diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-09-26 15:28:26 (GMT) |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-09-26 15:28:26 (GMT) |
| commit | 0b80f8b32f31f80e001fb6355fd86769555c4a3c (patch) | |
| tree | 7cd416d7b770b9765f506e73ded95f30691798c3 /tools | |
| parent | a91f408e4435d4f572392295ee47756b6f5011c7 (diff) | |
| download | linux-0b80f8b32f31f80e001fb6355fd86769555c4a3c.tar.xz | |
perf evsel: Improve tracepoint constructor setup
It needs to properly set the sample_type, sample_period and the KVM
related perf_event_attr fields.
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-v9x3q9rv4caxtox7wtjpchq5@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/evsel.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 00936ad..2467eaf 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -117,14 +117,18 @@ struct perf_evsel *perf_evsel__newtp(const char *sys, const char *name, int idx) if (evsel != NULL) { struct perf_event_attr attr = { - .type = PERF_TYPE_TRACEPOINT, + .type = PERF_TYPE_TRACEPOINT, + .sample_type = (PERF_SAMPLE_RAW | PERF_SAMPLE_TIME | + PERF_SAMPLE_CPU | PERF_SAMPLE_PERIOD), }; evsel->tp_format = event_format__new(sys, name); if (evsel->tp_format == NULL) goto out_free; + event_attr_init(&attr); attr.config = evsel->tp_format->id; + attr.sample_period = 1; perf_evsel__init(evsel, &attr, idx); evsel->name = evsel->tp_format->name; } |