CID_BITS 34 arch/nds32/include/asm/mmu_context.h cpu_last_cid = 1 << TLB_MISC_offCID << CID_BITS; CID_BITS 46 arch/nds32/include/asm/mmu_context.h ((mm->context.id ^ cpu_last_cid) >> TLB_MISC_offCID >> CID_BITS))