1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun #include <linux/compiler.h>
3*4882a593Smuzhiyun #include <linux/bitmap.h>
4*4882a593Smuzhiyun #include <perf/cpumap.h>
5*4882a593Smuzhiyun #include <internal/cpumap.h>
6*4882a593Smuzhiyun #include "tests.h"
7*4882a593Smuzhiyun #include "debug.h"
8*4882a593Smuzhiyun
9*4882a593Smuzhiyun #define NBITS 100
10*4882a593Smuzhiyun
get_bitmap(const char * str,int nbits)11*4882a593Smuzhiyun static unsigned long *get_bitmap(const char *str, int nbits)
12*4882a593Smuzhiyun {
13*4882a593Smuzhiyun struct perf_cpu_map *map = perf_cpu_map__new(str);
14*4882a593Smuzhiyun unsigned long *bm = NULL;
15*4882a593Smuzhiyun int i;
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun bm = bitmap_alloc(nbits);
18*4882a593Smuzhiyun
19*4882a593Smuzhiyun if (map && bm) {
20*4882a593Smuzhiyun for (i = 0; i < map->nr; i++)
21*4882a593Smuzhiyun set_bit(map->map[i], bm);
22*4882a593Smuzhiyun }
23*4882a593Smuzhiyun
24*4882a593Smuzhiyun if (map)
25*4882a593Smuzhiyun perf_cpu_map__put(map);
26*4882a593Smuzhiyun return bm;
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun
test_bitmap(const char * str)29*4882a593Smuzhiyun static int test_bitmap(const char *str)
30*4882a593Smuzhiyun {
31*4882a593Smuzhiyun unsigned long *bm = get_bitmap(str, NBITS);
32*4882a593Smuzhiyun char buf[100];
33*4882a593Smuzhiyun int ret;
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun bitmap_scnprintf(bm, NBITS, buf, sizeof(buf));
36*4882a593Smuzhiyun pr_debug("bitmap: %s\n", buf);
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun ret = !strcmp(buf, str);
39*4882a593Smuzhiyun free(bm);
40*4882a593Smuzhiyun return ret;
41*4882a593Smuzhiyun }
42*4882a593Smuzhiyun
test__bitmap_print(struct test * test __maybe_unused,int subtest __maybe_unused)43*4882a593Smuzhiyun int test__bitmap_print(struct test *test __maybe_unused, int subtest __maybe_unused)
44*4882a593Smuzhiyun {
45*4882a593Smuzhiyun TEST_ASSERT_VAL("failed to convert map", test_bitmap("1"));
46*4882a593Smuzhiyun TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,5"));
47*4882a593Smuzhiyun TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3,5,7,9,11,13,15,17,19,21-40"));
48*4882a593Smuzhiyun TEST_ASSERT_VAL("failed to convert map", test_bitmap("2-5"));
49*4882a593Smuzhiyun TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3-6,8-10,24,35-37"));
50*4882a593Smuzhiyun TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3-6,8-10,24,35-37"));
51*4882a593Smuzhiyun TEST_ASSERT_VAL("failed to convert map", test_bitmap("1-10,12-20,22-30,32-40"));
52*4882a593Smuzhiyun return 0;
53*4882a593Smuzhiyun }
54