~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/tools/perf/tests/bitmap.c

Version: ~ [ linux-6.2-rc3 ] ~ [ linux-6.1.5 ] ~ [ linux-6.0.19 ] ~ [ linux-5.19.17 ] ~ [ linux-5.18.19 ] ~ [ linux-5.17.15 ] ~ [ linux-5.16.20 ] ~ [ linux-5.15.87 ] ~ [ linux-5.14.21 ] ~ [ linux-5.13.19 ] ~ [ linux-5.12.19 ] ~ [ linux-5.11.22 ] ~ [ linux-5.10.162 ] ~ [ linux-5.9.16 ] ~ [ linux-5.8.18 ] ~ [ linux-5.7.19 ] ~ [ linux-5.6.19 ] ~ [ linux-5.5.19 ] ~ [ linux-5.4.228 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.269 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.302 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.337 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.302 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.10.108 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.9 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 // SPDX-License-Identifier: GPL-2.0
  2 #include <linux/compiler.h>
  3 #include <linux/bitmap.h>
  4 #include <perf/cpumap.h>
  5 #include <internal/cpumap.h>
  6 #include "tests.h"
  7 #include "debug.h"
  8 
  9 #define NBITS 100
 10 
 11 static unsigned long *get_bitmap(const char *str, int nbits)
 12 {
 13         struct perf_cpu_map *map = perf_cpu_map__new(str);
 14         unsigned long *bm = NULL;
 15         int i;
 16 
 17         bm = bitmap_zalloc(nbits);
 18 
 19         if (map && bm) {
 20                 for (i = 0; i < perf_cpu_map__nr(map); i++)
 21                         set_bit(perf_cpu_map__cpu(map, i).cpu, bm);
 22         }
 23 
 24         if (map)
 25                 perf_cpu_map__put(map);
 26         return bm;
 27 }
 28 
 29 static int test_bitmap(const char *str)
 30 {
 31         unsigned long *bm = get_bitmap(str, NBITS);
 32         char buf[100];
 33         int ret;
 34 
 35         bitmap_scnprintf(bm, NBITS, buf, sizeof(buf));
 36         pr_debug("bitmap: %s\n", buf);
 37 
 38         ret = !strcmp(buf, str);
 39         free(bm);
 40         return ret;
 41 }
 42 
 43 static int test__bitmap_print(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
 44 {
 45         TEST_ASSERT_VAL("failed to convert map", test_bitmap("1"));
 46         TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,5"));
 47         TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3,5,7,9,11,13,15,17,19,21-40"));
 48         TEST_ASSERT_VAL("failed to convert map", test_bitmap("2-5"));
 49         TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3-6,8-10,24,35-37"));
 50         TEST_ASSERT_VAL("failed to convert map", test_bitmap("1,3-6,8-10,24,35-37"));
 51         TEST_ASSERT_VAL("failed to convert map", test_bitmap("1-10,12-20,22-30,32-40"));
 52         return 0;
 53 }
 54 
 55 DEFINE_SUITE("Print bitmap", bitmap_print);
 56 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp