KVM: arm64: Enable mapping guest_memfd in arm64

Enable mapping guest_memfd in arm64. For now, it applies to all
VMs in arm64 that use guest_memfd. In the future, new VM types
can restrict this via kvm_arch_gmem_supports_shared_mem().

Change-Id: I9625505d142e2d14b6a439c3de6111a45938ea98
Signed-off-by: Fuad Tabba <tabba@google.com>
2 files changed