VA_BITS            37 arch/arm/include/asm/kvm_mmu.h #define VA_BITS			32
VA_BITS            46 arch/arm64/include/asm/memory.h #define VA_BITS			(CONFIG_ARM64_VA_BITS)
VA_BITS           566 arch/powerpc/include/asm/book3s/64/mmu-hash.h #define VA_BITS			68
VA_BITS            23 arch/sparc/include/asm/processor_64.h #define VA_BITS		44