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From:   "nakamura.shun@fujitsu.com" <nakamura.shun@fujitsu.com>
To:     'Jiri Olsa' <olsajiri@gmail.com>
CC:     "peterz@infradead.org" <peterz@infradead.org>,
        "mingo@redhat.com" <mingo@redhat.com>,
        "acme@kernel.org" <acme@kernel.org>,
        "mark.rutland@arm.com" <mark.rutland@arm.com>,
        "alexander.shishkin@linux.intel.com" 
        <alexander.shishkin@linux.intel.com>,
        "jolsa@redhat.com" <jolsa@redhat.com>,
        "namhyung@kernel.org" <namhyung@kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "linux-perf-users@vger.kernel.org" <linux-perf-users@vger.kernel.org>
Subject: RE: [RFC PATCH v2 0/7] libperf: Add interface for overflow check of
 sampling events
Thread-Topic: [RFC PATCH v2 0/7] libperf: Add interface for overflow check of
 sampling events
Thread-Index: AQHYRD0ckzCCT80/f0C9G/z6axerk6zqcc3Q
Date:   Mon, 11 Apr 2022 08:23:54 +0000
Message-ID: <OSBPR01MB460012B9516B2E67CBEEF0B1F7EA9@OSBPR01MB4600.jpnprd01.prod.outlook.com>
References: <20220325043829.224045-1-nakamura.shun@fujitsu.com>
 <YkRgDdI8PKH5C7lV@krava>
In-Reply-To: <YkRgDdI8PKH5C7lV@krava>
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Hi jirka

Sorry for the late reply.

> >
> > Shunsuke Nakamura (7):
> >   libperf tests: Fix typo in the error message
> >   libperf: Move 'open_flags' from tools/perf to evsel::open_flags
> >   libperf: Add perf_evsel__{refresh, period}() functions
> >   libperf: Introduce perf_{evsel, evlist}__open_opt with extensible
> >     struct opts
> >   libperf: Add perf_evsel__check_overflow() functions
> >   libperf test: Add test_stat_overflow()
> >   libperf test: Add test_stat_overflow_event()
>=20
> I'm getting:
>=20
> [root@krava perf]# make tests
> running static:
> - running tests/test-cpumap.c...OK
> - running tests/test-threadmap.c...OK
> - running tests/test-evlist.c...OK
> - running tests/test-evsel.c...FAILED tests/test-evsel.c:286 failed to ov=
erflow
> count FAILED tests/test-evsel.c:286 failed to overflow count
>   FAILED (2)
> FAILED tests/main.c:13 test evsel
> make: *** [Makefile:162: tests] Error 255
>=20
Thanks for telling me.
However, we could not reproduce the test failure in our environment.
Could you please tell me the results of your test with the addition of V=3D=
1?


Best Regards
Shunsuke