diff options
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_nportdisc.c | 61 | ||||
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_sli.c | 14 |
2 files changed, 45 insertions, 30 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index c4172791c267..b24fabbf20c4 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -47,6 +47,18 @@ #include "lpfc_debugfs.h" +/* Called to clear RSCN discovery flags when driver is unloading. */ +static bool +lpfc_check_unload_and_clr_rscn(unsigned long *fc_flag) +{ + /* If unloading, then clear the FC_RSCN_DEFERRED flag */ + if (test_bit(FC_UNLOADING, fc_flag)) { + clear_bit(FC_RSCN_DEFERRED, fc_flag); + return false; + } + return test_bit(FC_RSCN_DEFERRED, fc_flag); +} + /* Called to verify a rcv'ed ADISC was intended for us. */ static int lpfc_check_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, @@ -213,8 +225,10 @@ void lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) { LIST_HEAD(abort_list); + LIST_HEAD(drv_cmpl_list); struct lpfc_sli_ring *pring; struct lpfc_iocbq *iocb, *next_iocb; + int retval = 0; pring = lpfc_phba_elsring(phba); @@ -250,11 +264,20 @@ lpfc_els_abort(struct lpfc_hba *phba, struct lpfc_nodelist *ndlp) /* Abort the targeted IOs and remove them from the abort list. */ list_for_each_entry_safe(iocb, next_iocb, &abort_list, dlist) { - spin_lock_irq(&phba->hbalock); - list_del_init(&iocb->dlist); - lpfc_sli_issue_abort_iotag(phba, pring, iocb, NULL); - spin_unlock_irq(&phba->hbalock); + spin_lock_irq(&phba->hbalock); + list_del_init(&iocb->dlist); + retval = lpfc_sli_issue_abort_iotag(phba, pring, iocb, NULL); + spin_unlock_irq(&phba->hbalock); + + if (retval && test_bit(FC_UNLOADING, &phba->pport->load_flag)) { + list_del_init(&iocb->list); + list_add_tail(&iocb->list, &drv_cmpl_list); + } } + + lpfc_sli_cancel_iocbs(phba, &drv_cmpl_list, IOSTAT_LOCAL_REJECT, + IOERR_SLI_ABORTED); + /* Make sure HBA is alive */ lpfc_issue_hb_tmo(phba); @@ -1604,10 +1627,8 @@ lpfc_device_recov_plogi_issue(struct lpfc_vport *vport, { struct lpfc_hba *phba = vport->phba; - /* Don't do anything that will mess up processing of the - * previous RSCN. - */ - if (test_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) + /* Don't do anything that disrupts the RSCN unless lpfc is unloading. */ + if (lpfc_check_unload_and_clr_rscn(&vport->fc_flag)) return ndlp->nlp_state; /* software abort outstanding PLOGI */ @@ -1790,10 +1811,8 @@ lpfc_device_recov_adisc_issue(struct lpfc_vport *vport, { struct lpfc_hba *phba = vport->phba; - /* Don't do anything that will mess up processing of the - * previous RSCN. - */ - if (test_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) + /* Don't do anything that disrupts the RSCN unless lpfc is unloading. */ + if (lpfc_check_unload_and_clr_rscn(&vport->fc_flag)) return ndlp->nlp_state; /* software abort outstanding ADISC */ @@ -2059,10 +2078,8 @@ lpfc_device_recov_reglogin_issue(struct lpfc_vport *vport, void *arg, uint32_t evt) { - /* Don't do anything that will mess up processing of the - * previous RSCN. - */ - if (test_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) + /* Don't do anything that disrupts the RSCN unless lpfc is unloading. */ + if (lpfc_check_unload_and_clr_rscn(&vport->fc_flag)) return ndlp->nlp_state; ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE; @@ -2375,10 +2392,8 @@ lpfc_device_recov_prli_issue(struct lpfc_vport *vport, { struct lpfc_hba *phba = vport->phba; - /* Don't do anything that will mess up processing of the - * previous RSCN. - */ - if (test_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) + /* Don't do anything that disrupts the RSCN unless lpfc is unloading. */ + if (lpfc_check_unload_and_clr_rscn(&vport->fc_flag)) return ndlp->nlp_state; /* software abort outstanding PRLI */ @@ -2894,10 +2909,8 @@ static uint32_t lpfc_device_recov_npr_node(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp, void *arg, uint32_t evt) { - /* Don't do anything that will mess up processing of the - * previous RSCN. - */ - if (test_bit(FC_RSCN_DEFERRED, &vport->fc_flag)) + /* Don't do anything that disrupts the RSCN unless lpfc is unloading. */ + if (lpfc_check_unload_and_clr_rscn(&vport->fc_flag)) return ndlp->nlp_state; lpfc_cancel_retry_delay_tmo(vport, ndlp); diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c index a028e008dd1e..fa3d458af193 100644 --- a/drivers/scsi/lpfc/lpfc_sli.c +++ b/drivers/scsi/lpfc/lpfc_sli.c @@ -12361,10 +12361,10 @@ lpfc_ignore_els_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, /* ELS cmd tag <ulpIoTag> completes */ lpfc_printf_log(phba, KERN_INFO, LOG_ELS, - "0139 Ignoring ELS cmd code x%x completion Data: " + "0139 Ignoring ELS cmd code x%x ref cnt x%x Data: " "x%x x%x x%x x%px\n", - ulp_command, ulp_status, ulp_word4, iotag, - cmdiocb->ndlp); + ulp_command, kref_read(&cmdiocb->ndlp->kref), + ulp_status, ulp_word4, iotag, cmdiocb->ndlp); /* * Deref the ndlp after free_iocb. sli_release_iocb will access the ndlp * if exchange is busy. @@ -12460,7 +12460,9 @@ lpfc_sli_issue_abort_iotag(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, } } - if (phba->link_state < LPFC_LINK_UP || + /* Just close the exchange under certain conditions. */ + if (test_bit(FC_UNLOADING, &vport->load_flag) || + phba->link_state < LPFC_LINK_UP || (phba->sli_rev == LPFC_SLI_REV4 && phba->sli4_hba.link_state.status == LPFC_FC_LA_TYPE_LINK_DOWN) || (phba->link_flag & LS_EXTERNAL_LOOPBACK)) @@ -12507,10 +12509,10 @@ abort_iotag_exit: lpfc_printf_vlog(vport, KERN_INFO, LOG_SLI, "0339 Abort IO XRI x%x, Original iotag x%x, " "abort tag x%x Cmdjob : x%px Abortjob : x%px " - "retval x%x\n", + "retval x%x : IA %d\n", ulp_context, (phba->sli_rev == LPFC_SLI_REV4) ? cmdiocb->iotag : iotag, iotag, cmdiocb, abtsiocbp, - retval); + retval, ia); if (retval) { cmdiocb->cmd_flag &= ~LPFC_DRIVER_ABORTED; __lpfc_sli_release_iocbq(phba, abtsiocbp); |