riscv_isavendorinfo
struct riscv_isavendorinfo per_hart_isa_bitmap[NR_CPUS];
struct riscv_isavendorinfo all_harts_isa_bitmap;
struct riscv_isavendorinfo *isainfo = &(per_hart_vendor_bitmap)[cpu]; \
struct riscv_isavendorinfo *vendor_bitmap;
struct riscv_isavendorinfo *isavendorinfo = &ext_list->per_hart_isa_bitmap[cpu];
struct riscv_isavendorinfo *bmap;
struct riscv_isavendorinfo *cpu_bmap;