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libperf: Add perf_thread_map__nr/perf_thread_map__pid functions

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So it's part of libperf library as basic functions operating on
perf_thread_map objects.

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 <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20190822111141.25823-6-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa
2019-08-22 13:11:41 +02:00
committed by Arnaldo Carvalho de Melo
parent 5e51b0bb24
commit a2f354e3ab
17 changed files with 45 additions and 41 deletions
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4
tools/perf/builtin-trace.c
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@@ -3188,7 +3188,7 @@ static int trace__set_filter_pids(struct trace *trace)
err = bpf_map__set_filter_pids(trace->filter_pids.map, trace->filter_pids.nr,
trace->filter_pids.entries);
}
} else if (thread_map__pid(trace->evlist->core.threads, 0) == -1) {
} else if (perf_thread_map__pid(trace->evlist->core.threads, 0) == -1) {
err = trace__set_filter_loop_pids(trace);
}
@@ -3417,7 +3417,7 @@ static int trace__run(struct trace *trace, int argc, const char **argv)
evlist__enable(evlist);
}
trace->multiple_threads = thread_map__pid(evlist->core.threads, 0) == -1 ||
trace->multiple_threads = perf_thread_map__pid(evlist->core.threads, 0) == -1 ||
evlist->core.threads->nr > 1 ||
perf_evlist__first(evlist)->core.attr.inherit;