From: Quinn Tran <quinn.t...@cavium.com>
Login retry count was not properly decrementing,
which lead to endless login retry.
Signed-off-by: Quinn Tran <quinn.t...@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madh...@cavium.com>
---
drivers/scsi/qla2xxx/qla_gs.c | 16 +++++++
drivers/scsi/qla2xxx/qla_init.c | 23 +++-------
drivers/scsi/qla2xxx/qla_mbx.c | 1 +
drivers/scsi/qla2xxx/qla_os.c | 90 ++++++++++++++++++++-------------------
drivers/scsi/qla2xxx/qla_target.c | 3 +-
5 files changed, 70 insertions(+), 63 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
index 4bc2b66b299f..5139a3577bb3 100644
--- a/drivers/scsi/qla2xxx/qla_gs.c
+++ b/drivers/scsi/qla2xxx/qla_gs.c
@@ -3475,6 +3475,14 @@ void qla24xx_handle_gpnid_event(scsi_qla_host_t *vha,
struct event_arg *ea)
fcport->rscn_gen++;
fcport->scan_state = QLA_FCPORT_FOUND;
fcport->flags |= FCF_FABRIC_DEVICE;
+ if (fcport->login_retry == 0) {
+ fcport->login_retry =
+ vha->hw->login_retry_count;
+ ql_dbg(ql_dbg_disc, vha, 0xffff,
+ "Port login retry %8phN, lid 0x%04x
cnt=%d.\n",
+ fcport->port_name, fcport->loop_id,
+ fcport->login_retry);
+ }
switch (fcport->disc_state) {
case DSC_LOGIN_COMPLETE:
/* recheck session is still intact. */
@@ -3967,6 +3975,14 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha,
srb_t *sp)
} else {
if (fcport->rscn_rcvd ||
fcport->disc_state != DSC_LOGIN_COMPLETE) {
+ if (fcport->login_retry == 0) {
+ fcport->login_retry =
+ vha->hw->login_retry_count;
+ ql_dbg(ql_dbg_disc, vha, 0x20a3,
+ "Port login retry %8phN, lid 0x%04x
retry cnt=%d.\n",
+ fcport->port_name, fcport->loop_id,
+ fcport->login_retry);
+ }
fcport->rscn_rcvd = 0;
qla24xx_fcport_handle_login(vha, fcport);
}
diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
index 17c679102fcc..848ffd602e0b 100644
--- a/drivers/scsi/qla2xxx/qla_init.c
+++ b/drivers/scsi/qla2xxx/qla_init.c
@@ -213,8 +213,6 @@ qla2x00_async_login(struct scsi_qla_host *vha, fc_port_t
*fcport,
if (fcport->fc4f_nvme)
lio->u.logio.flags |= SRB_LOGIN_SKIP_PRLI;
- if (data[1] & QLA_LOGIO_LOGIN_RETRIED)
- lio->u.logio.flags |= SRB_LOGIN_RETRIED;
}
rval = qla2x00_start_sp(sp);
@@ -485,7 +483,6 @@ static void qla24xx_handle_gnl_done_event(scsi_qla_host_t
*vha,
if (ea->rc) { /* rval */
if (fcport->login_retry == 0) {
- fcport->login_retry = vha->hw->login_retry_count;
ql_dbg(ql_dbg_disc, vha, 0x20de,
"GNL failed Port login retry %8phN, retry
cnt=%d.\n",
fcport->port_name, fcport->login_retry);
@@ -1255,11 +1252,10 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host
*vha, fc_port_t *fcport)
return 0;
}
- if (fcport->login_retry > 0)
- fcport->login_retry--;
switch (fcport->disc_state) {
case DSC_DELETED:
+ fcport->login_retry--;
wwn = wwn_to_u64(fcport->node_name);
if (wwn == 0) {
ql_dbg(ql_dbg_disc, vha, 0xffff,
@@ -1272,6 +1268,7 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host
*vha, fc_port_t *fcport)
__func__, __LINE__, fcport->port_name);
qla24xx_post_gnl_work(vha, fcport);
} else {
+ fcport->login_retry--;
qla_chk_n2n_b4_login(vha, fcport);
}
break;
@@ -1288,6 +1285,7 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host
*vha, fc_port_t *fcport)
break;
case DSC_LOGIN_FAILED:
+ fcport->login_retry--;
ql_dbg(ql_dbg_disc, vha, 0x20d0,
"%s %d %8phC post gidpn\n",
__func__, __LINE__, fcport->port_name);
@@ -1302,6 +1300,7 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host
*vha, fc_port_t *fcport)
ql_dbg(ql_dbg_disc, vha, 0x20d1,
"%s %d %8phC post adisc\n",
__func__, __LINE__, fcport->port_name);
+ fcport->login_retry--;
data[0] = data[1] = 0;
qla2x00_post_async_adisc_work(vha, fcport, data);
break;
@@ -1385,17 +1384,6 @@ void qla24xx_handle_relogin_event(scsi_qla_host_t *vha,
}
}
- if (fcport->flags & FCF_ASYNC_SENT) {
- fcport->login_retry++;
- set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
- return;
- }
-
- if (fcport->disc_state == DSC_DELETE_PEND) {
- fcport->login_retry++;
- return;
- }
-
if (fcport->last_rscn_gen != fcport->rscn_gen) {
ql_dbg(ql_dbg_disc, vha, 0x20e9, "%s %d %8phC post gidpn\n",
__func__, __LINE__, fcport->port_name);
@@ -1881,7 +1869,6 @@ void
qla2x00_async_logout_done(struct scsi_qla_host *vha, fc_port_t *fcport,
uint16_t *data)
{
- qla2x00_mark_device_lost(vha, fcport, 1, 0);
qlt_logo_completion_handler(fcport, data[0]);
fcport->login_gen++;
fcport->flags &= ~FCF_ASYNC_ACTIVE;
@@ -5075,11 +5062,11 @@ qla2x00_update_fcport(scsi_qla_host_t *vha, fc_port_t
*fcport)
if (IS_QLAFX00(vha->hw)) {
qla2x00_set_fcport_state(fcport, FCS_ONLINE);
} else {
- fcport->login_retry = 0;
fcport->flags &= ~(FCF_LOGIN_NEEDED | FCF_ASYNC_SENT);
fcport->disc_state = DSC_LOGIN_COMPLETE;
fcport->deleted = 0;
fcport->logout_on_delete = 1;
+ fcport->login_retry = vha->hw->login_retry_count;
qla2x00_set_fcport_state(fcport, FCS_ONLINE);
}
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index 4e42ce057a37..17537f0b3b54 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3912,6 +3912,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
rptid_entry->u.f2.port_name, 1);
if (fcport) {
+ fcport->login_retry = vha->hw->login_retry_count;
fcport->plogi_nack_done_deadline = jiffies + HZ;
fcport->scan_state = QLA_FCPORT_FOUND;
}
diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
index eb804e2feedf..e218d68de532 100644
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -3838,14 +3838,6 @@ void qla2x00_mark_device_lost(scsi_qla_host_t *vha,
fc_port_t *fcport,
return;
set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
-
- if (fcport->login_retry == 0) {
- fcport->login_retry = vha->hw->login_retry_count;
-
- ql_dbg(ql_dbg_disc, vha, 0x20a3,
- "Port login retry %8phN, lid 0x%04x retry cnt=%d.\n",
- fcport->port_name, fcport->loop_id, fcport->login_retry);
- }
}
/*
@@ -5098,7 +5090,7 @@ int qla24xx_post_relogin_work(struct scsi_qla_host *vha)
void qla2x00_relogin(struct scsi_qla_host *vha)
{
fc_port_t *fcport;
- int status;
+ int status, relogin_needed = 0;
struct event_arg ea;
list_for_each_entry(fcport, &vha->vp_fcports, list) {
@@ -5107,47 +5099,59 @@ void qla2x00_relogin(struct scsi_qla_host *vha)
* to it if we haven't run out of retries.
*/
if (atomic_read(&fcport->state) != FCS_ONLINE &&
- fcport->login_retry &&
- !(fcport->flags & (FCF_ASYNC_SENT | FCF_ASYNC_ACTIVE))) {
- if (vha->hw->current_topology != ISP_CFG_NL) {
- ql_dbg(ql_dbg_disc, fcport->vha, 0x2108,
- "%s %8phC DS %d LS %d\n", __func__,
- fcport->port_name, fcport->disc_state,
- fcport->fw_login_state);
- memset(&ea, 0, sizeof(ea));
- ea.event = FCME_RELOGIN;
- ea.fcport = fcport;
- qla2x00_fcport_event_handler(vha, &ea);
- } else if (vha->hw->current_topology == ISP_CFG_NL) {
- fcport->login_retry--;
- status = qla2x00_local_device_login(vha,
- fcport);
- if (status == QLA_SUCCESS) {
- fcport->old_loop_id = fcport->loop_id;
- ql_dbg(ql_dbg_disc, vha, 0x2003,
- "Port login OK: logged in ID
0x%x.\n",
- fcport->loop_id);
- qla2x00_update_fcport(vha, fcport);
- } else if (status == 1) {
- set_bit(RELOGIN_NEEDED,
&vha->dpc_flags);
- /* retry the login again */
- ql_dbg(ql_dbg_disc, vha, 0x2007,
- "Retrying %d login again loop_id
0x%x.\n",
- fcport->login_retry,
- fcport->loop_id);
- } else {
- fcport->login_retry = 0;
- }
+ fcport->login_retry) {
+ if (fcport->scan_state != QLA_FCPORT_FOUND ||
+ fcport->disc_state == DSC_LOGIN_COMPLETE)
+ continue;
- if (fcport->login_retry == 0 &&
- status != QLA_SUCCESS)
- qla2x00_clear_loop_id(fcport);
+ if (fcport->flags & (FCF_ASYNC_SENT|FCF_ASYNC_ACTIVE) ||
+ fcport->disc_state == DSC_DELETE_PEND) {
+ relogin_needed = 1;
+ } else {
+ if (vha->hw->current_topology != ISP_CFG_NL) {
+ memset(&ea, 0, sizeof(ea));
+ ea.event = FCME_RELOGIN;
+ ea.fcport = fcport;
+ qla2x00_fcport_event_handler(vha, &ea);
+ } else if (vha->hw->current_topology ==
+ ISP_CFG_NL) {
+ fcport->login_retry--;
+ status =
+ qla2x00_local_device_login(vha,
+ fcport);
+ if (status == QLA_SUCCESS) {
+ fcport->old_loop_id =
+ fcport->loop_id;
+ ql_dbg(ql_dbg_disc, vha, 0x2003,
+ "Port login OK: logged in
ID 0x%x.\n",
+ fcport->loop_id);
+ qla2x00_update_fcport
+ (vha, fcport);
+ } else if (status == 1) {
+ set_bit(RELOGIN_NEEDED,
+ &vha->dpc_flags);
+ /* retry the login again */
+ ql_dbg(ql_dbg_disc, vha, 0x2007,
+ "Retrying %d login again
loop_id 0x%x.\n",
+ fcport->login_retry,
+ fcport->loop_id);
+ } else {
+ fcport->login_retry = 0;
+ }
+
+ if (fcport->login_retry == 0 &&
+ status != QLA_SUCCESS)
+ qla2x00_clear_loop_id(fcport);
+ }
}
}
if (test_bit(LOOP_RESYNC_NEEDED, &vha->dpc_flags))
break;
}
+ if (relogin_needed)
+ set_bit(RELOGIN_NEEDED, &vha->dpc_flags);
+
ql_dbg(ql_dbg_disc, vha, 0x400e,
"Relogin end.\n");
}
diff --git a/drivers/scsi/qla2xxx/qla_target.c
b/drivers/scsi/qla2xxx/qla_target.c
index 9d10989ed027..4f9c315813df 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1057,7 +1057,6 @@ void qlt_free_session_done(struct work_struct *work)
sess->disc_state = DSC_DELETED;
sess->fw_login_state = DSC_LS_PORT_UNAVAIL;
sess->deleted = QLA_SESS_DELETED;
- sess->login_retry = vha->hw->login_retry_count;
if (sess->login_succ && !IS_SW_RESV_ADDR(sess->d_id)) {
vha->fcport_count--;
@@ -1161,7 +1160,7 @@ void qlt_unreg_sess(struct fc_port *sess)
if (sess->se_sess)
vha->hw->tgt.tgt_ops->clear_nacl_from_fcport_map(sess);
- qla2x00_mark_device_lost(vha, sess, 1, 1);
+ qla2x00_mark_device_lost(vha, sess, 0, 0);
sess->deleted = QLA_SESS_DELETION_IN_PROGRESS;
sess->disc_state = DSC_DELETE_PEND;
--
2.12.0
