linux-kernel - Re: ext3fs: umount+sync not enough to guarantee metadata-on-disk

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <46682E4E.1070303@redhat.com>
Date:	Thu, 07 Jun 2007 12:11:58 -0400
From:	Chuck Ebbert <cebbert@...hat.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Mark Lord <lkml@....ca>, Stephen Tweedie <sct@...hat.com>,
	"Theodore Ts'o" <tytso@....edu>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: ext3fs: umount+sync not enough to guarantee metadata-on-disk

On 06/07/2007 11:41 AM, Andrew Morton wrote:
>>    mount /var/lib/mythtv -oremount,ro
>>    sync
>>    umount /var/lib/mythtv
> 
> Did this succeed?  If the application is still truncating that file, the
> umount should have failed.

Shouldn't sync should wait for truncate to finish?
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/