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Commit cc8b88b1 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo Committed by Ingo Molnar
Browse files

perf report: Add --comms parameter 



So that we can filter by comm. Symbols in other comms won't be
accounted for.

Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Paul Mackerras <paulus@samba.org>
LKML-Reference: <1246399282-20934-3-git-send-email-acme@redhat.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 25903407

tools/perf/Documentation/perf-report.txt

+4 −0
Original line number Original line Diff line number Diff line
@@ -24,6 +24,10 @@ OPTIONS 
--dsos=::

--dsos=::

	Only consider symbols in these dsos. CSV that understands

	Only consider symbols in these dsos. CSV that understands

	file://filename entries.

	file://filename entries.

-C::

--comms=::

	Only consider symbols in these comms. CSV that understands

	file://filename entries.





SEE ALSO

SEE ALSO

--------

--------

tools/perf/builtin-report.c

+23 −10
Original line number Original line Diff line number Diff line
@@ -33,8 +33,8 @@ static char *vmlinux = NULL; 




static char		default_sort_order[] = "comm,dso";

static char		default_sort_order[] = "comm,dso";

static char		*sort_order = default_sort_order;

static char		*sort_order = default_sort_order;

static char		*dso_list_str;

static char		*dso_list_str, *comm_list_str;

static struct strlist	*dso_list;

static struct strlist	*dso_list, *comm_list;





static int		input;

static int		input;

static int		show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV;

static int		show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV;
@@ -1253,6 +1253,9 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head) 
		return -1;

		return -1;

	}

	}





	if (comm_list && !strlist__has_entry(comm_list, thread->comm))

		return 0;



	if (event->header.misc & PERF_EVENT_MISC_KERNEL) {

	if (event->header.misc & PERF_EVENT_MISC_KERNEL) {

		show = SHOW_KERNEL;

		show = SHOW_KERNEL;

		level = 'k';

		level = 'k';
@@ -1667,6 +1670,8 @@ static const struct option options[] = { 
	OPT_BOOLEAN('c', "callchain", &callchain, "Display callchains"),

	OPT_BOOLEAN('c', "callchain", &callchain, "Display callchains"),

	OPT_STRING('d', "dsos", &dso_list_str, "dso[,dso...]",

	OPT_STRING('d', "dsos", &dso_list_str, "dso[,dso...]",

		   "only consider symbols in these dsos"),

		   "only consider symbols in these dsos"),

	OPT_STRING('C', "comms", &comm_list_str, "comm[,comm...]",

		   "only consider symbols in these comms"),

	OPT_END()

	OPT_END()

};

};
@@ -1685,6 +1690,19 @@ static void setup_sorting(void) 
	free(str);

	free(str);

}

}





static void setup_list(struct strlist **list, const char *list_str,

		       const char *list_name)

{

	if (list_str) {

		*list = strlist__new(true, list_str);

		if (!*list) {

			fprintf(stderr, "problems parsing %s list\n",

				list_name);

			exit(129);

		}

	}

}



int cmd_report(int argc, const char **argv, const char *prefix)

int cmd_report(int argc, const char **argv, const char *prefix)

{

{

	symbol__init();

	symbol__init();
@@ -1706,13 +1724,8 @@ int cmd_report(int argc, const char **argv, const char *prefix) 
	if (argc)

	if (argc)

		usage_with_options(report_usage, options);

		usage_with_options(report_usage, options);





	if (dso_list_str) {

	setup_list(&dso_list, dso_list_str, "dso");

		dso_list = strlist__new(true, dso_list_str);

	setup_list(&comm_list, comm_list_str, "comm");

		if (!dso_list) {

			fprintf(stderr, "problems parsing dso list\n");

			exit(129);

		}

	}





	setup_pager();

	setup_pager();