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authorIshai Rabinovitz <ishai@mellanox.co.il>2006-06-18 05:37:32 +0200
committerRoland Dreier <rolandd@cisco.com>2006-06-18 05:37:32 +0200
commitb7ac4ab497e44cba75fb0e9e5afca06776518934 (patch)
treed0d513d83ef71ea7530a3e57ccac41c3684a4fcb /drivers/infiniband
parentIPoIB: Mention RFC numbers in documentation (diff)
downloadlinux-b7ac4ab497e44cba75fb0e9e5afca06776518934.tar.xz
linux-b7ac4ab497e44cba75fb0e9e5afca06776518934.zip
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>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c14
1 files changed, 9 insertions, 5 deletions
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index a01b73bb976e..4ba790f54a24 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -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;