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authorQuinn Tran <quinn.tran@cavium.com>2018-08-02 13:16:44 -0700
committerMartin K. Petersen <martin.petersen@oracle.com>2018-08-02 16:56:18 -0400
commit48acad099074984f6b0b6e4da011856ba25d12ba (patch)
treefc778df767e97dc08b50a2bded6705e2a75caddd /drivers/scsi/qla2xxx/qla_isr.c
parent4ae5716b4188d20178fdcaa39561fa50f6e6b513 (diff)
scsi: qla2xxx: Fix N2N link re-connect
In case of N2N connect, sg_reset for bus/device/host was causing driver and firmware state to go out of sync. This patch fixes this link instablity when reconnect is attempted after link flap. Signed-off-by: Quinn Tran <quinn.tran@cavium.com> Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_isr.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_isr.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
index 9fa5a2557f2c..e90fb17d2121 100644
--- a/drivers/scsi/qla2xxx/qla_isr.c
+++ b/drivers/scsi/qla2xxx/qla_isr.c
@@ -908,7 +908,8 @@ skip_rio:
if (!atomic_read(&vha->loop_down_timer))
atomic_set(&vha->loop_down_timer,
LOOP_DOWN_TIME);
- qla2x00_mark_all_devices_lost(vha, 1);
+ if (!N2N_TOPO(ha))
+ qla2x00_mark_all_devices_lost(vha, 1);
}
if (vha->vp_idx) {