pfn_pgd           299 arch/riscv/mm/init.c 			pgdp[pgd_index] = pfn_pgd(PFN_DOWN(pa), prot);
pfn_pgd           305 arch/riscv/mm/init.c 		pgdp[pgd_index] = pfn_pgd(PFN_DOWN(next_phys), PAGE_TABLE);