diff options
| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-12-10 15:29:12 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2012-12-11 17:12:58 -0300 |
| commit | 3a5afaec593954a399967155db47f72cb8828a6a (patch) | |
| tree | ba35db914dcfb07555da7217125db11d2cc9676a | |
| parent | 7a5a5ca5fe3df8636c96b49591c23baf7c415dd4 (diff) | |
perf evsel: No need to always ask for PERF_FORMAT_ID in read_format
Instead make perf_evlist__confir_attrs use perf_evsel__set_sample_id()
when having more than one event, that way only if we have multiple
events we'll ask to have the event ids returned when we read its file
descriptors.
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-xuho5hrrxy2ky0cjpr80hyfp@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
| -rw-r--r-- | tools/perf/tests/attr/base-record | 2 | ||||
| -rw-r--r-- | tools/perf/tests/attr/test-record-group | 2 | ||||
| -rw-r--r-- | tools/perf/tests/attr/test-record-group1 | 2 | ||||
| -rw-r--r-- | tools/perf/util/evlist.c | 2 | ||||
| -rw-r--r-- | tools/perf/util/evsel.c | 3 |
5 files changed, 7 insertions, 4 deletions
diff --git a/tools/perf/tests/attr/base-record b/tools/perf/tests/attr/base-record index f1485d8e6a0b..f9d04643109e 100644 --- a/tools/perf/tests/attr/base-record +++ b/tools/perf/tests/attr/base-record @@ -7,7 +7,7 @@ size=96 config=0 sample_period=4000 sample_type=263 -read_format=7 +read_format=3 disabled=1 inherit=1 pinned=0 diff --git a/tools/perf/tests/attr/test-record-group b/tools/perf/tests/attr/test-record-group index a6599e9a19d3..0df34cab3e42 100644 --- a/tools/perf/tests/attr/test-record-group +++ b/tools/perf/tests/attr/test-record-group @@ -6,12 +6,14 @@ args = --group -e cycles,instructions kill >/dev/null 2>&1 fd=1 group_fd=-1 sample_type=327 +read_format=7 [event-2:base-record] fd=2 group_fd=1 config=1 sample_type=327 +read_format=7 mmap=0 comm=0 enable_on_exec=0 diff --git a/tools/perf/tests/attr/test-record-group1 b/tools/perf/tests/attr/test-record-group1 index 5a8359da38af..18bd926ff6cb 100644 --- a/tools/perf/tests/attr/test-record-group1 +++ b/tools/perf/tests/attr/test-record-group1 @@ -6,6 +6,7 @@ args = -e '{cycles,instructions}' kill >/tmp/krava 2>&1 fd=1 group_fd=-1 sample_type=327 +read_format=7 [event-2:base-record] fd=2 @@ -13,6 +14,7 @@ group_fd=1 type=0 config=1 sample_type=327 +read_format=7 mmap=0 comm=0 enable_on_exec=0 diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index 265565942ae5..5a0878d3a038 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -61,7 +61,7 @@ void perf_evlist__config_attrs(struct perf_evlist *evlist, perf_evsel__config(evsel, opts); if (evlist->nr_entries > 1) - perf_evsel__set_sample_bit(evsel, ID); + perf_evsel__set_sample_id(evsel); } } diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index 9dde7e933be9..e62d3aef9cd6 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -466,8 +466,7 @@ void perf_evsel__config(struct perf_evsel *evsel, attr->sample_id_all = opts->sample_id_all_missing ? 0 : 1; attr->inherit = !opts->no_inherit; attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED | - PERF_FORMAT_TOTAL_TIME_RUNNING | - PERF_FORMAT_ID; + PERF_FORMAT_TOTAL_TIME_RUNNING; perf_evsel__set_sample_bit(evsel, IP); perf_evsel__set_sample_bit(evsel, TID); |