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author | Arjan van de Ven <arjan@infradead.org> | 2009-09-19 13:34:42 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-09-19 18:57:51 +0200 |
commit | 3c09eebd61eaacca866cd60b50416f18640bc731 (patch) | |
tree | ff4de07d2a8197943ff60f04bd60e18c6371346e /tools/perf | |
parent | 10274989fd595db455874fc2c83272fb33f6b27b (diff) | |
download | op-kernel-dev-3c09eebd61eaacca866cd60b50416f18640bc731.zip op-kernel-dev-3c09eebd61eaacca866cd60b50416f18640bc731.tar.gz |
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/perf')
-rw-r--r-- | tools/perf/builtin-timechart.c | 47 |
1 files changed, 39 insertions, 8 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c index 00fac1b..58d737e 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); setup_pager(); |