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-rw-r--r--tools/perf/builtin-sched.c10
-rw-r--r--tools/perf/builtin-script.c10
-rw-r--r--tools/perf/util/util.c8
-rw-r--r--tools/perf/util/util.h3
4 files changed, 24 insertions, 7 deletions
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 1f33d15314a5..fb3441211e4b 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -1191,6 +1191,7 @@ static void output_lat_thread(struct perf_sched *sched, struct work_atoms *work_
int i;
int ret;
u64 avg;
+ char max_lat_at[32];
if (!work_list->nb_atoms)
return;
@@ -1212,12 +1213,13 @@ static void output_lat_thread(struct perf_sched *sched, struct work_atoms *work_
printf(" ");
avg = work_list->total_lat / work_list->nb_atoms;
+ timestamp__scnprintf_usec(work_list->max_lat_at, max_lat_at, sizeof(max_lat_at));
- printf("|%11.3f ms |%9" PRIu64 " | avg:%9.3f ms | max:%9.3f ms | max at: %13.6f s\n",
+ printf("|%11.3f ms |%9" PRIu64 " | avg:%9.3f ms | max:%9.3f ms | max at: %13s s\n",
(double)work_list->total_runtime / NSEC_PER_MSEC,
work_list->nb_atoms, (double)avg / NSEC_PER_MSEC,
(double)work_list->max_lat / NSEC_PER_MSEC,
- (double)work_list->max_lat_at / NSEC_PER_SEC);
+ max_lat_at);
}
static int pid_cmp(struct work_atoms *l, struct work_atoms *r)
@@ -1402,6 +1404,7 @@ static int map_switch_event(struct perf_sched *sched, struct perf_evsel *evsel,
int cpus_nr;
bool new_cpu = false;
const char *color = PERF_COLOR_NORMAL;
+ char stimestamp[32];
BUG_ON(this_cpu >= MAX_CPUS || this_cpu < 0);
@@ -1492,7 +1495,8 @@ static int map_switch_event(struct perf_sched *sched, struct perf_evsel *evsel,
if (sched->map.cpus && !cpu_map__has(sched->map.cpus, this_cpu))
goto out;
- color_fprintf(stdout, color, " %12.6f secs ", (double)timestamp / NSEC_PER_SEC);
+ timestamp__scnprintf_usec(timestamp, stimestamp, sizeof(stimestamp));
+ color_fprintf(stdout, color, " %12s secs ", stimestamp);
if (new_shortname || (verbose && sched_in->tid)) {
const char *pid_color = color;
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 412fb6e65ac0..e1daff36d070 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -441,7 +441,6 @@ static void print_sample_start(struct perf_sample *sample,
{
struct perf_event_attr *attr = &evsel->attr;
unsigned long secs;
- unsigned long usecs;
unsigned long long nsecs;
if (PRINT_FIELD(COMM)) {
@@ -471,11 +470,14 @@ static void print_sample_start(struct perf_sample *sample,
nsecs = sample->time;
secs = nsecs / NSEC_PER_SEC;
nsecs -= secs * NSEC_PER_SEC;
- usecs = nsecs / NSEC_PER_USEC;
+
if (nanosecs)
printf("%5lu.%09llu: ", secs, nsecs);
- else
- printf("%5lu.%06lu: ", secs, usecs);
+ else {
+ char sample_time[32];
+ timestamp__scnprintf_usec(sample->time, sample_time, sizeof(sample_time));
+ printf("%12s: ", sample_time);
+ }
}
}
diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c
index 85c56800f17a..5bbd1f609f1f 100644
--- a/tools/perf/util/util.c
+++ b/tools/perf/util/util.c
@@ -433,6 +433,14 @@ int parse_nsec_time(const char *str, u64 *ptime)
return 0;
}
+int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz)
+{
+ u64 sec = timestamp / NSEC_PER_SEC;
+ u64 usec = (timestamp % NSEC_PER_SEC) / NSEC_PER_USEC;
+
+ return scnprintf(buf, sz, "%"PRIu64".%06"PRIu64, sec, usec);
+}
+
unsigned long parse_tag_value(const char *str, struct parse_tag *tags)
{
struct parse_tag *i = tags;
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index 71b6992f1d98..79662d67891e 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -362,4 +362,7 @@ extern int sched_getcpu(void);
#endif
int is_printable_array(char *p, unsigned int len);
+
+int timestamp__scnprintf_usec(u64 timestamp, char *buf, size_t sz);
+
#endif /* GIT_COMPAT_UTIL_H */