nios2: Remove unused prepare_to_copy()

prepare_to_copy() was removed from all architectures supported at that
time in commit 55ccf3fe3f9a ("fork: move the real prepare_to_copy()
users to arch_dup_task_struct()"). Remove it from nios2 as well.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Acked-by: Ley Foon Tan <lftan@altera.com>

diff --git a/arch/nios2/include/asm/processor.h b/arch/nios2/include/asm/processor.h
index 3bd3494..c2ba45c 100644 (file)
--- a/arch/nios2/include/asm/processor.h
+++ b/arch/nios2/include/asm/processor.h
@@ -85,9 +85,6 @@ static inline void exit_thread(void)
 
 extern unsigned long get_wchan(struct task_struct *p);
 
-/* Prepare to copy thread state - unlazy all lazy status */
-#define prepare_to_copy(tsk)   do { } while (0)
-
 #define task_pt_regs(p) \
        ((struct pt_regs *)(THREAD_SIZE + task_stack_page(p)) - 1)