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perf stat: Pass 'struct perf_stat_config' argument to local print functions

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Add 'struct perf_stat_config' argument to print functions, so that those
functions can be moved out of the 'perf stat' command to a generic class
in the following patches.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180830063252.23729-19-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2018-08-30 08:32:27 +02:00 • committed by Arnaldo Carvalho de Melo
parent b64df7f337
commit f3ca50e61f
1 changed files with 80 additions and 69 deletions
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149
tools/perf/builtin-stat.c
View file

@ -660,30 +660,33 @@ static int run_perf_stat(int argc, const char **argv, int run_idx)
return ret; return ret;
} }
static void print_running(u64 run, u64 ena) static void print_running(struct perf_stat_config *config,
u64 run, u64 ena)
{ {
if (csv_output) { if (csv_output) {
fprintf(stat_config.output, "%s%" PRIu64 "%s%.2f", fprintf(config->output, "%s%" PRIu64 "%s%.2f",
csv_sep, csv_sep,
run, run,
csv_sep, csv_sep,
ena ? 100.0 * run / ena : 100.0); ena ? 100.0 * run / ena : 100.0);
} else if (run != ena) { } else if (run != ena) {
fprintf(stat_config.output, " (%.2f%%)", 100.0 * run / ena); fprintf(config->output, " (%.2f%%)", 100.0 * run / ena);
} }
} }
static void print_noise_pct(double total, double avg) static void print_noise_pct(struct perf_stat_config *config,
double total, double avg)
{ {
double pct = rel_stddev_stats(total, avg); double pct = rel_stddev_stats(total, avg);
if (csv_output) if (csv_output)
fprintf(stat_config.output, "%s%.2f%%", csv_sep, pct); fprintf(config->output, "%s%.2f%%", csv_sep, pct);
else if (pct) else if (pct)
fprintf(stat_config.output, " ( +-%6.2f%% )", pct); fprintf(config->output, " ( +-%6.2f%% )", pct);
} }
static void print_noise(struct perf_evsel *evsel, double avg) static void print_noise(struct perf_stat_config *config,
struct perf_evsel *evsel, double avg)
{ {
struct perf_stat_evsel *ps; struct perf_stat_evsel *ps;
@ -691,7 +694,7 @@ static void print_noise(struct perf_evsel *evsel, double avg)
return; return;
ps = evsel->stats; ps = evsel->stats;
print_noise_pct(stddev_stats(&ps->res_stats[0]), avg); print_noise_pct(config, stddev_stats(&ps->res_stats[0]), avg);
} }
static void aggr_printout(struct perf_evsel *evsel, int id, int nr) static void aggr_printout(struct perf_evsel *evsel, int id, int nr)
@ -987,13 +990,14 @@ static bool is_mixed_hw_group(struct perf_evsel *counter)
return false; return false;
} }
static void printout(int id, int nr, struct perf_evsel *counter, double uval, static void printout(struct perf_stat_config *config, int id, int nr,
struct perf_evsel *counter, double uval,
char *prefix, u64 run, u64 ena, double noise, char *prefix, u64 run, u64 ena, double noise,
struct runtime_stat *st) struct runtime_stat *st)
{ {
struct perf_stat_output_ctx out; struct perf_stat_output_ctx out;
struct outstate os = { struct outstate os = {
.fh = stat_config.output, .fh = config->output,
.prefix = prefix ? prefix : "", .prefix = prefix ? prefix : "",
.id = id, .id = id,
.nr = nr, .nr = nr,
@ -1023,7 +1027,7 @@ static void printout(int id, int nr, struct perf_evsel *counter, double uval,
pm = print_metric_csv; pm = print_metric_csv;
nl = new_line_csv; nl = new_line_csv;
os.nfields = 3; os.nfields = 3;
os.nfields += aggr_fields[stat_config.aggr_mode]; os.nfields += aggr_fields[config->aggr_mode];
if (counter->cgrp) if (counter->cgrp)
os.nfields++; os.nfields++;
} }
@ -1034,7 +1038,7 @@ static void printout(int id, int nr, struct perf_evsel *counter, double uval,
} }
aggr_printout(counter, id, nr); aggr_printout(counter, id, nr);
fprintf(stat_config.output, "%*s%s", fprintf(config->output, "%*s%s",
csv_output ? 0 : 18, csv_output ? 0 : 18,
counter->supported ? CNTR_NOT_COUNTED : CNTR_NOT_SUPPORTED, counter->supported ? CNTR_NOT_COUNTED : CNTR_NOT_SUPPORTED,
csv_sep); csv_sep);
@ -1045,22 +1049,22 @@ static void printout(int id, int nr, struct perf_evsel *counter, double uval,
print_mixed_hw_group_error = 1; print_mixed_hw_group_error = 1;
} }
fprintf(stat_config.output, "%-*s%s", fprintf(config->output, "%-*s%s",
csv_output ? 0 : unit_width, csv_output ? 0 : unit_width,
counter->unit, csv_sep); counter->unit, csv_sep);
fprintf(stat_config.output, "%*s", fprintf(config->output, "%*s",
csv_output ? 0 : -25, csv_output ? 0 : -25,
perf_evsel__name(counter)); perf_evsel__name(counter));
if (counter->cgrp) if (counter->cgrp)
fprintf(stat_config.output, "%s%s", fprintf(config->output, "%s%s",
csv_sep, counter->cgrp->name); csv_sep, counter->cgrp->name);
if (!csv_output) if (!csv_output)
pm(&os, NULL, NULL, "", 0); pm(&os, NULL, NULL, "", 0);
print_noise(counter, noise); print_noise(config, counter, noise);
print_running(run, ena); print_running(config, run, ena);
if (csv_output) if (csv_output)
pm(&os, NULL, NULL, "", 0); pm(&os, NULL, NULL, "", 0);
return; return;
@ -1075,16 +1079,16 @@ static void printout(int id, int nr, struct perf_evsel *counter, double uval,
out.force_header = false; out.force_header = false;
if (csv_output && !metric_only) { if (csv_output && !metric_only) {
print_noise(counter, noise); print_noise(config, counter, noise);
print_running(run, ena); print_running(config, run, ena);
} }
perf_stat__print_shadow_stats(counter, uval, perf_stat__print_shadow_stats(counter, uval,
first_shadow_cpu(counter, id), first_shadow_cpu(counter, id),
&out, &metric_events, st); &out, &metric_events, st);
if (!csv_output && !metric_only) { if (!csv_output && !metric_only) {
print_noise(counter, noise); print_noise(config, counter, noise);
print_running(run, ena); print_running(config, run, ena);
} }
} }
@ -1211,9 +1215,10 @@ static void aggr_cb(struct perf_evsel *counter, void *data, bool first)
} }
} }
static void print_aggr(char *prefix) static void print_aggr(struct perf_stat_config *config,
char *prefix)
{ {
FILE *output = stat_config.output; FILE *output = config->output;
struct perf_evsel *counter; struct perf_evsel *counter;
int s, id, nr; int s, id, nr;
double uval; double uval;
@ -1256,8 +1261,8 @@ static void print_aggr(char *prefix)
fprintf(output, "%s", prefix); fprintf(output, "%s", prefix);
uval = val * counter->scale; uval = val * counter->scale;
printout(id, nr, counter, uval, prefix, run, ena, 1.0, printout(config, id, nr, counter, uval, prefix,
&rt_stat); run, ena, 1.0, &rt_stat);
if (!metric_only) if (!metric_only)
fputc('\n', output); fputc('\n', output);
} }
@ -1320,9 +1325,10 @@ static struct perf_aggr_thread_value *sort_aggr_thread(
return buf; return buf;
} }
static void print_aggr_thread(struct perf_evsel *counter, char *prefix) static void print_aggr_thread(struct perf_stat_config *config,
struct perf_evsel *counter, char *prefix)
{ {
FILE *output = stat_config.output; FILE *output = config->output;
int nthreads = thread_map__nr(counter->threads); int nthreads = thread_map__nr(counter->threads);
int ncpus = cpu_map__nr(counter->cpus); int ncpus = cpu_map__nr(counter->cpus);
int thread, sorted_threads, id; int thread, sorted_threads, id;
@ -1339,12 +1345,12 @@ static void print_aggr_thread(struct perf_evsel *counter, char *prefix)
fprintf(output, "%s", prefix); fprintf(output, "%s", prefix);
id = buf[thread].id; id = buf[thread].id;
if (stat_config.stats) if (config->stats)
printout(id, 0, buf[thread].counter, buf[thread].uval, printout(config, id, 0, buf[thread].counter, buf[thread].uval,
prefix, buf[thread].run, buf[thread].ena, 1.0, prefix, buf[thread].run, buf[thread].ena, 1.0,
&stat_config.stats[id]); &config->stats[id]);
else else
printout(id, 0, buf[thread].counter, buf[thread].uval, printout(config, id, 0, buf[thread].counter, buf[thread].uval,
prefix, buf[thread].run, buf[thread].ena, 1.0, prefix, buf[thread].run, buf[thread].ena, 1.0,
&rt_stat); &rt_stat);
fputc('\n', output); fputc('\n', output);
@ -1372,9 +1378,10 @@ static void counter_aggr_cb(struct perf_evsel *counter, void *data,
* Print out the results of a single counter: * Print out the results of a single counter:
* aggregated counts in system-wide mode * aggregated counts in system-wide mode
*/ */
static void print_counter_aggr(struct perf_evsel *counter, char *prefix) static void print_counter_aggr(struct perf_stat_config *config,
struct perf_evsel *counter, char *prefix)
{ {
FILE *output = stat_config.output; FILE *output = config->output;
double uval; double uval;
struct caggr_data cd = { .avg = 0.0 }; struct caggr_data cd = { .avg = 0.0 };
@ -1385,7 +1392,7 @@ static void print_counter_aggr(struct perf_evsel *counter, char *prefix)
fprintf(output, "%s", prefix); fprintf(output, "%s", prefix);
uval = cd.avg * counter->scale; uval = cd.avg * counter->scale;
printout(-1, 0, counter, uval, prefix, cd.avg_running, cd.avg_enabled, printout(config, -1, 0, counter, uval, prefix, cd.avg_running, cd.avg_enabled,
cd.avg, &rt_stat); cd.avg, &rt_stat);
if (!metric_only) if (!metric_only)
fprintf(output, "\n"); fprintf(output, "\n");
@ -1405,9 +1412,10 @@ static void counter_cb(struct perf_evsel *counter, void *data,
* Print out the results of a single counter: * Print out the results of a single counter:
* does not use aggregated count in system-wide * does not use aggregated count in system-wide
*/ */
static void print_counter(struct perf_evsel *counter, char *prefix) static void print_counter(struct perf_stat_config *config,
struct perf_evsel *counter, char *prefix)
{ {
FILE *output = stat_config.output; FILE *output = config->output;
u64 ena, run, val; u64 ena, run, val;
double uval; double uval;
int cpu; int cpu;
@ -1425,14 +1433,15 @@ static void print_counter(struct perf_evsel *counter, char *prefix)
fprintf(output, "%s", prefix); fprintf(output, "%s", prefix);
uval = val * counter->scale; uval = val * counter->scale;
printout(cpu, 0, counter, uval, prefix, run, ena, 1.0, printout(config, cpu, 0, counter, uval, prefix, run, ena, 1.0,
&rt_stat); &rt_stat);
fputc('\n', output); fputc('\n', output);
} }
} }
static void print_no_aggr_metric(char *prefix) static void print_no_aggr_metric(struct perf_stat_config *config,
char *prefix)
{ {
int cpu; int cpu;
int nrcpus = 0; int nrcpus = 0;
@ -1445,7 +1454,7 @@ static void print_no_aggr_metric(char *prefix)
bool first = true; bool first = true;
if (prefix) if (prefix)
fputs(prefix, stat_config.output); fputs(prefix, config->output);
evlist__for_each_entry(evsel_list, counter) { evlist__for_each_entry(evsel_list, counter) {
if (is_duration_time(counter)) if (is_duration_time(counter))
continue; continue;
@ -1458,10 +1467,10 @@ static void print_no_aggr_metric(char *prefix)
run = perf_counts(counter->counts, cpu, 0)->run; run = perf_counts(counter->counts, cpu, 0)->run;
uval = val * counter->scale; uval = val * counter->scale;
printout(cpu, 0, counter, uval, prefix, run, ena, 1.0, printout(config, cpu, 0, counter, uval, prefix, run, ena, 1.0,
&rt_stat); &rt_stat);
} }
fputc('\n', stat_config.output); fputc('\n', config->output);
} }
} }
@ -1481,25 +1490,25 @@ static const char *aggr_header_csv[] = {
[AGGR_GLOBAL] = "" [AGGR_GLOBAL] = ""
}; };
static void print_metric_headers(const char *prefix, bool no_indent) static void print_metric_headers(struct perf_stat_config *config,
const char *prefix, bool no_indent)
{ {
struct perf_stat_output_ctx out; struct perf_stat_output_ctx out;
struct perf_evsel *counter; struct perf_evsel *counter;
struct outstate os = { struct outstate os = {
.fh = stat_config.output .fh = config->output
}; };
if (prefix) if (prefix)
fprintf(stat_config.output, "%s", prefix); fprintf(config->output, "%s", prefix);
if (!csv_output && !no_indent) if (!csv_output && !no_indent)
fprintf(stat_config.output, "%*s", fprintf(config->output, "%*s",
aggr_header_lens[stat_config.aggr_mode], ""); aggr_header_lens[config->aggr_mode], "");
if (csv_output) { if (csv_output) {
if (stat_config.interval) if (config->interval)
fputs("time,", stat_config.output); fputs("time,", config->output);
fputs(aggr_header_csv[stat_config.aggr_mode], fputs(aggr_header_csv[config->aggr_mode], config->output);
stat_config.output);
} }
/* Print metrics headers only */ /* Print metrics headers only */
@ -1518,12 +1527,13 @@ static void print_metric_headers(const char *prefix, bool no_indent)
&metric_events, &metric_events,
&rt_stat); &rt_stat);
} }
fputc('\n', stat_config.output); fputc('\n', config->output);
} }
static void print_interval(char *prefix, struct timespec *ts) static void print_interval(struct perf_stat_config *config,
char *prefix, struct timespec *ts)
{ {
FILE *output = stat_config.output; FILE *output = config->output;
static int num_print_interval; static int num_print_interval;
if (interval_clear) if (interval_clear)
@ -1532,7 +1542,7 @@ static void print_interval(char *prefix, struct timespec *ts)
sprintf(prefix, "%6lu.%09lu%s", ts->tv_sec, ts->tv_nsec, csv_sep); sprintf(prefix, "%6lu.%09lu%s", ts->tv_sec, ts->tv_nsec, csv_sep);
if ((num_print_interval == 0 && !csv_output) || interval_clear) { if ((num_print_interval == 0 && !csv_output) || interval_clear) {
switch (stat_config.aggr_mode) { switch (config->aggr_mode) {
case AGGR_SOCKET: case AGGR_SOCKET:
fprintf(output, "# time socket cpus"); fprintf(output, "# time socket cpus");
if (!metric_only) if (!metric_only)
@ -1564,14 +1574,15 @@ static void print_interval(char *prefix, struct timespec *ts)
} }
if ((num_print_interval == 0 || interval_clear) && metric_only) if ((num_print_interval == 0 || interval_clear) && metric_only)
print_metric_headers(" ", true); print_metric_headers(config, " ", true);
if (++num_print_interval == 25) if (++num_print_interval == 25)
num_print_interval = 0; num_print_interval = 0;
} }
static void print_header(int argc, const char **argv) static void print_header(struct perf_stat_config *config,
int argc, const char **argv)
{ {
FILE *output = stat_config.output; FILE *output = config->output;
int i; int i;
fflush(stdout); fflush(stdout);
@ -1639,10 +1650,10 @@ static double timeval2double(struct timeval *t)
return t->tv_sec + (double) t->tv_usec/USEC_PER_SEC; return t->tv_sec + (double) t->tv_usec/USEC_PER_SEC;
} }
static void print_footer(void) static void print_footer(struct perf_stat_config *config)
{ {
double avg = avg_stats(&walltime_nsecs_stats) / NSEC_PER_SEC; double avg = avg_stats(&walltime_nsecs_stats) / NSEC_PER_SEC;
FILE *output = stat_config.output; FILE *output = config->output;
int n; int n;
if (!null_run) if (!null_run)
@ -1673,7 +1684,7 @@ static void print_footer(void)
fprintf(output, " %17.*f +- %.*f seconds time elapsed", fprintf(output, " %17.*f +- %.*f seconds time elapsed",
precision, avg, precision, sd); precision, avg, precision, sd);
print_noise_pct(sd, avg); print_noise_pct(config, sd, avg);
} }
fprintf(output, "\n\n"); fprintf(output, "\n\n");
@ -1703,15 +1714,15 @@ perf_evlist__print_counters(struct perf_evlist *evlist,
char buf[64], *prefix = NULL; char buf[64], *prefix = NULL;
if (interval) if (interval)
print_interval(prefix = buf, ts); print_interval(config, prefix = buf, ts);
else else
print_header(argc, argv); print_header(config, argc, argv);
if (metric_only) { if (metric_only) {
static int num_print_iv; static int num_print_iv;
if (num_print_iv == 0 && !interval) if (num_print_iv == 0 && !interval)
print_metric_headers(prefix, false); print_metric_headers(config, prefix, false);
if (num_print_iv++ == 25) if (num_print_iv++ == 25)
num_print_iv = 0; num_print_iv = 0;
if (config->aggr_mode == AGGR_GLOBAL && prefix) if (config->aggr_mode == AGGR_GLOBAL && prefix)
@ -1721,32 +1732,32 @@ perf_evlist__print_counters(struct perf_evlist *evlist,
switch (config->aggr_mode) { switch (config->aggr_mode) {
case AGGR_CORE: case AGGR_CORE:
case AGGR_SOCKET: case AGGR_SOCKET:
print_aggr(prefix); print_aggr(config, prefix);
break; break;
case AGGR_THREAD: case AGGR_THREAD:
evlist__for_each_entry(evlist, counter) { evlist__for_each_entry(evlist, counter) {
if (is_duration_time(counter)) if (is_duration_time(counter))
continue; continue;
print_aggr_thread(counter, prefix); print_aggr_thread(config, counter, prefix);
} }
break; break;
case AGGR_GLOBAL: case AGGR_GLOBAL:
evlist__for_each_entry(evlist, counter) { evlist__for_each_entry(evlist, counter) {
if (is_duration_time(counter)) if (is_duration_time(counter))
continue; continue;
print_counter_aggr(counter, prefix); print_counter_aggr(config, counter, prefix);
} }
if (metric_only) if (metric_only)
fputc('\n', config->output); fputc('\n', config->output);
break; break;
case AGGR_NONE: case AGGR_NONE:
if (metric_only) if (metric_only)
print_no_aggr_metric(prefix); print_no_aggr_metric(config, prefix);
else { else {
evlist__for_each_entry(evlist, counter) { evlist__for_each_entry(evlist, counter) {
if (is_duration_time(counter)) if (is_duration_time(counter))
continue; continue;
print_counter(counter, prefix); print_counter(config, counter, prefix);
} }
} }
break; break;
@ -1756,7 +1767,7 @@ perf_evlist__print_counters(struct perf_evlist *evlist,
} }
if (!interval && !csv_output) if (!interval && !csv_output)
print_footer(); print_footer(config);
fflush(config->output); fflush(config->output);
} }