diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index c0e5056978c1..d92d1ee75930 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -397,7 +397,7 @@ static int show_map(struct seq_file *m, void *v)
 	if (vma_pages(vma))
 		show_map_vma(m, vma);
 
-	show_map_pad_vma(vma, pad_vma, m, show_map_vma);
+	show_map_pad_vma(vma, pad_vma, m, show_map_vma, false);
 
 	return 0;
 }
@@ -928,7 +928,7 @@ static int show_smap(struct seq_file *m, void *v)
 	show_smap_vma_flags(m, vma);
 
 show_pad:
-	show_map_pad_vma(vma, pad_vma, m, (show_pad_vma_fn)show_smap);
+	show_map_pad_vma(vma, pad_vma, m, show_smap, true);
 
 	return 0;
 }
diff --git a/include/linux/pgsize_migration.h b/include/linux/pgsize_migration.h
index 5c47ec28ea7d..fbfb1b9b9196 100644
--- a/include/linux/pgsize_migration.h
+++ b/include/linux/pgsize_migration.h
@@ -43,8 +43,6 @@
 #define VM_PAD_MASK		(VM_TOTAL_PAD_PAGES << VM_PAD_SHIFT)
 #define VMA_PAD_START(vma)	(vma->vm_end - (vma_pad_pages(vma) << PAGE_SHIFT))
 
-typedef void (*show_pad_vma_fn)(struct seq_file *m, struct vm_area_struct *vma);
-
 #if PAGE_SIZE == SZ_4K && defined(CONFIG_64BIT)
 extern void vma_set_pad_pages(struct vm_area_struct *vma,
 			      unsigned long nr_pages);
@@ -60,7 +58,7 @@ extern struct vm_area_struct *get_data_vma(struct vm_area_struct *vma);
 
 extern void show_map_pad_vma(struct vm_area_struct *vma,
 			     struct vm_area_struct *pad,
-			     struct seq_file *m, show_pad_vma_fn func);
+			     struct seq_file *m, void *func, bool smaps);
 
 extern void split_pad_vma(struct vm_area_struct *vma, struct vm_area_struct *new,
 			  unsigned long addr, int new_below);
@@ -92,7 +90,7 @@ static inline struct vm_area_struct *get_data_vma(struct vm_area_struct *vma)
 
 static inline void show_map_pad_vma(struct vm_area_struct *vma,
 				    struct vm_area_struct *pad,
-				    struct seq_file *m, show_pad_vma_fn func)
+				    struct seq_file *m, void *func, bool smaps)
 {
 }
 
diff --git a/mm/pgsize_migration.c b/mm/pgsize_migration.c
index a156e0b44106..cfc9886e8835 100644
--- a/mm/pgsize_migration.c
+++ b/mm/pgsize_migration.c
@@ -20,6 +20,9 @@
 #include <linux/slab.h>
 #include <linux/sysfs.h>
 
+typedef void (*show_pad_maps_fn)	(struct seq_file *m, struct vm_area_struct *vma);
+typedef int  (*show_pad_smaps_fn)	(struct seq_file *m, void *v);
+
 #ifdef CONFIG_64BIT
 #if PAGE_SIZE == SZ_4K
 DEFINE_STATIC_KEY_TRUE(pgsize_migration_enabled);
@@ -303,7 +306,7 @@ struct vm_area_struct *get_data_vma(struct vm_area_struct *vma)
  * and @pad.
  */
 void show_map_pad_vma(struct vm_area_struct *vma, struct vm_area_struct *pad,
-		      struct seq_file *m, show_pad_vma_fn func)
+		      struct seq_file *m, void *func, bool smaps)
 {
 	if (!pad)
 		return;
@@ -320,7 +323,10 @@ void show_map_pad_vma(struct vm_area_struct *vma, struct vm_area_struct *pad,
 	 */
 	BUG_ON(!vma);
 
-	func(m, pad);
+	if (smaps)
+		((show_pad_smaps_fn)func)(m, pad);
+	else
+		((show_pad_maps_fn)func)(m, pad);
 
 	kfree(pad);
 	kfree(vma);