Avoid creating the fixmap entries for the KPTI trampoline if KPTI is not
in use.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Acked-by: Mark Rutland <mark.rutland@arm.com>
Link: https://lore.kernel.org/r/20231127120049.2258650-7-ardb@google.comSigned-off-by: Will Deacon <will@kernel.org>