Constant kvm_rs::x86_64::CR4_LA57

pub const CR4_LA57: u64 = 1 << 5; // 0x0_000_000_000_000_020u64

57-bit Linear Addresses.

When set in long mode enables 5-level paging to translate 57-bit linear addresses. When cleared use 4-level paging to translate 48-bit linear addresses.