#include <stdlib.h>
#include <sys/types.h>
#include <unistd.h>
#include <sys/prctl.h>
#include "tests.h"
#include "thread_map.h"
#include "debug.h"

#define NAME	(const char *) "perf"
#define NAMEUL	(unsigned long) NAME

int test__thread_map(int subtest __maybe_unused)
{
	struct thread_map *map;

	TEST_ASSERT_VAL("failed to set process name",
			!prctl(PR_SET_NAME, NAMEUL, 0, 0, 0));

	/* test map on current pid */
	map = thread_map__new_by_pid(getpid());
	TEST_ASSERT_VAL("failed to alloc map", map);

	thread_map__read_comms(map);

	TEST_ASSERT_VAL("wrong nr", map->nr == 1);
	TEST_ASSERT_VAL("wrong pid",
			thread_map__pid(map, 0) == getpid());
	TEST_ASSERT_VAL("wrong comm",
			thread_map__comm(map, 0) &&
			!strcmp(thread_map__comm(map, 0), NAME));
	TEST_ASSERT_VAL("wrong refcnt",
			atomic_read(&map->refcnt) == 1);
	thread_map__put(map);

	/* test dummy pid */
	map = thread_map__new_dummy();
	TEST_ASSERT_VAL("failed to alloc map", map);

	thread_map__read_comms(map);

	TEST_ASSERT_VAL("wrong nr", map->nr == 1);
	TEST_ASSERT_VAL("wrong pid", thread_map__pid(map, 0) == -1);
	TEST_ASSERT_VAL("wrong comm",
			thread_map__comm(map, 0) &&
			!strcmp(thread_map__comm(map, 0), "dummy"));
	TEST_ASSERT_VAL("wrong refcnt",
			atomic_read(&map->refcnt) == 1);
	thread_map__put(map);
	return 0;
}

static int process_event(struct perf_tool *tool __maybe_unused,
			 union perf_event *event,
			 struct perf_sample *sample __maybe_unused,
			 struct machine *machine __maybe_unused)
{
	struct thread_map_event *map = &event->thread_map;
	struct thread_map *threads;

	TEST_ASSERT_VAL("wrong nr",   map->nr == 1);
	TEST_ASSERT_VAL("wrong pid",  map->entries[0].pid == (u64) getpid());
	TEST_ASSERT_VAL("wrong comm", !strcmp(map->entries[0].comm, NAME));

	threads = thread_map__new_event(&event->thread_map);
	TEST_ASSERT_VAL("failed to alloc map", threads);

	TEST_ASSERT_VAL("wrong nr", threads->nr == 1);
	TEST_ASSERT_VAL("wrong pid",
			thread_map__pid(threads, 0) == getpid());
	TEST_ASSERT_VAL("wrong comm",
			thread_map__comm(threads, 0) &&
			!strcmp(thread_map__comm(threads, 0), NAME));
	TEST_ASSERT_VAL("wrong refcnt",
			atomic_read(&threads->refcnt) == 1);
	thread_map__put(threads);
	return 0;
}

int test__thread_map_synthesize(int subtest __maybe_unused)
{
	struct thread_map *threads;

	TEST_ASSERT_VAL("failed to set process name",
			!prctl(PR_SET_NAME, NAMEUL, 0, 0, 0));

	/* test map on current pid */
	threads = thread_map__new_by_pid(getpid());
	TEST_ASSERT_VAL("failed to alloc map", threads);

	thread_map__read_comms(threads);

	TEST_ASSERT_VAL("failed to synthesize map",
		!perf_event__synthesize_thread_map2(NULL, threads, process_event, NULL));

	return 0;
}

int test__thread_map_remove(int subtest __maybe_unused)
{
	struct thread_map *threads;
	char *str;
	int i;

	TEST_ASSERT_VAL("failed to allocate map string",
			asprintf(&str, "%d,%d", getpid(), getppid()) >= 0);

	threads = thread_map__new_str(str, NULL, 0);

	TEST_ASSERT_VAL("failed to allocate thread_map",
			threads);

	if (verbose)
		thread_map__fprintf(threads, stderr);

	TEST_ASSERT_VAL("failed to remove thread",
			!thread_map__remove(threads, 0));

	TEST_ASSERT_VAL("thread_map count != 1", threads->nr == 1);

	if (verbose)
		thread_map__fprintf(threads, stderr);

	TEST_ASSERT_VAL("failed to remove thread",
			!thread_map__remove(threads, 0));

	TEST_ASSERT_VAL("thread_map count != 0", threads->nr == 0);

	if (verbose)
		thread_map__fprintf(threads, stderr);

	TEST_ASSERT_VAL("failed to not remove thread",
			thread_map__remove(threads, 0));

	for (i = 0; i < threads->nr; i++)
		free(threads->map[i].comm);

	free(threads);
	return 0;
}
 selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Alexander Stein &lt;alexander.stein@systec-electronic.com&gt;</td><td class='right'>2017-01-30 12:35:28 +0100</td></tr>
<tr><th>committer</th><td>Linus Walleij &lt;linus.walleij@linaro.org&gt;</td><td class='right'>2017-01-30 15:53:57 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/codecs/wm8731.c?id=cdca06e4e85974d8a3503ab15709dbbaf90d3dd1'>cdca06e4e85974d8a3503ab15709dbbaf90d3dd1</a> (<a href='/cgit.cgi/linux/net-next.git/patch/sound/soc/codecs/wm8731.c?id=cdca06e4e85974d8a3503ab15709dbbaf90d3dd1'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=cdca06e4e85974d8a3503ab15709dbbaf90d3dd1'>268b0c01070a957006db97c88dccb5fb061440ff</a> /<a href='/cgit.cgi/linux/net-next.git/tree/sound/soc/codecs/wm8731.c?id=cdca06e4e85974d8a3503ab15709dbbaf90d3dd1'>sound/soc/codecs/wm8731.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/sound/soc/codecs/wm8731.c?id=1b89970d81bbd52720fc64a3fe9572ee33588363'>1b89970d81bbd52720fc64a3fe9572ee33588363</a> (<a href='/cgit.cgi/linux/net-next.git/diff/sound/soc/codecs/wm8731.c?id=cdca06e4e85974d8a3503ab15709dbbaf90d3dd1&amp;id2=1b89970d81bbd52720fc64a3fe9572ee33588363'>diff</a>)</td></tr></table>
<div class='commit-subject'>pinctrl: baytrail: Add missing spinlock usage in byt_gpio_irq_handler</div><div class='commit-msg'>According to VLI64 Intel Atom E3800 Specification Update (#329901)
concurrent read accesses may result in returning 0xffffffff and write
accesses may be dropped silently.
To workaround all accesses must be protected by locks.

Cc: stable@vger.kernel.org
Signed-off-by: Alexander Stein &lt;alexander.stein@systec-electronic.com&gt;
Acked-by: Mika Westerberg &lt;mika.westerberg@linux.intel.com&gt;
Signed-off-by: Linus Walleij &lt;linus.walleij@linaro.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=cdca06e4e85974d8a3503ab15709dbbaf90d3dd1'>Diffstat</a> (limited to 'sound/soc/codecs/wm8731.c')</div><table summary='diffstat' class='diffstat'>