diff options
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/Documentation/perf-record.txt | 3 | ||||
| -rw-r--r-- | tools/perf/builtin-record.c | 2 | ||||
| -rw-r--r-- | tools/perf/perf.h | 1 | ||||
| -rw-r--r-- | tools/perf/util/evsel.c | 6 |
4 files changed, 12 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-record.txt b/tools/perf/Documentation/perf-record.txt index 1c7e50f..cae75c1 100644 --- a/tools/perf/Documentation/perf-record.txt +++ b/tools/perf/Documentation/perf-record.txt @@ -241,6 +241,9 @@ Capture machine state (registers) at interrupt, i.e., on counter overflows for each sample. List of captured registers depends on the architecture. This option is off by default. +--running-time:: +Record running and enabled time for read events (:S) + SEE ALSO -------- linkperf:perf-stat[1], linkperf:perf-list[1] diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index d0d02a8..4fdad06 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -839,6 +839,8 @@ struct option __record_options[] = { "use per-thread mmaps"), OPT_BOOLEAN('I', "intr-regs", &record.opts.sample_intr_regs, "Sample machine registers on interrupt"), + OPT_BOOLEAN(0, "running-time", &record.opts.running_time, + "Record running/enabled time of read (:S) events"), OPT_END() }; diff --git a/tools/perf/perf.h b/tools/perf/perf.h index 1dabb85..1caa70a 100644 --- a/tools/perf/perf.h +++ b/tools/perf/perf.h @@ -53,6 +53,7 @@ struct record_opts { bool sample_time; bool period; bool sample_intr_regs; + bool running_time; unsigned int freq; unsigned int mmap_pages; unsigned int user_freq; diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c index f93e520..bb4eff2 100644 --- a/tools/perf/util/evsel.c +++ b/tools/perf/util/evsel.c @@ -734,6 +734,12 @@ void perf_evsel__config(struct perf_evsel *evsel, struct record_opts *opts) if (opts->sample_transaction) perf_evsel__set_sample_bit(evsel, TRANSACTION); + if (opts->running_time) { + evsel->attr.read_format |= + PERF_FORMAT_TOTAL_TIME_ENABLED | + PERF_FORMAT_TOTAL_TIME_RUNNING; + } + /* * XXX see the function comment above * |
