Commit-ID: 2f54f3a4733c0cd857992d793af5e8321b281012
Gitweb: https://git.kernel.org/tip/2f54f3a4733c0cd857992d793af5e8321b281012
Author: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
AuthorDate: Thu, 1 Mar 2018 18:09:01 -0500
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Mon, 5 Mar 2018 10:47:54 -0300
perf test: Switch to new perf_mmap__read_event() interface for bpf
The perf test 'bpf' still use the legacy interface.
No functional change.
Committer notes:
Tested with:
# perf test bpf
39: BPF filter :
39.1: Basic BPF filtering : Ok
39.2: BPF pinning : Ok
39.3: BPF prologue generation : Ok
39.4: BPF relocation checker : Ok
#
Signed-off-by: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Tested-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Cc: Andi Kleen <ak@xxxxxxxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1519945751-37786-4-git-send-email-kan.liang@xxxxxxxxxxxxxxx
[ Changed bool parameters from 0 to 'false', as per Jiri comment ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/tests/bpf.c | 9 ++++++++-
1 file changed, 8 insertions(+), 1 deletion(-)
diff --git a/tools/perf/tests/bpf.c b/tools/perf/tests/bpf.c
index e8399beca62b..09c9c9f9e827 100644
--- a/tools/perf/tests/bpf.c
+++ b/tools/perf/tests/bpf.c
@@ -176,13 +176,20 @@ static int do_test(struct bpf_object *obj, int (*func)(void),
for (i = 0; i < evlist->nr_mmaps; i++) {
union perf_event *event;
+ struct perf_mmap *md;
+ u64 end, start;
- 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) {
const u32 type = event->header.type;
if (type == PERF_RECORD_SAMPLE)
count ++;
}
+ perf_mmap__read_done(md);
}
if (count != expect) {
--
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