hugetlb: perform vmemmap restoration on a list of pages

[linux-2.6-microblaze.git] / mm / hugetlb_vmemmap.h

diff --git a/mm/hugetlb_vmemmap.h b/mm/hugetlb_vmemmap.h
index c512e38..a0dcf49 100644 (file)
--- a/mm/hugetlb_vmemmap.h
+++ b/mm/hugetlb_vmemmap.h
@@ -19,6 +19,9 @@
 
 #ifdef CONFIG_HUGETLB_PAGE_OPTIMIZE_VMEMMAP
 int hugetlb_vmemmap_restore(const struct hstate *h, struct page *head);
+long hugetlb_vmemmap_restore_folios(const struct hstate *h,
+                                       struct list_head *folio_list,
+                                       struct list_head *non_hvo_folios);
 void hugetlb_vmemmap_optimize(const struct hstate *h, struct page *head);
 void hugetlb_vmemmap_optimize_folios(struct hstate *h, struct list_head *folio_list);
 
@@ -45,6 +48,14 @@ static inline int hugetlb_vmemmap_restore(const struct hstate *h, struct page *h
        return 0;
 }
 
+static long hugetlb_vmemmap_restore_folios(const struct hstate *h,
+                                       struct list_head *folio_list,
+                                       struct list_head *non_hvo_folios)
+{
+       list_splice_init(folio_list, non_hvo_folios);
+       return 0;
+}
+
 static inline void hugetlb_vmemmap_optimize(const struct hstate *h, struct page *head)
 {
 }