1 files changed, 12 insertions, 0 deletions

diff --git a/mm/shuffle.h b/mm/shuffle.h
index 644c8ee97b9e..777a257a0d2f 100644
--- a/mm/shuffle.h
+++ b/mm/shuffle.h
@@ -36,6 +36,13 @@ static inline void shuffle_zone(struct zone *z)
                 return;
         __shuffle_zone(z);
 }
+
+static inline bool is_shuffle_order(int order)
+{
+        if (!static_branch_unlikely(&page_alloc_shuffle_key))
+                return false;
+        return order >= SHUFFLE_ORDER;
+}
 #else
 static inline void shuffle_free_memory(pg_data_t *pgdat)
 {
@@ -48,5 +55,10 @@ static inline void shuffle_zone(struct zone *z)
 static inline void page_alloc_shuffle(enum mm_shuffle_ctl ctl)
 {
 }
+
+static inline bool is_shuffle_order(int order)
+{
+        return false;
+}
 #endif
 #endif /* _MM_SHUFFLE_H */