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Commit 46fcc6ef authored by Sowmini Varadhan's avatar Sowmini Varadhan Committed by David S. Miller
Browse files

sunvnet: Add support for perf LDC event tracing 



Add perf event macros for support of tracing and instrumentation
of LDC state machine

Signed-off-by: default avatarSowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ffeb6437

include/trace/events/sunvnet.h

0 → 100644
+139 −0
Original line number Diff line number Diff line 
#undef TRACE_SYSTEM

#define TRACE_SYSTEM sunvnet



#if !defined(_TRACE_SUNVNET_H) || defined(TRACE_HEADER_MULTI_READ)

#define _TRACE_SUNVNET_H



#include <linux/tracepoint.h>



TRACE_EVENT(vnet_rx_one,



	TP_PROTO(int lsid, int rsid, int index, int needs_ack),



	TP_ARGS(lsid, rsid, index, needs_ack),



	TP_STRUCT__entry(

		__field(int, lsid)

		__field(int, rsid)

		__field(int, index)

		__field(int, needs_ack)

	),



	TP_fast_assign(

		__entry->lsid = lsid;

		__entry->rsid = rsid;

		__entry->index = index;

		__entry->needs_ack = needs_ack;

	),



	TP_printk("(%x:%x) walk_rx_one index %d; needs_ack %d",

		__entry->lsid, __entry->rsid,

		__entry->index, __entry->needs_ack)

);



DECLARE_EVENT_CLASS(vnet_tx_stopped_ack_template,



	TP_PROTO(int lsid, int rsid, int ack_end, int npkts),



	TP_ARGS(lsid, rsid, ack_end, npkts),



	TP_STRUCT__entry(

		__field(int, lsid)

		__field(int, rsid)

		__field(int, ack_end)

		__field(int, npkts)

	),



	TP_fast_assign(

		__entry->lsid = lsid;

		__entry->rsid = rsid;

		__entry->ack_end = ack_end;

		__entry->npkts = npkts;

	),



	TP_printk("(%x:%x) stopped ack for %d; npkts %d",

		__entry->lsid, __entry->rsid,

		__entry->ack_end, __entry->npkts)

);

DEFINE_EVENT(vnet_tx_stopped_ack_template, vnet_tx_send_stopped_ack,

	     TP_PROTO(int lsid, int rsid, int ack_end, int npkts),

	     TP_ARGS(lsid, rsid, ack_end, npkts));

DEFINE_EVENT(vnet_tx_stopped_ack_template, vnet_tx_defer_stopped_ack,

	     TP_PROTO(int lsid, int rsid, int ack_end, int npkts),

	     TP_ARGS(lsid, rsid, ack_end, npkts));

DEFINE_EVENT(vnet_tx_stopped_ack_template, vnet_tx_pending_stopped_ack,

	     TP_PROTO(int lsid, int rsid, int ack_end, int npkts),

	     TP_ARGS(lsid, rsid, ack_end, npkts));



TRACE_EVENT(vnet_rx_stopped_ack,



	TP_PROTO(int lsid, int rsid, int end),



	TP_ARGS(lsid, rsid, end),



	TP_STRUCT__entry(

		__field(int, lsid)

		__field(int, rsid)

		__field(int, end)

	),



	TP_fast_assign(

		__entry->lsid = lsid;

		__entry->rsid = rsid;

		__entry->end = end;

	),



	TP_printk("(%x:%x) stopped ack for index %d",

		__entry->lsid, __entry->rsid, __entry->end)

);



TRACE_EVENT(vnet_tx_trigger,



	TP_PROTO(int lsid, int rsid, int start, int err),



	TP_ARGS(lsid, rsid, start, err),



	TP_STRUCT__entry(

		__field(int, lsid)

		__field(int, rsid)

		__field(int, start)

		__field(int, err)

	),



	TP_fast_assign(

		__entry->lsid = lsid;

		__entry->rsid = rsid;

		__entry->start = start;

		__entry->err = err;

	),



	TP_printk("(%x:%x) Tx trigger for %d sent with err %d %s",

		__entry->lsid, __entry->rsid, __entry->start,

		__entry->err, __entry->err > 0 ? "(ok)" : " ")

);



TRACE_EVENT(vnet_skip_tx_trigger,



	TP_PROTO(int lsid, int rsid, int last),



	TP_ARGS(lsid, rsid, last),



	TP_STRUCT__entry(

		__field(int, lsid)

		__field(int, rsid)

		__field(int, last)

	),



	TP_fast_assign(

		__entry->lsid = lsid;

		__entry->rsid = rsid;

		__entry->last = last;

	),



	TP_printk("(%x:%x) Skip Tx trigger. Last trigger sent was %d",

		__entry->lsid, __entry->rsid, __entry->last)

);

#endif /* _TRACE_SOCK_H */



/* This part must be outside protection */

#include <trace/define_trace.h>