Messages in this thread Patch in this message | | | Date | Fri, 08 May 2020 13:04:48 -0000 | From | "tip-bot2 for Stephane Eranian" <> | Subject | [tip: perf/core] perf pmu: Add perf_pmu__find_by_type helper |
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The following commit has been merged into the perf/core branch of tip:
Commit-ID: 3a50dc76058d7cd8315f9c712b793d81a7ff4541 Gitweb: https://git.kernel.org/tip/3a50dc76058d7cd8315f9c712b793d81a7ff4541 Author: Stephane Eranian <eranian@google.com> AuthorDate: Wed, 29 Apr 2020 16:14:42 -07:00 Committer: Arnaldo Carvalho de Melo <acme@redhat.com> CommitterDate: Tue, 05 May 2020 16:35:31 -03:00
perf pmu: Add perf_pmu__find_by_type helper
This is used by libpfm4 during event parsing to locate the pmu for an event.
Signed-off-by: Stephane Eranian <eranian@google.com> Reviewed-by: Ian Rogers <irogers@google.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Alexei Starovoitov <ast@kernel.org> Cc: Alexey Budankov <alexey.budankov@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Andrii Nakryiko <andriin@fb.com> Cc: Daniel Borkmann <daniel@iogearbox.net> Cc: Florian Fainelli <f.fainelli@gmail.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Igor Lubashev <ilubashe@akamai.com> Cc: Jin Yao <yao.jin@linux.intel.com> Cc: Jiwei Sun <jiwei.sun@windriver.com> Cc: John Garry <john.garry@huawei.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Leo Yan <leo.yan@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Martin KaFai Lau <kafai@fb.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Yonghong Song <yhs@fb.com> Cc: bpf@vger.kernel.org Cc: netdev@vger.kernel.org Cc: yuzhoujian <yuzhoujian@didichuxing.com> Link: http://lore.kernel.org/lkml/20200429231443.207201-4-irogers@google.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> --- 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 5642de7..92bd7fa 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 1edd214..cb6fbec 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);
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