22 files changed, 323 insertions, 61 deletions
diff --git a/drivers/scsi/cxgb3i/cxgb3i_offload.c b/drivers/scsi/cxgb3i/cxgb3i_offload.c
index 26ffdcd5a437..15a00e8b7122 100644
--- a/drivers/scsi/cxgb3i/cxgb3i_offload.c
+++ b/drivers/scsi/cxgb3i/cxgb3i_offload.c
@@ -1440,6 +1440,10 @@ void cxgb3i_c3cn_release(struct s3_conn *c3cn)
 static int is_cxgb3_dev(struct net_device *dev)
 {
        struct cxgb3i_sdev_data *cdata;
+        struct net_device *ndev = dev;
+        if (dev->priv_flags & IFF_802_1Q_VLAN)
+                ndev = vlan_dev_real_dev(dev);
        write_lock(&cdata_rwlock);
        list_for_each_entry(cdata, &cdata_list, list) {
@@ -1447,7 +1451,7 @@ static int is_cxgb3_dev(struct net_device *dev)
                int i;
                for (i = 0; i < ports->nports; i++)
-                        if (dev == ports->lldevs[i]) {
+                        if (ndev == ports->lldevs[i]) {
                                write_unlock(&cdata_rwlock);
                                return 1;
                        }
@@ -1566,6 +1570,26 @@ out_err:
        return -EINVAL;
 }
+/**
+ * cxgb3i_find_dev - find the interface associated with the given address
+ * @ipaddr: ip address
+ */
+static struct net_device *
+cxgb3i_find_dev(struct net_device *dev, __be32 ipaddr)
+{
+        struct flowi fl;
+        int err;
+        struct rtable *rt;
+        memset(&fl, 0, sizeof(fl));
+        fl.nl_u.ip4_u.daddr = ipaddr;
+        err = ip_route_output_key(dev ? dev_net(dev) : &init_net, &rt, &fl);
+        if (!err)
+                return (&rt->u.dst)->dev;
+        return NULL;
+}
 /**
 * cxgb3i_c3cn_connect - initiates an iscsi tcp connection to a given address
@@ -1581,6 +1605,7 @@ int cxgb3i_c3cn_connect(struct net_device *dev, struct s3_conn *c3cn,
        struct cxgb3i_sdev_data *cdata;
        struct t3cdev *cdev;
        __be32 sipv4;
+        struct net_device *dstdev;
        int err;
        c3cn_conn_debug("c3cn 0x%p, dev 0x%p.\n", c3cn, dev);
@@ -1591,6 +1616,13 @@ int cxgb3i_c3cn_connect(struct net_device *dev, struct s3_conn *c3cn,
        c3cn->daddr.sin_port = usin->sin_port;
        c3cn->daddr.sin_addr.s_addr = usin->sin_addr.s_addr;
+        dstdev = cxgb3i_find_dev(dev, usin->sin_addr.s_addr);
+        if (!dstdev || !is_cxgb3_dev(dstdev))
+                return -ENETUNREACH;
+        if (dstdev->priv_flags & IFF_802_1Q_VLAN)
+                dev = dstdev;
        rt = find_route(dev, c3cn->saddr.sin_addr.s_addr,
                        c3cn->daddr.sin_addr.s_addr,
                        c3cn->saddr.sin_port,
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index ce522702a6c1..2cc39684ce97 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -4142,8 +4142,8 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
        spin_lock_irq(shost->host_lock);
        if (vport->fc_rscn_flush) {
                /* Another thread is walking fc_rscn_id_list on this vport */
-                spin_unlock_irq(shost->host_lock);
                vport->fc_flag |= FC_RSCN_DISCOVERY;
+                spin_unlock_irq(shost->host_lock);
                /* Send back ACC */
                lpfc_els_rsp_acc(vport, ELS_CMD_ACC, cmdiocb, ndlp, NULL);
                return 0;
@@ -5948,8 +5948,8 @@ lpfc_cmpl_reg_new_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                                lpfc_initial_fdisc(vport);
                        break;
                }
        } else {
+                vport->vpi_state |= LPFC_VPI_REGISTERED;
                if (vport == phba->pport)
                        if (phba->sli_rev < LPFC_SLI_REV4)
                                lpfc_issue_fabric_reglogin(vport);
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 3b9424427652..2445e399fd60 100755
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -747,6 +747,10 @@ lpfc_linkdown(struct lpfc_hba *phba)
        if (phba->link_state == LPFC_LINK_DOWN)
                return 0;
+        /* Block all SCSI stack I/Os */
+        lpfc_scsi_dev_block(phba);
        spin_lock_irq(&phba->hbalock);
        phba->fcf.fcf_flag &= ~(FCF_AVAILABLE | FCF_DISCOVERED);
        if (phba->link_state > LPFC_LINK_DOWN) {
@@ -1555,10 +1559,16 @@ lpfc_mbx_cmpl_read_fcf_record(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
         * to book keeping the FCFIs can be used.
         */
        if (shdr_status || shdr_add_status) {
-                lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                if (shdr_status == STATUS_FCF_TABLE_EMPTY) {
-                                "2521 READ_FCF_RECORD mailbox failed "
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
-                                "with status x%x add_status x%x, mbx\n",
+                                        "2726 READ_FCF_RECORD Indicates empty "
-                                shdr_status, shdr_add_status);
+                                        "FCF table.\n");
+                } else {
+                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+                                        "2521 READ_FCF_RECORD mailbox failed "
+                                        "with status x%x add_status x%x, mbx\n",
+                                        shdr_status, shdr_add_status);
+                }
                goto out;
        }
        /* Interpreting the returned information of FCF records */
@@ -1698,7 +1708,9 @@ lpfc_init_vpi_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
                lpfc_vport_set_state(vport, FC_VPORT_FAILED);
                return;
        }
+        spin_lock_irq(&phba->hbalock);
        vport->fc_flag &= ~FC_VPORT_NEEDS_INIT_VPI;
+        spin_unlock_irq(&phba->hbalock);
        if (phba->link_flag & LS_NPIV_FAB_SUPPORTED)
                lpfc_initial_fdisc(vport);
@@ -2259,7 +2271,10 @@ lpfc_mbx_cmpl_unreg_vpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
                                 mb->mbxStatus);
                break;
        }
+        spin_lock_irq(&phba->hbalock);
        vport->vpi_state &= ~LPFC_VPI_REGISTERED;
+        vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+        spin_unlock_irq(&phba->hbalock);
        vport->unreg_vpi_cmpl = VPORT_OK;
        mempool_free(pmb, phba->mbox_mem_pool);
        /*
@@ -4475,8 +4490,10 @@ lpfc_unregister_unused_fcf(struct lpfc_hba *phba)
                (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED))
                for (i = 0; i <= phba->max_vports && vports[i] != NULL; i++) {
                        lpfc_mbx_unreg_vpi(vports[i]);
+                        spin_lock_irq(&phba->hbalock);
                        vports[i]->fc_flag |= FC_VPORT_NEEDS_INIT_VPI;
                        vports[i]->vpi_state &= ~LPFC_VPI_REGISTERED;
+                        spin_unlock_irq(&phba->hbalock);
                }
        lpfc_destroy_vport_work_array(phba, vports);
diff --git a/drivers/scsi/lpfc/lpfc_hw4.h b/drivers/scsi/lpfc/lpfc_hw4.h
index 1585148a17e5..8a2a1c5935c6 100644..100755
--- a/drivers/scsi/lpfc/lpfc_hw4.h
+++ b/drivers/scsi/lpfc/lpfc_hw4.h
@@ -1013,7 +1013,7 @@ struct lpfc_mbx_wq_destroy {
 };
 #define LPFC_HDR_BUF_SIZE 128
-#define LPFC_DATA_BUF_SIZE 4096
+#define LPFC_DATA_BUF_SIZE 2048
 struct rq_context {
        uint32_t word0;
 #define lpfc_rq_context_rq_size_SHIFT   16
@@ -1371,6 +1371,7 @@ struct lpfc_mbx_query_fw_cfg {
 #define STATUS_ERROR_ACITMAIN                           0x2a
 #define STATUS_REBOOT_REQUIRED                          0x2c
 #define STATUS_FCF_IN_USE                               0x3a
+#define STATUS_FCF_TABLE_EMPTY                          0x43
 struct lpfc_mbx_sli4_config {
        struct mbox_header header;
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index d4da6bdd0e73..b8eb1b6e5e77 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -3006,6 +3006,7 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba,
        struct lpfc_vport *vport;
        struct lpfc_nodelist *ndlp;
        struct Scsi_Host  *shost;
+        uint32_t link_state;
        phba->fc_eventTag = acqe_fcoe->event_tag;
        phba->fcoe_eventtag = acqe_fcoe->event_tag;
@@ -3052,9 +3053,12 @@ lpfc_sli4_async_fcoe_evt(struct lpfc_hba *phba,
                        break;
                /*
                 * Currently, driver support only one FCF - so treat this as
-                 * a link down.
+                 * a link down, but save the link state because we don't want
+                 * it to be changed to Link Down unless it is already down.
                 */
+                link_state = phba->link_state;
                lpfc_linkdown(phba);
+                phba->link_state = link_state;
                /* Unregister FCF if no devices connected to it */
                lpfc_unregister_unused_fcf(phba);
                break;
@@ -7226,8 +7230,6 @@ lpfc_prep_dev_for_perm_failure(struct lpfc_hba *phba)
 {
        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
                        "2711 PCI channel permanent disable for failure\n");
-        /* Block all SCSI devices' I/Os on the host */
-        lpfc_scsi_dev_block(phba);
        /* Clean up all driver's outstanding SCSI I/Os */
        lpfc_sli_flush_fcp_rings(phba);
 }
@@ -7256,6 +7258,9 @@ lpfc_io_error_detected_s3(struct pci_dev *pdev, pci_channel_state_t state)
        struct Scsi_Host *shost = pci_get_drvdata(pdev);
        struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
+        /* Block all SCSI devices' I/Os on the host */
+        lpfc_scsi_dev_block(phba);
        switch (state) {
        case pci_channel_io_normal:
                /* Non-fatal error, prepare for recovery */
@@ -7507,6 +7512,9 @@ lpfc_pci_probe_one_s4(struct pci_dev *pdev, const struct pci_device_id *pid)
                        error = -ENODEV;
                        goto out_free_sysfs_attr;
                }
+                /* Default to single FCP EQ for non-MSI-X */
+                if (phba->intr_type != MSIX)
+                        phba->cfg_fcp_eq_count = 1;
                /* Set up SLI-4 HBA */
                if (lpfc_sli4_hba_setup(phba)) {
                        lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index 7935667b81a5..589549b2bf0e 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -1383,7 +1383,7 @@ lpfc_sli_hbq_to_firmware_s4(struct lpfc_hba *phba, uint32_t hbqno,
 /* HBQ for ELS and CT traffic. */
 static struct lpfc_hbq_init lpfc_els_hbq = {
        .rn = 1,
-        .entry_count = 200,
+        .entry_count = 256,
        .mask_count = 0,
        .profile = 0,
        .ring_mask = (1 << LPFC_ELS_RING),
@@ -1482,8 +1482,11 @@ err:
 int
 lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
 {
-        return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+        if (phba->sli_rev == LPFC_SLI_REV4)
-                                         lpfc_hbq_defs[qno]->add_count));
+                return 0;
+        else
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->add_count);
 }
 /**
@@ -1498,8 +1501,12 @@ lpfc_sli_hbqbuf_add_hbqs(struct lpfc_hba *phba, uint32_t qno)
 static int
 lpfc_sli_hbqbuf_init_hbqs(struct lpfc_hba *phba, uint32_t qno)
 {
-        return(lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+        if (phba->sli_rev == LPFC_SLI_REV4)
-                                         lpfc_hbq_defs[qno]->init_count));
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->entry_count);
+        else
+                return lpfc_sli_hbqbuf_fill_hbqs(phba, qno,
+                                         lpfc_hbq_defs[qno]->init_count);
 }
 /**
@@ -4110,6 +4117,7 @@ lpfc_sli4_read_rev(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq,
        if (rc) {
                dma_free_coherent(&phba->pcidev->dev, dma_size,
                                  dmabuf->virt, dmabuf->phys);
+                kfree(dmabuf);
                return -EIO;
        }
@@ -5848,7 +5856,6 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
                                        iocbq->iocb.un.ulpWord[3]);
                wqe->generic.word3 = 0;
                bf_set(wqe_rcvoxid, &wqe->generic, iocbq->iocb.ulpContext);
-                bf_set(wqe_xc, &wqe->generic, 1);
                /* The entire sequence is transmitted for this IOCB */
                xmit_len = total_len;
                cmnd = CMD_XMIT_SEQUENCE64_CR;
@@ -10944,7 +10951,8 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
                return dmabuf;
        }
        temp_hdr = seq_dmabuf->hbuf.virt;
-        if (new_hdr->fh_seq_cnt < temp_hdr->fh_seq_cnt) {
+        if (be16_to_cpu(new_hdr->fh_seq_cnt) <
+                be16_to_cpu(temp_hdr->fh_seq_cnt)) {
                list_del_init(&seq_dmabuf->hbuf.list);
                list_add_tail(&dmabuf->hbuf.list, &vport->rcv_buffer_list);
                list_add_tail(&dmabuf->dbuf.list, &seq_dmabuf->dbuf.list);
@@ -10955,6 +10963,11 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
        list_move_tail(&seq_dmabuf->hbuf.list, &vport->rcv_buffer_list);
        seq_dmabuf->time_stamp = jiffies;
        lpfc_update_rcv_time_stamp(vport);
+        if (list_empty(&seq_dmabuf->dbuf.list)) {
+                temp_hdr = dmabuf->hbuf.virt;
+                list_add_tail(&dmabuf->dbuf.list, &seq_dmabuf->dbuf.list);
+                return seq_dmabuf;
+        }
        /* find the correct place in the sequence to insert this frame */
        list_for_each_entry_reverse(d_buf, &seq_dmabuf->dbuf.list, list) {
                temp_dmabuf = container_of(d_buf, struct hbq_dmabuf, dbuf);
@@ -10963,7 +10976,8 @@ lpfc_fc_frame_add(struct lpfc_vport *vport, struct hbq_dmabuf *dmabuf)
                 * If the frame's sequence count is greater than the frame on
                 * the list then insert the frame right after this frame
                 */
-                if (new_hdr->fh_seq_cnt > temp_hdr->fh_seq_cnt) {
+                if (be16_to_cpu(new_hdr->fh_seq_cnt) >
+                        be16_to_cpu(temp_hdr->fh_seq_cnt)) {
                        list_add(&dmabuf->dbuf.list, &temp_dmabuf->dbuf.list);
                        return seq_dmabuf;
                }
@@ -11210,7 +11224,7 @@ lpfc_seq_complete(struct hbq_dmabuf *dmabuf)
                seq_dmabuf = container_of(d_buf, struct hbq_dmabuf, dbuf);
                hdr = (struct fc_frame_header *)seq_dmabuf->hbuf.virt;
                /* If there is a hole in the sequence count then fail. */
-                if (++seq_count != hdr->fh_seq_cnt)
+                if (++seq_count != be16_to_cpu(hdr->fh_seq_cnt))
                        return 0;
                fctl = (hdr->fh_f_ctl[0] << 16 |
                        hdr->fh_f_ctl[1] << 8 |
@@ -11242,6 +11256,7 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf)
        struct lpfc_iocbq *first_iocbq, *iocbq;
        struct fc_frame_header *fc_hdr;
        uint32_t sid;
+        struct ulp_bde64 *pbde;
        fc_hdr = (struct fc_frame_header *)seq_dmabuf->hbuf.virt;
        /* remove from receive buffer list */
@@ -11283,8 +11298,9 @@ lpfc_prep_seq(struct lpfc_vport *vport, struct hbq_dmabuf *seq_dmabuf)
                if (!iocbq->context3) {
                        iocbq->context3 = d_buf;
                        iocbq->iocb.ulpBdeCount++;
-                        iocbq->iocb.unsli3.rcvsli3.bde2.tus.f.bdeSize =
+                        pbde = (struct ulp_bde64 *)
-                                                        LPFC_DATA_BUF_SIZE;
+                                        &iocbq->iocb.unsli3.sli3Words[4];
+                        pbde->tus.f.bdeSize = LPFC_DATA_BUF_SIZE;
                        first_iocbq->iocb.unsli3.rcvsli3.acc_len +=
                                bf_get(lpfc_rcqe_length,
                                       &seq_dmabuf->cq_event.cqe.rcqe_cmpl);
@@ -11401,15 +11417,9 @@ lpfc_sli4_handle_received_buffer(struct lpfc_hba *phba,
                return;
        }
        /* If not last frame in sequence continue processing frames. */
-        if (!lpfc_seq_complete(seq_dmabuf)) {
+        if (!lpfc_seq_complete(seq_dmabuf))
-                /*
-                 * When saving off frames post a new one and mark this
-                 * frame to be freed when it is finished.
-                 **/
-                lpfc_sli_hbqbuf_fill_hbqs(phba, LPFC_ELS_HBQ, 1);
-                dmabuf->tag = -1;
                return;
-        }
        /* Send the complete sequence to the upper layer protocol */
        lpfc_sli4_send_seq_to_ulp(vport, seq_dmabuf);
 }
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index 25d66d070cf8..44e5f574236b 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -28,7 +28,7 @@
 /* Multi-queue arrangement for fast-path FCP work queues */
 #define LPFC_FN_EQN_MAX       8
 #define LPFC_SP_EQN_DEF       1
-#define LPFC_FP_EQN_DEF       1
+#define LPFC_FP_EQN_DEF       4
 #define LPFC_FP_EQN_MIN       1
 #define LPFC_FP_EQN_MAX       (LPFC_FN_EQN_MAX - LPFC_SP_EQN_DEF)
diff --git a/drivers/scsi/lpfc/lpfc_version.h b/drivers/scsi/lpfc/lpfc_version.h
index c7f3aed2aab8..792f72263f1a 100644
--- a/drivers/scsi/lpfc/lpfc_version.h
+++ b/drivers/scsi/lpfc/lpfc_version.h
@@ -18,7 +18,7 @@
 * included with this package.                                     *
 *******************************************************************/
-#define LPFC_DRIVER_VERSION "8.3.6"
+#define LPFC_DRIVER_VERSION "8.3.7"
 #define LPFC_DRIVER_NAME                "lpfc"
 #define LPFC_SP_DRIVER_HANDLER_NAME     "lpfc:sp"
 #define LPFC_FP_DRIVER_HANDLER_NAME     "lpfc:fp"
diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c
index 7d6dd83d3592..e3c7fa642306 100644
--- a/drivers/scsi/lpfc/lpfc_vport.c
+++ b/drivers/scsi/lpfc/lpfc_vport.c
@@ -512,8 +512,10 @@ enable_vport(struct fc_vport *fc_vport)
                return VPORT_OK;
        }
+        spin_lock_irq(&phba->hbalock);
        vport->load_flag |= FC_LOADING;
        vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+        spin_unlock_irq(&phba->hbalock);
        /* Use the Physical nodes Fabric NDLP to determine if the link is
         * up and ready to FDISC.
@@ -700,7 +702,7 @@ lpfc_vport_delete(struct fc_vport *fc_vport)
                        }
                        spin_unlock_irq(&phba->ndlp_lock);
                }
-                if (vport->vpi_state != LPFC_VPI_REGISTERED)
+                if (!(vport->vpi_state & LPFC_VPI_REGISTERED))
                        goto skip_logo;
                vport->unreg_vpi_cmpl = VPORT_INVAL;
                timeout = msecs_to_jiffies(phba->fc_ratov * 2000);
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 99ff99e45bee..708ea3157b60 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -4046,7 +4046,7 @@ megasas_aen_polling(struct work_struct *work)
 }
-static DRIVER_ATTR(poll_mode_io, S_IRUGO|S_IWUGO,
+static DRIVER_ATTR(poll_mode_io, S_IRUGO|S_IWUSR,
                megasas_sysfs_show_poll_mode_io,
                megasas_sysfs_set_poll_mode_io);
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index e7d2688fbeba..b6f1ef954af1 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -2483,14 +2483,12 @@ static int pmcraid_error_handler(struct pmcraid_cmd *cmd)
                        sense_copied = 1;
                }
-                if (RES_IS_GSCSI(res->cfg_entry)) {
+                if (RES_IS_GSCSI(res->cfg_entry))
                        pmcraid_cancel_all(cmd, sense_copied);
-                } else if (sense_copied) {
+                else if (sense_copied)
                        pmcraid_erp_done(cmd);
-                        return 0;
+                else
-                } else  {
                        pmcraid_request_sense(cmd);
-                }
                return 1;
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 21e2bc4d7401..3a9f5b288aee 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -232,6 +232,9 @@ qla2x00_sysfs_write_optrom_ctl(struct kobject *kobj,
        if (off)
                return 0;
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
        if (sscanf(buf, "%d:%x:%x", &val, &start, &size) < 1)
                return -EINVAL;
        if (start > ha->optrom_size)
@@ -379,6 +382,9 @@ qla2x00_sysfs_read_vpd(struct kobject *kobj,
            struct device, kobj)));
        struct qla_hw_data *ha = vha->hw;
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
        if (!capable(CAP_SYS_ADMIN))
                return 0;
@@ -398,6 +404,9 @@ qla2x00_sysfs_write_vpd(struct kobject *kobj,
        struct qla_hw_data *ha = vha->hw;
        uint8_t *tmp_data;
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return 0;
        if (!capable(CAP_SYS_ADMIN) || off != 0 || count != ha->vpd_size ||
            !ha->isp_ops->write_nvram)
                return 0;
@@ -1238,10 +1247,11 @@ qla2x00_fw_state_show(struct device *dev, struct device_attribute *attr,
    char *buf)
 {
        scsi_qla_host_t *vha = shost_priv(class_to_shost(dev));
-        int rval;
+        int rval = QLA_FUNCTION_FAILED;
        uint16_t state[5];
-        rval = qla2x00_get_firmware_state(vha, state);
+        if (!vha->hw->flags.eeh_busy)
+                rval = qla2x00_get_firmware_state(vha, state);
        if (rval != QLA_SUCCESS)
                memset(state, -1, sizeof(state));
@@ -1452,10 +1462,13 @@ qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
        if (!fcport)
                return;
-        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev)))
+        if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+                return;
+        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
-        else
+                return;
-                qla2x00_abort_fcport_cmds(fcport);
+        }
        /*
         * Transport has effectively 'deleted' the rport, clear
@@ -1475,6 +1488,9 @@ qla2x00_terminate_rport_io(struct fc_rport *rport)
        if (!fcport)
                return;
+        if (test_bit(ABORT_ISP_ACTIVE, &fcport->vha->dpc_flags))
+                return;
        if (unlikely(pci_channel_offline(fcport->vha->hw->pdev))) {
                qla2x00_abort_all_cmds(fcport->vha, DID_NO_CONNECT << 16);
                return;
@@ -1515,6 +1531,12 @@ qla2x00_get_fc_host_stats(struct Scsi_Host *shost)
        pfc_host_stat = &ha->fc_host_stat;
        memset(pfc_host_stat, -1, sizeof(struct fc_host_statistics));
+        if (test_bit(UNLOADING, &vha->dpc_flags))
+                goto done;
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                goto done;
        stats = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &stats_dma);
        if (stats == NULL) {
                DEBUG2_3_11(printk("%s(%ld): Failed to allocate memory.\n",
diff --git a/drivers/scsi/qla2xxx/qla_dbg.h b/drivers/scsi/qla2xxx/qla_dbg.h
index f660dd70b72e..d6d9c86cb058 100644
--- a/drivers/scsi/qla2xxx/qla_dbg.h
+++ b/drivers/scsi/qla2xxx/qla_dbg.h
@@ -26,7 +26,7 @@
 /* #define QL_DEBUG_LEVEL_14 */ /* Output RSCN trace msgs */
 /* #define QL_DEBUG_LEVEL_15 */ /* Output NPIV trace msgs */
 /* #define QL_DEBUG_LEVEL_16 */ /* Output ISP84XX trace msgs */
-/* #define QL_DEBUG_LEVEL_17 */ /* Output MULTI-Q trace messages */
+/* #define QL_DEBUG_LEVEL_17 */ /* Output EEH trace messages */
 /*
 * Macros use for debugging the driver.
@@ -132,6 +132,13 @@
 #else
 #define DEBUG16(x)      do {} while (0)
 #endif
+#if defined(QL_DEBUG_LEVEL_17)
+#define DEBUG17(x)      do {x;} while (0)
+#else
+#define DEBUG17(x)      do {} while (0)
+#endif
 /*
 * Firmware Dump structure definition
 */
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
index 384afda7dbe9..608e675f68c8 100644
--- a/drivers/scsi/qla2xxx/qla_def.h
+++ b/drivers/scsi/qla2xxx/qla_def.h
@@ -2256,11 +2256,13 @@ struct qla_hw_data {
                uint32_t        disable_serdes          :1;
                uint32_t        gpsc_supported          :1;
                uint32_t        npiv_supported          :1;
+                uint32_t        pci_channel_io_perm_failure     :1;
                uint32_t        fce_enabled             :1;
                uint32_t        fac_supported           :1;
                uint32_t        chip_reset_done         :1;
                uint32_t        port0                   :1;
                uint32_t        running_gold_fw         :1;
+                uint32_t        eeh_busy                :1;
                uint32_t        cpu_affinity_enabled    :1;
                uint32_t        disable_msix_handshake  :1;
        } flags;
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index 0b6801fc6389..f61fb8d01330 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -324,6 +324,7 @@ qla2x00_read_ram_word(scsi_qla_host_t *, uint32_t, uint32_t *);
 extern int
 qla2x00_write_ram_word(scsi_qla_host_t *, uint32_t, uint32_t);
+extern int qla2x00_get_data_rate(scsi_qla_host_t *);
 /*
 * Global Function Prototypes in qla_isr.c source file.
 */
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 73a793539d45..b4a0eac8f96d 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -269,6 +269,8 @@ qla2x00_initialize_adapter(scsi_qla_host_t *vha)
        vha->flags.online = 0;
        ha->flags.chip_reset_done = 0;
        vha->flags.reset_active = 0;
+        ha->flags.pci_channel_io_perm_failure = 0;
+        ha->flags.eeh_busy = 0;
        atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME);
        atomic_set(&vha->loop_state, LOOP_DOWN);
        vha->device_flags = DFLG_NO_CABLE;
@@ -581,6 +583,9 @@ qla2x00_reset_chip(scsi_qla_host_t *vha)
        uint32_t        cnt;
        uint16_t        cmd;
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return;
        ha->isp_ops->disable_intrs(ha);
        spin_lock_irqsave(&ha->hardware_lock, flags);
@@ -786,6 +791,12 @@ void
 qla24xx_reset_chip(scsi_qla_host_t *vha)
 {
        struct qla_hw_data *ha = vha->hw;
+        if (pci_channel_offline(ha->pdev) &&
+            ha->flags.pci_channel_io_perm_failure) {
+                return;
+        }
        ha->isp_ops->disable_intrs(ha);
        /* Perform RISC reset. */
@@ -2266,6 +2277,8 @@ qla2x00_configure_loop(scsi_qla_host_t *vha)
        clear_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);
        clear_bit(RSCN_UPDATE, &vha->dpc_flags);
+        qla2x00_get_data_rate(vha);
        /* Determine what we need to do */
        if (ha->current_topology == ISP_CFG_FL &&
            (test_bit(LOCAL_LOOP_UPDATE, &flags))) {
@@ -3560,6 +3573,13 @@ qla2x00_abort_isp(scsi_qla_host_t *vha)
                /* Requeue all commands in outstanding command list. */
                qla2x00_abort_all_cmds(vha, DID_RESET << 16);
+                if (unlikely(pci_channel_offline(ha->pdev) &&
+                    ha->flags.pci_channel_io_perm_failure)) {
+                        clear_bit(ISP_ABORT_RETRY, &vha->dpc_flags);
+                        status = 0;
+                        return status;
+                }
                ha->isp_ops->get_flash_version(vha, req->ring);
                ha->isp_ops->nvram_config(vha);
@@ -4458,6 +4478,8 @@ qla2x00_try_to_stop_firmware(scsi_qla_host_t *vha)
        int ret, retries;
        struct qla_hw_data *ha = vha->hw;
+        if (ha->flags.pci_channel_io_perm_failure)
+                return;
        if (!IS_FWI2_CAPABLE(ha))
                return;
        if (!ha->fw_major_version)
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 1692a883f4de..ffd0efdff40e 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -152,7 +152,7 @@ qla2300_intr_handler(int irq, void *dev_id)
        for (iter = 50; iter--; ) {
                stat = RD_REG_DWORD(&reg->u.isp2300.host_status);
                if (stat & HSR_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                break;
                        hccr = RD_REG_WORD(&reg->hccr);
@@ -1846,12 +1846,15 @@ qla24xx_intr_handler(int irq, void *dev_id)
        reg = &ha->iobase->isp24;
        status = 0;
+        if (unlikely(pci_channel_offline(ha->pdev)))
+                return IRQ_HANDLED;
        spin_lock_irqsave(&ha->hardware_lock, flags);
        vha = pci_get_drvdata(ha->pdev);
        for (iter = 50; iter--; ) {
                stat = RD_REG_DWORD(&reg->host_status);
                if (stat & HSRX_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                break;
                        hccr = RD_REG_DWORD(&reg->hccr);
@@ -1992,7 +1995,7 @@ qla24xx_msix_default(int irq, void *dev_id)
        do {
                stat = RD_REG_DWORD(&reg->host_status);
                if (stat & HSRX_RISC_PAUSED) {
-                        if (pci_channel_offline(ha->pdev))
+                        if (unlikely(pci_channel_offline(ha->pdev)))
                                break;
                        hccr = RD_REG_DWORD(&reg->hccr);
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 05d595d9a7ef..056e4d4505f3 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -56,6 +56,12 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
        DEBUG11(printk("%s(%ld): entered.\n", __func__, base_vha->host_no));
+        if (ha->flags.pci_channel_io_perm_failure) {
+                DEBUG(printk("%s(%ld): Perm failure on EEH, timeout MBX "
+                             "Exiting.\n", __func__, vha->host_no));
+                return QLA_FUNCTION_TIMEOUT;
+        }
        /*
         * Wait for active mailbox commands to finish by waiting at most tov
         * seconds. This is to serialize actual issuing of mailbox cmds during
@@ -154,10 +160,14 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
                        /* Check for pending interrupts. */
                        qla2x00_poll(ha->rsp_q_map[0]);
-                        if (command != MBC_LOAD_RISC_RAM_EXTENDED &&
+                        if (!ha->flags.mbox_int &&
-                            !ha->flags.mbox_int)
+                            !(IS_QLA2200(ha) &&
+                            command == MBC_LOAD_RISC_RAM_EXTENDED))
                                msleep(10);
                } /* while */
+                DEBUG17(qla_printk(KERN_WARNING, ha,
+                        "Waited %d sec\n",
+                        (uint)((jiffies - (wait_time - (mcp->tov * HZ)))/HZ)));
        }
        /* Check whether we timed out */
@@ -227,7 +237,8 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
        if (rval == QLA_FUNCTION_TIMEOUT &&
            mcp->mb[0] != MBC_GEN_SYSTEM_ERROR) {
-                if (!io_lock_on || (mcp->flags & IOCTL_CMD)) {
+                if (!io_lock_on || (mcp->flags & IOCTL_CMD) ||
+                    ha->flags.eeh_busy) {
                        /* not in dpc. schedule it for dpc to take over. */
                        DEBUG(printk("%s(%ld): timeout schedule "
                        "isp_abort_needed.\n", __func__,
@@ -237,7 +248,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp)
                        base_vha->host_no));
                        qla_printk(KERN_WARNING, ha,
                            "Mailbox command timeout occurred. Scheduling ISP "
-                            "abort.\n");
+                            "abort. eeh_busy: 0x%x\n", ha->flags.eeh_busy);
                        set_bit(ISP_ABORT_NEEDED, &base_vha->dpc_flags);
                        qla2xxx_wake_dpc(vha);
                } else if (!abort_active) {
@@ -2530,6 +2541,9 @@ qla2x00_enable_eft_trace(scsi_qla_host_t *vha, dma_addr_t eft_dma,
        if (!IS_FWI2_CAPABLE(vha->hw))
                return QLA_FUNCTION_FAILED;
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
        mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2565,6 +2579,9 @@ qla2x00_disable_eft_trace(scsi_qla_host_t *vha)
        if (!IS_FWI2_CAPABLE(vha->hw))
                return QLA_FUNCTION_FAILED;
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
        mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2595,6 +2612,9 @@ qla2x00_enable_fce_trace(scsi_qla_host_t *vha, dma_addr_t fce_dma,
        if (!IS_QLA25XX(vha->hw) && !IS_QLA81XX(vha->hw))
                return QLA_FUNCTION_FAILED;
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
        mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -2639,6 +2659,9 @@ qla2x00_disable_fce_trace(scsi_qla_host_t *vha, uint64_t *wr, uint64_t *rd)
        if (!IS_FWI2_CAPABLE(vha->hw))
                return QLA_FUNCTION_FAILED;
+        if (unlikely(pci_channel_offline(vha->hw->pdev)))
+                return QLA_FUNCTION_FAILED;
        DEBUG11(printk("%s(%ld): entered.\n", __func__, vha->host_no));
        mcp->mb[0] = MBC_TRACE_CONTROL;
@@ -3643,3 +3666,36 @@ qla2x00_write_ram_word(scsi_qla_host_t *vha, uint32_t risc_addr, uint32_t data)
        return rval;
 }
+int
+qla2x00_get_data_rate(scsi_qla_host_t *vha)
+{
+        int rval;
+        mbx_cmd_t mc;
+        mbx_cmd_t *mcp = &mc;
+        struct qla_hw_data *ha = vha->hw;
+        if (!IS_FWI2_CAPABLE(ha))
+                return QLA_FUNCTION_FAILED;
+        DEBUG11(printk(KERN_INFO "%s(%ld): entered.\n", __func__, vha->host_no));
+        mcp->mb[0] = MBC_DATA_RATE;
+        mcp->mb[1] = 0;
+        mcp->out_mb = MBX_1|MBX_0;
+        mcp->in_mb = MBX_2|MBX_1|MBX_0;
+        mcp->tov = MBX_TOV_SECONDS;
+        mcp->flags = 0;
+        rval = qla2x00_mailbox_command(vha, mcp);
+        if (rval != QLA_SUCCESS) {
+                DEBUG2_3_11(printk(KERN_INFO "%s(%ld): failed=%x mb[0]=%x.\n",
+                    __func__, vha->host_no, rval, mcp->mb[0]));
+        } else {
+                DEBUG11(printk(KERN_INFO
+                    "%s(%ld): done.\n", __func__, vha->host_no));
+                if (mcp->mb[1] != 0x7)
+                        ha->link_data_rate = mcp->mb[1];
+        }
+        return rval;
+}
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 2a4c7f4e7b69..b901aa267e7d 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -639,8 +639,10 @@ static void qla_do_work(struct work_struct *work)
        struct rsp_que *rsp = container_of(work, struct rsp_que, q_work);
        struct scsi_qla_host *vha;
+        spin_lock_irq(&rsp->hw->hardware_lock);
        vha = qla25xx_get_host(rsp);
        qla24xx_process_response_queue(vha, rsp);
+        spin_unlock_irq(&rsp->hw->hardware_lock);
 }
 /* create response queue */
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index 2f873d237325..209f50e788a1 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -475,11 +475,11 @@ qla2xxx_queuecommand(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *))
        srb_t *sp;
        int rval;
-        if (unlikely(pci_channel_offline(ha->pdev))) {
+        if (ha->flags.eeh_busy) {
-                if (ha->pdev->error_state == pci_channel_io_frozen)
+                if (ha->flags.pci_channel_io_perm_failure)
-                        cmd->result = DID_REQUEUE << 16;
-                else
                        cmd->result = DID_NO_CONNECT << 16;
+                else
+                        cmd->result = DID_REQUEUE << 16;
                goto qc24_fail_command;
        }
@@ -552,8 +552,15 @@ qla2x00_eh_wait_on_command(struct scsi_cmnd *cmd)
 #define ABORT_POLLING_PERIOD    1000
 #define ABORT_WAIT_ITER         ((10 * 1000) / (ABORT_POLLING_PERIOD))
        unsigned long wait_iter = ABORT_WAIT_ITER;
+        scsi_qla_host_t *vha = shost_priv(cmd->device->host);
+        struct qla_hw_data *ha = vha->hw;
        int ret = QLA_SUCCESS;
+        if (unlikely(pci_channel_offline(ha->pdev)) || ha->flags.eeh_busy) {
+                DEBUG17(qla_printk(KERN_WARNING, ha, "return:eh_wait\n"));
+                return ret;
+        }
        while (CMD_SP(cmd) && wait_iter--) {
                msleep(ABORT_POLLING_PERIOD);
        }
@@ -1810,6 +1817,13 @@ qla2x00_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
        /* Set ISP-type information. */
        qla2x00_set_isp_flags(ha);
+        /* Set EEH reset type to fundamental if required by hba */
+        if ( IS_QLA24XX(ha) || IS_QLA25XX(ha) || IS_QLA81XX(ha)) {
+                pdev->needs_freset = 1;
+                pci_save_state(pdev);
+        }
        /* Configure PCI I/O space */
        ret = qla2x00_iospace_config(ha);
        if (ret)
@@ -2174,6 +2188,24 @@ qla2x00_free_device(scsi_qla_host_t *vha)
 {
        struct qla_hw_data *ha = vha->hw;
+        qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
+        /* Disable timer */
+        if (vha->timer_active)
+                qla2x00_stop_timer(vha);
+        /* Kill the kernel thread for this host */
+        if (ha->dpc_thread) {
+                struct task_struct *t = ha->dpc_thread;
+                /*
+                 * qla2xxx_wake_dpc checks for ->dpc_thread
+                 * so we need to zero it out.
+                 */
+                ha->dpc_thread = NULL;
+                kthread_stop(t);
+        }
        qla25xx_delete_queues(vha);
        if (ha->flags.fce_enabled)
@@ -2185,6 +2217,8 @@ qla2x00_free_device(scsi_qla_host_t *vha)
        /* Stop currently executing firmware. */
        qla2x00_try_to_stop_firmware(vha);
+        vha->flags.online = 0;
        /* turn-off interrupts on the card */
        if (ha->interrupts_on)
                ha->isp_ops->disable_intrs(ha);
@@ -2859,6 +2893,13 @@ qla2x00_do_dpc(void *data)
                if (!base_vha->flags.init_done)
                        continue;
+                if (ha->flags.eeh_busy) {
+                        DEBUG17(qla_printk(KERN_WARNING, ha,
+                            "qla2x00_do_dpc: dpc_flags: %lx\n",
+                            base_vha->dpc_flags));
+                        continue;
+                }
                DEBUG3(printk("scsi(%ld): DPC handler\n", base_vha->host_no));
                ha->dpc_active = 1;
@@ -3049,8 +3090,13 @@ qla2x00_timer(scsi_qla_host_t *vha)
        int             index;
        srb_t           *sp;
        int             t;
+        uint16_t        w;
        struct qla_hw_data *ha = vha->hw;
        struct req_que *req;
+        /* Hardware read to raise pending EEH errors during mailbox waits. */
+        if (!pci_channel_offline(ha->pdev))
+                pci_read_config_word(ha->pdev, PCI_VENDOR_ID, &w);
        /*
         * Ports - Port down timer.
         *
@@ -3252,16 +3298,23 @@ qla2x00_release_firmware(void)
 static pci_ers_result_t
 qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state)
 {
-        scsi_qla_host_t *base_vha = pci_get_drvdata(pdev);
+        scsi_qla_host_t *vha = pci_get_drvdata(pdev);
+        struct qla_hw_data *ha = vha->hw;
+        DEBUG2(qla_printk(KERN_WARNING, ha, "error_detected:state %x\n",
+            state));
        switch (state) {
        case pci_channel_io_normal:
+                ha->flags.eeh_busy = 0;
                return PCI_ERS_RESULT_CAN_RECOVER;
        case pci_channel_io_frozen:
+                ha->flags.eeh_busy = 1;
                pci_disable_device(pdev);
                return PCI_ERS_RESULT_NEED_RESET;
        case pci_channel_io_perm_failure:
-                qla2x00_abort_all_cmds(base_vha, DID_NO_CONNECT << 16);
+                ha->flags.pci_channel_io_perm_failure = 1;
+                qla2x00_abort_all_cmds(vha, DID_NO_CONNECT << 16);
                return PCI_ERS_RESULT_DISCONNECT;
        }
        return PCI_ERS_RESULT_NEED_RESET;
@@ -3312,6 +3365,8 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
        struct qla_hw_data *ha = base_vha->hw;
        int rc;
+        DEBUG17(qla_printk(KERN_WARNING, ha, "slot_reset\n"));
        if (ha->mem_only)
                rc = pci_enable_device_mem(pdev);
        else
@@ -3320,19 +3375,33 @@ qla2xxx_pci_slot_reset(struct pci_dev *pdev)
        if (rc) {
                qla_printk(KERN_WARNING, ha,
                    "Can't re-enable PCI device after reset.\n");
                return ret;
        }
-        pci_set_master(pdev);
        if (ha->isp_ops->pci_config(base_vha))
                return ret;
+#ifdef QL_DEBUG_LEVEL_17
+        {
+                uint8_t b;
+                uint32_t i;
+                printk("slot_reset_1: ");
+                for (i = 0; i < 256; i++) {
+                        pci_read_config_byte(ha->pdev, i, &b);
+                        printk("%s%02x", (i%16) ? " " : "\n", b);
+                }
+                printk("\n");
+        }
+#endif
        set_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
        if (qla2x00_abort_isp(base_vha) == QLA_SUCCESS)
                ret =  PCI_ERS_RESULT_RECOVERED;
        clear_bit(ABORT_ISP_ACTIVE, &base_vha->dpc_flags);
+        DEBUG17(qla_printk(KERN_WARNING, ha,
+            "slot_reset-return:ret=%x\n", ret));
        return ret;
 }
@@ -3343,12 +3412,17 @@ qla2xxx_pci_resume(struct pci_dev *pdev)
        struct qla_hw_data *ha = base_vha->hw;
        int ret;
+        DEBUG17(qla_printk(KERN_WARNING, ha, "pci_resume\n"));
        ret = qla2x00_wait_for_hba_online(base_vha);
        if (ret != QLA_SUCCESS) {
                qla_printk(KERN_ERR, ha,
                    "the device failed to resume I/O "
                    "from slot/link_reset");
        }
+        ha->flags.eeh_busy = 0;
        pci_cleanup_aer_uncorrect_error_status(pdev);
 }
diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h
index c482220f7eed..a65dd95507c6 100644
--- a/drivers/scsi/qla2xxx/qla_version.h
+++ b/drivers/scsi/qla2xxx/qla_version.h
@@ -7,7 +7,7 @@
 /*
 * Driver version
 */
-#define QLA2XXX_VERSION      "8.03.01-k8"
+#define QLA2XXX_VERSION      "8.03.01-k9"
 #define QLA_DRIVER_MAJOR_VER    8
 #define QLA_DRIVER_MINOR_VER    3
diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c
index 3058bb1aff95..fd7b15be7640 100644
--- a/drivers/scsi/stex.c
+++ b/drivers/scsi/stex.c
@@ -623,6 +623,11 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *))
                }
                break;
        case INQUIRY:
+                if (lun >= host->max_lun) {
+                        cmd->result = DID_NO_CONNECT << 16;
+                        done(cmd);
+                        return 0;
+                }
                if (id != host->max_id - 1)
                        break;
                if (!lun && !cmd->device->channel &&