perf script: Add period data column

[deliverable/linux.git] / tools / perf / builtin-script.c

diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 6b4925f65bf02f42bfa98641842ea6df9a826c5f..0659dff4a21d58bc196bf0b5ef81d8f35df71bfa 100644 (file)
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -44,6 +44,7 @@ enum perf_output_field {
        PERF_OUTPUT_ADDR            = 1U << 10,
        PERF_OUTPUT_SYMOFFSET       = 1U << 11,
        PERF_OUTPUT_SRCLINE         = 1U << 12,
+       PERF_OUTPUT_PERIOD          = 1U << 13,
 };
 
 struct output_option {
@@ -63,6 +64,7 @@ struct output_option {
        {.str = "addr",  .field = PERF_OUTPUT_ADDR},
        {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET},
        {.str = "srcline", .field = PERF_OUTPUT_SRCLINE},
+       {.str = "period", .field = PERF_OUTPUT_PERIOD},
 };
 
 /* default set to maintain compatibility with current format */
@@ -229,6 +231,11 @@ static int perf_evsel__check_attr(struct perf_evsel *evsel,
                                        PERF_OUTPUT_CPU))
                return -EINVAL;
 
+       if (PRINT_FIELD(PERIOD) &&
+               perf_evsel__check_stype(evsel, PERF_SAMPLE_PERIOD, "PERIOD",
+                                       PERF_OUTPUT_PERIOD))
+               return -EINVAL;
+
        return 0;
 }
 
@@ -448,6 +455,9 @@ static void process_event(union perf_event *event, struct perf_sample *sample,
 
        print_sample_start(sample, thread, evsel);
 
+       if (PRINT_FIELD(PERIOD))
+               printf("%10" PRIu64 " ", sample->period);
+
        if (PRINT_FIELD(EVNAME)) {
                const char *evname = perf_evsel__name(evsel);
                printf("%s: ", evname ? evname : "[unknown]");
@@ -1543,7 +1553,7 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused)
                     "comma separated output fields prepend with 'type:'. "
                     "Valid types: hw,sw,trace,raw. "
                     "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso,"
-                    "addr,symoff", parse_output_fields),
+                    "addr,symoff,period", parse_output_fields),
        OPT_BOOLEAN('a', "all-cpus", &system_wide,
                    "system-wide collection from all CPUs"),
        OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]",