stop time is not given (i.e, time string is 'x.y,') then analysis goes
to end of file.
+ Also support time percent with multiple time range. Time string is
+ 'a%/n,b%/m,...' or 'a%-b%,c%-%d,...'. The maximum number of slices is 10.
+
+ For example:
+ Select the second 10% time slice:
+
+ perf report --time 10%/2
+
+ Select from 0% to 10% time slice:
+
+ perf report --time 0%-10%
+
+ Select the first and second 10% time slices:
+
+ perf report --time 10%/1,10%/2
+
+ Select from 0% to 10% and 30% to 40% slices:
+
+ perf report --time 0%-10%,30%-40%
+
--itrace::
Options for decoding instruction tracing data. The options are:
#include <sys/stat.h>
#include <unistd.h>
+#define PTIME_RANGE_MAX 10
+
struct report {
struct perf_tool tool;
struct perf_session *session;
const char *cpu_list;
const char *symbol_filter_str;
const char *time_str;
- struct perf_time_interval ptime;
+ struct perf_time_interval ptime_range[PTIME_RANGE_MAX];
+ int range_num;
float min_percent;
u64 nr_entries;
u64 queue_size;
};
int ret = 0;
- if (perf_time__skip_sample(&rep->ptime, sample->time))
+ if (perf_time__ranges_skip_sample(rep->ptime_range, rep->range_num,
+ sample->time)) {
return 0;
+ }
if (machine__resolve(machine, &al, sample) < 0) {
pr_debug("problem processing %d event, skipping it.\n",
if (symbol__init(&session->header.env) < 0)
goto error;
- if (perf_time__parse_str(&report.ptime, report.time_str) != 0) {
- pr_err("Invalid time string\n");
- return -EINVAL;
+ if (perf_time__parse_str(report.ptime_range, report.time_str) != 0) {
+ if (session->evlist->first_sample_time == 0 &&
+ session->evlist->last_sample_time == 0) {
+ pr_err("No first/last sample time in perf data\n");
+ return -EINVAL;
+ }
+
+ report.range_num = perf_time__percent_parse_str(
+ report.ptime_range, PTIME_RANGE_MAX,
+ report.time_str,
+ session->evlist->first_sample_time,
+ session->evlist->last_sample_time);
+
+ if (report.range_num < 0) {
+ pr_err("Invalid time string\n");
+ return -EINVAL;
+ }
+ } else {
+ report.range_num = 1;
}
sort__setup_elide(stdout);