tools/perf/tests/kmod-path.c

   1 #include <stdbool.h>
   2 #include <stdlib.h>
   3 #include "tests.h"
   4 #include "dso.h"
   5 #include "debug.h"
   6
   7 static int test(const char *path, bool alloc_name, bool alloc_ext,
   8                 bool kmod, bool comp, const char *name, const char *ext)
   9 {
  10         struct kmod_path m;
  11
  12         memset(&m, 0x0, sizeof(m));
  13
  14         TEST_ASSERT_VAL("kmod_path__parse",
  15                         !__kmod_path__parse(&m, path, alloc_name, alloc_ext));
  16
  17         pr_debug("%s - alloc name %d, alloc ext %d, kmod %d, comp %d, name '%s', ext '%s'\n",
  18                  path, alloc_name, alloc_ext, m.kmod, m.comp, m.name, m.ext);
  19
  20         TEST_ASSERT_VAL("wrong kmod", m.kmod == kmod);
  21         TEST_ASSERT_VAL("wrong comp", m.comp == comp);
  22
  23         if (ext)
  24                 TEST_ASSERT_VAL("wrong ext", m.ext && !strcmp(ext, m.ext));
  25         else
  26                 TEST_ASSERT_VAL("wrong ext", !m.ext);
  27
  28         if (name)
  29                 TEST_ASSERT_VAL("wrong name", m.name && !strcmp(name, m.name));
  30         else
  31                 TEST_ASSERT_VAL("wrong name", !m.name);
  32
  33         free(m.name);
  34         free(m.ext);
  35         return 0;
  36 }
  37
  38 static int test_is_kernel_module(const char *path, int cpumode, bool expect)
  39 {
  40         TEST_ASSERT_VAL("is_kernel_module",
  41                         (!!is_kernel_module(path, cpumode)) == (!!expect));
  42         pr_debug("%s (cpumode: %d) - is_kernel_module: %s\n",
  43                         path, cpumode, expect ? "true" : "false");
  44         return 0;
  45 }
  46
  47 #define T(path, an, ae, k, c, n, e) \
  48         TEST_ASSERT_VAL("failed", !test(path, an, ae, k, c, n, e))
  49
  50 #define M(path, c, e) \
  51         TEST_ASSERT_VAL("failed", !test_is_kernel_module(path, c, e))
  52
  53 int test__kmod_path__parse(int subtest __maybe_unused)
  54 {
  55         /* path                alloc_name  alloc_ext   kmod  comp   name     ext */
  56         T("/xxxx/xxxx/x-x.ko", true      , true      , true, false, "[x_x]", NULL);
  57         T("/xxxx/xxxx/x-x.ko", false     , true      , true, false, NULL   , NULL);
  58         T("/xxxx/xxxx/x-x.ko", true      , false     , true, false, "[x_x]", NULL);
  59         T("/xxxx/xxxx/x-x.ko", false     , false     , true, false, NULL   , NULL);
  60         M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
  61         M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_KERNEL, true);
  62         M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_USER, false);
  63
  64         /* path                alloc_name  alloc_ext   kmod  comp  name   ext */
  65         T("/xxxx/xxxx/x.ko.gz", true     , true      , true, true, "[x]", "gz");
  66         T("/xxxx/xxxx/x.ko.gz", false    , true      , true, true, NULL , "gz");
  67         T("/xxxx/xxxx/x.ko.gz", true     , false     , true, true, "[x]", NULL);
  68         T("/xxxx/xxxx/x.ko.gz", false    , false     , true, true, NULL , NULL);
  69         M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
  70         M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_KERNEL, true);
  71         M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_USER, false);
  72
  73         /* path              alloc_name  alloc_ext  kmod   comp  name    ext */
  74         T("/xxxx/xxxx/x.gz", true      , true     , false, true, "x.gz" ,"gz");
  75         T("/xxxx/xxxx/x.gz", false     , true     , false, true, NULL   ,"gz");
  76         T("/xxxx/xxxx/x.gz", true      , false    , false, true, "x.gz" , NULL);
  77         T("/xxxx/xxxx/x.gz", false     , false    , false, true, NULL   , NULL);
  78         M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
  79         M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_KERNEL, false);
  80         M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_USER, false);
  81
  82         /* path   alloc_name  alloc_ext  kmod   comp  name     ext */
  83         T("x.gz", true      , true     , false, true, "x.gz", "gz");
  84         T("x.gz", false     , true     , false, true, NULL  , "gz");
  85         T("x.gz", true      , false    , false, true, "x.gz", NULL);
  86         T("x.gz", false     , false    , false, true, NULL  , NULL);
  87         M("x.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
  88         M("x.gz", PERF_RECORD_MISC_KERNEL, false);
  89         M("x.gz", PERF_RECORD_MISC_USER, false);
  90
  91         /* path      alloc_name  alloc_ext  kmod  comp  name  ext */
  92         T("x.ko.gz", true      , true     , true, true, "[x]", "gz");
  93         T("x.ko.gz", false     , true     , true, true, NULL , "gz");
  94         T("x.ko.gz", true      , false    , true, true, "[x]", NULL);
  95         T("x.ko.gz", false     , false    , true, true, NULL , NULL);
  96         M("x.ko.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
  97         M("x.ko.gz", PERF_RECORD_MISC_KERNEL, true);
  98         M("x.ko.gz", PERF_RECORD_MISC_USER, false);
  99
 100         /* path            alloc_name  alloc_ext  kmod  comp   name             ext */
 101         T("[test_module]", true      , true     , true, false, "[test_module]", NULL);
 102         T("[test_module]", false     , true     , true, false, NULL           , NULL);
 103         T("[test_module]", true      , false    , true, false, "[test_module]", NULL);
 104         T("[test_module]", false     , false    , true, false, NULL           , NULL);
 105         M("[test_module]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
 106         M("[test_module]", PERF_RECORD_MISC_KERNEL, true);
 107         M("[test_module]", PERF_RECORD_MISC_USER, false);
 108
 109         /* path            alloc_name  alloc_ext  kmod  comp   name             ext */
 110         T("[test.module]", true      , true     , true, false, "[test.module]", NULL);
 111         T("[test.module]", false     , true     , true, false, NULL           , NULL);
 112         T("[test.module]", true      , false    , true, false, "[test.module]", NULL);
 113         T("[test.module]", false     , false    , true, false, NULL           , NULL);
 114         M("[test.module]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
 115         M("[test.module]", PERF_RECORD_MISC_KERNEL, true);
 116         M("[test.module]", PERF_RECORD_MISC_USER, false);
 117
 118         /* path     alloc_name  alloc_ext  kmod   comp   name      ext */
 119         T("[vdso]", true      , true     , false, false, "[vdso]", NULL);
 120         T("[vdso]", false     , true     , false, false, NULL    , NULL);
 121         T("[vdso]", true      , false    , false, false, "[vdso]", NULL);
 122         T("[vdso]", false     , false    , false, false, NULL    , NULL);
 123         M("[vdso]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
 124         M("[vdso]", PERF_RECORD_MISC_KERNEL, false);
 125         M("[vdso]", PERF_RECORD_MISC_USER, false);
 126
 127         /* path         alloc_name  alloc_ext  kmod   comp   name          ext */
 128         T("[vsyscall]", true      , true     , false, false, "[vsyscall]", NULL);
 129         T("[vsyscall]", false     , true     , false, false, NULL        , NULL);
 130         T("[vsyscall]", true      , false    , false, false, "[vsyscall]", NULL);
 131         T("[vsyscall]", false     , false    , false, false, NULL        , NULL);
 132         M("[vsyscall]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
 133         M("[vsyscall]", PERF_RECORD_MISC_KERNEL, false);
 134         M("[vsyscall]", PERF_RECORD_MISC_USER, false);
 135
 136         /* path                alloc_name  alloc_ext  kmod   comp   name      ext */
 137         T("[kernel.kallsyms]", true      , true     , false, false, "[kernel.kallsyms]", NULL);
 138         T("[kernel.kallsyms]", false     , true     , false, false, NULL               , NULL);
 139         T("[kernel.kallsyms]", true      , false    , false, false, "[kernel.kallsyms]", NULL);
 140         T("[kernel.kallsyms]", false     , false    , false, false, NULL               , NULL);
 141         M("[kernel.kallsyms]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
 142         M("[kernel.kallsyms]", PERF_RECORD_MISC_KERNEL, false);
 143         M("[kernel.kallsyms]", PERF_RECORD_MISC_USER, false);
 144
 145         return 0;
 146 }