Commit 0c6ac8ef authored by Jamie Wellnitz's avatar Jamie Wellnitz Committed by James Bottomley
Browse files

[SCSI] lpfc 8.1.2: Fix panic caused by HBA resets and target side cable pulls 



Fix panic caused by HBA resets and target side cable pulls

Signed-off-by: default avatarJamie Wellnitz <Jamie.Wellnitz@emulex.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@SteelEye.com>
parent 8189fd19

drivers/scsi/lpfc/lpfc_scsi.c

+3 −3
Original line number Diff line number Diff line 
/*******************************************************************

 * This file is part of the Emulex Linux Device Driver for         *

 * Fibre Channel Host Bus Adapters.                                *

 * Copyright (C) 2004-2005 Emulex.  All rights reserved.           *

 * Copyright (C) 2004-2006 Emulex.  All rights reserved.           *

 * EMULEX and SLI are trademarks of Emulex.                        *

 * www.emulex.com                                                  *

 * Portions Copyright (C) 2004-2005 Christoph Hellwig              *
@@ -467,7 +467,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, 
	sdev = cmd->device;

	cmd->scsi_done(cmd);



	if (!result &&

	if (!result && pnode != NULL &&

	   ((jiffies - pnode->last_ramp_up_time) >

		LPFC_Q_RAMP_UP_INTERVAL * HZ) &&

	   ((jiffies - pnode->last_q_full_time) >
@@ -495,7 +495,7 @@ lpfc_scsi_cmd_iocb_cmpl(struct lpfc_hba *phba, struct lpfc_iocbq *pIocbIn, 
	 * Check for queue full.  If the lun is reporting queue full, then

	 * back off the lun queue depth to prevent target overloads.

	 */

	if (result == SAM_STAT_TASK_SET_FULL) {

	if (result == SAM_STAT_TASK_SET_FULL && pnode != NULL) {

		pnode->last_q_full_time = jiffies;



		shost_for_each_device(tmp_sdev, sdev->host) {