RTS2_SHIFT         71 arch/powerpc/include/asm/book3s/64/mmu.h #define RTS2_MASK	(7UL << RTS2_SHIFT)
RTS2_SHIFT        138 arch/powerpc/kvm/book3s_64_mmu_radix.c 		((root & RTS2_MASK) >> RTS2_SHIFT);