Haha, I love your caption
[ ] Use ext4 for ext2/ext3 file systems <---- EVIL AVOID!!!
I recommend submitting for official change in menuconfig :P
Thanks for the heads up about this, enabling something I have no idea
what it does or how it might destroy things sounds like exactly the
thing I would do. If only the real menuconfig had these wonderful
captions :P
On Tue, Nov 30, 2010 at 1:44 AM, William L. Thomson Jr.
<[email protected]> wrote:
> It seems from a bit of discovery the hard way and Googling after the
> face. If you enable certain options and/or have ext2 support in the
> kernel. Your root partition will likely get mounted as ext2, even if was
> ext3 before and you want it to be ext4 now. You might be able to work
> around this problem with kernel options. Easier way is with what you
> enable in the kernel itself and/or modules loaded.
>
> Specific info for those making custom kernels
>
> File systems --->
> < > Second extended fs support <---- Avoid
> <*> Ext3 journalling file system support <---- Necessary based on bootloader
> [ ] Default to 'data=ordered' in ext3 <---- More than safe for /boot
> [ ] Ext3 extended attributes <---- Optional
> [ ] Ext3 POSIX Access Control Lists <---- Optional
> [ ] Ext3 Security Labels <---- Optional
> <*> The Extended 4 (ext4) filesystem
> [ ] Use ext4 for ext2/ext3 file systems <---- EVIL AVOID!!!
> [ ] Ext4 extended attributes <---- Optional
> [ ] EXT4 debugging support <---- Optional
>
> Then that way when you boot your root partition will get mounted as
> ext4. Not sure why it defaults to the lowest common denominator.
>
> Also it kinda sucks that for now you must retain ext3 support for at
> least the boot partition. Most boot loaders such as grub do not have
> support for ext4. Only some really new versions of grub have support for
> ext4, and most distros are not providing that version yet, grub2.
>
> Not sure about other bootloaders, they may have support for ext4
> already. If thats the case, then you can disable all but ext4 in the
> kernel and no worries :)
>
> --
> William L. Thomson Jr.
> Obsidian-Studios, Inc.
> http://www.obsidian-studios.com
>
>
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