linux-kernel - Re: [f2fs-dev] [PATCH] f2fs: update i

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <a8591335-78f7-949e-9cf5-b752660b26f4@huawei.com>
Date:   Wed, 26 Sep 2018 13:41:11 +0800
From:   Chao Yu <yuchao0@...wei.com>
To:     Jaegeuk Kim <jaegeuk@...nel.org>, <linux-kernel@...r.kernel.org>,
        <linux-f2fs-devel@...ts.sourceforge.net>
Subject: Re: [f2fs-dev] [PATCH] f2fs: update i_size after DIO completion

On 2018/9/21 5:51, Jaegeuk Kim wrote:
> This is related to
> ee70daaba82d ("xfs: update i_size after unwritten conversion in dio completion")
> 
> If we update i_size during dio_write, dio_read can read out stale data, which
> breaks xfstests/465.
> 
> Signed-off-by: Jaegeuk Kim <jaegeuk@...nel.org>

Reviewed-by: Chao Yu <yuchao0@...wei.com>

Thanks,