linux-ext4 - Re: [BUG] ext2/3/4: dio reads stale data when we do some append dio writes

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

Date:	Tue, 19 Nov 2013 03:18:26 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	Christoph Hellwig <hch@...radead.org>, linux-ext4@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, xfs@....sgi.com
Subject: Re: [BUG] ext2/3/4: dio reads stale data when we do some append dio
 writes

On Tue, Nov 19, 2013 at 07:19:47PM +0800, Zheng Liu wrote:
> Yes, I know that XFS has a shared/exclusive lock.  I guess that is why
> it can pass the test.  But another question is why xfs fails when we do
> some append dio writes with doing buffered read.

Can you provide a test case for that issue?

--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html