Merge tag 'trace-v6.9-2' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux...

[sfrench/cifs-2.6.git] / include / linux / huge_mm.h

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 5adb86af35fc4e6c8a24f5305d3d9bece035f52c..de0c89105076907bf906ae855e17b6f4ff8e3858 100644 (file)
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -265,10 +265,11 @@ unsigned long thp_get_unmapped_area(struct file *filp, unsigned long addr,
 
 void folio_prep_large_rmappable(struct folio *folio);
 bool can_split_folio(struct folio *folio, int *pextra_pins);
-int split_huge_page_to_list(struct page *page, struct list_head *list);
+int split_huge_page_to_list_to_order(struct page *page, struct list_head *list,
+               unsigned int new_order);
 static inline int split_huge_page(struct page *page)
 {
-       return split_huge_page_to_list(page, NULL);
+       return split_huge_page_to_list_to_order(page, NULL, 0);
 }
 void deferred_split_folio(struct folio *folio);
 
@@ -422,7 +423,8 @@ can_split_folio(struct folio *folio, int *pextra_pins)
        return false;
 }
 static inline int
-split_huge_page_to_list(struct page *page, struct list_head *list)
+split_huge_page_to_list_to_order(struct page *page, struct list_head *list,
+               unsigned int new_order)
 {
        return 0;
 }
@@ -519,17 +521,20 @@ static inline bool thp_migration_supported(void)
 }
 #endif /* CONFIG_TRANSPARENT_HUGEPAGE */
 
-static inline int split_folio_to_list(struct folio *folio,
-               struct list_head *list)
+static inline int split_folio_to_list_to_order(struct folio *folio,
+               struct list_head *list, int new_order)
 {
-       return split_huge_page_to_list(&folio->page, list);
+       return split_huge_page_to_list_to_order(&folio->page, list, new_order);
 }
 
-static inline int split_folio(struct folio *folio)
+static inline int split_folio_to_order(struct folio *folio, int new_order)
 {
-       return split_folio_to_list(folio, NULL);
+       return split_folio_to_list_to_order(folio, NULL, new_order);
 }
 
+#define split_folio_to_list(f, l) split_folio_to_list_to_order(f, l, 0)
+#define split_folio(f) split_folio_to_order(f, 0)
+
 /*
  * archs that select ARCH_WANTS_THP_SWAP but don't support THP_SWP due to
  * limitations in the implementation like arm64 MTE can override this to