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scsi: qla2xxx: Fix recursive loop during target mode configuration for ISP25XX leaving system unresponsive 

Following messages are seen into system logs

qla2xxx [0000:09:00.0]-00af:9: Performing ISP error recovery - ha=ffff98315ee30000.
qla2xxx [0000:09:00.0]-504b:9: RISC paused -- HCCR=40, Dumping firmware.
qla2xxx [0000:09:00.0]-d009:9: Firmware has been previously dumped (ffffba488c001000) -- ignoring request.
qla2xxx [0000:09:00.0]-504b:9: RISC paused -- HCCR=40, Dumping firmware.

See Bugzilla for details
https://bugzilla.kernel.org/show_bug.cgi?id=195285

Fixes: d74595278f ("scsi: qla2xxx: Add multiple queue pair functionality.")
Cc: <stable@vger.kernel.org> # v4.10+
Reported-by: Laurence Oberman <loberman@redhat.com>
Reported-by: Anthony Bloodoff <anthony.bloodoff@gmail.com>
Tested-by: Laurence Oberman <loberman@redhat.com>
Tested-by: Anthony Bloodoff <anthony.bloodoff@gmail.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Giridhar Malavali <giridhar.malavali@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
himanshu.madhani@cavium.com 2017-05-24 18:06:18 -07:00 committed by Martin K. Petersen
parent c2dd893a3b
commit cb590700e0
1 changed files with 1 additions and 1 deletions
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2
drivers/scsi/qla2xxx/qla_isr.c
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@ -3282,7 +3282,7 @@ qla24xx_enable_msix(struct qla_hw_data *ha, struct rsp_que *rsp)
}
/* Enable MSI-X vector for response queue update for queue 0 */
if (IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
if (IS_QLA25XX(ha) || IS_QLA83XX(ha) || IS_QLA27XX(ha)) {
if (ha->msixbase && ha->mqiobase &&
(ha->max_rsp_queues > 1 || ha->max_req_queues > 1 ||
ql2xmqsupport))