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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  RDMA/nes: Fix possible array overrun
  RDMA/nes: Fix VLAN support
  RDMA/nes: Fix MAC interrupt erroneously masked on ifdown
  IB: Fix return value in ib_device_register_sysfs()
This commit is contained in:
Linus Torvalds 2008-02-18 15:52:40 -08:00
commit f702c58156
3 changed files with 48 additions and 20 deletions
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4
drivers/infiniband/core/sysfs.c
View file

@ -686,8 +686,10 @@ int ib_device_register_sysfs(struct ib_device *device)
device->ports_parent = kobject_create_and_add("ports",
kobject_get(&class_dev->kobj));
if (!device->ports_parent)
if (!device->ports_parent) {
ret = -ENOMEM;
goto err_put;
}
if (device->node_type == RDMA_NODE_IB_SWITCH) {
ret = add_port(device, 0);

60
drivers/infiniband/hw/nes/nes_nic.c
View file

@ -148,14 +148,15 @@ static int nes_netdev_open(struct net_device *netdev)
struct nes_device *nesdev = nesvnic->nesdev;
int ret;
int i;
struct nes_vnic *first_nesvnic;
struct nes_vnic *first_nesvnic = NULL;
u32 nic_active_bit;
u32 nic_active;
struct list_head *list_pos, *list_temp;
assert(nesdev != NULL);
first_nesvnic = list_entry(nesdev->nesadapter->nesvnic_list[nesdev->mac_index].next,
struct nes_vnic, list);
if (nesvnic->netdev_open == 1)
return 0;
if (netif_msg_ifup(nesvnic))
printk(KERN_INFO PFX "%s: enabling interface\n", netdev->name);
@ -225,7 +226,18 @@ static int nes_netdev_open(struct net_device *netdev)
nes_write32(nesdev->regs+NES_CQE_ALLOC, NES_CQE_ALLOC_NOTIFY_NEXT |
nesvnic->nic_cq.cq_number);
nes_read32(nesdev->regs+NES_CQE_ALLOC);
list_for_each_safe(list_pos, list_temp, &nesdev->nesadapter->nesvnic_list[nesdev->mac_index]) {
first_nesvnic = container_of(list_pos, struct nes_vnic, list);
if (first_nesvnic->netdev_open == 1)
break;
}
if (first_nesvnic->netdev_open == 0) {
nes_debug(NES_DBG_INIT, "Setting up MAC interrupt mask.\n");
nes_write_indexed(nesdev, NES_IDX_MAC_INT_MASK + (0x200 * nesdev->mac_index),
~(NES_MAC_INT_LINK_STAT_CHG | NES_MAC_INT_XGMII_EXT |
NES_MAC_INT_TX_UNDERFLOW | NES_MAC_INT_TX_ERROR));
first_nesvnic = nesvnic;
}
if (first_nesvnic->linkup) {
/* Enable network packets */
nesvnic->linkup = 1;
@ -248,6 +260,8 @@ static int nes_netdev_stop(struct net_device *netdev)
struct nes_device *nesdev = nesvnic->nesdev;
u32 nic_active_mask;
u32 nic_active;
struct nes_vnic *first_nesvnic = NULL;
struct list_head *list_pos, *list_temp;
nes_debug(NES_DBG_SHUTDOWN, "nesvnic=%p, nesdev=%p, netdev=%p %s\n",
nesvnic, nesdev, netdev, netdev->name);
@ -260,9 +274,20 @@ static int nes_netdev_stop(struct net_device *netdev)
/* Disable network packets */
napi_disable(&nesvnic->napi);
netif_stop_queue(netdev);
if ((nesdev->netdev[0] == netdev) & (nesvnic->logical_port == nesdev->mac_index)) {
nes_write_indexed(nesdev,
NES_IDX_MAC_INT_MASK+(0x200*nesdev->mac_index), 0xffffffff);
list_for_each_safe(list_pos, list_temp, &nesdev->nesadapter->nesvnic_list[nesdev->mac_index]) {
first_nesvnic = container_of(list_pos, struct nes_vnic, list);
if ((first_nesvnic->netdev_open == 1) && (first_nesvnic != nesvnic))
break;
}
if (first_nesvnic->netdev_open == 0)
nes_write_indexed(nesdev, NES_IDX_MAC_INT_MASK+(0x200*nesdev->mac_index), 0xffffffff);
else if ((first_nesvnic != nesvnic) &&
(PCI_FUNC(first_nesvnic->nesdev->pcidev->devfn) != PCI_FUNC(nesvnic->nesdev->pcidev->devfn))) {
nes_write_indexed(nesdev, NES_IDX_MAC_INT_MASK + (0x200 * nesdev->mac_index), 0xffffffff);
nes_write_indexed(first_nesvnic->nesdev, NES_IDX_MAC_INT_MASK + (0x200 * first_nesvnic->nesdev->mac_index),
~(NES_MAC_INT_LINK_STAT_CHG | NES_MAC_INT_XGMII_EXT |
NES_MAC_INT_TX_UNDERFLOW | NES_MAC_INT_TX_ERROR));
}
nic_active_mask = ~((u32)(1 << nesvnic->nic_index));
@ -859,7 +884,6 @@ void nes_netdev_set_multicast_list(struct net_device *netdev)
for (mc_index=0; mc_index < NES_MULTICAST_PF_MAX; mc_index++) {
while (multicast_addr && nesvnic->mcrq_mcast_filter && ((mc_nic_index = nesvnic->mcrq_mcast_filter(nesvnic, multicast_addr->dmi_addr)) == 0))
multicast_addr = multicast_addr->next;
if (mc_nic_index < 0)
mc_nic_index = nesvnic->nic_index;
if (multicast_addr) {
@ -908,7 +932,7 @@ static int nes_netdev_change_mtu(struct net_device *netdev, int new_mtu)
return -EINVAL;
netdev->mtu = new_mtu;
nesvnic->max_frame_size = new_mtu+ETH_HLEN;
nesvnic->max_frame_size = new_mtu + VLAN_ETH_HLEN;
if (netdev->mtu > 1500) {
jumbomode=1;
@ -1470,10 +1494,15 @@ static void nes_netdev_vlan_rx_register(struct net_device *netdev, struct vlan_g
{
struct nes_vnic *nesvnic = netdev_priv(netdev);
struct nes_device *nesdev = nesvnic->nesdev;
struct nes_adapter *nesadapter = nesdev->nesadapter;
u32 u32temp;
unsigned long flags;
spin_lock_irqsave(&nesadapter->phy_lock, flags);
nesvnic->vlan_grp = grp;
nes_debug(NES_DBG_NETDEV, "%s: %s\n", __func__, netdev->name);
/* Enable/Disable VLAN Stripping */
u32temp = nes_read_indexed(nesdev, NES_IDX_PCIX_DIAG);
if (grp)
@ -1482,6 +1511,7 @@ static void nes_netdev_vlan_rx_register(struct net_device *netdev, struct vlan_g
u32temp |= 0x02000000;
nes_write_indexed(nesdev, NES_IDX_PCIX_DIAG, u32temp);
spin_unlock_irqrestore(&nesadapter->phy_lock, flags);
}
@ -1540,7 +1570,7 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
nesvnic->msg_enable = netif_msg_init(debug, default_msg);
nesvnic->netdev_index = nesdev->netdev_count;
nesvnic->perfect_filter_index = nesdev->nesadapter->netdev_count;
nesvnic->max_frame_size = netdev->mtu+netdev->hard_header_len;
nesvnic->max_frame_size = netdev->mtu + netdev->hard_header_len + VLAN_HLEN;
curr_qp_map = nic_qp_mapping_per_function[PCI_FUNC(nesdev->pcidev->devfn)];
nesvnic->nic.qp_id = curr_qp_map[nesdev->netdev_count].qpid;
@ -1648,18 +1678,14 @@ struct net_device *nes_netdev_init(struct nes_device *nesdev,
nesvnic->linkup = 1;
}
}
nes_debug(NES_DBG_INIT, "Setting up MAC interrupt mask.\n");
/* clear the MAC interrupt status, assumes direct logical to physical mapping */
u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS+(0x200*nesvnic->logical_port));
u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS + (0x200 * nesdev->mac_index));
nes_debug(NES_DBG_INIT, "Phy interrupt status = 0x%X.\n", u32temp);
nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS+(0x200*nesvnic->logical_port), u32temp);
nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS + (0x200 * nesdev->mac_index), u32temp);
if (nesdev->nesadapter->phy_type[nesvnic->logical_port] != NES_PHY_TYPE_IRIS)
if (nesdev->nesadapter->phy_type[nesdev->mac_index] != NES_PHY_TYPE_IRIS)
nes_init_phy(nesdev);
nes_write_indexed(nesdev, NES_IDX_MAC_INT_MASK+(0x200*nesvnic->logical_port),
~(NES_MAC_INT_LINK_STAT_CHG | NES_MAC_INT_XGMII_EXT |
NES_MAC_INT_TX_UNDERFLOW | NES_MAC_INT_TX_ERROR));
}
return netdev;

2
drivers/infiniband/hw/nes/nes_verbs.c
View file

@ -1337,7 +1337,7 @@ static struct ib_qp *nes_create_qp(struct ib_pd *ibpd,
NES_MAX_USER_WQ_REGIONS, nes_ucontext->first_free_wq);
/* nes_debug(NES_DBG_QP, "find_first_zero_biton wqs returned %u\n",
nespd->mmap_db_index); */
if (nesqp->mmap_sq_db_index > NES_MAX_USER_WQ_REGIONS) {
if (nesqp->mmap_sq_db_index >= NES_MAX_USER_WQ_REGIONS) {
nes_debug(NES_DBG_QP,
"db index > max user regions, failing create QP\n");
nes_free_resource(nesadapter, nesadapter->allocated_qps, qp_num);