Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 37f440cb authored by Peter Zijlstra's avatar Peter Zijlstra Committed by Ingo Molnar
Browse files

pref_counter: tools: report: Add --sort option 



option parsing for dynamic sorting.

Signed-off-by: default avatarPeter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: John Kacur <jkacur@redhat.com>
Cc: Mike Galbraith <efault@gmx.de>
LKML-Reference: <20090527182101.041817692@chello.nl>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 1aa16738

Documentation/perf_counter/builtin-report.c

+41 −2
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ 


static char		const *input_name = "perf.data";

static char		*vmlinux = NULL;

static char		*sort_order = "pid,symbol";

static int		input;

static int		show_mask = SHOW_KERNEL | SHOW_USER | SHOW_HV;
@@ -770,12 +771,49 @@ static struct sort_entry sort_sym = { 
	.print	= sort__sym_print,

};



struct sort_dimension {

	char *name;

	struct sort_entry *entry;

	int taken;

};



static struct sort_dimension sort_dimensions[] = {

	{ .name = "pid",	.entry = &sort_thread,	},

	{ .name = "symbol",	.entry = &sort_sym,	},

};



static LIST_HEAD(hist_entry__sort_list);



static int sort_dimension__add(char *tok)

{

	int i;



	for (i = 0; i < ARRAY_SIZE(sort_dimensions); i++) {

		struct sort_dimension *sd = &sort_dimensions[i];



		if (sd->taken)

			continue;



		if (strcmp(tok, sd->name))

			continue;



		list_add_tail(&sd->entry->list, &hist_entry__sort_list);

		sd->taken = 1;

		return 0;

	}



	return -ESRCH;

}



static void setup_sorting(void)

{

	list_add_tail(&sort_thread.list, &hist_entry__sort_list);

	list_add_tail(&sort_sym.list, &hist_entry__sort_list);

	char *tmp, *tok, *str = strdup(sort_order);



	for (tok = strtok_r(str, ", ", &tmp);

			tok; tok = strtok_r(NULL, ", ", &tmp))

		sort_dimension__add(tok);



	free(str);

}



static int64_t
@@ -1137,6 +1175,7 @@ static const struct option options[] = { 
	OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,

		    "dump raw trace in ASCII"),

	OPT_STRING('k', "vmlinux", &vmlinux, "file", "vmlinux pathname"),

	OPT_STRING('s', "sort", &sort_order, "foo", "bar"),

	OPT_END()

};