Merge tag 'mm-stable-2022-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-microblaze.git] / include / linux / huge_mm.h

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 37f2f11..768e526 100644 (file)
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -435,4 +435,16 @@ static inline int split_folio_to_list(struct folio *folio,
        return split_huge_page_to_list(&folio->page, list);
 }
 
+/*
+ * 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
+ * false
+ */
+#ifndef arch_thp_swp_supported
+static inline bool arch_thp_swp_supported(void)
+{
+       return true;
+}
+#endif
+
 #endif /* _LINUX_HUGE_MM_H */