Ejemplo n.º 1
0
static void
trace_view_store_finalize (GObject *object)
{
	TraceViewStore *store = TRACE_VIEW_STORE(object);
	gint cpu;

	/* free all records and free all memory used by the list */

	for (cpu = 0; cpu < store->cpus; cpu++)
		g_free(store->cpu_list[cpu]);

	g_free(store->cpu_list);
	g_free(store->cpu_mask);
	g_free(store->rows);
	g_free(store->cpu_items);

	filter_task_hash_free(store->task_filter);

	if (store->spin) {
		g_object_unref(store->spin);
		store->spin = NULL;
	}

	pevent_filter_free(store->event_filter);
	tracecmd_close(store->handle);

	/* must chain up - finalize parent */
	(* parent_class->finalize) (object);
}
Ejemplo n.º 2
0
void trace_hist(int argc, char **argv)
{
	struct tracecmd_input *handle;
	const char *input_file = NULL;
	int ret;

	for (;;) {
		int c;

		c = getopt(argc-1, argv+1, "+hi:P");
		if (c == -1)
			break;
		switch (c) {
		case 'h':
			usage(argv);
			break;
		case 'i':
			if (input_file)
				die("Only one input for historgram");
			input_file = optarg;
			break;
		case 'P':
			compact = 1;
			break;
		default:
			usage(argv);
		}
	}

	if ((argc - optind) >= 2) {
		if (input_file)
			usage(argv);
		input_file = argv[optind + 1];
	}

	if (!input_file)
		input_file = "trace.dat";

	handle = tracecmd_alloc(input_file);
	if (!handle)
		die("can't open %s\n", input_file);

	ret = tracecmd_read_headers(handle);
	if (ret)
		return;

	do_trace_hist(handle);

	tracecmd_close(handle);
}
Ejemplo n.º 3
0
void trace_restore (int argc, char **argv)
{
	struct tracecmd_output *handle;
	const char *output_file = "trace.dat";
	const char *output = NULL;
	const char *input = NULL;
	const char *tracing_dir = NULL;
	const char *kallsyms = NULL;
	struct stat st1;
	struct stat st2;
	int first_arg;
	int create_only = 0;
	int args;
	int c;

	if (argc < 2)
		usage(argv);

	if (strcmp(argv[1], "restore") != 0)
		usage(argv);

	while ((c = getopt(argc-1, argv+1, "+hco:i:t:k:")) >= 0) {
		switch (c) {
		case 'h':
			usage(argv);
			break;
		case 'c':
			if (input)
				die("-c and -i are incompatible");
			create_only = 1;
			/* make output default to partial */
			output_file = "trace-partial.dat";
			break;

		case 't':
			tracing_dir = optarg;
			break;
		case 'k':
			kallsyms = optarg;
			break;
		case 'o':
			if (output)
				die("only one output file allowed");
			output = optarg;
			break;

		case 'i':
			if (input)
				die("only one input file allowed");
			if (create_only)
				die("-c and -i are incompatible");
			input = optarg;
			break;

		default:
			usage(argv);
		}
	}

	if (!output)
		output = output_file;

	if ((argc - optind) <= 1) {
		if (!create_only) {
			warning("No data files found");
			usage(argv);
		}

		handle = tracecmd_create_init_file_override(output, tracing_dir,
							    kallsyms);
		if (!handle)
			die("Unabled to create output file %s", output);
		tracecmd_output_close(handle);
		exit(0);
	}
	first_arg = optind + 1;
	args = argc - first_arg;
	printf("first = %d %s args=%d\n", first_arg, argv[first_arg], args);

	/* Make sure input and output are not the same file */
	if (input && output) {
		if (stat(input, &st1) < 0)
			die("%s:", input);
		/* output exists? otherwise we don't care */
		if (stat(output, &st2) == 0) {
			if (st1.st_ino == st2.st_ino &&
			    st1.st_dev == st2.st_dev)
				die("input and output file are the same");
		}
	}

	if (input) {
		struct tracecmd_input *ihandle;

		ihandle = tracecmd_alloc(input);
		if (!ihandle)
			die("error reading file %s", input);
		/* make sure headers are ok */
		if (tracecmd_read_headers(ihandle) < 0)
			die("error reading file %s headers", input);

		handle = tracecmd_copy(ihandle, output);
		tracecmd_close(ihandle);
	} else
		handle = tracecmd_create_init_file(output);

	if (!handle)
		die("error writing to %s", output);

	if (tracecmd_append_cpu_data(handle, args, &argv[first_arg]) < 0)
		die("failed to append data");

	return;
}