KVM: arm64: Work out supported block level at compile time

Work out the minimum page table level where KVM supports block mappings
at compile time. While at it, rewrite the comment around supported block
mappings to directly describe what KVM supports instead of phrasing in
terms of what it does not.

Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20221007234151.461779-2-oliver.upton@linux.dev
This commit is contained in:
Oliver Upton 2022-10-07 23:41:50 +00:00 • committed by Marc Zyngier
commit 3b5c082bbf