[tip:perf/core] perf stat: Move 'interval' into struct perf_stat_config

tip-bot for Jiri Olsa
2015-08-07T07:19:45Z

Commit-ID: ec0d3d1fd292adb80372193c03d859e9cbefd367
Gitweb: http://git.kernel.org/tip/ec0d3d1fd292adb80372193c03d859e9cbefd367
Author: Jiri Olsa <jolsa@kernel.org>
AuthorDate: Tue, 21 Jul 2015 14:31:25 +0200
Committer: Arnaldo Carvalho de Melo <acme@redhat.com>
CommitDate: Thu, 6 Aug 2015 16:03:04 -0300

perf stat: Move 'interval' into struct perf_stat_config

Moving 'interval' 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/1437481927-29538-6-git-send-email-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/builtin-stat.c | 14 +++++++++-----
tools/perf/util/stat.h | 1 +
2 files changed, 10 insertions(+), 5 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index e3ea8b6..1bdfec8 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -113,7 +113,6 @@ static bool group = false;
static const char *pre_cmd = NULL;
static const char *post_cmd = NULL;
static bool sync_run = false;
-static unsigned int interval = 0;
static unsigned int initial_delay = 0;
static unsigned int unit_width = 4; /* strlen("unit") */
static bool forever = false;
@@ -404,6 +403,7 @@ static void workload_exec_failed_signal(int signo __maybe_unused, siginfo_t *inf

static int __run_perf_stat(int argc, const char **argv)
{
+ int interval = stat_config.interval;
char msg[512];
unsigned long long t0, t1;
struct perf_evsel *counter;
@@ -646,7 +646,7 @@ static void nsec_printout(int id, int nr, struct perf_evsel *evsel, double avg)
if (evsel->cgrp)
fprintf(output, "%s%s", csv_sep, evsel->cgrp->name);

- if (csv_output || interval)
+ if (csv_output || stat_config.interval)
return;

if (perf_evsel__match(evsel, SOFTWARE, SW_TASK_CLOCK))
@@ -689,7 +689,7 @@ static void abs_printout(int id, int nr, struct perf_evsel *evsel, double avg)
if (evsel->cgrp)
fprintf(output, "%s%s", csv_sep, evsel->cgrp->name);

- if (csv_output || interval)
+ if (csv_output || stat_config.interval)
return;

perf_stat__print_shadow_stats(output, evsel, avg, cpu,
@@ -990,6 +990,7 @@ static void print_footer(void)

static void print_counters(struct timespec *ts, int argc, const char **argv)
{
+ int interval = stat_config.interval;
struct perf_evsel *counter;
char buf[64], *prefix = NULL;

@@ -1029,7 +1030,7 @@ static volatile int signr = -1;

static void skip_signal(int signo)
{
- if ((child_pid == -1) || interval)
+ if ((child_pid == -1) || stat_config.interval)
done = 1;

signr = signo;
@@ -1313,7 +1314,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __maybe_unused)
"command to run prior to the measured command"),
OPT_STRING(0, "post", &post_cmd, "command",
"command to run after to the measured command"),
- OPT_UINTEGER('I', "interval-print", &interval,
+ OPT_UINTEGER('I', "interval-print", &stat_config.interval,
"print counts at regular interval in ms (>= 100)"),
OPT_SET_UINT(0, "per-socket", &stat_config.aggr_mode,
"aggregate counts per processor socket", AGGR_SOCKET),
@@ -1332,6 +1333,7 @@ int cmd_stat(int argc, const char **argv, const char *prefix __maybe_unused)
int status = -EINVAL, run_idx;
const char *mode;
FILE *output = stderr;
+ unsigned int interval;

setlocale(LC_ALL, "");

@@ -1342,6 +1344,8 @@ int cmd_stat(int argc, const char **argv, const char *prefix __maybe_unused)
argc = parse_options(argc, argv, options, stat_usage,
PARSE_OPT_STOP_AT_NON_OPTION);

+ interval = stat_config.interval;
+
if (output_name && strcmp(output_name, "-"))
output = NULL;

diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
index ed0e058..1da706d 100644
--- a/tools/perf/util/stat.h
+++ b/tools/perf/util/stat.h
@@ -54,6 +54,7 @@ struct perf_stat_config {
enum aggr_mode aggr_mode;
bool scale;
FILE *output;
+ unsigned int interval;
};

static inline struct perf_counts_values*