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>

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index e3ea8b6..1bdfec8 100644 (file)
--- 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 (file)
--- 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*