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From: Andreas Dilger <adilger@sun.com>
To: "J�rg Sommer" <joerg@alea.gnuu.de>
Cc: linux-ext4@vger.kernel.org
Subject: Re: ext4 fails on ext2 filesystems
Date: Tue, 20 Jan 2009 07:30:59 +0800	[thread overview]
Message-ID: <20090119233059.GH3286@webber.adilger.int> (raw)
In-Reply-To: <20090118013516.GA4876@alea.gnuu.de>

On Jan 18, 2009  02:35 +0100, J�rg Sommer wrote:
> I've an ext2 filesystem as root filesystem, because it's mounted readonly
> for the most part. I've built in the support for ext[234] in the kernel.
> Ext4 takes precedence over ext2 and it mounts the root filesystem:

Hmm, probably an unintended consequence of the newly-added patch to
allow ext4 to mount ext2 filesystems.

> But when remounting the filesystem read/write and changing a file, the
> changes are written to the filesystem, but it's remounted readonly
> immediatly. I've set the mount option remount-ro.
> 
> [  203.082300] EXT4 FS on hda3, no journal
> [  205.746713] EXT4-fs error (device hda3): ext4_free_data: circular indirect block detected, inode=165056, block=184476

> motherboard	: PowerBook6,3 MacRISC3 Power Macintosh

Hmm, looks like it might be a bug in the endian conversion?


Cheers, Andreas
--
Andreas Dilger
Sr. Staff Engineer, Lustre Group
Sun Microsystems of Canada, Inc.

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  parent reply	other threads:[~2009-01-19 23:31 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-01-18  1:35 ext4 fails on ext2 filesystems Jörg Sommer
2009-01-18  2:38 ` Theodore Tso
2009-01-18 10:04   ` Jörg Sommer
2009-01-20 14:51     ` Theodore Tso
2009-01-21 18:45       ` Jörg Sommer
2009-01-21 19:58         ` Theodore Tso
2009-01-19 23:30 ` Andreas Dilger [this message]
2009-01-20 13:56   ` Jörg Sommer

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