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libperf: Add perf_evlist__read_format() function

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Add the perf_evlist__read_format() function to libperf as internal
function.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lore.kernel.org/lkml/20190913132355.21634-30-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2019-09-03 10:54:48 +02:00
committed by Arnaldo Carvalho de Melo
parent 515dbe48f6
commit ff47d86a0d
4 changed files with 10 additions and 8 deletions
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7
tools/perf/lib/evlist.c
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@@ -161,3 +161,10 @@ void perf_evlist__disable(struct perf_evlist *evlist)
perf_evlist__for_each_entry(evlist, evsel)
perf_evsel__disable(evsel);
}
u64 perf_evlist__read_format(struct perf_evlist *evlist)
{
struct perf_evsel *first = perf_evlist__first(evlist);
return first->attr.read_format;
}