[SCSI] lpfc 8.3.34: Add LOGO support after ABTS compliance
Make compliant with FC specs by sending LOGO after ABTS timeouts
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 6b36d95..eba4b02 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -3989,6 +3989,7 @@
[NLP_STE_ADISC_ISSUE] = "ADISC",
[NLP_STE_REG_LOGIN_ISSUE] = "REGLOGIN",
[NLP_STE_PRLI_ISSUE] = "PRLI",
+ [NLP_STE_LOGO_ISSUE] = "LOGO",
[NLP_STE_UNMAPPED_NODE] = "UNMAPPED",
[NLP_STE_MAPPED_NODE] = "MAPPED",
[NLP_STE_NPR_NODE] = "NPR",
@@ -4355,6 +4356,26 @@
return 0;
}
+/**
+ * lpfc_nlp_logo_unreg - Unreg mailbox completion handler before LOGO
+ * @phba: Pointer to HBA context object.
+ * @pmb: Pointer to mailbox object.
+ *
+ * This function will issue an ELS LOGO command after completing
+ * the UNREG_RPI.
+ **/
+void
+lpfc_nlp_logo_unreg(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
+{
+ struct lpfc_vport *vport = pmb->vport;
+ struct lpfc_nodelist *ndlp;
+
+ ndlp = (struct lpfc_nodelist *)(pmb->context1);
+ if (!ndlp)
+ return;
+ lpfc_issue_els_logo(vport, ndlp, 0);
+}
+
/*
* Free rpi associated with LPFC_NODELIST entry.
* This routine is called from lpfc_freenode(), when we are removing
@@ -4379,9 +4400,16 @@
rpi = ndlp->nlp_rpi;
if (phba->sli_rev == LPFC_SLI_REV4)
rpi = phba->sli4_hba.rpi_ids[ndlp->nlp_rpi];
+
lpfc_unreg_login(phba, vport->vpi, rpi, mbox);
mbox->vport = vport;
- mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ if (ndlp->nlp_flag & NLP_ISSUE_LOGO) {
+ mbox->context1 = ndlp;
+ mbox->mbox_cmpl = lpfc_nlp_logo_unreg;
+ } else {
+ mbox->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ }
+
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
if (rc == MBX_NOT_FINISHED)
mempool_free(mbox, phba->mbox_mem_pool);
@@ -4524,9 +4552,13 @@
lpfc_disable_node(vport, ndlp);
}
+
+ /* Don't need to clean up REG_LOGIN64 cmds for Default RPI cleanup */
+
/* cleanup any ndlp on mbox q waiting for reglogin cmpl */
if ((mb = phba->sli.mbox_active)) {
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
+ !(mb->mbox_flag & LPFC_MBX_IMED_UNREG) &&
(ndlp == (struct lpfc_nodelist *) mb->context2)) {
mb->context2 = NULL;
mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
@@ -4537,6 +4569,7 @@
/* Cleanup REG_LOGIN completions which are not yet processed */
list_for_each_entry(mb, &phba->sli.mboxq_cmpl, list) {
if ((mb->u.mb.mbxCommand != MBX_REG_LOGIN64) ||
+ (mb->mbox_flag & LPFC_MBX_IMED_UNREG) ||
(ndlp != (struct lpfc_nodelist *) mb->context2))
continue;
@@ -4546,6 +4579,7 @@
list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) {
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
+ !(mb->mbox_flag & LPFC_MBX_IMED_UNREG) &&
(ndlp == (struct lpfc_nodelist *) mb->context2)) {
mp = (struct lpfc_dmabuf *) (mb->context1);
if (mp) {
@@ -4610,7 +4644,7 @@
mbox->mbox_flag |= LPFC_MBX_IMED_UNREG;
mbox->mbox_cmpl = lpfc_mbx_cmpl_dflt_rpi;
mbox->vport = vport;
- mbox->context2 = NULL;
+ mbox->context2 = ndlp;
rc =lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
if (rc == MBX_NOT_FINISHED) {
mempool_free(mbox, phba->mbox_mem_pool);