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Commit a62a435a authored by James Smart's avatar James Smart Committed by James Bottomley
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[SCSI] lpfc 8.3.39: Fixed deadlock between hbalock and nlp_lock use 



Signed-off-by: default avatarJames Smart <james.smart@emulex.com>
Signed-off-by: default avatarJames Bottomley <JBottomley@Parallels.com>
parent a6887e28

drivers/scsi/lpfc/lpfc_hbadisc.c

+2 −1
Original line number Diff line number Diff line
@@ -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);