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xprtrdma: Add trace points for connect events

Browse source 
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
This commit is contained in:
Chuck Lever 2017-12-20 16:31:29 -05:00 • committed by Anna Schumaker
commit b4744e00a3
3 changed files with 92 additions and 28 deletions
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75
include/trace/events/rpcrdma.h
View file

@ -267,6 +267,81 @@ DECLARE_EVENT_CLASS(xprtrdma_mr,
), \
TP_ARGS(mr))
/**
** Connection events
**/
TRACE_EVENT(xprtrdma_conn_upcall,
TP_PROTO(
const struct rpcrdma_xprt *r_xprt,
struct rdma_cm_event *event
),
TP_ARGS(r_xprt, event),
TP_STRUCT__entry(
__field(const void *, r_xprt)
__field(unsigned int, event)
__field(int, status)
__string(addr, rpcrdma_addrstr(r_xprt))
__string(port, rpcrdma_portstr(r_xprt))
),
TP_fast_assign(
__entry->r_xprt = r_xprt;
__entry->event = event->event;
__entry->status = event->status;
__assign_str(addr, rpcrdma_addrstr(r_xprt));
__assign_str(port, rpcrdma_portstr(r_xprt));
),
TP_printk("peer=[%s]:%s r_xprt=%p: %s (%u/%d)",
__get_str(addr), __get_str(port),
__entry->r_xprt, rdma_show_cm_event(__entry->event),
__entry->event, __entry->status
)
);
TRACE_EVENT(xprtrdma_disconnect,
TP_PROTO(
const struct rpcrdma_xprt *r_xprt,
int status
),
TP_ARGS(r_xprt, status),
TP_STRUCT__entry(
__field(const void *, r_xprt)
__field(int, status)
__field(int, connected)
__string(addr, rpcrdma_addrstr(r_xprt))
__string(port, rpcrdma_portstr(r_xprt))
),
TP_fast_assign(
__entry->r_xprt = r_xprt;
__entry->status = status;
__entry->connected = r_xprt->rx_ep.rep_connected;
__assign_str(addr, rpcrdma_addrstr(r_xprt));
__assign_str(port, rpcrdma_portstr(r_xprt));
),
TP_printk("peer=[%s]:%s r_xprt=%p: status=%d %sconnected",
__get_str(addr), __get_str(port),
__entry->r_xprt, __entry->status,
__entry->connected == 1 ? "still " : "dis"
)
);
DEFINE_RXPRT_EVENT(xprtrdma_conn_start);
DEFINE_RXPRT_EVENT(xprtrdma_conn_tout);
DEFINE_RXPRT_EVENT(xprtrdma_create);
DEFINE_RXPRT_EVENT(xprtrdma_destroy);
DEFINE_RXPRT_EVENT(xprtrdma_remove);
DEFINE_RXPRT_EVENT(xprtrdma_reinsert);
DEFINE_RXPRT_EVENT(xprtrdma_reconnect);
DEFINE_RXPRT_EVENT(xprtrdma_inject_dsc);
/**
** Call events
**/