perf tools: add hardware breakpoint bp_len test cases

Signed-off-by: Jacob Shin <jacob.w.shin@gmail.com>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Reviewed-by: Oleg Nesterov <oleg@redhat.com>
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: xiakaixu <xiakaixu@huawei.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
This commit is contained in:
Jacob Shin 2014-05-29 17:26:52 +02:00 committed by Frederic Weisbecker
parent 3741eb9f8c
commit ec32398c23

View file

@ -1145,6 +1145,49 @@ static int test__pinned_group(struct perf_evlist *evlist)
return 0;
}
static int test__checkevent_breakpoint_len(struct perf_evlist *evlist)
{
struct perf_evsel *evsel = perf_evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
TEST_ASSERT_VAL("wrong bp_type", (HW_BREAKPOINT_R | HW_BREAKPOINT_W) ==
evsel->attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_1 ==
evsel->attr.bp_len);
return 0;
}
static int test__checkevent_breakpoint_len_w(struct perf_evlist *evlist)
{
struct perf_evsel *evsel = perf_evlist__first(evlist);
TEST_ASSERT_VAL("wrong number of entries", 1 == evlist->nr_entries);
TEST_ASSERT_VAL("wrong type", PERF_TYPE_BREAKPOINT == evsel->attr.type);
TEST_ASSERT_VAL("wrong config", 0 == evsel->attr.config);
TEST_ASSERT_VAL("wrong bp_type", HW_BREAKPOINT_W ==
evsel->attr.bp_type);
TEST_ASSERT_VAL("wrong bp_len", HW_BREAKPOINT_LEN_2 ==
evsel->attr.bp_len);
return 0;
}
static int
test__checkevent_breakpoint_len_rw_modifier(struct perf_evlist *evlist)
{
struct perf_evsel *evsel = perf_evlist__first(evlist);
TEST_ASSERT_VAL("wrong exclude_user", !evsel->attr.exclude_user);
TEST_ASSERT_VAL("wrong exclude_kernel", evsel->attr.exclude_kernel);
TEST_ASSERT_VAL("wrong exclude_hv", evsel->attr.exclude_hv);
TEST_ASSERT_VAL("wrong precise_ip", !evsel->attr.precise_ip);
return test__checkevent_breakpoint_rw(evlist);
}
static int count_tracepoints(void)
{
char events_path[PATH_MAX];
@ -1420,6 +1463,21 @@ static struct evlist_test test__events[] = {
.check = test__pinned_group,
.id = 41,
},
{
.name = "mem:0/1",
.check = test__checkevent_breakpoint_len,
.id = 42,
},
{
.name = "mem:0/2:w",
.check = test__checkevent_breakpoint_len_w,
.id = 43,
},
{
.name = "mem:0/4:rw:u",
.check = test__checkevent_breakpoint_len_rw_modifier,
.id = 44
},
#if defined(__s390x__)
{
.name = "kvm-s390:kvm_s390_create_vm",