diff options
| author | Kan Liang <kan.liang@linux.intel.com> | 2018-03-02 02:09:03 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-03-05 16:49:01 +0300 |
| commit | 693d32aebf857ef1d1803b08ef1b631990ae3747 (patch) | |
| tree | 0417e6c26674eacb6fb431a88b27b15e03f491ea /tools/perf/tests/keep-tracking.c | |
| parent | 00fc2460e735fa0f6add802c7426273e7dbc2b27 (diff) | |
| download | linux-693d32aebf857ef1d1803b08ef1b631990ae3747.tar.xz | |
perf test: Switch to new perf_mmap__read_event() interface for "keep tracking" test
The perf test 'keep tracking' still use the legacy interface.
No functional change.
Committer testing:
# perf test tracking
25: Use a dummy software event to keep tracking : 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/1519945751-37786-6-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/keep-tracking.c')
| -rw-r--r-- | tools/perf/tests/keep-tracking.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/tools/perf/tests/keep-tracking.c b/tools/perf/tests/keep-tracking.c index c46530918938..4590d8fb91ab 100644 --- a/tools/perf/tests/keep-tracking.c +++ b/tools/perf/tests/keep-tracking.c @@ -27,18 +27,24 @@ static int find_comm(struct perf_evlist *evlist, const char *comm) { union perf_event *event; + struct perf_mmap *md; + u64 end, start; int i, found; found = 0; for (i = 0; i < evlist->nr_mmaps; i++) { - while ((event = perf_evlist__mmap_read(evlist, i)) != NULL) { + md = &evlist->mmap[i]; + if (perf_mmap__read_init(md, false, &start, &end) < 0) + continue; + while ((event = perf_mmap__read_event(md, false, &start, end)) != NULL) { if (event->header.type == PERF_RECORD_COMM && (pid_t)event->comm.pid == getpid() && (pid_t)event->comm.tid == getpid() && strcmp(event->comm.comm, comm) == 0) found += 1; - perf_evlist__mmap_consume(evlist, i); + perf_mmap__consume(md, false); } + perf_mmap__read_done(md); } return found; } |