diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2022-10-17 19:02:13 -0700 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2022-10-27 16:37:25 -0300 |
| commit | 505ac48ba759cd88d9fd40ec5354cda28e17377b (patch) | |
| tree | 0bf039bb344b62fe00a32af93d7f6a5307d5de71 /tools/perf/util/cpumap.c | |
| parent | 8938cfa7480282fb3c75548958b239444affcc50 (diff) | |
| download | linux-505ac48ba759cd88d9fd40ec5354cda28e17377b.tar.bz2 | |
perf stat: Add 'needs_sort' argument to cpu_aggr_map__new()
In case of no aggregation, it needs to keep the original (cpu) ordering
in the aggr_map so that it can be in sync with the cpu map. This will
make the code easier to handle AGGR_NONE similar to others.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Athira Jajeev <atrajeev@linux.vnet.ibm.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Xing Zhengjun <zhengjun.xing@linux.intel.com>
Link: https://lore.kernel.org/r/20221018020227.85905-7-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/cpumap.c')
| -rw-r--r-- | tools/perf/util/cpumap.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c index 60209fe87456..6e3fcf523de9 100644 --- a/tools/perf/util/cpumap.c +++ b/tools/perf/util/cpumap.c @@ -234,7 +234,7 @@ static int aggr_cpu_id__cmp(const void *a_pointer, const void *b_pointer) struct cpu_aggr_map *cpu_aggr_map__new(const struct perf_cpu_map *cpus, aggr_cpu_id_get_t get_id, - void *data) + void *data, bool needs_sort) { int idx; struct perf_cpu cpu; @@ -270,8 +270,10 @@ struct cpu_aggr_map *cpu_aggr_map__new(const struct perf_cpu_map *cpus, if (trimmed_c) c = trimmed_c; } + /* ensure we process id in increasing order */ - qsort(c->map, c->nr, sizeof(struct aggr_cpu_id), aggr_cpu_id__cmp); + if (needs_sort) + qsort(c->map, c->nr, sizeof(struct aggr_cpu_id), aggr_cpu_id__cmp); return c; |