riscv_round_page
dump_avail_off = RISCV_PAGE_SIZE + riscv_round_page(vmst->hdr.msgbufsize);
off = dump_avail_off + riscv_round_page(vmst->hdr.dumpavailsize);
sparse_off = off + riscv_round_page(vmst->hdr.bitmapsize) +
riscv_round_page(vmst->hdr.pmapsize);
off += riscv_round_page(vmst->hdr.bitmapsize);
off += riscv_round_page(vmst->hdr.pmapsize);