Dump user data event in perf report -D, looks like this: 0x25de3e [0x58]: event: 17 . . ... raw event: size 88 bytes . 0000: 11 00 00 00 00 00 58 00 20 00 10 00 00 00 00 00 ......X. .......
SNIP 1214276524830 0x25de3e [0x58]: PERF_RECORD_USER_DATA 29014/29014: type: 0x100020, id 5 ... FP chain: nr:5 ..... 0: fffffffffffffe00 ..... 1: 00007fadc451cd77 ..... 2: 00007fadc4504eb1 ..... 3: 00007fadc451af0f ..... 4: 0000000000000040 Link: http://lkml.kernel.org/n/[email protected] Signed-off-by: Jiri Olsa <[email protected]> --- tools/perf/util/session.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c index cb910ea6f0a0..218b36e76d4d 100644 --- a/tools/perf/util/session.c +++ b/tools/perf/util/session.c @@ -1164,6 +1164,24 @@ static void dump_read(struct perf_evsel *evsel, union perf_event *event) printf("... id : %" PRIu64 "\n", read_event->id); } +static void +dump_user_data(union perf_event *event, struct perf_sample *sample) +{ + u64 type; + + if (!dump_trace) + return; + + printf(" %d/%d: type: %#" PRIx64 ", id %" PRIu64 "\n", + sample->pid, sample->tid, event->user_data.type, + sample->user_data_id); + + type = event->user_data.type; + + if (type & PERF_SAMPLE_CALLCHAIN) + callchain__printf(sample); +} + static struct machine *machines__find_for_cpumode(struct machines *machines, union perf_event *event, struct perf_sample *sample) @@ -1286,6 +1304,7 @@ static int machines__deliver_event(struct machines *machines, } return perf_evlist__deliver_sample(evlist, tool, event, sample, evsel, machine); case PERF_RECORD_USER_DATA: + dump_user_data(event, sample); return tool->user_data(tool, event, sample, evsel, machine); case PERF_RECORD_MMAP: return tool->mmap(tool, event, sample, machine); -- 2.13.6
