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scsi: qla2xxx: Add retry limit for fabric scan logic

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Switch scan is assumed to succeed most of the time.
If the scan failed, then scan is limit 5 retries.

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>
This commit is contained in:
Quinn Tran
2017-12-28 12:33:39 -08:00
committed by Martin K. Petersen
parent 040036bb0b
commit 6944dccbb7
3 changed files with 23 additions and 12 deletions
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drivers/scsi/qla2xxx/qla_isr.c
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@@ -1059,6 +1059,7 @@ global_port_update:
* Mark all devices as missing so we will login again.
*/
atomic_set(&vha->loop_state, LOOP_UP);
vha->scan.scan_retry = 0;
set_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags);
set_bit(LOCAL_LOOP_UPDATE, &vha->dpc_flags);