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Message-Id: <20240401062724.1006010-3-yangjihong@bytedance.com>
Date: Mon, 1 Apr 2024 14:27:24 +0800
From: Yang Jihong <yangjihong@...edance.com>
To: peterz@...radead.org,
mingo@...hat.com,
acme@...nel.org,
namhyung@...nel.org,
mark.rutland@....com,
alexander.shishkin@...ux.intel.com,
jolsa@...nel.org,
irogers@...gle.com,
adrian.hunter@...el.com,
kan.liang@...ux.intel.com,
james.clark@....com,
linux-perf-users@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: yangjihong@...edance.com
Subject: [PATCH v2 2/2] perf evsel: Use evsel__name_is() helper
Code cleanup, replace strcmp(evsel__name(evsel, {NAME})) with
evsel__name_is() helper.
No functional change.
Signed-off-by: Yang Jihong <yangjihong@...edance.com>
Reviewed-by: Ian Rogers <irogers@...gle.com>
---
tools/perf/builtin-kmem.c | 2 +-
tools/perf/builtin-sched.c | 4 +--
tools/perf/builtin-script.c | 2 +-
tools/perf/builtin-trace.c | 4 +--
tools/perf/tests/evsel-roundtrip-name.c | 4 +--
tools/perf/tests/parse-events.c | 39 +++++++++----------------
6 files changed, 22 insertions(+), 33 deletions(-)
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index 9714327fd0ea..6fd95be5032b 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -1408,7 +1408,7 @@ static int __cmd_kmem(struct perf_session *session)
}
evlist__for_each_entry(session->evlist, evsel) {
- if (!strcmp(evsel__name(evsel), "kmem:mm_page_alloc") &&
+ if (evsel__name_is(evsel, "kmem:mm_page_alloc") &&
evsel__field(evsel, "pfn")) {
use_pfn = true;
break;
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
index 1bfb22347371..0fce7d8986c0 100644
--- a/tools/perf/builtin-sched.c
+++ b/tools/perf/builtin-sched.c
@@ -2148,7 +2148,7 @@ static bool is_idle_sample(struct perf_sample *sample,
struct evsel *evsel)
{
/* pid 0 == swapper == idle task */
- if (strcmp(evsel__name(evsel), "sched:sched_switch") == 0)
+ if (evsel__name_is(evsel, "sched:sched_switch"))
return evsel__intval(evsel, sample, "prev_pid") == 0;
return sample->pid == 0;
@@ -2375,7 +2375,7 @@ static bool timehist_skip_sample(struct perf_sched *sched,
}
if (sched->idle_hist) {
- if (strcmp(evsel__name(evsel), "sched:sched_switch"))
+ if (!evsel__name_is(evsel, "sched:sched_switch"))
rc = true;
else if (evsel__intval(evsel, sample, "prev_pid") != 0 &&
evsel__intval(evsel, sample, "next_pid") != 0)
diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c
index 37088cc0ff1b..cc981531ec00 100644
--- a/tools/perf/builtin-script.c
+++ b/tools/perf/builtin-script.c
@@ -3471,7 +3471,7 @@ static int check_ev_match(char *dir_name, char *scriptname,
match = 0;
evlist__for_each_entry(session->evlist, pos) {
- if (!strcmp(evsel__name(pos), evname)) {
+ if (evsel__name_is(pos, evname)) {
match = 1;
break;
}
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 90eaff8c0f6e..9b93807a1906 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -4902,7 +4902,7 @@ int cmd_trace(int argc, const char **argv)
goto out;
}
trace.syscalls.events.bpf_output = evlist__last(trace.evlist);
- assert(!strcmp(evsel__name(trace.syscalls.events.bpf_output), "__augmented_syscalls__"));
+ assert(evsel__name_is(trace.syscalls.events.bpf_output), "__augmented_syscalls__");
skip_augmentation:
#endif
err = -1;
@@ -4959,7 +4959,7 @@ int cmd_trace(int argc, const char **argv)
*/
if (trace.syscalls.events.bpf_output) {
evlist__for_each_entry(trace.evlist, evsel) {
- bool raw_syscalls_sys_exit = strcmp(evsel__name(evsel), "raw_syscalls:sys_exit") == 0;
+ bool raw_syscalls_sys_exit = evsel__name_is(evsel, "raw_syscalls:sys_exit");
if (raw_syscalls_sys_exit) {
trace.raw_augmented_syscalls = true;
diff --git a/tools/perf/tests/evsel-roundtrip-name.c b/tools/perf/tests/evsel-roundtrip-name.c
index 15ff86f9da0b..1922cac13a24 100644
--- a/tools/perf/tests/evsel-roundtrip-name.c
+++ b/tools/perf/tests/evsel-roundtrip-name.c
@@ -37,7 +37,7 @@ static int perf_evsel__roundtrip_cache_name_test(void)
continue;
}
evlist__for_each_entry(evlist, evsel) {
- if (strcmp(evsel__name(evsel), name)) {
+ if (!evsel__name_is(evsel, name)) {
pr_debug("%s != %s\n", evsel__name(evsel), name);
ret = TEST_FAIL;
}
@@ -71,7 +71,7 @@ static int perf_evsel__name_array_test(const char *const names[], int nr_names)
continue;
}
evlist__for_each_entry(evlist, evsel) {
- if (strcmp(evsel__name(evsel), names[i])) {
+ if (!evsel__name_is(evsel, names[i])) {
pr_debug("%s != %s\n", evsel__name(evsel), names[i]);
ret = TEST_FAIL;
}
diff --git a/tools/perf/tests/parse-events.c b/tools/perf/tests/parse-events.c
index feb5727584d1..0b70451451b3 100644
--- a/tools/perf/tests/parse-events.c
+++ b/tools/perf/tests/parse-events.c
@@ -470,8 +470,7 @@ static int test__checkevent_breakpoint_modifier(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "mem:0:u"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:u"));
return test__checkevent_breakpoint(evlist);
}
@@ -484,8 +483,7 @@ static int test__checkevent_breakpoint_x_modifier(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "mem:0:x:k"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:x:k"));
return test__checkevent_breakpoint_x(evlist);
}
@@ -498,8 +496,7 @@ static int test__checkevent_breakpoint_r_modifier(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "mem:0:r:hp"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:r:hp"));
return test__checkevent_breakpoint_r(evlist);
}
@@ -512,8 +509,7 @@ static int test__checkevent_breakpoint_w_modifier(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "mem:0:w:up"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:w:up"));
return test__checkevent_breakpoint_w(evlist);
}
@@ -526,8 +522,7 @@ static int test__checkevent_breakpoint_rw_modifier(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "mem:0:rw:kp"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "mem:0:rw:kp"));
return test__checkevent_breakpoint_rw(evlist);
}
@@ -540,8 +535,7 @@ static int test__checkevent_breakpoint_modifier_name(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "breakpoint"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint(evlist);
}
@@ -554,8 +548,7 @@ static int test__checkevent_breakpoint_x_modifier_name(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "breakpoint"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_x(evlist);
}
@@ -568,8 +561,7 @@ static int test__checkevent_breakpoint_r_modifier_name(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", !evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "breakpoint"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_r(evlist);
}
@@ -582,8 +574,7 @@ static int test__checkevent_breakpoint_w_modifier_name(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "breakpoint"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_w(evlist);
}
@@ -596,8 +587,7 @@ static int test__checkevent_breakpoint_rw_modifier_name(struct evlist *evlist)
TEST_ASSERT_VAL("wrong exclude_kernel", !evsel->core.attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->core.attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", evsel->core.attr.precise_ip);
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "breakpoint"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint"));
return test__checkevent_breakpoint_rw(evlist);
}
@@ -609,12 +599,12 @@ static int test__checkevent_breakpoint_2_events(struct evlist *evlist)
TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong name", !strcmp(evsel__name(evsel), "breakpoint1"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint1"));
evsel = evsel__next(evsel);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->core.attr.type);
- TEST_ASSERT_VAL("wrong name", !strcmp(evsel__name(evsel), "breakpoint2"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "breakpoint2"));
return TEST_OK;
}
@@ -691,15 +681,14 @@ static int test__checkevent_pmu_name(struct evlist *evlist)
TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 1));
- TEST_ASSERT_VAL("wrong name", !strcmp(evsel__name(evsel), "krava"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "krava"));
/* cpu/config=2/u" */
evsel = evsel__next(evsel);
TEST_ASSERT_VAL("wrong number of entries", 2 == evlist->core.nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_RAW == evsel->core.attr.type);
TEST_ASSERT_VAL("wrong config", test_config(evsel, 2));
- TEST_ASSERT_VAL("wrong name",
- !strcmp(evsel__name(evsel), "cpu/config=2/u"));
+ TEST_ASSERT_VAL("wrong name", evsel__name_is(evsel, "cpu/config=2/u"));
return TEST_OK;
}
--
2.25.1
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