blackfin: Autogenerate offsets in struct thread_info

Maintaining offsets by hand is no fun.

Signed-off-by: Richard Weinberger <richard@nod.at>

arch/blackfin/include/asm/thread_info.h

@@ -75,15 +75,6 @@ static inline struct thread_info *current_thread_info(void)
 
 #endif				/* __ASSEMBLY__ */
 
-/*
- * Offsets in thread_info structure, used in assembly code
- */
-#define TI_TASK		0
-#define TI_EXECDOMAIN	4
-#define TI_FLAGS	8
-#define TI_CPU		12
-#define TI_PREEMPT	16
-
 /*
  * thread information flag bit numbers
  */