[ARM] Fix include/asm-arm/system.h for 2.5.22 so sched.c builds

diff --git a/include/asm-arm/system.h b/include/asm-arm/system.h
index d9a68af9d5f974f2e3683e63679fa5ee6892b503..d35f8d91c25f9ea1c8305a946e7eb7fd68b01579 100644 (file)
--- a/include/asm-arm/system.h
+++ b/include/asm-arm/system.h
@@ -64,7 +64,12 @@ extern asmlinkage void __backtrace(void);
 struct thread_info;
 extern struct task_struct *__switch_to(struct thread_info *, struct thread_info *);
 
-#define switch_to(prev,next)                                           \
+#define prepare_arch_schedule(prev)            do { } while(0)
+#define finish_arch_schedule(prev)             do { } while(0)
+#define prepare_arch_switch(rq)                        do { } while(0)
+#define finish_arch_switch(rq)                 spin_unlock_irq(&(rq)->lock)
+
+#define switch_to(prev,next,last)                                      \
        do {                                                            \
                __switch_to(prev->thread_info,next->thread_info);       \
                mb();                                                   \