perf tests: Move test__syscall_open_tp_fields into separate object
Separating test__syscall_open_tp_fields test from the builtin-test into open-syscall-tp-fields object. Signed-off-by: Jiri Olsa <jolsa@redhat.com> Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1352508412-16914-10-git-send-email-jolsa@redhat.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Родитель
5e24a0904e
Коммит
dc447eed59
|
@ -434,6 +434,7 @@ LIB_OBJS += $(OUTPUT)tests/attr.o
|
|||
LIB_OBJS += $(OUTPUT)tests/vmlinux-kallsyms.o
|
||||
LIB_OBJS += $(OUTPUT)tests/open-syscall.o
|
||||
LIB_OBJS += $(OUTPUT)tests/open-syscall-all-cpus.o
|
||||
LIB_OBJS += $(OUTPUT)tests/open-syscall-tp-fields.o
|
||||
LIB_OBJS += $(OUTPUT)tests/mmap-basic.o
|
||||
LIB_OBJS += $(OUTPUT)tests/perf-record.o
|
||||
LIB_OBJS += $(OUTPUT)tests/rdpmc.o
|
||||
|
|
|
@ -35,118 +35,6 @@ static int test__perf_pmu(void)
|
|||
return perf_pmu__test();
|
||||
}
|
||||
|
||||
static int test__syscall_open_tp_fields(void)
|
||||
{
|
||||
struct perf_record_opts opts = {
|
||||
.target = {
|
||||
.uid = UINT_MAX,
|
||||
.uses_mmap = true,
|
||||
},
|
||||
.no_delay = true,
|
||||
.freq = 1,
|
||||
.mmap_pages = 256,
|
||||
.raw_samples = true,
|
||||
};
|
||||
const char *filename = "/etc/passwd";
|
||||
int flags = O_RDONLY | O_DIRECTORY;
|
||||
struct perf_evlist *evlist = perf_evlist__new(NULL, NULL);
|
||||
struct perf_evsel *evsel;
|
||||
int err = -1, i, nr_events = 0, nr_polls = 0;
|
||||
|
||||
if (evlist == NULL) {
|
||||
pr_debug("%s: perf_evlist__new\n", __func__);
|
||||
goto out;
|
||||
}
|
||||
|
||||
evsel = perf_evsel__newtp("syscalls", "sys_enter_open", 0);
|
||||
if (evsel == NULL) {
|
||||
pr_debug("%s: perf_evsel__newtp\n", __func__);
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
perf_evlist__add(evlist, evsel);
|
||||
|
||||
err = perf_evlist__create_maps(evlist, &opts.target);
|
||||
if (err < 0) {
|
||||
pr_debug("%s: perf_evlist__create_maps\n", __func__);
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
perf_evsel__config(evsel, &opts, evsel);
|
||||
|
||||
evlist->threads->map[0] = getpid();
|
||||
|
||||
err = perf_evlist__open(evlist);
|
||||
if (err < 0) {
|
||||
pr_debug("perf_evlist__open: %s\n", strerror(errno));
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
err = perf_evlist__mmap(evlist, UINT_MAX, false);
|
||||
if (err < 0) {
|
||||
pr_debug("perf_evlist__mmap: %s\n", strerror(errno));
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
perf_evlist__enable(evlist);
|
||||
|
||||
/*
|
||||
* Generate the event:
|
||||
*/
|
||||
open(filename, flags);
|
||||
|
||||
while (1) {
|
||||
int before = nr_events;
|
||||
|
||||
for (i = 0; i < evlist->nr_mmaps; i++) {
|
||||
union perf_event *event;
|
||||
|
||||
while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) {
|
||||
const u32 type = event->header.type;
|
||||
int tp_flags;
|
||||
struct perf_sample sample;
|
||||
|
||||
++nr_events;
|
||||
|
||||
if (type != PERF_RECORD_SAMPLE)
|
||||
continue;
|
||||
|
||||
err = perf_evsel__parse_sample(evsel, event, &sample);
|
||||
if (err) {
|
||||
pr_err("Can't parse sample, err = %d\n", err);
|
||||
goto out_munmap;
|
||||
}
|
||||
|
||||
tp_flags = perf_evsel__intval(evsel, &sample, "flags");
|
||||
|
||||
if (flags != tp_flags) {
|
||||
pr_debug("%s: Expected flags=%#x, got %#x\n",
|
||||
__func__, flags, tp_flags);
|
||||
goto out_munmap;
|
||||
}
|
||||
|
||||
goto out_ok;
|
||||
}
|
||||
}
|
||||
|
||||
if (nr_events == before)
|
||||
poll(evlist->pollfd, evlist->nr_fds, 10);
|
||||
|
||||
if (++nr_polls > 5) {
|
||||
pr_debug("%s: no events!\n", __func__);
|
||||
goto out_munmap;
|
||||
}
|
||||
}
|
||||
out_ok:
|
||||
err = 0;
|
||||
out_munmap:
|
||||
perf_evlist__munmap(evlist);
|
||||
out_delete_evlist:
|
||||
perf_evlist__delete(evlist);
|
||||
out:
|
||||
return err;
|
||||
}
|
||||
|
||||
static struct test {
|
||||
const char *desc;
|
||||
int (*func)(void);
|
||||
|
|
|
@ -0,0 +1,117 @@
|
|||
#include "perf.h"
|
||||
#include "evlist.h"
|
||||
#include "evsel.h"
|
||||
#include "thread_map.h"
|
||||
#include "tests.h"
|
||||
|
||||
int test__syscall_open_tp_fields(void)
|
||||
{
|
||||
struct perf_record_opts opts = {
|
||||
.target = {
|
||||
.uid = UINT_MAX,
|
||||
.uses_mmap = true,
|
||||
},
|
||||
.no_delay = true,
|
||||
.freq = 1,
|
||||
.mmap_pages = 256,
|
||||
.raw_samples = true,
|
||||
};
|
||||
const char *filename = "/etc/passwd";
|
||||
int flags = O_RDONLY | O_DIRECTORY;
|
||||
struct perf_evlist *evlist = perf_evlist__new(NULL, NULL);
|
||||
struct perf_evsel *evsel;
|
||||
int err = -1, i, nr_events = 0, nr_polls = 0;
|
||||
|
||||
if (evlist == NULL) {
|
||||
pr_debug("%s: perf_evlist__new\n", __func__);
|
||||
goto out;
|
||||
}
|
||||
|
||||
evsel = perf_evsel__newtp("syscalls", "sys_enter_open", 0);
|
||||
if (evsel == NULL) {
|
||||
pr_debug("%s: perf_evsel__newtp\n", __func__);
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
perf_evlist__add(evlist, evsel);
|
||||
|
||||
err = perf_evlist__create_maps(evlist, &opts.target);
|
||||
if (err < 0) {
|
||||
pr_debug("%s: perf_evlist__create_maps\n", __func__);
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
perf_evsel__config(evsel, &opts, evsel);
|
||||
|
||||
evlist->threads->map[0] = getpid();
|
||||
|
||||
err = perf_evlist__open(evlist);
|
||||
if (err < 0) {
|
||||
pr_debug("perf_evlist__open: %s\n", strerror(errno));
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
err = perf_evlist__mmap(evlist, UINT_MAX, false);
|
||||
if (err < 0) {
|
||||
pr_debug("perf_evlist__mmap: %s\n", strerror(errno));
|
||||
goto out_delete_evlist;
|
||||
}
|
||||
|
||||
perf_evlist__enable(evlist);
|
||||
|
||||
/*
|
||||
* Generate the event:
|
||||
*/
|
||||
open(filename, flags);
|
||||
|
||||
while (1) {
|
||||
int before = nr_events;
|
||||
|
||||
for (i = 0; i < evlist->nr_mmaps; i++) {
|
||||
union perf_event *event;
|
||||
|
||||
while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) {
|
||||
const u32 type = event->header.type;
|
||||
int tp_flags;
|
||||
struct perf_sample sample;
|
||||
|
||||
++nr_events;
|
||||
|
||||
if (type != PERF_RECORD_SAMPLE)
|
||||
continue;
|
||||
|
||||
err = perf_evsel__parse_sample(evsel, event, &sample);
|
||||
if (err) {
|
||||
pr_err("Can't parse sample, err = %d\n", err);
|
||||
goto out_munmap;
|
||||
}
|
||||
|
||||
tp_flags = perf_evsel__intval(evsel, &sample, "flags");
|
||||
|
||||
if (flags != tp_flags) {
|
||||
pr_debug("%s: Expected flags=%#x, got %#x\n",
|
||||
__func__, flags, tp_flags);
|
||||
goto out_munmap;
|
||||
}
|
||||
|
||||
goto out_ok;
|
||||
}
|
||||
}
|
||||
|
||||
if (nr_events == before)
|
||||
poll(evlist->pollfd, evlist->nr_fds, 10);
|
||||
|
||||
if (++nr_polls > 5) {
|
||||
pr_debug("%s: no events!\n", __func__);
|
||||
goto out_munmap;
|
||||
}
|
||||
}
|
||||
out_ok:
|
||||
err = 0;
|
||||
out_munmap:
|
||||
perf_evlist__munmap(evlist);
|
||||
out_delete_evlist:
|
||||
perf_evlist__delete(evlist);
|
||||
out:
|
||||
return err;
|
||||
}
|
|
@ -10,6 +10,7 @@ int test__PERF_RECORD(void);
|
|||
int test__rdpmc(void);
|
||||
int test__perf_evsel__roundtrip_name_test(void);
|
||||
int test__perf_evsel__tp_sched_test(void);
|
||||
int test__syscall_open_tp_fields(void);
|
||||
|
||||
/* Util */
|
||||
int trace_event__id(const char *evname);
|
||||
|
|
Загрузка…
Ссылка в новой задаче