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path: root/drivers/scsi/lpfc/lpfc_nportdisc.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_nportdisc.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_nportdisc.c81
1 files changed, 60 insertions, 21 deletions
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index 269808e8480f..96bc3789a166 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -467,7 +467,7 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
*/
mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login;
/*
- * mbox->context2 = lpfc_nlp_get(ndlp) deferred until mailbox
+ * mbox->ctx_ndlp = lpfc_nlp_get(ndlp) deferred until mailbox
* command issued in lpfc_cmpl_els_acc().
*/
mbox->vport = vport;
@@ -535,8 +535,8 @@ lpfc_mbx_cmpl_resume_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
struct lpfc_nodelist *ndlp;
uint32_t cmd;
- elsiocb = (struct lpfc_iocbq *)mboxq->context1;
- ndlp = (struct lpfc_nodelist *) mboxq->context2;
+ elsiocb = (struct lpfc_iocbq *)mboxq->ctx_buf;
+ ndlp = (struct lpfc_nodelist *)mboxq->ctx_ndlp;
vport = mboxq->vport;
cmd = elsiocb->drvrTimeout;
@@ -836,7 +836,9 @@ lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
if (!(ndlp->nlp_flag & NLP_RPI_REGISTERED)) {
+ spin_lock_irq(shost->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
+ spin_unlock_irq(shost->host_lock);
return 0;
}
@@ -851,7 +853,10 @@ lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
return 1;
}
}
+
+ spin_lock_irq(shost->host_lock);
ndlp->nlp_flag &= ~NLP_NPR_ADISC;
+ spin_unlock_irq(shost->host_lock);
lpfc_unreg_rpi(vport, ndlp);
return 0;
}
@@ -866,13 +871,26 @@ lpfc_disc_set_adisc(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp)
* to release a rpi.
**/
void
-lpfc_release_rpi(struct lpfc_hba *phba,
- struct lpfc_vport *vport,
- uint16_t rpi)
+lpfc_release_rpi(struct lpfc_hba *phba, struct lpfc_vport *vport,
+ struct lpfc_nodelist *ndlp, uint16_t rpi)
{
LPFC_MBOXQ_t *pmb;
int rc;
+ /* If there is already an UNREG in progress for this ndlp,
+ * no need to queue up another one.
+ */
+ if (ndlp->nlp_flag & NLP_UNREG_INP) {
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
+ "1435 release_rpi SKIP UNREG x%x on "
+ "NPort x%x deferred x%x flg x%x "
+ "Data: %p\n",
+ ndlp->nlp_rpi, ndlp->nlp_DID,
+ ndlp->nlp_defer_did,
+ ndlp->nlp_flag, ndlp);
+ return;
+ }
+
pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
GFP_KERNEL);
if (!pmb)
@@ -881,6 +899,18 @@ lpfc_release_rpi(struct lpfc_hba *phba,
else {
lpfc_unreg_login(phba, vport->vpi, rpi, pmb);
pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ pmb->vport = vport;
+ pmb->ctx_ndlp = ndlp;
+
+ if (((ndlp->nlp_DID & Fabric_DID_MASK) != Fabric_DID_MASK) &&
+ (!(vport->fc_flag & FC_OFFLINE_MODE)))
+ ndlp->nlp_flag |= NLP_UNREG_INP;
+
+ lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
+ "1437 release_rpi UNREG x%x "
+ "on NPort x%x flg x%x\n",
+ ndlp->nlp_rpi, ndlp->nlp_DID, ndlp->nlp_flag);
+
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
if (rc == MBX_NOT_FINISHED)
mempool_free(pmb, phba->mbox_mem_pool);
@@ -901,7 +931,7 @@ lpfc_disc_illegal(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
(evt == NLP_EVT_CMPL_REG_LOGIN) &&
(!pmb->u.mb.mbxStatus)) {
rpi = pmb->u.mb.un.varWords[0];
- lpfc_release_rpi(phba, vport, rpi);
+ lpfc_release_rpi(phba, vport, ndlp, rpi);
}
lpfc_printf_vlog(vport, KERN_ERR, LOG_DISCOVERY,
"0271 Illegal State Transition: node x%x "
@@ -1253,7 +1283,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport,
ndlp->nlp_flag |= NLP_REG_LOGIN_SEND;
mbox->mbox_cmpl = lpfc_mbx_cmpl_reg_login;
}
- mbox->context2 = lpfc_nlp_get(ndlp);
+ mbox->ctx_ndlp = lpfc_nlp_get(ndlp);
mbox->vport = vport;
if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT)
!= MBX_NOT_FINISHED) {
@@ -1267,7 +1297,7 @@ lpfc_cmpl_plogi_plogi_issue(struct lpfc_vport *vport,
* command
*/
lpfc_nlp_put(ndlp);
- mp = (struct lpfc_dmabuf *) mbox->context1;
+ mp = (struct lpfc_dmabuf *)mbox->ctx_buf;
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
mempool_free(mbox, phba->mbox_mem_pool);
@@ -1329,7 +1359,7 @@ lpfc_cmpl_reglogin_plogi_issue(struct lpfc_vport *vport,
if (!(phba->pport->load_flag & FC_UNLOADING) &&
!mb->mbxStatus) {
rpi = pmb->u.mb.un.varWords[0];
- lpfc_release_rpi(phba, vport, rpi);
+ lpfc_release_rpi(phba, vport, ndlp, rpi);
}
return ndlp->nlp_state;
}
@@ -1636,10 +1666,10 @@ lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport,
/* cleanup any ndlp on mbox q waiting for reglogin cmpl */
if ((mb = phba->sli.mbox_active)) {
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
- (ndlp == (struct lpfc_nodelist *) mb->context2)) {
+ (ndlp == (struct lpfc_nodelist *)mb->ctx_ndlp)) {
ndlp->nlp_flag &= ~NLP_REG_LOGIN_SEND;
lpfc_nlp_put(ndlp);
- mb->context2 = NULL;
+ mb->ctx_ndlp = NULL;
mb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
}
}
@@ -1647,8 +1677,8 @@ lpfc_rcv_logo_reglogin_issue(struct lpfc_vport *vport,
spin_lock_irq(&phba->hbalock);
list_for_each_entry_safe(mb, nextmb, &phba->sli.mboxq, list) {
if ((mb->u.mb.mbxCommand == MBX_REG_LOGIN64) &&
- (ndlp == (struct lpfc_nodelist *) mb->context2)) {
- mp = (struct lpfc_dmabuf *) (mb->context1);
+ (ndlp == (struct lpfc_nodelist *)mb->ctx_ndlp)) {
+ mp = (struct lpfc_dmabuf *)(mb->ctx_buf);
if (mp) {
__lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
@@ -1770,9 +1800,16 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport,
ndlp->nlp_fc4_type |= NLP_FC4_FCP;
} else if (ndlp->nlp_fc4_type == 0) {
- rc = lpfc_ns_cmd(vport, SLI_CTNS_GFT_ID,
- 0, ndlp->nlp_DID);
- return ndlp->nlp_state;
+ /* If we are only configured for FCP, the driver
+ * should just issue PRLI for FCP. Otherwise issue
+ * GFT_ID to determine if remote port supports NVME.
+ */
+ if (phba->cfg_enable_fc4_type != LPFC_ENABLE_FCP) {
+ rc = lpfc_ns_cmd(vport, SLI_CTNS_GFT_ID,
+ 0, ndlp->nlp_DID);
+ return ndlp->nlp_state;
+ }
+ ndlp->nlp_fc4_type = NLP_FC4_FCP;
}
ndlp->nlp_prev_state = NLP_STE_REG_LOGIN_ISSUE;
@@ -2863,8 +2900,9 @@ lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
/* DSM in event <evt> on NPort <nlp_DID> in state <cur_state> */
lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
"0211 DSM in event x%x on NPort x%x in "
- "state %d Data: x%x\n",
- evt, ndlp->nlp_DID, cur_state, ndlp->nlp_flag);
+ "state %d rpi x%x Data: x%x x%x\n",
+ evt, ndlp->nlp_DID, cur_state, ndlp->nlp_rpi,
+ ndlp->nlp_flag, ndlp->nlp_fc4_type);
lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM,
"DSM in: evt:%d ste:%d did:x%x",
@@ -2876,8 +2914,9 @@ lpfc_disc_state_machine(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
/* DSM out state <rc> on NPort <nlp_DID> */
if (got_ndlp) {
lpfc_printf_vlog(vport, KERN_INFO, LOG_DISCOVERY,
- "0212 DSM out state %d on NPort x%x Data: x%x\n",
- rc, ndlp->nlp_DID, ndlp->nlp_flag);
+ "0212 DSM out state %d on NPort x%x "
+ "rpi x%x Data: x%x\n",
+ rc, ndlp->nlp_DID, ndlp->nlp_rpi, ndlp->nlp_flag);
lpfc_debugfs_disc_trc(vport, LPFC_DISC_TRC_DSM,
"DSM out: ste:%d did:x%x flg:x%x",
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.