From: Stephane Eranian <eranian@xxxxxxxxxx> This is used by libpfm4 during event parsing to locate the pmu for an event. Signed-off-by: Stephane Eranian <eranian@xxxxxxxxxx> Reviewed-by: Ian Rogers <irogers@xxxxxxxxxx> Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx> Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx> Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx> Cc: Alexei Starovoitov <ast@xxxxxxxxxx> Cc: Alexey Budankov <alexey.budankov@xxxxxxxxxxxxxxx> Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx> Cc: Andrii Nakryiko <andriin@xxxxxx> Cc: Daniel Borkmann <daniel@xxxxxxxxxxxxx> Cc: Florian Fainelli <f.fainelli@xxxxxxxxx> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> Cc: Igor Lubashev <ilubashe@xxxxxxxxxx> Cc: Jin Yao <yao.jin@xxxxxxxxxxxxxxx> Cc: Jiwei Sun <jiwei.sun@xxxxxxxxxxxxx> Cc: John Garry <john.garry@xxxxxxxxxx> Cc: Kan Liang <kan.liang@xxxxxxxxxxxxxxx> Cc: Leo Yan <leo.yan@xxxxxxxxxx> Cc: Mark Rutland <mark.rutland@xxxxxxx> Cc: Martin KaFai Lau <kafai@xxxxxx> Cc: Namhyung Kim <namhyung@xxxxxxxxxx> Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx> Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> Cc: Yonghong Song <yhs@xxxxxx> Cc: bpf@xxxxxxxxxxxxxxx Cc: netdev@xxxxxxxxxxxxxxx Cc: yuzhoujian <yuzhoujian@xxxxxxxxxxxxxxx> Link: http://lore.kernel.org/lkml/20200429231443.207201-4-irogers@xxxxxxxxxx Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx> --- tools/perf/util/pmu.c | 11 +++++++++++ tools/perf/util/pmu.h | 1 + 2 files changed, 12 insertions(+) diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c index 5642de7f8be7..92bd7fafcce6 100644 --- a/tools/perf/util/pmu.c +++ b/tools/perf/util/pmu.c @@ -871,6 +871,17 @@ static struct perf_pmu *pmu_find(const char *name) return NULL; } +struct perf_pmu *perf_pmu__find_by_type(unsigned int type) +{ + struct perf_pmu *pmu; + + list_for_each_entry(pmu, &pmus, list) + if (pmu->type == type) + return pmu; + + return NULL; +} + struct perf_pmu *perf_pmu__scan(struct perf_pmu *pmu) { /* diff --git a/tools/perf/util/pmu.h b/tools/perf/util/pmu.h index 1edd214b75a5..cb6fbec50313 100644 --- a/tools/perf/util/pmu.h +++ b/tools/perf/util/pmu.h @@ -72,6 +72,7 @@ struct perf_pmu_alias { }; struct perf_pmu *perf_pmu__find(const char *name); +struct perf_pmu *perf_pmu__find_by_type(unsigned int type); int perf_pmu__config(struct perf_pmu *pmu, struct perf_event_attr *attr, struct list_head *head_terms, struct parse_events_error *error); -- 2.21.1
