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author | David Howells <dhowells@redhat.com> | 2016-09-23 15:22:36 +0100 |
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committer | David Howells <dhowells@redhat.com> | 2016-09-23 15:49:19 +0100 |
commit | fc7ab6d29a3af0b7f6df7c095509378c8caf85b5 (patch) | |
tree | c24fa070339e72ef88edce50a9f3f64f01818b7c /include | |
parent | b86e218e0d422488e0febb07620fa97ae9713779 (diff) | |
download | op-kernel-dev-fc7ab6d29a3af0b7f6df7c095509378c8caf85b5.zip op-kernel-dev-fc7ab6d29a3af0b7f6df7c095509378c8caf85b5.tar.gz |
rxrpc: Add a tracepoint for the call timer
Add a tracepoint to log call timer initiation, setting and expiry.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/trace/events/rxrpc.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h index e8f2afb..5732289 100644 --- a/include/trace/events/rxrpc.h +++ b/include/trace/events/rxrpc.h @@ -414,6 +414,42 @@ TRACE_EVENT(rxrpc_rtt_rx, __entry->avg) ); +TRACE_EVENT(rxrpc_timer, + TP_PROTO(struct rxrpc_call *call, enum rxrpc_timer_trace why, + unsigned long now), + + TP_ARGS(call, why, now), + + TP_STRUCT__entry( + __field(struct rxrpc_call *, call ) + __field(enum rxrpc_timer_trace, why ) + __field(unsigned long, now ) + __field(unsigned long, expire_at ) + __field(unsigned long, ack_at ) + __field(unsigned long, resend_at ) + __field(unsigned long, timer ) + ), + + TP_fast_assign( + __entry->call = call; + __entry->why = why; + __entry->now = now; + __entry->expire_at = call->expire_at; + __entry->ack_at = call->ack_at; + __entry->resend_at = call->resend_at; + __entry->timer = call->timer.expires; + ), + + TP_printk("c=%p %s now=%lx x=%ld a=%ld r=%ld t=%ld", + __entry->call, + rxrpc_timer_traces[__entry->why], + __entry->now, + __entry->expire_at - __entry->now, + __entry->ack_at - __entry->now, + __entry->resend_at - __entry->now, + __entry->timer - __entry->now) + ); + #endif /* _TRACE_RXRPC_H */ /* This part must be outside protection */ |