[SLOF] Bug: SLOF and booting from grub's core.elf inside ext partition
thuth at redhat.com
Tue Mar 22 19:04:32 AEDT 2016
On 22.03.2016 07:22, Nikunj A Dadhania wrote:
> Hi Frederic,
> Frederic Bonnard <frediz at linux.vnet.ibm.com> writes:
>> according to Nikunj, the following seems to be a bug.
>> I tried to make SLOF boot from grub's core.elf within an ext4 partition (GPT
>> partition table).
>> What I thought and that Nikunj confirmed is that ext4 should be
>> backward compatible with ext2 which SLOF handles.
> I checked with a filesystem expert. Our assumption that ext4 is backward
> compatible to ext2 isnt correct. So the ext2 driver in the SLOF will not
> be able to read this partition.
Right. I think you can use an ext2 partition with an ext4 driver, but
not the other way round.
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