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author | Sowmini Varadhan <sowmini.varadhan@oracle.com> | 2016-02-02 10:41:55 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2016-02-07 14:13:05 -0500 |
commit | 46fcc6ef9d39eb7b1becaa5ef5cba64d230f7c3f (patch) | |
tree | d9aae8f071f26b70f8f47127aa3473c5596c1cd3 /include/trace/events/sunvnet.h | |
parent | ffeb6437f018f072a330ad5911036fd020b35ac3 (diff) | |
download | linux-46fcc6ef9d39eb7b1becaa5ef5cba64d230f7c3f.tar.gz linux-46fcc6ef9d39eb7b1becaa5ef5cba64d230f7c3f.tar.bz2 linux-46fcc6ef9d39eb7b1becaa5ef5cba64d230f7c3f.zip |
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: Sowmini Varadhan <sowmini.varadhan@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/trace/events/sunvnet.h')
-rw-r--r-- | include/trace/events/sunvnet.h | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/include/trace/events/sunvnet.h b/include/trace/events/sunvnet.h new file mode 100644 index 000000000000..eb080b267e55 --- /dev/null +++ b/include/trace/events/sunvnet.h @@ -0,0 +1,139 @@ +#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> |