diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c
index 7d8da6105b62..d466ec670e1f 100644
--- a/arch/riscv/mm/init.c
+++ b/arch/riscv/mm/init.c
@@ -879,7 +879,7 @@ static void __init create_fdt_early_page_table(pgd_t *pgdir, uintptr_t dtb_pa)
  * MMU is not enabled, the page tables are allocated directly using
  * early_pmd/pud/p4d and the address returned is the physical one.
  */
-void __init pt_ops_set_early(void)
+static void __init pt_ops_set_early(void)
 {
 	pt_ops.alloc_pte = alloc_pte_early;
 	pt_ops.get_pte_virt = get_pte_virt_early;
@@ -901,7 +901,7 @@ void __init pt_ops_set_early(void)
  * Note that this is called with MMU disabled, hence kernel_mapping_pa_to_va,
  * but it will be used as described above.
  */
-void __init pt_ops_set_fixmap(void)
+static void __init pt_ops_set_fixmap(void)
 {
 	pt_ops.alloc_pte = kernel_mapping_pa_to_va((uintptr_t)alloc_pte_fixmap);
 	pt_ops.get_pte_virt = kernel_mapping_pa_to_va((uintptr_t)get_pte_virt_fixmap);
@@ -919,7 +919,7 @@ void __init pt_ops_set_fixmap(void)
  * MMU is enabled and page table setup is complete, so from now, we can use
  * generic page allocation functions to setup page table.
  */
-void __init pt_ops_set_late(void)
+static void __init pt_ops_set_late(void)
 {
 	pt_ops.alloc_pte = alloc_pte_late;
 	pt_ops.get_pte_virt = get_pte_virt_late;