From a62a435adaa0137ca2a53bc2b57f99ffe0324bcb Mon Sep 17 00:00:00 2001
From: James Smart <james.smart@emulex.com>
Date: Wed, 17 Apr 2013 20:18:19 -0400
Subject: [PATCH] [SCSI] lpfc 8.3.39: Fixed deadlock between hbalock and
nlp_lock use
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
---
drivers/scsi/lpfc/lpfc_hbadisc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/lpfc/lpfc_hbadisc.c b/drivers/scsi/lpfc/lpfc_hbadisc.c
index 3081db730b44ac..3faa0a92331abc 100644
--- a/drivers/scsi/lpfc/lpfc_hbadisc.c
+++ b/drivers/scsi/lpfc/lpfc_hbadisc.c
@@ -160,11 +160,12 @@ lpfc_dev_loss_tmo_callbk(struct fc_rport *rport)
if (!list_empty(&evtp->evt_listp))
return;
+ evtp->evt_arg1 = lpfc_nlp_get(ndlp);
+
spin_lock_irq(&phba->hbalock);
/* We need to hold the node by incrementing the reference
* count until this queued work is done
*/
- evtp->evt_arg1 = lpfc_nlp_get(ndlp);
if (evtp->evt_arg1) {
evtp->evt = LPFC_EVT_DEV_LOSS;
list_add_tail(&evtp->evt_listp, &phba->work_list);
--
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