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libperf: Add perf_evsel__attr() function

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Add a perf_evsel__attr() function to get attr pointer from a perf_evsel
instance.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexey Budankov <alexey.budankov@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190721112506.12306-71-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2019-07-21 13:24:57 +02:00 committed by Arnaldo Carvalho de Melo
parent fcc97c3e7a
commit 384c4ad192
3 changed files with 7 additions and 0 deletions
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5
tools/perf/lib/evsel.c
View File

@ -225,3 +225,8 @@ struct perf_thread_map *perf_evsel__threads(struct perf_evsel *evsel)
{
return evsel->threads;
}
struct perf_event_attr *perf_evsel__attr(struct perf_evsel *evsel)
{
return &evsel->attr;
}

1
tools/perf/lib/include/perf/evsel.h
View File

@ -34,5 +34,6 @@ LIBPERF_API int perf_evsel__enable(struct perf_evsel *evsel);
LIBPERF_API int perf_evsel__disable(struct perf_evsel *evsel);
LIBPERF_API struct perf_cpu_map *perf_evsel__cpus(struct perf_evsel *evsel);
LIBPERF_API struct perf_thread_map *perf_evsel__threads(struct perf_evsel *evsel);
LIBPERF_API struct perf_event_attr *perf_evsel__attr(struct perf_evsel *evsel);
#endif /* __LIBPERF_EVSEL_H */

1
tools/perf/lib/libperf.map
View File

@ -23,6 +23,7 @@ LIBPERF_0.0.1 {
perf_evsel__read;
perf_evsel__cpus;
perf_evsel__threads;
perf_evsel__attr;
perf_evlist__new;
perf_evlist__delete;
perf_evlist__open;