diff options
| author | Riccardo Mancini <rickyman7@gmail.com> | 2021-08-21 11:19:24 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-08-31 16:36:54 -0300 |
| commit | 6efd06e3741944e528bc8243c88d9e3320c1c80c (patch) | |
| tree | 5a4581f2787d8560a75b7f2f58331dcf319e5437 /tools/perf | |
| parent | 588f4ac7639941d12fa669c30e64e0d68fb96b08 (diff) | |
| download | linux-6efd06e3741944e528bc8243c88d9e3320c1c80c.tar.gz linux-6efd06e3741944e528bc8243c88d9e3320c1c80c.tar.xz | |
perf evsel: Add evsel__prepare_open()
This function will prepare the evsel and disable the missing features.
It will be used in one of the following patches.
Signed-off-by: Riccardo Mancini <rickyman7@gmail.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lore.kernel.org/lkml/fa5e78bbb92c848226f044278fdcf777b3ce4583.1629490974.git.rickyman7@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/evsel.c | 14 | ||||
| -rw-r--r-- | tools/perf/util/evsel.h | 2 |
2 files changed, 16 insertions, 0 deletions
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index f0bc89f74391..45d778f063d4 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -1827,6 +1827,20 @@ static void evsel__disable_missing_features(struct evsel *evsel) evsel->core.attr.sample_id_all = 0; } +int evsel__prepare_open(struct evsel *evsel, struct perf_cpu_map *cpus, + struct perf_thread_map *threads) +{ + int err; + + err = __evsel__prepare_open(evsel, cpus, threads); + if (err) + return err; + + evsel__disable_missing_features(evsel); + + return err; +} + static int evsel__open_cpu(struct evsel *evsel, struct perf_cpu_map *cpus, struct perf_thread_map *threads, int start_cpu, int end_cpu) diff --git a/tools/perf/util/evsel.h b/tools/perf/util/evsel.h index 76efcfa3e14d..b173700db8af 100644 --- a/tools/perf/util/evsel.h +++ b/tools/perf/util/evsel.h @@ -287,6 +287,8 @@ int evsel__open_per_thread(struct evsel *evsel, struct perf_thread_map *threads) int evsel__open(struct evsel *evsel, struct perf_cpu_map *cpus, struct perf_thread_map *threads); void evsel__close(struct evsel *evsel); +int evsel__prepare_open(struct evsel *evsel, struct perf_cpu_map *cpus, + struct perf_thread_map *threads); struct perf_sample; |