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perf tools: Remove ext from struct kmod_path 

Having comp carrying the compression ID, we no longer need return the
extension. Removing it and updating the automated test.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20180817094813.15086-14-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Jiri Olsa 2018-08-17 11:48:13 +02:00 committed by Arnaldo Carvalho de Melo
parent 88c74dc76a
commit b946cd3734
3 changed files with 69 additions and 85 deletions
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136
tools/perf/tests/kmod-path.c
View File

@ -5,34 +5,28 @@
#include "dso.h"
#include "debug.h"
static int test(const char *path, bool alloc_name, bool alloc_ext,
bool kmod, int comp, const char *name, const char *ext)
static int test(const char *path, bool alloc_name, bool kmod,
int comp, const char *name)
{
struct kmod_path m;
memset(&m, 0x0, sizeof(m));
TEST_ASSERT_VAL("kmod_path__parse",
!__kmod_path__parse(&m, path, alloc_name, alloc_ext));
!__kmod_path__parse(&m, path, alloc_name));
pr_debug("%s - alloc name %d, alloc ext %d, kmod %d, comp %d, name '%s', ext '%s'\n",
path, alloc_name, alloc_ext, m.kmod, m.comp, m.name, m.ext);
pr_debug("%s - alloc name %d, kmod %d, comp %d, name '%s'\n",
path, alloc_name, m.kmod, m.comp, m.name);
TEST_ASSERT_VAL("wrong kmod", m.kmod == kmod);
TEST_ASSERT_VAL("wrong comp", m.comp == comp);
if (ext)
TEST_ASSERT_VAL("wrong ext", m.ext && !strcmp(ext, m.ext));
else
TEST_ASSERT_VAL("wrong ext", !m.ext);
if (name)
TEST_ASSERT_VAL("wrong name", m.name && !strcmp(name, m.name));
else
TEST_ASSERT_VAL("wrong name", !m.name);
free(m.name);
free(m.ext);
return 0;
}
@ -45,118 +39,118 @@ static int test_is_kernel_module(const char *path, int cpumode, bool expect)
return 0;
}
#define T(path, an, ae, k, c, n, e) \
TEST_ASSERT_VAL("failed", !test(path, an, ae, k, c, n, e))
#define T(path, an, k, c, n) \
TEST_ASSERT_VAL("failed", !test(path, an, k, c, n))
#define M(path, c, e) \
TEST_ASSERT_VAL("failed", !test_is_kernel_module(path, c, e))
int test__kmod_path__parse(struct test *t __maybe_unused, int subtest __maybe_unused)
{
/* path alloc_name alloc_ext kmod comp name ext */
T("/xxxx/xxxx/x-x.ko", true , true , true, 0 , "[x_x]", NULL);
T("/xxxx/xxxx/x-x.ko", false , true , true, 0 , NULL , NULL);
T("/xxxx/xxxx/x-x.ko", true , false , true, 0 , "[x_x]", NULL);
T("/xxxx/xxxx/x-x.ko", false , false , true, 0 , NULL , NULL);
/* path alloc_name kmod comp name */
T("/xxxx/xxxx/x-x.ko", true , true, 0 , "[x_x]");
T("/xxxx/xxxx/x-x.ko", false , true, 0 , NULL );
T("/xxxx/xxxx/x-x.ko", true , true, 0 , "[x_x]");
T("/xxxx/xxxx/x-x.ko", false , true, 0 , NULL );
M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_KERNEL, true);
M("/xxxx/xxxx/x-x.ko", PERF_RECORD_MISC_USER, false);
#ifdef HAVE_ZLIB_SUPPORT
/* path alloc_name alloc_ext kmod comp name ext */
T("/xxxx/xxxx/x.ko.gz", true , true , true, 1 , "[x]", "gz");
T("/xxxx/xxxx/x.ko.gz", false , true , true, 1 , NULL , "gz");
T("/xxxx/xxxx/x.ko.gz", true , false , true, 1 , "[x]", NULL);
T("/xxxx/xxxx/x.ko.gz", false , false , true, 1 , NULL , NULL);
/* path alloc_name kmod comp name */
T("/xxxx/xxxx/x.ko.gz", true , true, 1 , "[x]");
T("/xxxx/xxxx/x.ko.gz", false , true, 1 , NULL );
T("/xxxx/xxxx/x.ko.gz", true , true, 1 , "[x]");
T("/xxxx/xxxx/x.ko.gz", false , true, 1 , NULL );
M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_KERNEL, true);
M("/xxxx/xxxx/x.ko.gz", PERF_RECORD_MISC_USER, false);
/* path alloc_name alloc_ext kmod comp name ext */
T("/xxxx/xxxx/x.gz", true , true , false, 1 , "x.gz" ,"gz");
T("/xxxx/xxxx/x.gz", false , true , false, 1 , NULL ,"gz");
T("/xxxx/xxxx/x.gz", true , false , false, 1 , "x.gz" , NULL);
T("/xxxx/xxxx/x.gz", false , false , false, 1 , NULL , NULL);
/* path alloc_name kmod comp name */
T("/xxxx/xxxx/x.gz", true , false, 1 , "x.gz");
T("/xxxx/xxxx/x.gz", false , false, 1 , NULL );
T("/xxxx/xxxx/x.gz", true , false, 1 , "x.gz");
T("/xxxx/xxxx/x.gz", false , false, 1 , NULL );
M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_KERNEL, false);
M("/xxxx/xxxx/x.gz", PERF_RECORD_MISC_USER, false);
/* path alloc_name alloc_ext kmod comp name ext */
T("x.gz", true , true , false, 1 , "x.gz", "gz");
T("x.gz", false , true , false, 1 , NULL , "gz");
T("x.gz", true , false , false, 1 , "x.gz", NULL);
T("x.gz", false , false , false, 1 , NULL , NULL);
/* path alloc_name kmod comp name */
T("x.gz", true , false, 1 , "x.gz");
T("x.gz", false , false, 1 , NULL );
T("x.gz", true , false, 1 , "x.gz");
T("x.gz", false , false, 1 , NULL );
M("x.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
M("x.gz", PERF_RECORD_MISC_KERNEL, false);
M("x.gz", PERF_RECORD_MISC_USER, false);
/* path alloc_name alloc_ext kmod comp name ext */
T("x.ko.gz", true , true , true, 1 , "[x]", "gz");
T("x.ko.gz", false , true , true, 1 , NULL , "gz");
T("x.ko.gz", true , false , true, 1 , "[x]", NULL);
T("x.ko.gz", false , false , true, 1 , NULL , NULL);
/* path alloc_name kmod comp name */
T("x.ko.gz", true , true, 1 , "[x]");
T("x.ko.gz", false , true, 1 , NULL );
T("x.ko.gz", true , true, 1 , "[x]");
T("x.ko.gz", false , true, 1 , NULL );
M("x.ko.gz", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
M("x.ko.gz", PERF_RECORD_MISC_KERNEL, true);
M("x.ko.gz", PERF_RECORD_MISC_USER, false);
#endif
/* path alloc_name alloc_ext kmod comp name ext */
T("[test_module]", true , true , true, false, "[test_module]", NULL);
T("[test_module]", false , true , true, false, NULL , NULL);
T("[test_module]", true , false , true, false, "[test_module]", NULL);
T("[test_module]", false , false , true, false, NULL , NULL);
/* path alloc_name kmod comp name */
T("[test_module]", true , true, false, "[test_module]");
T("[test_module]", false , true, false, NULL );
T("[test_module]", true , true, false, "[test_module]");
T("[test_module]", false , true, false, NULL );
M("[test_module]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
M("[test_module]", PERF_RECORD_MISC_KERNEL, true);
M("[test_module]", PERF_RECORD_MISC_USER, false);
/* path alloc_name alloc_ext kmod comp name ext */
T("[test.module]", true , true , true, false, "[test.module]", NULL);
T("[test.module]", false , true , true, false, NULL , NULL);
T("[test.module]", true , false , true, false, "[test.module]", NULL);
T("[test.module]", false , false , true, false, NULL , NULL);
/* path alloc_name kmod comp name */
T("[test.module]", true , true, false, "[test.module]");
T("[test.module]", false , true, false, NULL );
T("[test.module]", true , true, false, "[test.module]");
T("[test.module]", false , true, false, NULL );
M("[test.module]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, true);
M("[test.module]", PERF_RECORD_MISC_KERNEL, true);
M("[test.module]", PERF_RECORD_MISC_USER, false);
/* path alloc_name alloc_ext kmod comp name ext */
T("[vdso]", true , true , false, false, "[vdso]", NULL);
T("[vdso]", false , true , false, false, NULL , NULL);
T("[vdso]", true , false , false, false, "[vdso]", NULL);
T("[vdso]", false , false , false, false, NULL , NULL);
/* path alloc_name kmod comp name */
T("[vdso]", true , false, false, "[vdso]");
T("[vdso]", false , false, false, NULL );
T("[vdso]", true , false, false, "[vdso]");
T("[vdso]", false , false, false, NULL );
M("[vdso]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
M("[vdso]", PERF_RECORD_MISC_KERNEL, false);
M("[vdso]", PERF_RECORD_MISC_USER, false);
T("[vdso32]", true , true , false, false, "[vdso32]", NULL);
T("[vdso32]", false , true , false, false, NULL , NULL);
T("[vdso32]", true , false , false, false, "[vdso32]", NULL);
T("[vdso32]", false , false , false, false, NULL , NULL);
T("[vdso32]", true , false, false, "[vdso32]");
T("[vdso32]", false , false, false, NULL );
T("[vdso32]", true , false, false, "[vdso32]");
T("[vdso32]", false , false, false, NULL );
M("[vdso32]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
M("[vdso32]", PERF_RECORD_MISC_KERNEL, false);
M("[vdso32]", PERF_RECORD_MISC_USER, false);
T("[vdsox32]", true , true , false, false, "[vdsox32]", NULL);
T("[vdsox32]", false , true , false, false, NULL , NULL);
T("[vdsox32]", true , false , false, false, "[vdsox32]", NULL);
T("[vdsox32]", false , false , false, false, NULL , NULL);
T("[vdsox32]", true , false, false, "[vdsox32]");
T("[vdsox32]", false , false, false, NULL );
T("[vdsox32]", true , false, false, "[vdsox32]");
T("[vdsox32]", false , false, false, NULL );
M("[vdsox32]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
M("[vdsox32]", PERF_RECORD_MISC_KERNEL, false);
M("[vdsox32]", PERF_RECORD_MISC_USER, false);
/* path alloc_name alloc_ext kmod comp name ext */
T("[vsyscall]", true , true , false, false, "[vsyscall]", NULL);
T("[vsyscall]", false , true , false, false, NULL , NULL);
T("[vsyscall]", true , false , false, false, "[vsyscall]", NULL);
T("[vsyscall]", false , false , false, false, NULL , NULL);
/* path alloc_name kmod comp name */
T("[vsyscall]", true , false, false, "[vsyscall]");
T("[vsyscall]", false , false, false, NULL );
T("[vsyscall]", true , false, false, "[vsyscall]");
T("[vsyscall]", false , false, false, NULL );
M("[vsyscall]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
M("[vsyscall]", PERF_RECORD_MISC_KERNEL, false);
M("[vsyscall]", PERF_RECORD_MISC_USER, false);
/* path alloc_name alloc_ext kmod comp name ext */
T("[kernel.kallsyms]", true , true , false, false, "[kernel.kallsyms]", NULL);
T("[kernel.kallsyms]", false , true , false, false, NULL , NULL);
T("[kernel.kallsyms]", true , false , false, false, "[kernel.kallsyms]", NULL);
T("[kernel.kallsyms]", false , false , false, false, NULL , NULL);
/* path alloc_name kmod comp name */
T("[kernel.kallsyms]", true , false, false, "[kernel.kallsyms]");
T("[kernel.kallsyms]", false , false, false, NULL );
T("[kernel.kallsyms]", true , false, false, "[kernel.kallsyms]");
T("[kernel.kallsyms]", false , false, false, NULL );
M("[kernel.kallsyms]", PERF_RECORD_MISC_CPUMODE_UNKNOWN, false);
M("[kernel.kallsyms]", PERF_RECORD_MISC_KERNEL, false);
M("[kernel.kallsyms]", PERF_RECORD_MISC_USER, false);

10
tools/perf/util/dso.c
View File

@ -331,7 +331,7 @@ int dso__decompress_kmodule_path(struct dso *dso, const char *name,
* Returns 0 if there's no strdup error, -ENOMEM otherwise.
*/
int __kmod_path__parse(struct kmod_path *m, const char *path,
bool alloc_name, bool alloc_ext)
bool alloc_name)
{
const char *name = strrchr(path, '/');
const char *ext = strrchr(path, '.');
@ -391,14 +391,6 @@ int __kmod_path__parse(struct kmod_path *m, const char *path,
strxfrchar(m->name, '-', '_');
}
if (alloc_ext && m->comp) {
m->ext = strdup(ext + 4);
if (!m->ext) {
free((void *) m->name);
return -ENOMEM;
}
}
return 0;
}

8
tools/perf/util/dso.h
View File

@ -262,17 +262,15 @@ int dso__decompress_kmodule_path(struct dso *dso, const char *name,
struct kmod_path {
char *name;
char *ext;
int comp;
bool kmod;
};
int __kmod_path__parse(struct kmod_path *m, const char *path,
bool alloc_name, bool alloc_ext);
bool alloc_name);
#define kmod_path__parse(__m, __p) __kmod_path__parse(__m, __p, false, false)
#define kmod_path__parse_name(__m, __p) __kmod_path__parse(__m, __p, true , false)
#define kmod_path__parse_ext(__m, __p) __kmod_path__parse(__m, __p, false, true)
#define kmod_path__parse(__m, __p) __kmod_path__parse(__m, __p, false)
#define kmod_path__parse_name(__m, __p) __kmod_path__parse(__m, __p, true)
void dso__set_module_info(struct dso *dso, struct kmod_path *m,
struct machine *machine);