lkml.org 
[lkml]   [2015]   [Oct]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 18/52] perf tools: Add stat round event synthesize function
Date
Introduce perf_event__synthesize_stat_round function to
synthesize 'struct stat_round_event'.

Link: http://lkml.kernel.org/n/tip-gl8rk2il9grrnqalrqlo7iym@git.kernel.org
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
---
tools/perf/tests/builtin-test.c | 4 ++++
tools/perf/tests/stat.c | 21 +++++++++++++++++++++
tools/perf/tests/tests.h | 2 ++
tools/perf/util/event.c | 17 +++++++++++++++++
tools/perf/util/event.h | 4 ++++
5 files changed, 48 insertions(+)

diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c
index 87d6244f15f9..e18f5b818a02 100644
--- a/tools/perf/tests/builtin-test.c
+++ b/tools/perf/tests/builtin-test.c
@@ -182,6 +182,10 @@ static struct test generic_tests[] = {
.func = test__synthesize_stat,
},
{
+ .desc = "Test stat round synthesize",
+ .func = test__synthesize_stat_round,
+ },
+ {
.func = NULL,
},
};
diff --git a/tools/perf/tests/stat.c b/tools/perf/tests/stat.c
index 805ff30bb1d5..3fae829c59fc 100644
--- a/tools/perf/tests/stat.c
+++ b/tools/perf/tests/stat.c
@@ -88,3 +88,24 @@ int test__synthesize_stat(void)

return 0;
}
+
+static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
+ union perf_event *event,
+ struct perf_sample *sample __maybe_unused,
+ struct machine *machine __maybe_unused)
+{
+ struct stat_round_event *stat_round = &event->stat_round;
+
+ TEST_ASSERT_VAL("wrong time", stat_round->time == 0xdeadbeef);
+ TEST_ASSERT_VAL("wrong type", stat_round->type == PERF_STAT_ROUND_TYPE__INTERVAL);
+ return 0;
+}
+
+int test__synthesize_stat_round(void)
+{
+ TEST_ASSERT_VAL("failed to synthesize stat_config",
+ !perf_event__synthesize_stat_round(NULL, 0xdeadbeef, PERF_STAT_ROUND_TYPE__INTERVAL,
+ process_stat_round_event, NULL));
+
+ return 0;
+}
diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h
index edf460e5cd64..261716924ad9 100644
--- a/tools/perf/tests/tests.h
+++ b/tools/perf/tests/tests.h
@@ -71,6 +71,8 @@ int test__thread_map_synthesize(void);
int test__cpu_map_synthesize(void);
int test__synthesize_stat_config(void);
int test__synthesize_stat(void);
+int test__synthesize_stat_round(void);
+

#if defined(__arm__) || defined(__aarch64__)
#ifdef HAVE_DWARF_UNWIND_SUPPORT
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 164d13c88c0e..bec18c57e032 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -933,6 +933,23 @@ int perf_event__synthesize_stat(struct perf_tool *tool,
return process(tool, (union perf_event *) &event, NULL, machine);
}

+int perf_event__synthesize_stat_round(struct perf_tool *tool,
+ u64 time, u64 type,
+ perf_event__handler_t process,
+ struct machine *machine)
+{
+ struct stat_round_event event;
+
+ event.header.type = PERF_RECORD_STAT_ROUND;
+ event.header.size = sizeof(event);
+ event.header.misc = 0;
+
+ event.time = time;
+ event.type = type;
+
+ return process(tool, (union perf_event *) &event, NULL, machine);
+}
+
void perf_event__read_stat_config(struct perf_stat_config *config,
struct stat_config_event *event)
{
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index 7e8427dfb59e..45a82cbc6643 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -517,6 +517,10 @@ int perf_event__synthesize_stat(struct perf_tool *tool,
struct perf_counts_values *count,
perf_event__handler_t process,
struct machine *machine);
+int perf_event__synthesize_stat_round(struct perf_tool *tool,
+ u64 time, u64 type,
+ perf_event__handler_t process,
+ struct machine *machine);
int perf_event__synthesize_modules(struct perf_tool *tool,
perf_event__handler_t process,
struct machine *machine);
--
2.4.3


\
 
 \ /
  Last update: 2015-10-25 16:21    [W:0.314 / U:10.316 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site