Messages in this thread Patch in this message | | | From | Namhyung Kim <> | Subject | [PATCH 04/19] perf stat: Add aggr id for global mode | Date | Sun, 9 Oct 2022 22:35:45 -0700 |
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To make the code simpler, I'd like to use the same aggregation code for the global mode. We can simply add an id function to return cpu 0 and use print_aggr().
No functional change intended.
Signed-off-by: Namhyung Kim <namhyung@kernel.org> --- tools/perf/builtin-stat.c | 39 ++++++++++++++++++++++++++++++++-- tools/perf/util/cpumap.c | 10 +++++++++ tools/perf/util/cpumap.h | 6 +++++- tools/perf/util/stat-display.c | 9 ++------ 4 files changed, 54 insertions(+), 10 deletions(-)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c index 265b05157972..144bb3a657f2 100644 --- a/tools/perf/builtin-stat.c +++ b/tools/perf/builtin-stat.c @@ -1330,6 +1330,15 @@ static struct aggr_cpu_id perf_stat__get_node(struct perf_stat_config *config __ return aggr_cpu_id__node(cpu, /*data=*/NULL); } +static struct aggr_cpu_id perf_stat__get_global(struct perf_stat_config *config __maybe_unused, + struct perf_cpu cpu __maybe_unused) +{ + struct aggr_cpu_id id = aggr_cpu_id__empty(); + + id.cpu = (struct perf_cpu){ .cpu = 0 }; + return id; +} + static struct aggr_cpu_id perf_stat__get_aggr(struct perf_stat_config *config, aggr_get_id_t get_id, struct perf_cpu cpu) { @@ -1366,6 +1375,12 @@ static struct aggr_cpu_id perf_stat__get_node_cached(struct perf_stat_config *co return perf_stat__get_aggr(config, perf_stat__get_node, cpu); } +static struct aggr_cpu_id perf_stat__get_global_cached(struct perf_stat_config *config, + struct perf_cpu cpu) +{ + return perf_stat__get_aggr(config, perf_stat__get_global, cpu); +} + static bool term_percore_set(void) { struct evsel *counter; @@ -1395,6 +1410,7 @@ static aggr_cpu_id_get_t aggr_mode__get_aggr(enum aggr_mode aggr_mode) return NULL; case AGGR_GLOBAL: + return aggr_cpu_id__global; case AGGR_THREAD: case AGGR_UNSET: case AGGR_MAX: @@ -1420,6 +1436,7 @@ static aggr_get_id_t aggr_mode__get_id(enum aggr_mode aggr_mode) } return NULL; case AGGR_GLOBAL: + return perf_stat__get_global_cached; case AGGR_THREAD: case AGGR_UNSET: case AGGR_MAX: @@ -1535,6 +1552,16 @@ static struct aggr_cpu_id perf_env__get_node_aggr_by_cpu(struct perf_cpu cpu, vo return id; } +static struct aggr_cpu_id perf_env__get_global_aggr_by_cpu(struct perf_cpu cpu __maybe_unused, + void *data __maybe_unused) +{ + struct aggr_cpu_id id = aggr_cpu_id__empty(); + + /* it always aggregates to the cpu 0 */ + id.cpu = (struct perf_cpu){ .cpu = 0 }; + return id; +} + static struct aggr_cpu_id perf_stat__get_socket_file(struct perf_stat_config *config __maybe_unused, struct perf_cpu cpu) { @@ -1558,6 +1585,12 @@ static struct aggr_cpu_id perf_stat__get_node_file(struct perf_stat_config *conf return perf_env__get_node_aggr_by_cpu(cpu, &perf_stat.session->header.env); } +static struct aggr_cpu_id perf_stat__get_global_file(struct perf_stat_config *config __maybe_unused, + struct perf_cpu cpu) +{ + return perf_env__get_global_aggr_by_cpu(cpu, &perf_stat.session->header.env); +} + static aggr_cpu_id_get_t aggr_mode__get_aggr_file(enum aggr_mode aggr_mode) { switch (aggr_mode) { @@ -1569,8 +1602,9 @@ static aggr_cpu_id_get_t aggr_mode__get_aggr_file(enum aggr_mode aggr_mode) return perf_env__get_core_aggr_by_cpu; case AGGR_NODE: return perf_env__get_node_aggr_by_cpu; - case AGGR_NONE: case AGGR_GLOBAL: + return perf_env__get_global_aggr_by_cpu; + case AGGR_NONE: case AGGR_THREAD: case AGGR_UNSET: case AGGR_MAX: @@ -1590,8 +1624,9 @@ static aggr_get_id_t aggr_mode__get_id_file(enum aggr_mode aggr_mode) return perf_stat__get_core_file; case AGGR_NODE: return perf_stat__get_node_file; - case AGGR_NONE: case AGGR_GLOBAL: + return perf_stat__get_global_file; + case AGGR_NONE: case AGGR_THREAD: case AGGR_UNSET: case AGGR_MAX: diff --git a/tools/perf/util/cpumap.c b/tools/perf/util/cpumap.c index 8486ca3bec75..60209fe87456 100644 --- a/tools/perf/util/cpumap.c +++ b/tools/perf/util/cpumap.c @@ -354,6 +354,16 @@ struct aggr_cpu_id aggr_cpu_id__node(struct perf_cpu cpu, void *data __maybe_unu return id; } +struct aggr_cpu_id aggr_cpu_id__global(struct perf_cpu cpu, void *data __maybe_unused) +{ + struct aggr_cpu_id id = aggr_cpu_id__empty(); + + /* it always aggregates to the cpu 0 */ + cpu.cpu = 0; + id.cpu = cpu; + return id; +} + /* setup simple routines to easily access node numbers given a cpu number */ static int get_max_num(char *path, int *max) { diff --git a/tools/perf/util/cpumap.h b/tools/perf/util/cpumap.h index 4a6d029576ee..b2ff648bc417 100644 --- a/tools/perf/util/cpumap.h +++ b/tools/perf/util/cpumap.h @@ -133,5 +133,9 @@ struct aggr_cpu_id aggr_cpu_id__cpu(struct perf_cpu cpu, void *data); * cpu. The function signature is compatible with aggr_cpu_id_get_t. */ struct aggr_cpu_id aggr_cpu_id__node(struct perf_cpu cpu, void *data); - +/** + * aggr_cpu_id__global - Create an aggr_cpu_id for global aggregation. + * The function signature is compatible with aggr_cpu_id_get_t. + */ +struct aggr_cpu_id aggr_cpu_id__global(struct perf_cpu cpu, void *data); #endif /* __PERF_CPUMAP_H */ diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c index 4113aa86772f..1d8e585df4ad 100644 --- a/tools/perf/util/stat-display.c +++ b/tools/perf/util/stat-display.c @@ -1477,13 +1477,8 @@ void evlist__print_counters(struct evlist *evlist, struct perf_stat_config *conf if (config->iostat_run) iostat_print_counters(evlist, config, ts, prefix = buf, print_counter_aggr); - else { - evlist__for_each_entry(evlist, counter) { - print_counter_aggr(config, counter, prefix); - } - if (metric_only) - fputc('\n', config->output); - } + else + print_aggr(config, evlist, prefix); break; case AGGR_NONE: if (metric_only) -- 2.38.0.rc1.362.ged0d419d3c-goog
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