;
unsigned int is_bonded;
nes_debug(NES_DBG_NETDEV, "nes_inetaddr_event: ip address %pI4, netmask %pI4.\n",
&ifa->ifa_address, &ifa->ifa_mask);
@ -152,7 +153,8 @@ static int nes_inetaddr_event(struct notifier_block *notifier,
nesdev, nesdev->netdev[0]->name);
netdev = nesdev->netdev[0];
nesvnic = netdev_priv(netdev);
if (netdev == event_netdev) {
is_bonded = (netdev->master == event_netdev);
if ((netdev == event_netdev) || is_bonded) {
if (nesvnic->rdma_enabled == 0) {
nes_debug(NES_DBG_NETDEV, "Returning without processing event for %s since"
" RDMA is not enabled.\n",
@ -169,7 +171,10 @@ static int nes_inetaddr_event(struct notifier_block *notifier,
nes_manage_arp_cache(netdev, netdev->dev_addr,
ntohl(nesvnic->local_ipaddr), NES_ARP_DELETE);
nesvnic->local_ipaddr = 0;
return NOTIFY_OK;
if (is_bonded)
continue;
else
return NOTIFY_OK;
break;
case NETDEV_UP:
nes_debug(NES_DBG_NETDEV, "event:UP\n");
@ -178,15 +183,24 @@ static int nes_inetaddr_event(struct notifier_block *notifier,
nes_debug(NES_DBG_NETDEV, "Interface already has local_ipaddr\n");
return NOTIFY_OK;
}
/* fall through */
case NETDEV_CHANGEADDR:
/* Add the address to the IP table */
nesvnic->local_ipaddr = ifa->ifa_address;
if (netdev->master)
nesvnic->local_ipaddr =
((struct in_device *)netdev->master->ip_ptr)->ifa_list->ifa_address;
else
nesvnic->local_ipaddr = ifa->ifa_address;
nes_write_indexed(nesdev,
NES_IDX_DST_IP_ADDR+(0x10*PCI_FUNC(nesdev->pcidev->devfn)),
ntohl(ifa->ifa_address));
ntohl(nesvnic->local_ipaddr));
nes_manage_arp_cache(netdev, netdev->dev_addr,
ntohl(nesvnic->local_ipaddr), NES_ARP_ADD);
return NOTIFY_OK;
if (is_bonded)
continue;
else
return NOTIFY_OK;
break;
default:
break;

8
drivers/infiniband/hw/nes/nes_cm.c
View File

@ -1107,6 +1107,7 @@ static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip, int arpi
struct flowi fl;
struct neighbour *neigh;
int rc = arpindex;
struct net_device *netdev;
struct nes_adapter *nesadapter = nesvnic->nesdev->nesadapter;
memset(&fl, 0, sizeof fl);
@ -1117,7 +1118,12 @@ static int nes_addr_resolve_neigh(struct nes_vnic *nesvnic, u32 dst_ip, int arpi
return rc;
}
neigh = neigh_lookup(&arp_tbl, &rt->rt_gateway, nesvnic->netdev);
if (nesvnic->netdev->master)
netdev = nesvnic->netdev->master;
else
netdev = nesvnic->netdev;
neigh = neigh_lookup(&arp_tbl, &rt->rt_gateway, netdev);
if (neigh) {
if (neigh->nud_state & NUD_VALID) {
nes_debug(NES_DBG_CM, "Neighbor MAC address for 0x%08X"