Can you apply this patch (applies to the tip) and let me know what,
if any, output you see?
- Sean
Index: cm.c
===================================================================
--- cm.c (revision 2473)
+++ cm.c (working copy)
@@ -1862,8 +1862,10 @@ static int cm_drep_handler(struct cm_wor
drep_msg = (struct cm_drep_msg *)work->mad_recv_wc->recv_buf.mad;
cm_id_priv = cm_acquire_id(drep_msg->remote_comm_id,
drep_msg->local_comm_id);
- if (!cm_id_priv)
+ if (!cm_id_priv) {
+ printk("cm_drep_handler - could not acquire cm_id\n");
return -EINVAL;
+ }
work->cm_event.private_data = &drep_msg->private_data;
@@ -1871,12 +1873,16 @@ static int cm_drep_handler(struct cm_wor
if (cm_id_priv->id.state != IB_CM_DREQ_SENT &&
cm_id_priv->id.state != IB_CM_DREQ_RCVD) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
+ printk("cm_drep_handler - cm_id in invalid state: %d\n",
+ cm_id_priv->id.state);
goto out;
}
cm_enter_timewait(cm_id_priv);
- ib_cancel_mad(cm_id_priv->av.port->mad_agent,
- (unsigned long) cm_id_priv->msg);
+ ret = ib_modify_mad(cm_id_priv->av.port->mad_agent,
+ (unsigned long) cm_id_priv->msg, 0);
+ if (ret)
+ printk("cm_drep_handler - unable to cancel DREQ\n");
ret = atomic_inc_and_test(&cm_id_priv->work_count);
if (!ret)
list_add_tail(&work->list, &cm_id_priv->work_list);
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