Martin Sourada wrote:
EXT4-fs: dm0: not marked OK to use with test code.
Perhaps I am missing some step that needs to be done first? Any thoughts
what's wrong there?
Ah, yes, missing step to set the device as ok to boot ext4dev.
From the devel-list announcement for ext4 'call for brave ext4 testers':
Eric Sandeen wrote:
> Jeffrey Ollie wrote:
>> EXT4-fs: dm-1: not marked OK to use with test code
>
> welcome to the bleeding edge; this is a new check that went into the
> most recent kernels. But it's ok, really:
>
> Get e2fsprogs 1.40.5 from rawhide, boot up your rescue disk, and:
>
> [root]# debugfs -w /dev/<whatever>
> debugfs 1.40.5 (27-Jan-2008)
> debugfs: set_super_value s_flags 4
> debugfs: quit
>
> and you'll be fine.
>
> I've also got this info at http://fedoraproject.org/wiki/FedoraExt4; if
> anyone is having ext4 trouble please look there first.
>
> This is a safety check put in to make sure that ext3 never unexpectedly
> gets mounted with ext4dev (_development_) code.
>
> Thanks,
> -Eric
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Andrew Farris <lordmorgul@xxxxxxxxx> www.lordmorgul.net
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Andrew Farris <lordmorgul@xxxxxxxxx> www.lordmorgul.net
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