diff options
| author | Kan Liang <kan.liang@linux.intel.com> | 2018-03-01 18:09:04 -0500 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-03-05 10:49:37 -0300 |
| commit | 334f823e2ab58b3c0e58fa71321680382c5f60ff (patch) | |
| tree | a1abe0364f51693269de9d33646bc43c09105e10 /tools/perf/tests/mmap-basic.c | |
| parent | 693d32aebf857ef1d1803b08ef1b631990ae3747 (diff) | |
| download | linux-stable-334f823e2ab58b3c0e58fa71321680382c5f60ff.tar.gz linux-stable-334f823e2ab58b3c0e58fa71321680382c5f60ff.tar.bz2 linux-stable-334f823e2ab58b3c0e58fa71321680382c5f60ff.zip | |
perf test: Switch to new perf_mmap__read_event() interface for mmap-basic
The perf test 'mmap-basic' still use the legacy interface.
No functional change.
Committer notes:
Testing it:
# perf test "mmap interface"
4: Read samples using the mmap interface : Ok
#
Signed-off-by: Kan Liang <kan.liang@linux.intel.com>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/r/1519945751-37786-7-git-send-email-kan.liang@linux.intel.com
[ Changed bool parameters from 0 to 'false', as per Jiri comment ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/tests/mmap-basic.c')
| -rw-r--r-- | tools/perf/tests/mmap-basic.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c index c0e971da965c..44c58d69cd87 100644 --- a/tools/perf/tests/mmap-basic.c +++ b/tools/perf/tests/mmap-basic.c @@ -38,6 +38,8 @@ int test__basic_mmap(struct test *test __maybe_unused, int subtest __maybe_unuse expected_nr_events[nsyscalls], i, j; struct perf_evsel *evsels[nsyscalls], *evsel; char sbuf[STRERR_BUFSIZE]; + struct perf_mmap *md; + u64 end, start; threads = thread_map__new(-1, getpid(), UINT_MAX); if (threads == NULL) { @@ -106,7 +108,11 @@ int test__basic_mmap(struct test *test __maybe_unused, int subtest __maybe_unuse ++foo; } - while ((event = perf_evlist__mmap_read(evlist, 0)) != NULL) { + md = &evlist->mmap[0]; + if (perf_mmap__read_init(md, false, &start, &end) < 0) + goto out_init; + + while ((event = perf_mmap__read_event(md, false, &start, end)) != NULL) { struct perf_sample sample; if (event->header.type != PERF_RECORD_SAMPLE) { @@ -129,9 +135,11 @@ int test__basic_mmap(struct test *test __maybe_unused, int subtest __maybe_unuse goto out_delete_evlist; } nr_events[evsel->idx]++; - perf_evlist__mmap_consume(evlist, 0); + perf_mmap__consume(md, false); } + perf_mmap__read_done(md); +out_init: err = 0; evlist__for_each_entry(evlist, evsel) { if (nr_events[evsel->idx] != expected_nr_events[evsel->idx]) { |