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IB/srp: Handle DREQ events from CM 

Handle IB_CM_DREQ_ERROR and IB_CM_DREQ_RECEIVED events from the CM,
instead of just printing "Unhandled CM event".  In the case of
DREQ_ERROR, just ignore the event -- a TIMEWAIT_EXIT will be generated
also.  For DREQ_RECEIVED, send a DREP in response to shut the
connection down cleanly.

Signed-off-by: Ishai Rabinovitz <ishai@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
hifive-unleashed-5.1
Ishai Rabinovitz 2006-06-17 20:37:32 -07:00 committed by Roland Dreier
parent ac83cbaa9a
commit b7ac4ab497
1 changed files with 9 additions and 5 deletions
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14
drivers/infiniband/ulp/srp/ib_srp.c
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@ -1196,11 +1196,10 @@ static int srp_cm_handler(struct ib_cm_id *cm_id, struct ib_cm_event *event)
srp_cm_rej_handler(cm_id, event, target);
break;
case IB_CM_MRA_RECEIVED:
printk(KERN_ERR PFX "MRA received\n");
break;
case IB_CM_DREP_RECEIVED:
case IB_CM_DREQ_RECEIVED:
printk(KERN_WARNING PFX "DREQ received - connection closed\n");
if (ib_send_cm_drep(cm_id, NULL, 0))
printk(KERN_ERR PFX "Sending CM DREP failed\n");
break;
case IB_CM_TIMEWAIT_EXIT:
@ -1210,6 +1209,11 @@ static int srp_cm_handler(struct ib_cm_id *cm_id, struct ib_cm_event *event)
target->status = 0;
break;
case IB_CM_MRA_RECEIVED:
case IB_CM_DREQ_ERROR:
case IB_CM_DREP_RECEIVED:
break;
default:
printk(KERN_WARNING PFX "Unhandled CM event %d\n", event->event);
break;