[tip:perf/core] perf stat: Move 'no_inherit' to 'struct perf_stat_config'

From: tip-bot for Jiri Olsa
Date: Thu Sep 06 2018 - 09:22:49 EST


Commit-ID: 5698f26b46e4f47f2371418eb92732048fa4fa66
Gitweb: https://git.kernel.org/tip/5698f26b46e4f47f2371418eb92732048fa4fa66
Author: Jiri Olsa <jolsa@xxxxxxxxxx>
AuthorDate: Thu, 30 Aug 2018 08:32:12 +0200
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 30 Aug 2018 15:52:21 -0300

perf stat: Move 'no_inherit' to 'struct perf_stat_config'

Move the static 'no_inherit' variable to 'struct perf_stat_config', so
it can be passed around and used outside the 'perf stat' command.

Signed-off-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Alexander Shishkin <alexander.shishkin@xxxxxxxxxxxxxxx>
Cc: Andi Kleen <andi@xxxxxxxxxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/20180830063252.23729-4-jolsa@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-stat.c | 5 ++---
tools/perf/util/stat.h | 1 +
2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 719abdd3b7de..84dbac526925 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -148,7 +148,6 @@ typedef int (*aggr_get_id_t)(struct cpu_map *m, int cpu);
#define METRIC_ONLY_LEN 20

static int run_count = 1;
-static bool no_inherit = false;
static volatile pid_t child_pid = -1;
static bool null_run = false;
static int detailed_run = 0;
@@ -254,7 +253,7 @@ static int create_perf_stat_counter(struct perf_evsel *evsel,
if (leader->nr_members > 1)
attr->read_format |= PERF_FORMAT_ID|PERF_FORMAT_GROUP;

- attr->inherit = !no_inherit;
+ attr->inherit = !config->no_inherit;

/*
* Some events get initialized with sample_(period/type) set,
@@ -1969,7 +1968,7 @@ static const struct option stat_options[] = {
parse_events_option),
OPT_CALLBACK(0, "filter", &evsel_list, "filter",
"event filter", parse_filter),
- OPT_BOOLEAN('i', "no-inherit", &no_inherit,
+ OPT_BOOLEAN('i', "no-inherit", &stat_config.no_inherit,
"child tasks do not inherit counters"),
OPT_STRING('p', "pid", &target.pid, "pid",
"stat events on existing process id"),
diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h
index 91e6609fce6e..53b2415ba3f3 100644
--- a/tools/perf/util/stat.h
+++ b/tools/perf/util/stat.h
@@ -88,6 +88,7 @@ struct runtime_stat {
struct perf_stat_config {
enum aggr_mode aggr_mode;
bool scale;
+ bool no_inherit;
FILE *output;
unsigned int interval;
unsigned int timeout;