idx2asid           35 arch/arm64/mm/context.c #define idx2asid(idx)		(((idx) << 1) & ~ASID_MASK)
idx2asid           39 arch/arm64/mm/context.c #define idx2asid(idx)		asid2idx(idx)
idx2asid           22 arch/csky/mm/asid.c #define idx2asid(info, idx)		(((idx) << (info)->ctxt_shift) & ~ASID_MASK(info))