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authorArjan van de Ven <arjan@infradead.org>2009-09-19 13:34:42 +0200
committerIngo Molnar <mingo@elte.hu>2009-09-19 18:57:51 +0200
commit3c09eebd61eaacca866cd60b50416f18640bc731 (patch)
treeff4de07d2a8197943ff60f04bd60e18c6371346e /tools
parent10274989fd595db455874fc2c83272fb33f6b27b (diff)
perf timechart: Add "perf timechart record"
Add a command line option to record a trace, similar to "perf sched record". Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Cc: fweisbec@gmail.com Cc: peterz@infradead.org Cc: Paul Mackerras <paulus@samba.org> LKML-Reference: <20090919133442.0dc2c7f5@infradead.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-timechart.c47
1 files changed, 39 insertions, 8 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index 00fac1b362f..58d737ec8f5 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -1086,11 +1086,42 @@ done:
return rc;
}
-static const char * const report_usage[] = {
- "perf report [<options>] <command>",
+static const char * const timechart_usage[] = {
+ "perf timechart [<options>] {record}",
NULL
};
+static const char *record_args[] = {
+ "record",
+ "-a",
+ "-R",
+ "-M",
+ "-f",
+ "-c", "1",
+ "-e", "power:power_start",
+ "-e", "power:power_end",
+ "-e", "power:power_frequency",
+ "-e", "sched:sched_wakeup",
+ "-e", "sched:sched_switch",
+};
+
+static int __cmd_record(int argc, const char **argv)
+{
+ unsigned int rec_argc, i, j;
+ const char **rec_argv;
+
+ rec_argc = ARRAY_SIZE(record_args) + argc - 1;
+ rec_argv = calloc(rec_argc + 1, sizeof(char *));
+
+ for (i = 0; i < ARRAY_SIZE(record_args); i++)
+ rec_argv[i] = strdup(record_args[i]);
+
+ for (j = 1; j < (unsigned int)argc; j++, i++)
+ rec_argv[i] = argv[j];
+
+ return cmd_record(i, rec_argv, NULL);
+}
+
static const struct option options[] = {
OPT_STRING('i', "input", &input_name, "file",
"input file name"),
@@ -1106,13 +1137,13 @@ int cmd_timechart(int argc, const char **argv, const char *prefix __used)
page_size = getpagesize();
- argc = parse_options(argc, argv, options, report_usage, 0);
+ argc = parse_options(argc, argv, options, timechart_usage,
+ PARSE_OPT_STOP_AT_NON_OPTION);
- /*
- * Any (unrecognized) arguments left?
- */
- if (argc)
- usage_with_options(report_usage, options);
+ if (argc && !strncmp(argv[0], "rec", 3))
+ return __cmd_record(argc, argv);
+ else if (argc)
+ usage_with_options(timechart_usage, options);
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