diff options
| author | Arun Easi | 2020-09-29 03:21:51 -0700 |
|---|---|---|
| committer | Martin K. Petersen | 2020-09-29 23:22:19 -0400 |
| commit | 94eda2717826015a80ca271394c4378747de8936 (patch) | |
| tree | 0faf7c095574eddc14dc953cf6f0b6af363e9260 /drivers/scsi | |
| parent | 50457dab670f396557e60c07f086358460876353 (diff) | |
scsi: qla2xxx: Fix point-to-point (N2N) device discovery issue
Driver was using a shorter timeout waiting for PLOGI from the peer in
point-to-point configurations. Some devices takes some time (~4 seconds) to
initiate the PLOGI. This peer initiating PLOGI is when the peer has a
higher P-WWN.
Increase the wait time based on N2N R_A_TOV.
Link: https://lore.kernel.org/r/20200929102152.32278-7-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Arun Easi <aeasi@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_def.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_mbx.c | 3 | ||||
| -rw-r--r-- | drivers/scsi/qla2xxx/qla_os.c | 2 |
3 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 98814a9a8ea6..b0b4228050e9 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -5147,6 +5147,8 @@ struct sff_8247_a0 { ha->current_topology == ISP_CFG_N || \ !ha->current_topology) +#define QLA_N2N_WAIT_TIME 5 /* 2 * ra_tov(n2n) + 1 */ + #define NVME_TYPE(fcport) \ (fcport->fc4_type & FS_FC4TYPE_NVME) \ diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index c1580eec6b27..bf858179d23c 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -3994,7 +3994,8 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha, if (fcport) { fcport->plogi_nack_done_deadline = jiffies + HZ; - fcport->dm_login_expire = jiffies + 2*HZ; + fcport->dm_login_expire = jiffies + + QLA_N2N_WAIT_TIME * HZ; fcport->scan_state = QLA_FCPORT_FOUND; fcport->n2n_flag = 1; fcport->keep_nport_handle = 1; diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 9d6292928c32..df8e50af2b96 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -5097,6 +5097,8 @@ void qla24xx_create_new_sess(struct scsi_qla_host *vha, struct qla_work_evt *e) fcport->fc4_type = e->u.new_sess.fc4_type; if (e->u.new_sess.fc4_type & FS_FCP_IS_N2N) { + fcport->dm_login_expire = jiffies + + QLA_N2N_WAIT_TIME * HZ; fcport->fc4_type = FS_FC4TYPE_FCP; fcport->n2n_flag = 1; if (vha->flags.nvme_enabled) |