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

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  RDMA/nes: Fix hang with modified FIN handling on A0 cards
  RDMA/nes: Change state to closing after FIN
  RDMA/nes: Fix double CLOSE event indication crash
  RDMA/nes: Write correct register write to set TX pause param
  RDMA/cxgb3: Don't exceed the max HW CQ depth
This commit is contained in:
Linus Torvalds 2010-09-09 08:58:52 -07:00
parent cad46744a3 17859d07c8
commit 26a94e81de
5 changed files with 27 additions and 12 deletions
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2
drivers/infiniband/hw/cxgb3/cxio_hal.h
View File

@ -53,7 +53,7 @@
#define T3_MAX_PBL_SIZE 256
#define T3_MAX_RQ_SIZE 1024
#define T3_MAX_QP_DEPTH (T3_MAX_RQ_SIZE-1)
#define T3_MAX_CQ_DEPTH 262144
#define T3_MAX_CQ_DEPTH 65536
#define T3_MAX_NUM_STAG (1<<15)
#define T3_MAX_MR_SIZE 0x100000000ULL
#define T3_PAGESIZE_MASK 0xffff000 /* 4KB-128MB */

18
drivers/infiniband/hw/nes/nes_cm.c
View File

@ -502,7 +502,9 @@ int schedule_nes_timer(struct nes_cm_node *cm_node, struct sk_buff *skb,
static void nes_retrans_expired(struct nes_cm_node *cm_node)
{
struct iw_cm_id *cm_id = cm_node->cm_id;
switch (cm_node->state) {
enum nes_cm_node_state state = cm_node->state;
cm_node->state = NES_CM_STATE_CLOSED;
switch (state) {
case NES_CM_STATE_SYN_RCVD:
case NES_CM_STATE_CLOSING:
rem_ref_cm_node(cm_node->cm_core, cm_node);
@ -511,7 +513,6 @@ static void nes_retrans_expired(struct nes_cm_node *cm_node)
case NES_CM_STATE_FIN_WAIT1:
if (cm_node->cm_id)
cm_id->rem_ref(cm_id);
cm_node->state = NES_CM_STATE_CLOSED;
send_reset(cm_node, NULL);
break;
default:
@ -1439,9 +1440,6 @@ static void handle_rst_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
break;
case NES_CM_STATE_MPAREQ_RCVD:
passive_state = atomic_add_return(1, &cm_node->passive_state);
if (passive_state == NES_SEND_RESET_EVENT)
create_event(cm_node, NES_CM_EVENT_RESET);
cm_node->state = NES_CM_STATE_CLOSED;
dev_kfree_skb_any(skb);
break;
case NES_CM_STATE_ESTABLISHED:
@ -1456,6 +1454,7 @@ static void handle_rst_pkt(struct nes_cm_node *cm_node, struct sk_buff *skb,
case NES_CM_STATE_CLOSED:
drop_packet(skb);
break;
case NES_CM_STATE_FIN_WAIT2:
case NES_CM_STATE_FIN_WAIT1:
case NES_CM_STATE_LAST_ACK:
cm_node->cm_id->rem_ref(cm_node->cm_id);
@ -2777,6 +2776,12 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
return -EINVAL;
}
passive_state = atomic_add_return(1, &cm_node->passive_state);
if (passive_state == NES_SEND_RESET_EVENT) {
rem_ref_cm_node(cm_node->cm_core, cm_node);
return -ECONNRESET;
}
/* associate the node with the QP */
nesqp->cm_node = (void *)cm_node;
cm_node->nesqp = nesqp;
@ -2979,9 +2984,6 @@ int nes_accept(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
printk(KERN_ERR "%s[%u] OFA CM event_handler returned, "
"ret=%d\n", __func__, __LINE__, ret);
passive_state = atomic_add_return(1, &cm_node->passive_state);
if (passive_state == NES_SEND_RESET_EVENT)
create_event(cm_node, NES_CM_EVENT_RESET);
return 0;
}

14
drivers/infiniband/hw/nes/nes_hw.c
View File

@ -3468,6 +3468,19 @@ static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
return; /* Ignore it, wait for close complete */
if (atomic_inc_return(&nesqp->close_timer_started) == 1) {
if ((tcp_state == NES_AEQE_TCP_STATE_CLOSE_WAIT) &&
(nesqp->ibqp_state == IB_QPS_RTS) &&
((nesadapter->eeprom_version >> 16) != NES_A0)) {
spin_lock_irqsave(&nesqp->lock, flags);
nesqp->hw_iwarp_state = iwarp_state;
nesqp->hw_tcp_state = tcp_state;
nesqp->last_aeq = async_event_id;
next_iwarp_state = NES_CQP_QP_IWARP_STATE_CLOSING;
nesqp->hw_iwarp_state = NES_AEQE_IWARP_STATE_CLOSING;
spin_unlock_irqrestore(&nesqp->lock, flags);
nes_hw_modify_qp(nesdev, nesqp, next_iwarp_state, 0, 0);
nes_cm_disconn(nesqp);
}
nesqp->cm_id->add_ref(nesqp->cm_id);
schedule_nes_timer(nesqp->cm_node, (struct sk_buff *)nesqp,
NES_TIMER_TYPE_CLOSE, 1, 0);
@ -3477,7 +3490,6 @@ static void nes_process_iwarp_aeqe(struct nes_device *nesdev,
nesqp->hwqp.qp_id, atomic_read(&nesqp->refcount),
async_event_id, nesqp->last_aeq, tcp_state);
}
break;
case NES_AEQE_AEID_LLP_CLOSE_COMPLETE:
if (nesqp->term_flags) {

1
drivers/infiniband/hw/nes/nes_hw.h
View File

@ -45,6 +45,7 @@
#define NES_PHY_TYPE_KR 9
#define NES_MULTICAST_PF_MAX 8
#define NES_A0 3
enum pci_regs {
NES_INT_STAT = 0x0000,

4
drivers/infiniband/hw/nes/nes_nic.c
View File

@ -1446,14 +1446,14 @@ static int nes_netdev_set_pauseparam(struct net_device *netdev,
NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200));
u32temp |= NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE;
nes_write_indexed(nesdev,
NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE + (nesdev->mac_index*0x200), u32temp);
NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200), u32temp);
nesdev->disable_tx_flow_control = 0;
} else if ((et_pauseparam->tx_pause == 0) && (nesdev->disable_tx_flow_control == 0)) {
u32temp = nes_read_indexed(nesdev,
NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200));
u32temp &= ~NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE;
nes_write_indexed(nesdev,
NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE + (nesdev->mac_index*0x200), u32temp);
NES_IDX_MAC_TX_CONFIG + (nesdev->mac_index*0x200), u32temp);
nesdev->disable_tx_flow_control = 1;
}
if ((et_pauseparam->rx_pause == 1) && (nesdev->disable_rx_flow_control == 1)) {