Re: Valid grub.conf locations

[Andrei Borzenkov]

On 20.06.2023 12:39, Ulrich Sibiller wrote:
> On Tue, Jun 20, 2023 at 8:19 AM Andrei Borzenkov <arvidjaar@gmail.com> wrote:
> > > Well, first let me say that the CentOS version has it also hardcoded and
> > > loads the grub.conf anyway (from fw_path, I suppose).
> >
> > You are posting to upstream list, not to CentOS list.
>
> Of course. I just want to illustrate that it's possible in principle.

RH grub unconditionally loads grub.cfg from $cmdpath (which they renamed 
to fw_path) without any way to override this behavior. I hesitate to 
call this improvement.

> (This brings up one question which somebody might know the answer: the
> Centos7 version of grub has 486 patches. I am wondering why these
> patches never made it to upstream. Is there simply lack of manpower?
> Have these patches never reached upstream? Have they been rejected?)
>
> > > Second grub-mkimage
> > > requires the prefix to be set, that's where it is 'hardcoded'. You cannot
> > > run it without specifying -p. So how can I _not_ set it?
> >
> > grub-mkimage -p ""
>
> I have not seen any documentation that this counts as "unset" and will
> lead to different behaviour.

You are welcome to improve documentation.