This patch adds initial skeletal KVMTOOL RISC-V support which
just compiles for RV32 and RV64 host.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Link: https://lore.kernel.org/r/20211119124515.89439-3-anup.patel@wdc.com


Signed-off-by: Will Deacon <will@kernel.org>