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perf session: Consolidate the dump code
The dump code used by perf report -D is scattered all over the place. Move it to separate functions. Acked-by: Ian Munsie <imunsie@au1.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ian Munsie <imunsie@au1.ibm.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Peter Zijlstra <peterz@infradead.org> LKML-Reference: <20101207124550.625434869@linutronix.de> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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79a14c1f45
commit
9aefcab0de
2 changed files with 40 additions and 25 deletions
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@ -85,6 +85,7 @@ struct build_id_event {
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};
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enum perf_user_event_type { /* above any possible kernel type */
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PERF_RECORD_USER_TYPE_START = 64,
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PERF_RECORD_HEADER_ATTR = 64,
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PERF_RECORD_HEADER_EVENT_TYPE = 65,
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PERF_RECORD_HEADER_TRACING_DATA = 66,
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@ -665,6 +665,35 @@ static void perf_session__print_tstamp(struct perf_session *session,
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printf("%Lu ", sample->time);
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}
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static void dump_event(struct perf_session *session, event_t *event,
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u64 file_offset, struct sample_data *sample)
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{
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if (!dump_trace)
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return;
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dump_printf("\n%#Lx [%#x]: event: %d\n", file_offset,
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event->header.size, event->header.type);
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trace_event(event);
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if (sample)
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perf_session__print_tstamp(session, event, sample);
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dump_printf("%#Lx [%#x]: PERF_RECORD_%s",
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file_offset, event->header.size,
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event__get_event_name(event->header.type));
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}
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static void dump_sample(struct perf_session *session, event_t *event,
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struct sample_data *sample)
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{
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dump_printf("(IP, %d): %d/%d: %#Lx period: %Ld\n", event->header.misc,
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sample->pid, sample->tid, sample->ip, sample->period);
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if (session->sample_type & PERF_SAMPLE_CALLCHAIN)
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callchain__dump(sample);
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}
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static int perf_session_deliver_event(struct perf_session *session,
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event_t *event,
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struct sample_data *sample,
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@ -703,32 +732,24 @@ static int perf_session__process_event(struct perf_session *session,
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struct sample_data sample;
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int ret;
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trace_event(event);
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if (session->header.needs_swap && event__swap_ops[event->header.type])
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event__swap_ops[event->header.type](event);
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if (event->header.type >= PERF_RECORD_MMAP &&
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event->header.type <= PERF_RECORD_SAMPLE) {
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event__parse_sample(event, session, &sample);
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if (dump_trace)
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perf_session__print_tstamp(session, event, &sample);
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}
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if (event->header.type >= PERF_RECORD_HEADER_MAX)
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return -EINVAL;
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if (event->header.type < PERF_RECORD_HEADER_MAX) {
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dump_printf("%#Lx [%#x]: PERF_RECORD_%s",
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file_offset, event->header.size,
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event__get_event_name(event->header.type));
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hists__inc_nr_events(&session->hists, event->header.type);
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hists__inc_nr_events(&session->hists, event->header.type);
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if (event->header.type >= PERF_RECORD_USER_TYPE_START)
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dump_event(session, event, file_offset, NULL);
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else {
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event__parse_sample(event, session, &sample);
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dump_event(session, event, file_offset, &sample);
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}
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/* These events are processed right away */
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switch (event->header.type) {
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case PERF_RECORD_SAMPLE:
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dump_printf("(IP, %d): %d/%d: %#Lx period: %Ld\n",
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event->header.misc,
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sample.pid, sample.tid, sample.ip, sample.period);
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if (session->sample_type & PERF_SAMPLE_CALLCHAIN) {
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if (!ip_callchain__valid(sample.callchain, event)) {
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pr_debug("call-chain problem with event, "
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@ -738,9 +759,8 @@ static int perf_session__process_event(struct perf_session *session,
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sample.period;
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return 0;
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}
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callchain__dump(&sample);
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}
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dump_sample(session, event, &sample);
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break;
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case PERF_RECORD_HEADER_ATTR:
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@ -870,9 +890,6 @@ static int __perf_session__process_pipe_events(struct perf_session *self,
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head += size;
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dump_printf("\n%#Lx [%#x]: event: %d\n",
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head, event.header.size, event.header.type);
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if (skip > 0)
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head += skip;
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@ -961,9 +978,6 @@ int __perf_session__process_events(struct perf_session *session,
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size = event->header.size;
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dump_printf("\n%#Lx [%#x]: event: %d\n",
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file_pos, event->header.size, event->header.type);
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if (size == 0 ||
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perf_session__process_event(session, event, ops, file_pos) < 0) {
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dump_printf("%#Lx [%#x]: skipping unknown header type: %d\n",
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