[SCSI] bfa: fix prli retry issues
Add a max retry limit for PRLI retries. Max retry limit (5) is same as used
in rport PLOGI. Once the retries are exhausted, invoke rport offline so that
existing logic of rport re-discovery can kick-in. Also fixed a bug in rport.c
where one less retry was happening.
Signed-off-by: Jing Huang <huangj@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
diff --git a/drivers/scsi/bfa/fcpim.c b/drivers/scsi/bfa/fcpim.c
index 7a0207e..d090f7a 100644
--- a/drivers/scsi/bfa/fcpim.c
+++ b/drivers/scsi/bfa/fcpim.c
@@ -110,6 +110,7 @@
switch (event) {
case BFA_FCS_ITNIM_SM_ONLINE:
bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+ itnim->prli_retries = 0;
bfa_fcs_itnim_send_prli(itnim, NULL);
break;
@@ -218,8 +219,16 @@
switch (event) {
case BFA_FCS_ITNIM_SM_TIMEOUT:
- bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
- bfa_fcs_itnim_send_prli(itnim, NULL);
+ if (itnim->prli_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+ itnim->prli_retries++;
+ bfa_trc(itnim->fcs, itnim->prli_retries);
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+ bfa_fcs_itnim_send_prli(itnim, NULL);
+ } else {
+ /* invoke target offline */
+ bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+ bfa_fcs_rport_logo_imp(itnim->rport);
+ }
break;
case BFA_FCS_ITNIM_SM_OFFLINE: