From: Cyril Hrubis <chrubis@suse.cz>
To: ltp@lists.linux.it
Subject: [LTP] [stable-rc 4.14] shmctl04.c:115: TFAIL: SHM_INFO haven't returned a valid index: SUCCESS (0)
Date: Thu, 5 Nov 2020 13:57:01 +0100 [thread overview]
Message-ID: <20201105125701.GD10395@yuki.lan> (raw)
In-Reply-To: <CA+G9fYu4RdH7zdd5MU=E-o+azMRx-EqR-7VYuJCUastKRd0KCA@mail.gmail.com>
Hi!
> LTP syscalls test shmctl04 test modified in latest LTP release 20200930
> and this test reported as fail. so reporting to LTP mailing list.
> Failed on stable-rc 4.14, 4.9 and 4.4 branches but
> passed on stable-rc 4.19, 5.4 and 5.9 branches for arm64, arm, x86_64 and i386.
>
> shmctl04.c:115: TFAIL: SHM_INFO haven't returned a valid index: SUCCESS (0)
> shmctl04.c:131: TFAIL: Counted used = 0, used_ids = 1
> shmctl04.c:72: TPASS: used_ids = 1
> shmctl04.c:79: TPASS: shm_rss = 0
> shmctl04.c:86: TPASS: shm_swp = 0
> shmctl04.c:93: TPASS: shm_tot = 1
Looks like SHM_STAT_ANY was added to kernel 4.17, that would explain why
shmctl() with SHM_STATA_ANY returns -1 on 4.14 and older but in that
case errno should be EINVAL and not set to zero.
--
Cyril Hrubis
chrubis@suse.cz
WARNING: multiple messages have this Message-ID (diff)
From: Cyril Hrubis <chrubis@suse.cz>
To: Naresh Kamboju <naresh.kamboju@linaro.org>
Cc: linux- stable <stable@vger.kernel.org>,
LTP List <ltp@lists.linux.it>,
lkft-triage@lists.linaro.org, Li Wang <liwang@redhat.com>,
Jan Stancek <jstancek@redhat.com>
Subject: Re: [stable-rc 4.14] shmctl04.c:115: TFAIL: SHM_INFO haven't returned a valid index: SUCCESS (0)
Date: Thu, 5 Nov 2020 13:57:01 +0100 [thread overview]
Message-ID: <20201105125701.GD10395@yuki.lan> (raw)
In-Reply-To: <CA+G9fYu4RdH7zdd5MU=E-o+azMRx-EqR-7VYuJCUastKRd0KCA@mail.gmail.com>
Hi!
> LTP syscalls test shmctl04 test modified in latest LTP release 20200930
> and this test reported as fail. so reporting to LTP mailing list.
> Failed on stable-rc 4.14, 4.9 and 4.4 branches but
> passed on stable-rc 4.19, 5.4 and 5.9 branches for arm64, arm, x86_64 and i386.
>
> shmctl04.c:115: TFAIL: SHM_INFO haven't returned a valid index: SUCCESS (0)
> shmctl04.c:131: TFAIL: Counted used = 0, used_ids = 1
> shmctl04.c:72: TPASS: used_ids = 1
> shmctl04.c:79: TPASS: shm_rss = 0
> shmctl04.c:86: TPASS: shm_swp = 0
> shmctl04.c:93: TPASS: shm_tot = 1
Looks like SHM_STAT_ANY was added to kernel 4.17, that would explain why
shmctl() with SHM_STATA_ANY returns -1 on 4.14 and older but in that
case errno should be EINVAL and not set to zero.
--
Cyril Hrubis
chrubis@suse.cz
next prev parent reply other threads:[~2020-11-05 12:57 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-04 11:25 [LTP] [stable-rc 4.14] shmctl04.c:115: TFAIL: SHM_INFO haven't returned a valid index: SUCCESS (0) Naresh Kamboju
2020-11-04 11:25 ` Naresh Kamboju
2020-11-05 12:57 ` Cyril Hrubis [this message]
2020-11-05 12:57 ` Cyril Hrubis
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