diff options
Diffstat (limited to 'drivers/scsi/lpfc')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc.h | 9 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_attr.c | 21 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_crtn.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_ct.c | 12 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_els.c | 61 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_hbadisc.c | 157 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_init.c | 134 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_scsi.c | 92 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_vport.c | 41 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_vport.h | 2 |
10 files changed, 308 insertions, 223 deletions
diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index 3f64c4b81b0..6127635e627 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -528,10 +528,11 @@ struct lpfc_hba { struct fc_host_statistics link_stats; struct list_head port_list; - struct lpfc_vport *pport; /* physical lpfc_vport pointer */ - uint16_t max_vpi; /* Maximum virtual nports */ -#define LPFC_MAX_VPI 100 /* Max number of VPorts supported */ - unsigned long *vpi_bmask; /* vpi allocation table */ + struct lpfc_vport *pport; /* physical lpfc_vport pointer */ + uint16_t max_vpi; /* Maximum virtual nports */ +#define LPFC_MAX_VPI 100 /* Max number of VPI supported */ +#define LPFC_MAX_VPORTS (LPFC_MAX_VPI+1)/* Max number of VPorts supported */ + unsigned long *vpi_bmask; /* vpi allocation table */ /* Data structure used by fabric iocb scheduler */ struct list_head fabric_iocb_list; diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 860a52c090f..dbced066a36 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -1060,19 +1060,24 @@ lpfc_nodev_tmo_init(struct lpfc_hba *phba, int val) static void lpfc_update_rport_devloss_tmo(struct lpfc_hba *phba) { - struct lpfc_vport *vport; + struct lpfc_vport **vports; struct Scsi_Host *shost; struct lpfc_nodelist *ndlp; + int i; - list_for_each_entry(vport, &phba->port_list, listentry) { - shost = lpfc_shost_from_vport(vport); - spin_lock_irq(shost->host_lock); - list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irq(shost->host_lock); + list_for_each_entry(ndlp, &vports[i]->fc_nodes, + nlp_listp) if (ndlp->rport) ndlp->rport->dev_loss_tmo = - phba->cfg_devloss_tmo; - spin_unlock_irq(shost->host_lock); - } + phba->cfg_devloss_tmo; + spin_unlock_irq(shost->host_lock); + } + lpfc_destroy_vport_work_array(vports); } static int diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h index f9fdc862028..6689d6f85ad 100644 --- a/drivers/scsi/lpfc/lpfc_crtn.h +++ b/drivers/scsi/lpfc/lpfc_crtn.h @@ -40,6 +40,7 @@ void lpfc_reg_vpi(struct lpfc_hba *, uint16_t, uint32_t, LPFC_MBOXQ_t *); void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *); void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t); +struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t); void lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove); int lpfc_linkdown(struct lpfc_hba *); void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *); @@ -117,6 +118,7 @@ void lpfc_els_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *, int lpfc_els_handle_rscn(struct lpfc_vport *); void lpfc_els_flush_rscn(struct lpfc_vport *); int lpfc_rscn_payload_check(struct lpfc_vport *, uint32_t); +void lpfc_els_flush_all_cmd(struct lpfc_hba *); void lpfc_els_flush_cmd(struct lpfc_vport *); int lpfc_els_disc_adisc(struct lpfc_vport *); int lpfc_els_disc_plogi(struct lpfc_vport *); diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c index edbebffa26c..43e2e33f9a0 100644 --- a/drivers/scsi/lpfc/lpfc_ct.c +++ b/drivers/scsi/lpfc/lpfc_ct.c @@ -390,17 +390,19 @@ lpfc_ct_cmd(struct lpfc_vport *vport, struct lpfc_dmabuf *inmp, return 0; } -static struct lpfc_vport * +struct lpfc_vport * lpfc_find_vport_by_did(struct lpfc_hba *phba, uint32_t did) { - struct lpfc_vport *vport_curr; + unsigned long flags; + spin_lock_irqsave(&phba->hbalock, flags); list_for_each_entry(vport_curr, &phba->port_list, listentry) { - if ((vport_curr->fc_myDID) && - (vport_curr->fc_myDID == did)) + if ((vport_curr->fc_myDID) && (vport_curr->fc_myDID == did)) { + spin_unlock_irqrestore(&phba->hbalock, flags); return vport_curr; + } } - + spin_unlock_irqrestore(&phba->hbalock, flags); return NULL; } diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index 68fc975d4e5..b8e048a467d 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -2800,7 +2800,6 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, struct Scsi_Host *shost = lpfc_shost_from_vport(vport); struct lpfc_hba *phba = vport->phba; struct lpfc_dmabuf *pcmd; - struct lpfc_vport *next_vport; uint32_t *lp, *datap; IOCB_t *icmd; uint32_t payload_len, length, nportid, *cmd; @@ -2850,13 +2849,8 @@ lpfc_els_rcv_rscn(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb, nportid = ((be32_to_cpu(nportid)) & Mask_DID); i -= sizeof(uint32_t); rscn_id++; - list_for_each_entry(next_vport, &phba->port_list, - listentry) { - if (nportid == next_vport->fc_myDID) { - hba_id++; - break; - } - } + if (lpfc_find_vport_by_did(phba, nportid)) + hba_id++; } if (rscn_id == hba_id) { /* ALL NPortIDs in RSCN are on HBA */ @@ -3740,6 +3734,50 @@ lpfc_els_flush_cmd(struct lpfc_vport *vport) return; } +void +lpfc_els_flush_all_cmd(struct lpfc_hba *phba) +{ + LIST_HEAD(completions); + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; + struct lpfc_iocbq *tmp_iocb, *piocb; + IOCB_t *cmd = NULL; + + lpfc_fabric_abort_hba(phba); + spin_lock_irq(&phba->hbalock); + list_for_each_entry_safe(piocb, tmp_iocb, &pring->txq, list) { + cmd = &piocb->iocb; + if (piocb->iocb_flag & LPFC_IO_LIBDFC) + continue; + /* Do not flush out the QUE_RING and ABORT/CLOSE iocbs */ + if (cmd->ulpCommand == CMD_QUE_RING_BUF_CN || + cmd->ulpCommand == CMD_QUE_RING_BUF64_CN || + cmd->ulpCommand == CMD_CLOSE_XRI_CN || + cmd->ulpCommand == CMD_ABORT_XRI_CN) + continue; + list_move_tail(&piocb->list, &completions); + pring->txq_cnt--; + } + list_for_each_entry_safe(piocb, tmp_iocb, &pring->txcmplq, list) { + if (piocb->iocb_flag & LPFC_IO_LIBDFC) + continue; + lpfc_sli_issue_abort_iotag(phba, pring, piocb); + } + spin_unlock_irq(&phba->hbalock); + while (!list_empty(&completions)) { + piocb = list_get_first(&completions, struct lpfc_iocbq, list); + cmd = &piocb->iocb; + list_del_init(&piocb->list); + if (!piocb->iocb_cmpl) + lpfc_sli_release_iocbq(phba, piocb); + else { + cmd->ulpStatus = IOSTAT_LOCAL_REJECT; + cmd->un.ulpWord[4] = IOERR_SLI_ABORTED; + (piocb->iocb_cmpl) (phba, piocb, piocb); + } + } + return; +} + static void lpfc_els_unsol_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, struct lpfc_vport *vport, struct lpfc_iocbq *elsiocb) @@ -4009,11 +4047,16 @@ static struct lpfc_vport * lpfc_find_vport_by_vpid(struct lpfc_hba *phba, uint16_t vpi) { struct lpfc_vport *vport; + unsigned long flags; + spin_lock_irqsave(&phba->hbalock, flags); list_for_each_entry(vport, &phba->port_list, listentry) { - if (vport->vpi == vpi) + if (vport->vpi == vpi) { + spin_unlock_irqrestore(&phba->hbalock, flags); return vport; + } } + spin_unlock_irqrestore(&phba->hbalock, flags); return NULL; } diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c index ea27bbb8155..556d55fc945 100644 --- a/drivers/scsi/lpfc/lpfc_hbadisc.c +++ b/drivers/scsi/lpfc/lpfc_hbadisc.c @@ -349,7 +349,8 @@ lpfc_work_done(struct lpfc_hba *phba) { struct lpfc_sli_ring *pring; uint32_t ha_copy, status, control, work_port_events; - struct lpfc_vport *vport; + struct lpfc_vport **vports; + int i; spin_lock_irq(&phba->hbalock); ha_copy = phba->work_ha; @@ -364,48 +365,31 @@ lpfc_work_done(struct lpfc_hba *phba) if (ha_copy & HA_LATT) lpfc_handle_latt(phba); - - spin_lock_irq(&phba->hbalock); - list_for_each_entry(vport, &phba->port_list, listentry) { - struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - - if (!scsi_host_get(shost)) { - continue; + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + work_port_events = vports[i]->work_port_events; + if (work_port_events & WORKER_DISC_TMO) + lpfc_disc_timeout_handler(vports[i]); + if (work_port_events & WORKER_ELS_TMO) + lpfc_els_timeout_handler(vports[i]); + if (work_port_events & WORKER_HB_TMO) + lpfc_hb_timeout_handler(phba); + if (work_port_events & WORKER_MBOX_TMO) + lpfc_mbox_timeout_handler(phba); + if (work_port_events & WORKER_FABRIC_BLOCK_TMO) + lpfc_unblock_fabric_iocbs(phba); + if (work_port_events & WORKER_FDMI_TMO) + lpfc_fdmi_timeout_handler(vports[i]); + if (work_port_events & WORKER_RAMP_DOWN_QUEUE) + lpfc_ramp_down_queue_handler(phba); + if (work_port_events & WORKER_RAMP_UP_QUEUE) + lpfc_ramp_up_queue_handler(phba); + spin_lock_irq(&vports[i]->work_port_lock); + vports[i]->work_port_events &= ~work_port_events; + spin_unlock_irq(&vports[i]->work_port_lock); } - spin_unlock_irq(&phba->hbalock); - work_port_events = vport->work_port_events; - - if (work_port_events & WORKER_DISC_TMO) - lpfc_disc_timeout_handler(vport); - - if (work_port_events & WORKER_ELS_TMO) - lpfc_els_timeout_handler(vport); - - if (work_port_events & WORKER_HB_TMO) - lpfc_hb_timeout_handler(phba); - - if (work_port_events & WORKER_MBOX_TMO) - lpfc_mbox_timeout_handler(phba); - - if (work_port_events & WORKER_FABRIC_BLOCK_TMO) - lpfc_unblock_fabric_iocbs(phba); - - if (work_port_events & WORKER_FDMI_TMO) - lpfc_fdmi_timeout_handler(vport); - - if (work_port_events & WORKER_RAMP_DOWN_QUEUE) - lpfc_ramp_down_queue_handler(phba); - - if (work_port_events & WORKER_RAMP_UP_QUEUE) - lpfc_ramp_up_queue_handler(phba); - - spin_lock_irq(&vport->work_port_lock); - vport->work_port_events &= ~work_port_events; - spin_unlock_irq(&vport->work_port_lock); - scsi_host_put(shost); - spin_lock_irq(&phba->hbalock); - } - spin_unlock_irq(&phba->hbalock); + lpfc_destroy_vport_work_array(vports); pring = &phba->sli.ring[LPFC_ELS_RING]; status = (ha_copy & (HA_RXMASK << (4*LPFC_ELS_RING))); @@ -448,32 +432,22 @@ static int check_work_wait_done(struct lpfc_hba *phba) { struct lpfc_vport *vport; - struct lpfc_sli_ring *pring; + struct lpfc_sli_ring *pring = &phba->sli.ring[LPFC_ELS_RING]; int rc = 0; spin_lock_irq(&phba->hbalock); list_for_each_entry(vport, &phba->port_list, listentry) { if (vport->work_port_events) { rc = 1; - goto exit; + break; } } - - if (phba->work_ha || (!list_empty(&phba->work_list)) || - kthread_should_stop()) { - rc = 1; - goto exit; - } - - pring = &phba->sli.ring[LPFC_ELS_RING]; - if (pring->flag & LPFC_DEFERRED_RING_EVENT) + if (rc || phba->work_ha || (!list_empty(&phba->work_list)) || + kthread_should_stop() || pring->flag & LPFC_DEFERRED_RING_EVENT) { rc = 1; -exit: - if (rc) phba->work_found++; - else + } else phba->work_found = 0; - spin_unlock_irq(&phba->hbalock); return rc; } @@ -601,7 +575,6 @@ lpfc_linkdown_port(struct lpfc_vport *vport) /* free any ndlp's on unused list */ list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp) - /* free any ndlp's in unused state */ if (ndlp->nlp_state == NLP_STE_UNUSED_NODE) lpfc_drop_node(vport, ndlp); @@ -614,8 +587,9 @@ lpfc_linkdown(struct lpfc_hba *phba) { struct lpfc_vport *vport = phba->pport; struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - struct lpfc_vport *port_iterator; + struct lpfc_vport **vports; LPFC_MBOXQ_t *mb; + int i; if (phba->link_state == LPFC_LINK_DOWN) { return 0; @@ -626,13 +600,13 @@ lpfc_linkdown(struct lpfc_hba *phba) phba->pport->fc_flag &= ~FC_LBIT; } spin_unlock_irq(&phba->hbalock); - - list_for_each_entry(port_iterator, &phba->port_list, listentry) { - - /* Issue a LINK DOWN event to all nodes */ - lpfc_linkdown_port(port_iterator); - } - + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + /* Issue a LINK DOWN event to all nodes */ + lpfc_linkdown_port(vports[i]); + } + lpfc_destroy_vport_work_array(vports); /* Clean up any firmware default rpi's */ mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL); if (mb) { @@ -733,7 +707,8 @@ lpfc_linkup_port(struct lpfc_vport *vport) static int lpfc_linkup(struct lpfc_hba *phba) { - struct lpfc_vport *vport; + struct lpfc_vport **vports; + int i; phba->link_state = LPFC_LINK_UP; @@ -741,9 +716,11 @@ lpfc_linkup(struct lpfc_hba *phba) clear_bit(FABRIC_COMANDS_BLOCKED, &phba->bit_flags); del_timer_sync(&phba->fabric_block_timer); - list_for_each_entry(vport, &phba->port_list, listentry) { - lpfc_linkup_port(vport); - } + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) + lpfc_linkup_port(vports[i]); + lpfc_destroy_vport_work_array(vports); if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) lpfc_issue_clear_la(phba, phba->pport); @@ -1298,15 +1275,15 @@ void lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) { struct lpfc_vport *vport = pmb->vport; - struct lpfc_vport *next_vport; MAILBOX_t *mb = &pmb->mb; struct lpfc_dmabuf *mp = (struct lpfc_dmabuf *) (pmb->context1); struct lpfc_nodelist *ndlp; - ndlp = (struct lpfc_nodelist *) pmb->context2; + struct lpfc_vport **vports; + int i; + ndlp = (struct lpfc_nodelist *) pmb->context2; pmb->context1 = NULL; pmb->context2 = NULL; - if (mb->mbxStatus) { lpfc_mbuf_free(phba, mp->virt, mp->phys); kfree(mp); @@ -1337,21 +1314,27 @@ lpfc_mbx_cmpl_fabric_reg_login(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb) lpfc_nlp_put(ndlp); /* Drop the reference from the mbox */ if (vport->port_state == LPFC_FABRIC_CFG_LINK) { - list_for_each_entry(next_vport, &phba->port_list, listentry) { - if (next_vport->port_type == LPFC_PHYSICAL_PORT) - continue; - - if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) - lpfc_initial_fdisc(next_vport); - else if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) { - lpfc_vport_set_state(vport, - FC_VPORT_NO_FABRIC_SUPP); - lpfc_printf_log(phba, KERN_ERR, LOG_ELS, - "%d (%d):0259 No NPIV Fabric " - "support\n", - phba->brd_no, vport->vpi); + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; + i < LPFC_MAX_VPORTS && vports[i] != NULL; + i++) { + if (vports[i]->port_type == LPFC_PHYSICAL_PORT) + continue; + if (phba->link_flag & LS_NPIV_FAB_SUPPORTED) + lpfc_initial_fdisc(vports[i]); + else if (phba->sli3_options & + LPFC_SLI3_NPIV_ENABLED) { + lpfc_vport_set_state(vports[i], + FC_VPORT_NO_FABRIC_SUPP); + lpfc_printf_log(phba, KERN_ERR, LOG_ELS, + "%d (%d):0259 No NPIV " + "Fabric support\n", + phba->brd_no, + vports[i]->vpi); + } } - } + lpfc_destroy_vport_work_array(vports); lpfc_do_scr_ns_plogi(phba, vport); } diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c index 07bd0dcdf0d..484070c8297 100644 --- a/drivers/scsi/lpfc/lpfc_init.c +++ b/drivers/scsi/lpfc/lpfc_init.c @@ -437,16 +437,18 @@ lpfc_config_port_post(struct lpfc_hba *phba) int lpfc_hba_down_prep(struct lpfc_hba *phba) { - struct lpfc_vport *vport = phba->pport; + struct lpfc_vport **vports; + int i; /* Disable interrupts */ writel(0, phba->HCregaddr); readl(phba->HCregaddr); /* flush */ - list_for_each_entry(vport, &phba->port_list, listentry) { - lpfc_cleanup_discovery_resources(vport); - } - + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) + lpfc_cleanup_discovery_resources(vports[i]); + lpfc_destroy_vport_work_array(vports); return 0; } @@ -615,9 +617,10 @@ lpfc_handle_eratt(struct lpfc_hba *phba) struct lpfc_vport *vport = phba->pport; struct lpfc_sli *psli = &phba->sli; struct lpfc_sli_ring *pring; - struct lpfc_vport *port_iterator; + struct lpfc_vport **vports; uint32_t event_data; struct Scsi_Host *shost; + int i; /* If the pci channel is offline, ignore possible errors, * since we cannot communicate with the pci card anyway. */ @@ -632,14 +635,17 @@ lpfc_handle_eratt(struct lpfc_hba *phba) "Data: x%x x%x x%x\n", phba->brd_no, phba->work_hs, phba->work_status[0], phba->work_status[1]); - list_for_each_entry(port_iterator, &phba->port_list, - listentry) { - shost = lpfc_shost_from_vport(port_iterator); - - spin_lock_irq(shost->host_lock); - port_iterator->fc_flag |= FC_ESTABLISH_LINK; - spin_unlock_irq(shost->host_lock); - } + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; + i < LPFC_MAX_VPORTS && vports[i] != NULL; + i++){ + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irq(shost->host_lock); + vports[i]->fc_flag |= FC_ESTABLISH_LINK; + spin_unlock_irq(shost->host_lock); + } + lpfc_destroy_vport_work_array(vports); spin_lock_irq(&phba->hbalock); psli->sli_flag &= ~LPFC_SLI2_ACTIVE; spin_unlock_irq(&phba->hbalock); @@ -708,7 +714,6 @@ lpfc_handle_latt(struct lpfc_hba *phba) { struct lpfc_vport *vport = phba->pport; struct lpfc_sli *psli = &phba->sli; - struct lpfc_vport *port_iterator; LPFC_MBOXQ_t *pmb; volatile uint32_t control; struct lpfc_dmabuf *mp; @@ -729,8 +734,7 @@ lpfc_handle_latt(struct lpfc_hba *phba) rc = -EIO; /* Cleanup any outstanding ELS commands */ - list_for_each_entry(port_iterator, &phba->port_list, listentry) - lpfc_els_flush_cmd(port_iterator); + lpfc_els_flush_all_cmd(phba); psli->slistat.link_event++; lpfc_read_la(phba, pmb, mp); @@ -1313,22 +1317,26 @@ static void lpfc_establish_link_tmo(unsigned long ptr) { struct lpfc_hba *phba = (struct lpfc_hba *) ptr; - struct lpfc_vport *vport = phba->pport; + struct lpfc_vport **vports; unsigned long iflag; + int i; /* Re-establishing Link, timer expired */ lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT, "%d:1300 Re-establishing Link, timer expired " "Data: x%x x%x\n", - phba->brd_no, vport->fc_flag, - vport->port_state); - list_for_each_entry(vport, &phba->port_list, listentry) { - struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - - spin_lock_irqsave(shost->host_lock, iflag); - vport->fc_flag &= ~FC_ESTABLISH_LINK; - spin_unlock_irqrestore(shost->host_lock, iflag); - } + phba->brd_no, phba->pport->fc_flag, + phba->pport->port_state); + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + struct Scsi_Host *shost; + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irqsave(shost->host_lock, iflag); + vports[i]->fc_flag &= ~FC_ESTABLISH_LINK; + spin_unlock_irqrestore(shost->host_lock, iflag); + } + lpfc_destroy_vport_work_array(vports); } void @@ -1343,12 +1351,16 @@ lpfc_stop_vport_timers(struct lpfc_vport *vport) static void lpfc_stop_phba_timers(struct lpfc_hba *phba) { - struct lpfc_vport *vport; + struct lpfc_vport **vports; + int i; del_timer_sync(&phba->fcp_poll_timer); del_timer_sync(&phba->fc_estabtmo); - list_for_each_entry(vport, &phba->port_list, listentry) - lpfc_stop_vport_timers(vport); + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) + lpfc_stop_vport_timers(vports[i]); + lpfc_destroy_vport_work_array(vports); del_timer_sync(&phba->sli.mbox_tmo); del_timer_sync(&phba->fabric_block_timer); phba->hb_outstanding = 0; @@ -1360,6 +1372,8 @@ int lpfc_online(struct lpfc_hba *phba) { struct lpfc_vport *vport = phba->pport; + struct lpfc_vport **vports; + int i; if (!phba) return 0; @@ -1383,14 +1397,18 @@ lpfc_online(struct lpfc_hba *phba) return 1; } - list_for_each_entry(vport, &phba->port_list, listentry) { - struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - spin_lock_irq(shost->host_lock); - vport->fc_flag &= ~FC_OFFLINE_MODE; - if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) - vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI; - spin_unlock_irq(shost->host_lock); - } + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + struct Scsi_Host *shost; + shost = lpfc_shost_from_vport(vports[i]); + spin_lock_irq(shost->host_lock); + vports[i]->fc_flag &= ~FC_OFFLINE_MODE; + if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED) + vports[i]->fc_flag |= FC_VPORT_NEEDS_REG_VPI; + spin_unlock_irq(shost->host_lock); + } + lpfc_destroy_vport_work_array(vports); lpfc_unblock_mgmt_io(phba); return 0; @@ -1440,39 +1458,35 @@ lpfc_offline_prep(struct lpfc_hba * phba) void lpfc_offline(struct lpfc_hba *phba) { - struct lpfc_vport *vport = phba->pport; - struct Scsi_Host *shost = lpfc_shost_from_vport(vport); - struct lpfc_vport *port_iterator; + struct Scsi_Host *shost; + struct lpfc_vport **vports; + int i; - if (vport->fc_flag & FC_OFFLINE_MODE) + if (phba->pport->fc_flag & FC_OFFLINE_MODE) return; /* stop all timers associated with this hba */ lpfc_stop_phba_timers(phba); - list_for_each_entry(port_iterator, &phba->port_list, listentry) { - port_iterator->work_port_events = 0; - } - lpfc_printf_log(phba, KERN_WARNING, LOG_INIT, "%d:0460 Bring Adapter offline\n", phba->brd_no); - /* Bring down the SLI Layer and cleanup. The HBA is offline now. */ lpfc_sli_hba_down(phba); spin_lock_irq(&phba->hbalock); phba->work_ha = 0; - vport->fc_flag |= FC_OFFLINE_MODE; spin_unlock_irq(&phba->hbalock); - list_for_each_entry(port_iterator, &phba->port_list, listentry) { - shost = lpfc_shost_from_vport(port_iterator); - - lpfc_cleanup(port_iterator); - spin_lock_irq(shost->host_lock); - vport->work_port_events = 0; - vport->fc_flag |= FC_OFFLINE_MODE; - spin_unlock_irq(shost->host_lock); - } + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + lpfc_cleanup(vports[i]); + spin_lock_irq(shost->host_lock); + vports[i]->work_port_events = 0; + vports[i]->fc_flag |= FC_OFFLINE_MODE; + spin_unlock_irq(shost->host_lock); + } + lpfc_destroy_vport_work_array(vports); } /****************************************************************************** @@ -1509,7 +1523,6 @@ lpfc_scsi_free(struct lpfc_hba *phba) return 0; } - struct lpfc_vport * lpfc_create_port(struct lpfc_hba *phba, int instance, struct fc_vport *fc_vport) { @@ -1570,7 +1583,9 @@ lpfc_create_port(struct lpfc_hba *phba, int instance, struct fc_vport *fc_vport) if (error) goto out_put_shost; + spin_lock_irq(&phba->hbalock); list_add_tail(&vport->listentry, &phba->port_list); + spin_unlock_irq(&phba->hbalock); return vport; out_put_shost: @@ -1990,8 +2005,10 @@ lpfc_pci_remove_one(struct pci_dev *pdev) struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata; struct lpfc_hba *phba = vport->phba; struct lpfc_vport *port_iterator; + spin_lock_irq(&phba->hbalock); list_for_each_entry(port_iterator, &phba->port_list, listentry) port_iterator->load_flag |= FC_UNLOADING; + spin_unlock_irq(&phba->hbalock); kfree(vport->vname); lpfc_free_sysfs_attr(vport); @@ -2012,7 +2029,6 @@ lpfc_pci_remove_one(struct pci_dev *pdev) list_del_init(&vport->listentry); spin_unlock_irq(&phba->hbalock); - lpfc_debugfs_terminate(vport); lpfc_cleanup(vport); diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index 8f45bbc4212..0284ded96ba 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -119,42 +119,40 @@ lpfc_rampup_queue_depth(struct lpfc_hba *phba, void lpfc_ramp_down_queue_handler(struct lpfc_hba *phba) { - struct lpfc_vport *vport; - struct Scsi_Host *host; + struct lpfc_vport **vports; + struct Scsi_Host *shost; struct scsi_device *sdev; unsigned long new_queue_depth; unsigned long num_rsrc_err, num_cmd_success; + int i; num_rsrc_err = atomic_read(&phba->num_rsrc_err); num_cmd_success = atomic_read(&phba->num_cmd_success); - spin_lock_irq(&phba->hbalock); - list_for_each_entry(vport, &phba->port_list, listentry) { - host = lpfc_shost_from_vport(vport); - if (!scsi_host_get(host)) - continue; - - spin_unlock_irq(&phba->hbalock); - - shost_for_each_device(sdev, host) { - new_queue_depth = sdev->queue_depth * num_rsrc_err / - (num_rsrc_err + num_cmd_success); - if (!new_queue_depth) - new_queue_depth = sdev->queue_depth - 1; - else + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + shost_for_each_device(sdev, shost) { new_queue_depth = - sdev->queue_depth - new_queue_depth; - - if (sdev->ordered_tags) - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, - new_queue_depth); - else - scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, - new_queue_depth); + sdev->queue_depth * num_rsrc_err / + (num_rsrc_err + num_cmd_success); + if (!new_queue_depth) + new_queue_depth = sdev->queue_depth - 1; + else + new_queue_depth = sdev->queue_depth - + new_queue_depth; + if (sdev->ordered_tags) + scsi_adjust_queue_depth(sdev, + MSG_ORDERED_TAG, + new_queue_depth); + else + scsi_adjust_queue_depth(sdev, + MSG_SIMPLE_TAG, + new_queue_depth); + } } - spin_lock_irq(&phba->hbalock); - scsi_host_put(host); - } + lpfc_destroy_vport_work_array(vports); spin_unlock_irq(&phba->hbalock); atomic_set(&phba->num_rsrc_err, 0); atomic_set(&phba->num_cmd_success, 0); @@ -163,29 +161,27 @@ lpfc_ramp_down_queue_handler(struct lpfc_hba *phba) void lpfc_ramp_up_queue_handler(struct lpfc_hba *phba) { - struct lpfc_vport *vport; - struct Scsi_Host *host; + struct lpfc_vport **vports; + struct Scsi_Host *shost; struct scsi_device *sdev; - - spin_lock_irq(&phba->hbalock); - list_for_each_entry(vport, &phba->port_list, listentry) { - host = lpfc_shost_from_vport(vport); - if (!scsi_host_get(host)) - continue; - - spin_unlock_irq(&phba->hbalock); - shost_for_each_device(sdev, host) { - if (sdev->ordered_tags) - scsi_adjust_queue_depth(sdev, MSG_ORDERED_TAG, - sdev->queue_depth+1); - else - scsi_adjust_queue_depth(sdev, MSG_SIMPLE_TAG, - sdev->queue_depth+1); + int i; + + vports = lpfc_create_vport_work_array(phba); + if (vports != NULL) + for(i = 0; i < LPFC_MAX_VPORTS && vports[i] != NULL; i++) { + shost = lpfc_shost_from_vport(vports[i]); + shost_for_each_device(sdev, shost) { + if (sdev->ordered_tags) + scsi_adjust_queue_depth(sdev, + MSG_ORDERED_TAG, + sdev->queue_depth+1); + else + scsi_adjust_queue_depth(sdev, + MSG_SIMPLE_TAG, + sdev->queue_depth+1); + } } - spin_lock_irq(&phba->hbalock); - scsi_host_put(host); - } - spin_unlock_irq(&phba->hbalock); + lpfc_destroy_vport_work_array(vports); atomic_set(&phba->num_rsrc_err, 0); atomic_set(&phba->num_cmd_success, 0); } diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index c5918a64301..e066855b078 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -176,16 +176,21 @@ static int lpfc_unique_wwpn(struct lpfc_hba *phba, struct lpfc_vport *new_vport) { struct lpfc_vport *vport; + unsigned long flags; + spin_lock_irqsave(&phba->hbalock, flags); list_for_each_entry(vport, &phba->port_list, listentry) { if (vport == new_vport) continue; /* If they match, return not unique */ if (memcmp(&vport->fc_sparam.portName, - &new_vport->fc_sparam.portName, - sizeof(struct lpfc_name)) == 0) + &new_vport->fc_sparam.portName, + sizeof(struct lpfc_name)) == 0) { + spin_unlock_irqrestore(&phba->hbalock, flags); return 0; + } } + spin_unlock_irqrestore(&phba->hbalock, flags); return 1; } @@ -524,6 +529,36 @@ out: return rc; } - EXPORT_SYMBOL(lpfc_vport_create); EXPORT_SYMBOL(lpfc_vport_delete); + +struct lpfc_vport ** +lpfc_create_vport_work_array(struct lpfc_hba *phba) +{ + struct lpfc_vport *port_iterator; + struct lpfc_vport **vports; + int index = 0; + vports = kzalloc(LPFC_MAX_VPORTS * sizeof(struct lpfc_vport *), + GFP_KERNEL); + if (vports == NULL) + return NULL; + spin_lock_irq(&phba->hbalock); + list_for_each_entry(port_iterator, &phba->port_list, listentry) { + if (!scsi_host_get(lpfc_shost_from_vport(port_iterator))) + continue; + vports[index++] = port_iterator; + } + spin_unlock_irq(&phba->hbalock); + return vports; +} + +void +lpfc_destroy_vport_work_array(struct lpfc_vport **vports) +{ + int i; + if (vports == NULL) + return; + for (i=0; vports[i] != NULL && i < LPFC_MAX_VPORTS; i++) + scsi_host_put(lpfc_shost_from_vport(vports[i])); + kfree(vports); +} diff --git a/drivers/scsi/lpfc/lpfc_vport.h b/drivers/scsi/lpfc/lpfc_vport.h index f223550f8cb..91da17751a3 100644 --- a/drivers/scsi/lpfc/lpfc_vport.h +++ b/drivers/scsi/lpfc/lpfc_vport.h @@ -88,6 +88,8 @@ int lpfc_vport_create(struct fc_vport *, bool); int lpfc_vport_delete(struct fc_vport *); int lpfc_vport_getinfo(struct Scsi_Host *, struct vport_info *); int lpfc_vport_tgt_remove(struct Scsi_Host *, uint, uint); +struct lpfc_vport **lpfc_create_vport_work_array(struct lpfc_hba *); +void lpfc_destroy_vport_work_array(struct lpfc_vport **); /* * queuecommand VPORT-specific return codes. Specified in the host byte code. |