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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>
This commit is contained in:
Thomas Gleixner 2010-12-07 12:48:47 +00:00 committed by Arnaldo Carvalho de Melo
parent 79a14c1f45
commit 9aefcab0de
2 changed files with 40 additions and 25 deletions
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1
tools/perf/util/event.h
View File

@ -85,6 +85,7 @@ struct build_id_event {
};
enum perf_user_event_type { /* above any possible kernel type */
PERF_RECORD_USER_TYPE_START = 64,
PERF_RECORD_HEADER_ATTR = 64,
PERF_RECORD_HEADER_EVENT_TYPE = 65,
PERF_RECORD_HEADER_TRACING_DATA = 66,

62
tools/perf/util/session.c
View File

@ -665,6 +665,35 @@ static void perf_session__print_tstamp(struct perf_session *session,
printf("%Lu ", sample->time);
}
static void dump_event(struct perf_session *session, event_t *event,
u64 file_offset, struct sample_data *sample)
{
if (!dump_trace)
return;
dump_printf("\n%#Lx [%#x]: event: %d\n", file_offset,
event->header.size, event->header.type);
trace_event(event);
if (sample)
perf_session__print_tstamp(session, event, sample);
dump_printf("%#Lx [%#x]: PERF_RECORD_%s",
file_offset, event->header.size,
event__get_event_name(event->header.type));
}
static void dump_sample(struct perf_session *session, event_t *event,
struct sample_data *sample)
{
dump_printf("(IP, %d): %d/%d: %#Lx period: %Ld\n", event->header.misc,
sample->pid, sample->tid, sample->ip, sample->period);
if (session->sample_type & PERF_SAMPLE_CALLCHAIN)
callchain__dump(sample);
}
static int perf_session_deliver_event(struct perf_session *session,
event_t *event,
struct sample_data *sample,
@ -703,32 +732,24 @@ static int perf_session__process_event(struct perf_session *session,
struct sample_data sample;
int ret;
trace_event(event);
if (session->header.needs_swap && event__swap_ops[event->header.type])
event__swap_ops[event->header.type](event);
if (event->header.type >= PERF_RECORD_MMAP &&
event->header.type <= PERF_RECORD_SAMPLE) {
event__parse_sample(event, session, &sample);
if (dump_trace)
perf_session__print_tstamp(session, event, &sample);
}
if (event->header.type >= PERF_RECORD_HEADER_MAX)
return -EINVAL;
if (event->header.type < PERF_RECORD_HEADER_MAX) {
dump_printf("%#Lx [%#x]: PERF_RECORD_%s",
file_offset, event->header.size,
event__get_event_name(event->header.type));
hists__inc_nr_events(&session->hists, event->header.type);
if (event->header.type >= PERF_RECORD_USER_TYPE_START)
dump_event(session, event, file_offset, NULL);
else {
event__parse_sample(event, session, &sample);
dump_event(session, event, file_offset, &sample);
}
/* These events are processed right away */
switch (event->header.type) {
case PERF_RECORD_SAMPLE:
dump_printf("(IP, %d): %d/%d: %#Lx period: %Ld\n",
event->header.misc,
sample.pid, sample.tid, sample.ip, sample.period);
if (session->sample_type & PERF_SAMPLE_CALLCHAIN) {
if (!ip_callchain__valid(sample.callchain, event)) {
pr_debug("call-chain problem with event, "
@ -738,9 +759,8 @@ static int perf_session__process_event(struct perf_session *session,
sample.period;
return 0;
}
callchain__dump(&sample);
}
dump_sample(session, event, &sample);
break;
case PERF_RECORD_HEADER_ATTR:
@ -870,9 +890,6 @@ more:
head += size;
dump_printf("\n%#Lx [%#x]: event: %d\n",
head, event.header.size, event.header.type);
if (skip > 0)
head += skip;
@ -961,9 +978,6 @@ more:
size = event->header.size;
dump_printf("\n%#Lx [%#x]: event: %d\n",
file_pos, event->header.size, event->header.type);
if (size == 0 ||
perf_session__process_event(session, event, ops, file_pos) < 0) {
dump_printf("%#Lx [%#x]: skipping unknown header type: %d\n",