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[01/12] qla2xxx: Fix I/O failures during remote port toggle testing

Message ID 20200818123203.20361-2-njavali@marvell.com (mailing list archive)
State Superseded
Headers show
Series qla2xxx misc features and bug fixes | expand

Commit Message

Nilesh Javali Aug. 18, 2020, 12:31 p.m. UTC 
From: Arun Easi <aeasi@marvell.com>

Driver was using a lower value for dev_loss_tmo making it more prone to
I/O failures during remote port toggle testing. Set dev_loss_tmo to zero
during remote port registration to allow nvme-fc default dev_loss_tmo to
be used, which is higher than what driver was using.

Signed-off-by: Arun Easi <aeasi@marvell.com>
Signed-off-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
---
 drivers/scsi/qla2xxx/qla_nvme.c | 2 +-
 drivers/scsi/qla2xxx/qla_nvme.h | 3 ---
 2 files changed, 1 insertion(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c
index 90bbc61f361b..435f17f87301 100644
--- a/drivers/scsi/qla2xxx/qla_nvme.c
+++ b/drivers/scsi/qla2xxx/qla_nvme.c
@@ -42,7 +42,7 @@  int qla_nvme_register_remote(struct scsi_qla_host *vha, struct fc_port *fcport)
 	req.port_name = wwn_to_u64(fcport->port_name);
 	req.node_name = wwn_to_u64(fcport->node_name);
 	req.port_role = 0;
-	req.dev_loss_tmo = NVME_FC_DEV_LOSS_TMO;
+	req.dev_loss_tmo = 0;
 
 	if (fcport->nvme_prli_service_param & NVME_PRLI_SP_INITIATOR)
 		req.port_role = FC_PORT_ROLE_NVME_INITIATOR;
diff --git a/drivers/scsi/qla2xxx/qla_nvme.h b/drivers/scsi/qla2xxx/qla_nvme.h
index fbb844226630..cf45a5b277f1 100644
--- a/drivers/scsi/qla2xxx/qla_nvme.h
+++ b/drivers/scsi/qla2xxx/qla_nvme.h
@@ -14,9 +14,6 @@ 
 #include "qla_def.h"
 #include "qla_dsd.h"
 
-/* default dev loss time (seconds) before transport tears down ctrl */
-#define NVME_FC_DEV_LOSS_TMO  30
-
 #define NVME_ATIO_CMD_OFF 32
 #define NVME_FIRST_PACKET_CMDLEN (64 - NVME_ATIO_CMD_OFF)
 #define Q2T_NVME_NUM_TAGS 2048