ext4 able to boot from ext3 mbr?

[Eric Sandeen]

Antonio Olivares wrote:

> One can have an ext4 partition, but the /boot partition has to be ext2 or ext3 if I am not mistaken?  I have such a setup that I have an ext4 partition, but I am not sure if the /boot partition is ext2 or ext3?
> 

That's correct.

If the mention of "ext3 mbr" meant "/boot is ext3" then the relevant
info is:  grub cannot (yet) boot from ext4.  /boot must be a separate,
non-ext4, grub-supported filesystem.  I'd go with ext3.

Thanks,
-Eric