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perf stat: Move 'scale' into struct perf_stat_config

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Moving 'scale' into struct perf_stat_config. The point is to centralize
the base stat config so it could be used localy together with other stat
routines in other parts of perf code.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1437481927-29538-4-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2015-07-21 14:31:23 +02:00 committed by Arnaldo Carvalho de Melo
parent 421a50f3fa
commit 711a572ea8
2 changed files with 7 additions and 6 deletions
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12
tools/perf/builtin-stat.c
View file

@ -101,7 +101,6 @@ static struct target target = {
static int run_count = 1;
static bool no_inherit = false;
static bool scale = true;
static volatile pid_t child_pid = -1;
static bool null_run = false;
static int detailed_run = 0;
@ -127,6 +126,7 @@ static volatile int done = 0;
static struct perf_stat_config stat_config = {
.aggr_mode = AGGR_GLOBAL,
.scale = true,
};
static inline void diff_timespec(struct timespec *r, struct timespec *a,
@ -151,7 +151,7 @@ static int create_perf_stat_counter(struct perf_evsel *evsel)
{
struct perf_event_attr *attr = &evsel->attr;
if (scale)
if (stat_config.scale)
attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED |
PERF_FORMAT_TOTAL_TIME_RUNNING;
@ -240,13 +240,13 @@ process_counter_values(struct perf_evsel *evsel, int cpu, int thread,
case AGGR_NONE:
if (!evsel->snapshot)
perf_evsel__compute_deltas(evsel, cpu, thread, count);
perf_counts_values__scale(count, scale, NULL);
perf_counts_values__scale(count, stat_config.scale, NULL);
if (stat_config.aggr_mode == AGGR_NONE)
perf_stat__update_shadow_stats(evsel, count->values, cpu);
break;
case AGGR_GLOBAL:
aggr->val += count->val;
if (scale) {
if (stat_config.scale) {
aggr->ena += count->ena;
aggr->run += count->run;
}
@ -299,7 +299,7 @@ static int process_counter(struct perf_evsel *counter)
if (!counter->snapshot)
perf_evsel__compute_deltas(counter, -1, -1, aggr);
perf_counts_values__scale(aggr, scale, &counter->counts->scaled);
perf_counts_values__scale(aggr, stat_config.scale, &counter->counts->scaled);
for (i = 0; i < 3; i++)
update_stats(&ps->res_stats[i], count[i]);
@ -1274,7 +1274,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __maybe_unused)
"system-wide collection from all CPUs"),
OPT_BOOLEAN('g', "group", &group,
"put the counters into a counter group"),
OPT_BOOLEAN('c', "scale", &scale, "scale/normalize counters"),
OPT_BOOLEAN('c', "scale", &stat_config.scale, "scale/normalize counters"),
OPT_INCR('v', "verbose", &verbose,
"be more verbose (show counter open errors, etc)"),
OPT_INTEGER('r', "repeat", &run_count,

1
tools/perf/util/stat.h
View file

@ -52,6 +52,7 @@ struct perf_counts {
struct perf_stat_config {
enum aggr_mode aggr_mode;
bool scale;
};
static inline struct perf_counts_values*