On 02/14/2018 01:51 PM, Stephen Morris wrote:
It could be. As I understand it the default functionality updates the
mbr on the specified device, and from what I've read in other threads, I
thought they said that to get the grub menu displayed at boot you don't
update the mbr on an efi system any more, all that is necessary is to
just run grub2-mkconfig.
EFI systems have a special partition that contains as many bootloaders
as you want. It solves the problem of who gets to control the MBR
bootloader location.