Re: symlink to /boot/loader.efi

Hello Dimitry,

For a moment I forgot that efiboot is a fat system...
I am inspired on what installworld does to kernel and kernel.old.
I was thinking in something like it but with efi boot, something automatic.

Thanks!

Dimitry Andric <dim@freebsd.org> escreveu no dia quinta, 21/12/2023 à(s)
12:48:

> On 21 Dec 2023, at 13:22, Nuno Teixeira <eduardo@freebsd.org> wrote:
> >
> > On every current upgrade I update efi/freebsd/loader.efi (amd64) and
> efi/boot/boota64 (aarch64) with new copies on /boot/loader.efi.
> > For safety reasons I always have a copy of last running loader by
> appending "-old.efi" to loader or boota64 and use beinstall to get BEs if
> needed.
> >
> > Is that possible to link, e.g., /boot/efi/efi/freebsd/loader.efi ->
> /boot/loader.efi ?
>
> Symlinks do not work on FAT file systems, so I assume you mean a symlink
> placed in /boot (assuming that is UFS or ZFS), which points to
> /boot/efi/efi/freebsd?
>
> At the moment I think installworld would not write 'through' such a
> symlink. In fact, it makes a hard link from /boot/loader_lua.efi to
> /boot/loader.efi, unlinking any previous /boot/loader.efi.
>
> That said, it would be nice to have some sort of semi-official way of
> upgrading the real EFI loader through installworld. It would probably
> require some top-level Makefile magic.
>
> -Dimitry
>
>

-- 
Nuno Teixeira
FreeBSD Committer (ports)