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-rw-r--r--tools/perf/util/time-utils.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/perf/util/time-utils.c b/tools/perf/util/time-utils.c
index 9a463752dba8..d942840356e3 100644
--- a/tools/perf/util/time-utils.c
+++ b/tools/perf/util/time-utils.c
@@ -402,6 +402,7 @@ int perf_time__parse_for_ranges(const char *time_str,
struct perf_time_interval **ranges,
int *range_size, int *range_num)
{
+ bool has_percent = strchr(time_str, '%');
struct perf_time_interval *ptime_range;
int size, num, ret = -EINVAL;
@@ -409,7 +410,7 @@ int perf_time__parse_for_ranges(const char *time_str,
if (!ptime_range)
return -ENOMEM;
- if (perf_time__parse_str(ptime_range, time_str) != 0) {
+ if (has_percent) {
if (session->evlist->first_sample_time == 0 &&
session->evlist->last_sample_time == 0) {
pr_err("HINT: no first/last sample time found in perf data.\n"
@@ -427,6 +428,8 @@ int perf_time__parse_for_ranges(const char *time_str,
if (num < 0)
goto error_invalid;
} else {
+ if (perf_time__parse_str(ptime_range, time_str))
+ goto error_invalid;
num = 1;
}