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[SCSI] libfc: fix indefinite rport restart

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Remote ports were restarting indefinitely after getting
rejects in PRLI.

Fix by adding a counter of restarts and limiting that with
the port login retry limit as well.

Signed-off-by: Joe Eykholt <jeykholt@cisco.com>
Signed-off-by: Robert Love <robert.w.love@intel.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Joe Eykholt
2010-06-11 16:44:57 -07:00
committed by James Bottomley
parent 4b2164d4d2
commit f034260db3
2 changed files with 7 additions and 1 deletions
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6
drivers/scsi/libfc/fc_rport.c
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@@ -257,6 +257,7 @@ static void fc_rport_work(struct work_struct *work)
case RPORT_EV_READY:
ids = rdata->ids;
rdata->event = RPORT_EV_NONE;
rdata->major_retries = 0;
kref_get(&rdata->kref);
mutex_unlock(&rdata->rp_mutex);
@@ -323,7 +324,10 @@ static void fc_rport_work(struct work_struct *work)
if (port_id == FC_FID_DIR_SERV) {
rdata->event = RPORT_EV_NONE;
mutex_unlock(&rdata->rp_mutex);
} else if (rdata->flags & FC_RP_STARTED) {
} else if ((rdata->flags & FC_RP_STARTED) &&
rdata->major_retries <
lport->max_rport_retry_count) {
rdata->major_retries++;
rdata->event = RPORT_EV_NONE;
FC_RPORT_DBG(rdata, "work restart\n");
fc_rport_enter_plogi(rdata);