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path: root/drivers/scsi/lpfc/lpfc_hbadisc.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_hbadisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_hbadisc.c186
1 files changed, 77 insertions, 109 deletions
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index b2f1552f184..d586c3d3b0d 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -56,28 +56,63 @@ static uint8_t lpfcAlpaArray[] = {
static void lpfc_disc_timeout_handler(struct lpfc_hba *);
-static void
-lpfc_process_nodev_timeout(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
+void
+lpfc_terminate_rport_io(struct fc_rport *rport)
{
- uint8_t *name = (uint8_t *)&ndlp->nlp_portname;
- int warn_on = 0;
+ struct lpfc_rport_data *rdata;
+ struct lpfc_nodelist * ndlp;
+ struct lpfc_hba *phba;
- spin_lock_irq(phba->host->host_lock);
- if (!(ndlp->nlp_flag & NLP_NODEV_TMO)) {
- spin_unlock_irq(phba->host->host_lock);
+ rdata = rport->dd_data;
+ ndlp = rdata->pnode;
+
+ if (!ndlp) {
+ if (rport->roles & FC_RPORT_ROLE_FCP_TARGET)
+ printk(KERN_ERR "Cannot find remote node"
+ " to terminate I/O Data x%x\n",
+ rport->port_id);
return;
}
- /*
- * If a discovery event readded nodev_timer after timer
- * firing and before processing the timer, cancel the
- * nlp_tmofunc.
- */
- spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&ndlp->nlp_tmofunc);
+ phba = ndlp->nlp_phba;
+
spin_lock_irq(phba->host->host_lock);
+ if (ndlp->nlp_sid != NLP_NO_SID) {
+ lpfc_sli_abort_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring],
+ ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT);
+ }
+ spin_unlock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~NLP_NODEV_TMO;
+ return;
+}
+
+/*
+ * This function will be called when dev_loss_tmo fire.
+ */
+void
+lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
+{
+ struct lpfc_rport_data *rdata;
+ struct lpfc_nodelist * ndlp;
+ uint8_t *name;
+ int warn_on = 0;
+ struct lpfc_hba *phba;
+
+ rdata = rport->dd_data;
+ ndlp = rdata->pnode;
+
+ if (!ndlp) {
+ if (rport->roles & FC_RPORT_ROLE_FCP_TARGET)
+ printk(KERN_ERR "Cannot find remote node"
+ " for rport in dev_loss_tmo_callbk x%x\n",
+ rport->port_id);
+ return;
+ }
+
+ name = (uint8_t *)&ndlp->nlp_portname;
+ phba = ndlp->nlp_phba;
+
+ spin_lock_irq(phba->host->host_lock);
if (ndlp->nlp_sid != NLP_NO_SID) {
warn_on = 1;
@@ -85,11 +120,14 @@ lpfc_process_nodev_timeout(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
lpfc_sli_abort_iocb(phba, &phba->sli.ring[phba->sli.fcp_ring],
ndlp->nlp_sid, 0, 0, LPFC_CTX_TGT);
}
+ if (phba->fc_flag & FC_UNLOADING)
+ warn_on = 0;
+
spin_unlock_irq(phba->host->host_lock);
if (warn_on) {
lpfc_printf_log(phba, KERN_ERR, LOG_DISCOVERY,
- "%d:0203 Nodev timeout on "
+ "%d:0203 Devloss timeout on "
"WWPN %x:%x:%x:%x:%x:%x:%x:%x "
"NPort x%x Data: x%x x%x x%x\n",
phba->brd_no,
@@ -99,7 +137,7 @@ lpfc_process_nodev_timeout(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
ndlp->nlp_state, ndlp->nlp_rpi);
} else {
lpfc_printf_log(phba, KERN_INFO, LOG_DISCOVERY,
- "%d:0204 Nodev timeout on "
+ "%d:0204 Devloss timeout on "
"WWPN %x:%x:%x:%x:%x:%x:%x:%x "
"NPort x%x Data: x%x x%x x%x\n",
phba->brd_no,
@@ -109,7 +147,12 @@ lpfc_process_nodev_timeout(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp)
ndlp->nlp_state, ndlp->nlp_rpi);
}
- lpfc_disc_state_machine(phba, ndlp, NULL, NLP_EVT_DEVICE_RM);
+ ndlp->rport = NULL;
+ rdata->pnode = NULL;
+
+ if (!(phba->fc_flag & FC_UNLOADING))
+ lpfc_disc_state_machine(phba, ndlp, NULL, NLP_EVT_DEVICE_RM);
+
return;
}
@@ -127,11 +170,6 @@ lpfc_work_list_done(struct lpfc_hba * phba)
spin_unlock_irq(phba->host->host_lock);
free_evt = 1;
switch (evtp->evt) {
- case LPFC_EVT_NODEV_TMO:
- ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
- lpfc_process_nodev_timeout(phba, ndlp);
- free_evt = 0;
- break;
case LPFC_EVT_ELS_RETRY:
ndlp = (struct lpfc_nodelist *)(evtp->evt_arg1);
lpfc_els_retry_delay_handler(ndlp);
@@ -340,6 +378,9 @@ lpfc_linkdown(struct lpfc_hba * phba)
spin_unlock_irq(phba->host->host_lock);
}
+ fc_host_post_event(phba->host, fc_get_event_number(),
+ FCH_EVT_LINKDOWN, 0);
+
/* Clean up any firmware default rpi's */
if ((mb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL))) {
lpfc_unreg_did(phba, 0xffffffff, mb);
@@ -374,16 +415,6 @@ lpfc_linkdown(struct lpfc_hba * phba)
rc = lpfc_disc_state_machine(phba, ndlp, NULL,
NLP_EVT_DEVICE_RECOVERY);
- /* Check config parameter use-adisc or FCP-2 */
- if ((rc != NLP_STE_FREED_NODE) &&
- (phba->cfg_use_adisc == 0) &&
- !(ndlp->nlp_fcp_info & NLP_FCP_2_DEVICE)) {
- /* We know we will have to relogin, so
- * unreglogin the rpi right now to fail
- * any outstanding I/Os quickly.
- */
- lpfc_unreg_rpi(phba, ndlp);
- }
}
}
@@ -427,6 +458,9 @@ lpfc_linkup(struct lpfc_hba * phba)
struct list_head *listp, *node_list[7];
int i;
+ fc_host_post_event(phba->host, fc_get_event_number(),
+ FCH_EVT_LINKUP, 0);
+
spin_lock_irq(phba->host->host_lock);
phba->hba_state = LPFC_LINK_UP;
phba->fc_flag &= ~(FC_PT2PT | FC_PT2PT_PLOGI | FC_ABORT_DISCOVERY |
@@ -638,6 +672,8 @@ lpfc_mbx_cmpl_read_sparam(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
memcpy((uint8_t *) & phba->fc_sparam, (uint8_t *) mp->virt,
sizeof (struct serv_parm));
+ if (phba->cfg_soft_wwpn)
+ u64_to_wwn(phba->cfg_soft_wwpn, phba->fc_sparam.portName.u.wwn);
memcpy((uint8_t *) & phba->fc_nodename,
(uint8_t *) & phba->fc_sparam.nodeName,
sizeof (struct lpfc_name));
@@ -1098,8 +1134,11 @@ lpfc_unregister_remote_port(struct lpfc_hba * phba,
struct fc_rport *rport = ndlp->rport;
struct lpfc_rport_data *rdata = rport->dd_data;
- ndlp->rport = NULL;
- rdata->pnode = NULL;
+ if (rport->scsi_target_id == -1) {
+ ndlp->rport = NULL;
+ rdata->pnode = NULL;
+ }
+
fc_remote_port_delete(rport);
return;
@@ -1227,17 +1266,6 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
list_add_tail(&nlp->nlp_listp, &phba->fc_nlpunmap_list);
phba->fc_unmap_cnt++;
phba->nport_event_cnt++;
- /* stop nodev tmo if running */
- if (nlp->nlp_flag & NLP_NODEV_TMO) {
- nlp->nlp_flag &= ~NLP_NODEV_TMO;
- spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&nlp->nlp_tmofunc);
- spin_lock_irq(phba->host->host_lock);
- if (!list_empty(&nlp->nodev_timeout_evt.evt_listp))
- list_del_init(&nlp->nodev_timeout_evt.
- evt_listp);
-
- }
nlp->nlp_flag &= ~NLP_NODEV_REMOVE;
nlp->nlp_type |= NLP_FC_NODE;
break;
@@ -1248,17 +1276,6 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
list_add_tail(&nlp->nlp_listp, &phba->fc_nlpmap_list);
phba->fc_map_cnt++;
phba->nport_event_cnt++;
- /* stop nodev tmo if running */
- if (nlp->nlp_flag & NLP_NODEV_TMO) {
- nlp->nlp_flag &= ~NLP_NODEV_TMO;
- spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&nlp->nlp_tmofunc);
- spin_lock_irq(phba->host->host_lock);
- if (!list_empty(&nlp->nodev_timeout_evt.evt_listp))
- list_del_init(&nlp->nodev_timeout_evt.
- evt_listp);
-
- }
nlp->nlp_flag &= ~NLP_NODEV_REMOVE;
break;
case NLP_NPR_LIST:
@@ -1267,11 +1284,6 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
list_add_tail(&nlp->nlp_listp, &phba->fc_npr_list);
phba->fc_npr_cnt++;
- if (!(nlp->nlp_flag & NLP_NODEV_TMO))
- mod_timer(&nlp->nlp_tmofunc,
- jiffies + HZ * phba->cfg_nodev_tmo);
-
- nlp->nlp_flag |= NLP_NODEV_TMO;
nlp->nlp_flag &= ~NLP_RCV_PLOGI;
break;
case NLP_JUST_DQ:
@@ -1301,7 +1313,8 @@ lpfc_nlp_list(struct lpfc_hba * phba, struct lpfc_nodelist * nlp, int list)
* already. If we have, and it's a scsi entity, be
* sure to unblock any attached scsi devices
*/
- if (!nlp->rport)
+ if ((!nlp->rport) || (nlp->rport->port_state ==
+ FC_PORTSTATE_BLOCKED))
lpfc_register_remote_port(phba, nlp);
/*
@@ -1575,15 +1588,12 @@ lpfc_freenode(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
lpfc_els_abort(phba,ndlp,0);
spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~(NLP_NODEV_TMO|NLP_DELAY_TMO);
+ ndlp->nlp_flag &= ~NLP_DELAY_TMO;
spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&ndlp->nlp_tmofunc);
ndlp->nlp_last_elscmd = 0;
del_timer_sync(&ndlp->nlp_delayfunc);
- if (!list_empty(&ndlp->nodev_timeout_evt.evt_listp))
- list_del_init(&ndlp->nodev_timeout_evt.evt_listp);
if (!list_empty(&ndlp->els_retry_evt.evt_listp))
list_del_init(&ndlp->els_retry_evt.evt_listp);
@@ -1600,16 +1610,6 @@ lpfc_freenode(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
int
lpfc_nlp_remove(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp)
{
- if (ndlp->nlp_flag & NLP_NODEV_TMO) {
- spin_lock_irq(phba->host->host_lock);
- ndlp->nlp_flag &= ~NLP_NODEV_TMO;
- spin_unlock_irq(phba->host->host_lock);
- del_timer_sync(&ndlp->nlp_tmofunc);
- if (!list_empty(&ndlp->nodev_timeout_evt.evt_listp))
- list_del_init(&ndlp->nodev_timeout_evt.evt_listp);
-
- }
-
if (ndlp->nlp_flag & NLP_DELAY_TMO) {
lpfc_cancel_retry_delay_tmo(phba, ndlp);
@@ -2424,34 +2424,6 @@ lpfc_disc_timeout_handler(struct lpfc_hba *phba)
return;
}
-static void
-lpfc_nodev_timeout(unsigned long ptr)
-{
- struct lpfc_hba *phba;
- struct lpfc_nodelist *ndlp;
- unsigned long iflag;
- struct lpfc_work_evt *evtp;
-
- ndlp = (struct lpfc_nodelist *)ptr;
- phba = ndlp->nlp_phba;
- evtp = &ndlp->nodev_timeout_evt;
- spin_lock_irqsave(phba->host->host_lock, iflag);
-
- if (!list_empty(&evtp->evt_listp)) {
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
- return;
- }
- evtp->evt_arg1 = ndlp;
- evtp->evt = LPFC_EVT_NODEV_TMO;
- list_add_tail(&evtp->evt_listp, &phba->work_list);
- if (phba->work_wait)
- wake_up(phba->work_wait);
-
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
- return;
-}
-
-
/*
* This routine handles processing a NameServer REG_LOGIN mailbox
* command upon completion. It is setup in the LPFC_MBOXQ
@@ -2575,11 +2547,7 @@ lpfc_nlp_init(struct lpfc_hba * phba, struct lpfc_nodelist * ndlp,
uint32_t did)
{
memset(ndlp, 0, sizeof (struct lpfc_nodelist));
- INIT_LIST_HEAD(&ndlp->nodev_timeout_evt.evt_listp);
INIT_LIST_HEAD(&ndlp->els_retry_evt.evt_listp);
- init_timer(&ndlp->nlp_tmofunc);
- ndlp->nlp_tmofunc.function = lpfc_nodev_timeout;
- ndlp->nlp_tmofunc.data = (unsigned long)ndlp;
init_timer(&ndlp->nlp_delayfunc);
ndlp->nlp_delayfunc.function = lpfc_els_retry_delay;
ndlp->nlp_delayfunc.data = (unsigned long)ndlp;