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| author |   Ian Rogers <irogers@google.com> | 2022-05-18 20:20:03 -0700 |
|---|---|---|
| committer |   Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-05-23 09:52:38 -0300 |
| commit | e696f6dbbf9d5c88922a4e2c9ee2ed9b495285ca (patch) | |
| tree | 2edc64737fbe82e67158e291e500501748614bc6 /tools/lib/perf | |
| parent | perf stat: Add stat record+report test (diff) | |
| download | linux-dev-e696f6dbbf9d5c88922a4e2c9ee2ed9b495285ca.tar.xz linux-dev-e696f6dbbf9d5c88922a4e2c9ee2ed9b495285ca.zip | |
perf cpumap: Add perf_cpu_map__for_each_idx()
A variant of perf_cpu_map__for_each_cpu() that just iterates index values
without the corresponding load of the CPU.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: Andrii Nakryiko <andrii@kernel.org>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Cc: Dave Marchevsky <davemarchevsky@fb.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Fastabend <john.fastabend@gmail.com>
Cc: KP Singh <kpsingh@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Lv Ruyi <lv.ruyi@zte.com.cn>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Martin KaFai Lau <kafai@fb.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Quentin Monnet <quentin@isovalent.com>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Cc: Yonghong Song <yhs@fb.com>
Cc: bpf@vger.kernel.org
Cc: netdev@vger.kernel.org
Link: https://lore.kernel.org/r/20220519032005.1273691-4-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib/perf')
| -rw-r--r-- | tools/lib/perf/include/perf/cpumap.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/lib/perf/include/perf/cpumap.h b/tools/lib/perf/include/perf/cpumap.h index 4a2edbdb5e2b..24de795b09bb 100644 --- a/tools/lib/perf/include/perf/cpumap.h +++ b/tools/lib/perf/include/perf/cpumap.h @@ -31,4 +31,7 @@ LIBPERF_API bool perf_cpu_map__has(const struct perf_cpu_map *map, struct perf_c (idx) < perf_cpu_map__nr(cpus); \ (idx)++, (cpu) = perf_cpu_map__cpu(cpus, idx)) +#define perf_cpu_map__for_each_idx(idx, cpus) \ + for ((idx) = 0; (idx) < perf_cpu_map__nr(cpus); (idx)++) + #endif /* __LIBPERF_CPUMAP_H */ |