Linux-ext4 Archive on lore.kernel.org
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From: Naresh Kamboju <naresh.kamboju@linaro.org>
To: Jan Stancek <jstancek@redhat.com>
Cc: Christoph Hellwig <hch@infradead.org>,
	"Darrick J. Wong" <darrick.wong@oracle.com>,
	LTP List <ltp@lists.linux.it>,
	Linux-Next Mailing List <linux-next@vger.kernel.org>,
	linux-fsdevel@vger.kernel.org, chrubis <chrubis@suse.cz>,
	open list <linux-kernel@vger.kernel.org>,
	Al Viro <viro@zeniv.linux.org.uk>,
	Mark Brown <broonie@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	lkft-triage@lists.linaro.org,
	linux-ext4 <linux-ext4@vger.kernel.org>,
	"Theodore Ts'o" <tytso@mit.edu>
Subject: Re: LTP: diotest4.c:476: read to read-only space. returns 0: Success
Date: Mon, 11 Nov 2019 23:56:58 +0530
Message-ID: <CA+G9fYtuwT_vkQL-RfAMcmH_HBHUWQ5ZPHdwsGoNTALhwyiZgg@mail.gmail.com> (raw)
In-Reply-To: <1757087132.11450258.1573468734360.JavaMail.zimbra@redhat.com>

On Mon, 11 Nov 2019 at 16:09, Jan Stancek <jstancek@redhat.com> wrote:
>
>
> ----- Original Message -----
> > Is this a new test?
>
> No, it's not new.
>
> > If not why was this never reported?  Sounds like
> > we should add this test case to xfstests.
>
> I'm guessing not that many users still run 32bit kernels.
> Naresh' setup is using ext4, so I assume he noticed only
> after recent changes in linux-next wrt. directio and ext4.

That's true.
Started noticing recently from Linux next-20191107 kernel on i386 and arm32.

Steps to reproduce:
./runltp -f dio -d /mounted-ext4-drive

- Naresh

      reply index

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CA+G9fYtmA5F174nTAtyshr03wkSqMS7+7NTDuJMd_DhJF6a4pw@mail.gmail.com>
     [not found] ` <852514139.11036267.1573172443439.JavaMail.zimbra@redhat.com>
2019-11-11  1:26   ` Darrick J. Wong
2019-11-11  8:19     ` Jan Stancek
2019-11-11  8:38       ` Christoph Hellwig
2019-11-11 10:28         ` [PATCH] iomap: fix return value of iomap_dio_bio_actor on 32bit systems Jan Stancek
2019-11-11 10:36           ` Christoph Hellwig
2019-11-12  1:24           ` Darrick J. Wong
2019-11-11 10:38         ` LTP: diotest4.c:476: read to read-only space. returns 0: Success Jan Stancek
2019-11-11 18:26           ` Naresh Kamboju [this message]

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