efi: Warn if trying to reserve memory under Xen

Doing so cannot work and should never happen.

Signed-off-by: Demi Marie Obenour <demi@invisiblethingslab.com>
Tested-by: Marek Marczykowski-Górecki <marmarek@invisiblethingslab.com>
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
This commit is contained in:
Demi Marie Obenour 2023-01-19 14:04:00 -05:00 • committed by Ard Biesheuvel
commit fa7bee867d