/* QP event handler */
static void qp_event_handler(struct ib_event *event, void *context)
{
struct svc_xprt *xprt = context;
switch (event->event) {
/* These are considered benign events */
case IB_EVENT_PATH_MIG:
case IB_EVENT_COMM_EST:
case IB_EVENT_SQ_DRAINED:
case IB_EVENT_QP_LAST_WQE_REACHED:
dprintk("svcrdma: QP event %s (%d) received for QP=%p\n",
ib_event_msg(event->event), event->event,
event->element.qp);
break;
/* These are considered fatal events */
case IB_EVENT_PATH_MIG_ERR:
case IB_EVENT_QP_FATAL:
case IB_EVENT_QP_REQ_ERR:
case IB_EVENT_QP_ACCESS_ERR:
case IB_EVENT_DEVICE_FATAL:
default:
dprintk("svcrdma: QP ERROR event %s (%d) received for QP=%p, "
"closing transport\n",
ib_event_msg(event->event), event->event,
event->element.qp);
set_bit(XPT_CLOSE, &xprt->xpt_flags);
break;
}
}
/* ib_cq event handler */
static void cq_event_handler(struct ib_event *event, void *context)
{
struct svc_xprt *xprt = context;
dprintk("svcrdma: received CQ event %s (%d), context=%p\n",
ib_event_msg(event->event), event->event, context);
set_bit(XPT_CLOSE, &xprt->xpt_flags);
}
static void rds_ib_qp_event_handler(struct ib_event *event, void *data)
{
struct rds_connection *conn = data;
struct rds_ib_connection *ic = conn->c_transport_data;
rdsdebug("conn %p ic %p event %u (%s)\n", conn, ic, event->event,
ib_event_msg(event->event));
switch (event->event) {
case IB_EVENT_COMM_EST:
rdma_notify(ic->i_cm_id, IB_EVENT_COMM_EST);
break;
default:
rdsdebug("Fatal QP Event %u (%s) "
"- connection %pI4->%pI4, reconnecting\n",
event->event, ib_event_msg(event->event),
&conn->c_laddr, &conn->c_faddr);
rds_conn_drop(conn);
break;
}
}
static void
rpcrdma_qp_async_error_upcall(struct ib_event *event, void *context)
{
struct rpcrdma_ep *ep = context;
pr_err("RPC: %s: %s on device %s ep %p\n",
__func__, ib_event_msg(event->event),
event->device->name, context);
if (ep->rep_connected == 1) {
ep->rep_connected = -EIO;
rpcrdma_conn_func(ep);
wake_up_all(&ep->rep_connect_wait);
}
}
static void rds_ib_cq_event_handler(struct ib_event *event, void *data)
{
rdsdebug("event %u (%s) data %p\n",
event->event, ib_event_msg(event->event), data);
}
