[SCSI] lpfc 8.2.3 : Miscellaneous Small Fixes - part 2
Miscellaneous Small Fixes - part 2
- Fix ndlp left in PLOGI state after link up
- Fix cannot rcv unsol ELS frames after running HBA resets for a few minutes
- Fix HBQ buffer_count implemention
- Fix RPI leak
- Fix crash while deleting vports while HBA is reset
- Revert the FCP Fbits offset back to 7
- Fix panic when deleting vports
- Remove unused code in switch statement outside of a case
- Reject PLOGI from invalid PName or NName of 0
- Ignore PLOGI responses from WWPName or WWNName of 0
- Fix debugfs hbqinfo display for ppc
- Added 8G to list of supported speeds for sysfs parameter
- Defer ndlp cleanup to dev-loss timeout handler
- Added support for WRITE_VPARMS mailbox command by applications
Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index 0a5006e..9315c3c 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -2069,9 +2069,25 @@
lpfc_els_free_iocb(struct lpfc_hba *phba, struct lpfc_iocbq *elsiocb)
{
struct lpfc_dmabuf *buf_ptr, *buf_ptr1;
+ struct lpfc_nodelist *ndlp;
- if (elsiocb->context1) {
- lpfc_nlp_put(elsiocb->context1);
+ ndlp = (struct lpfc_nodelist *)elsiocb->context1;
+ if (ndlp) {
+ if (ndlp->nlp_flag & NLP_DEFER_RM) {
+ lpfc_nlp_put(ndlp);
+
+ /* If the ndlp is not being used by another discovery
+ * thread, free it.
+ */
+ if (!lpfc_nlp_not_used(ndlp)) {
+ /* If ndlp is being used by another discovery
+ * thread, just clear NLP_DEFER_RM
+ */
+ ndlp->nlp_flag &= ~NLP_DEFER_RM;
+ }
+ }
+ else
+ lpfc_nlp_put(ndlp);
elsiocb->context1 = NULL;
}
/* context2 = cmd, context2->next = rsp, context3 = bpl */
@@ -2130,13 +2146,15 @@
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
mempool_free(pmb, phba->mbox_mem_pool);
- lpfc_nlp_put(ndlp);
+ if (ndlp) {
+ lpfc_nlp_put(ndlp);
- /* This is the end of the default RPI cleanup logic for this
- * ndlp. If no other discovery threads are using this ndlp.
- * we should free all resources associated with it.
- */
- lpfc_nlp_not_used(ndlp);
+ /* This is the end of the default RPI cleanup logic for this
+ * ndlp. If no other discovery threads are using this ndlp.
+ * we should free all resources associated with it.
+ */
+ lpfc_nlp_not_used(ndlp);
+ }
return;
}