diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_iwarp.c')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_iwarp.c | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c index eb666877d1aa..38d0f62bf037 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_iwarp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_iwarp.c @@ -509,7 +509,8 @@ int qed_iwarp_destroy_qp(struct qed_hwfn *p_hwfn, struct qed_rdma_qp *qp) /* Make sure ep is closed before returning and freeing memory. */ if (ep) { - while (ep->state != QED_IWARP_EP_CLOSED && wait_count++ < 200) + while (READ_ONCE(ep->state) != QED_IWARP_EP_CLOSED && + wait_count++ < 200) msleep(100); if (ep->state != QED_IWARP_EP_CLOSED) @@ -991,8 +992,6 @@ qed_iwarp_mpa_complete(struct qed_hwfn *p_hwfn, params.ep_context = ep; - ep->state = QED_IWARP_EP_CLOSED; - switch (fw_return_code) { case RDMA_RETURN_OK: ep->qp->max_rd_atomic_req = ep->cm_info.ord; @@ -1052,6 +1051,10 @@ qed_iwarp_mpa_complete(struct qed_hwfn *p_hwfn, break; } + if (fw_return_code != RDMA_RETURN_OK) + /* paired with READ_ONCE in destroy_qp */ + smp_store_release(&ep->state, QED_IWARP_EP_CLOSED); + ep->event_cb(ep->cb_context, ¶ms); /* on passive side, if there is no associated QP (REJECT) we need to @@ -1651,6 +1654,15 @@ qed_iwarp_parse_rx_pkt(struct qed_hwfn *p_hwfn, eth_hlen = ETH_HLEN + (vlan_valid ? sizeof(u32) : 0); + if (!ether_addr_equal(ethh->h_dest, + p_hwfn->p_rdma_info->iwarp.mac_addr)) { + DP_VERBOSE(p_hwfn, + QED_MSG_RDMA, + "Got unexpected mac %pM instead of %pM\n", + ethh->h_dest, p_hwfn->p_rdma_info->iwarp.mac_addr); + return -EINVAL; + } + ether_addr_copy(remote_mac_addr, ethh->h_source); ether_addr_copy(local_mac_addr, ethh->h_dest); @@ -2060,7 +2072,9 @@ void qed_iwarp_qp_in_error(struct qed_hwfn *p_hwfn, params.status = (fw_return_code == IWARP_QP_IN_ERROR_GOOD_CLOSE) ? 0 : -ECONNRESET; - ep->state = QED_IWARP_EP_CLOSED; + /* paired with READ_ONCE in destroy_qp */ + smp_store_release(&ep->state, QED_IWARP_EP_CLOSED); + spin_lock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); list_del(&ep->list_entry); spin_unlock_bh(&p_hwfn->p_rdma_info->iwarp.iw_lock); @@ -2148,7 +2162,8 @@ qed_iwarp_tcp_connect_unsuccessful(struct qed_hwfn *p_hwfn, params.event = QED_IWARP_EVENT_ACTIVE_COMPLETE; params.ep_context = ep; params.cm_info = &ep->cm_info; - ep->state = QED_IWARP_EP_CLOSED; + /* paired with READ_ONCE in destroy_qp */ + smp_store_release(&ep->state, QED_IWARP_EP_CLOSED); switch (fw_return_code) { case IWARP_CONN_ERROR_TCP_CONNECT_INVALID_PACKET: |