Re: ext4 fails on ext2 filesystems

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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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