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path: root/drivers/scsi/lpfc/lpfc_bsg.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_bsg.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_bsg.c36
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index dcf088262b2..d521569e662 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -377,6 +377,11 @@ lpfc_bsg_send_mgmt_cmd(struct fc_bsg_job *job)
if (rc == IOCB_SUCCESS)
return 0; /* done for now */
+ else if (rc == IOCB_BUSY)
+ rc = EAGAIN;
+ else
+ rc = EIO;
+
/* iocb failed so cleanup */
pci_unmap_sg(phba->pcidev, job->request_payload.sg_list,
@@ -625,6 +630,10 @@ lpfc_bsg_rport_els(struct fc_bsg_job *job)
lpfc_nlp_put(ndlp);
if (rc == IOCB_SUCCESS)
return 0; /* done for now */
+ else if (rc == IOCB_BUSY)
+ rc = EAGAIN;
+ else
+ rc = EIO;
pci_unmap_sg(phba->pcidev, job->request_payload.sg_list,
job->request_payload.sg_cnt, DMA_TO_DEVICE);
@@ -953,10 +962,22 @@ lpfc_bsg_ct_unsol_event(struct lpfc_hba *phba, struct lpfc_sli_ring *pring,
if (phba->sli_rev == LPFC_SLI_REV4) {
evt_dat->immed_dat = phba->ctx_idx;
phba->ctx_idx = (phba->ctx_idx + 1) % 64;
+ /* Provide warning for over-run of the ct_ctx array */
+ if (phba->ct_ctx[evt_dat->immed_dat].flags &
+ UNSOL_VALID)
+ lpfc_printf_log(phba, KERN_WARNING, LOG_ELS,
+ "2717 CT context array entry "
+ "[%d] over-run: oxid:x%x, "
+ "sid:x%x\n", phba->ctx_idx,
+ phba->ct_ctx[
+ evt_dat->immed_dat].oxid,
+ phba->ct_ctx[
+ evt_dat->immed_dat].SID);
phba->ct_ctx[evt_dat->immed_dat].oxid =
piocbq->iocb.ulpContext;
phba->ct_ctx[evt_dat->immed_dat].SID =
piocbq->iocb.un.rcvels.remoteID;
+ phba->ct_ctx[evt_dat->immed_dat].flags = UNSOL_VALID;
} else
evt_dat->immed_dat = piocbq->iocb.ulpContext;
@@ -1314,6 +1335,21 @@ lpfc_issue_ct_rsp(struct lpfc_hba *phba, struct fc_bsg_job *job, uint32_t tag,
rc = IOCB_ERROR;
goto issue_ct_rsp_exit;
}
+
+ /* Check if the ndlp is active */
+ if (!ndlp || !NLP_CHK_NODE_ACT(ndlp)) {
+ rc = -IOCB_ERROR;
+ goto issue_ct_rsp_exit;
+ }
+
+ /* get a refernece count so the ndlp doesn't go away while
+ * we respond
+ */
+ if (!lpfc_nlp_get(ndlp)) {
+ rc = -IOCB_ERROR;
+ goto issue_ct_rsp_exit;
+ }
+
icmd->un.ulpWord[3] = ndlp->nlp_rpi;
/* The exchange is done, mark the entry as invalid */
phba->ct_ctx[tag].flags &= ~UNSOL_VALID;