--- zzzz-none-000/linux-2.6.39.4/arch/arm/include/asm/thread_info.h	2011-08-03 19:43:28.000000000 +0000
+++ puma6-atom-6490-729/linux-2.6.39.4/arch/arm/include/asm/thread_info.h	2021-11-10 13:38:14.000000000 +0000
@@ -14,10 +14,12 @@
 
 #include <linux/compiler.h>
 #include <asm/fpstate.h>
+#include <asm/page.h>
 
-#define THREAD_SIZE_ORDER	1
-#define THREAD_SIZE		8192
-#define THREAD_START_SP		(THREAD_SIZE - 8)
+#define THREAD_SIZE_ORDER   CONFIG_THREAD_SIZE_ORDER
+#define THREAD_SIZE         (1 << (PAGE_SHIFT + THREAD_SIZE_ORDER))
+#define THREAD_HALF_SIZE    (1 << (PAGE_SHIFT + THREAD_SIZE_ORDER - 1))
+#define THREAD_START_SP     (THREAD_SIZE - 8)
 
 #ifndef __ASSEMBLY__