--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -172,8 +172,8 @@ size_t ksize(const void *);
  * to do various tricks to work around compiler limitations in order to
  * ensure proper constant folding.
  */
-#define KMALLOC_SHIFT_HIGH	((MAX_ORDER + PAGE_SHIFT - 1) <= 25 ? \
-				(MAX_ORDER + PAGE_SHIFT - 1) : 25)
+#define KMALLOC_SHIFT_HIGH	((MAX_ORDER + PAGE_SHIFT - 1) <= 17 ? \
+				(MAX_ORDER + PAGE_SHIFT - 1) : 17)
 #define KMALLOC_SHIFT_MAX	KMALLOC_SHIFT_HIGH
 #ifndef KMALLOC_SHIFT_LOW
 #define KMALLOC_SHIFT_LOW	5