microblaze: Remove noMMU code

[linux-2.6-microblaze.git] / arch / microblaze / kernel / unwind.c

diff --git a/arch/microblaze/kernel/unwind.c b/arch/microblaze/kernel/unwind.c
index 778a761..a530a7a 100644 (file)
--- a/arch/microblaze/kernel/unwind.c
+++ b/arch/microblaze/kernel/unwind.c
@@ -161,22 +161,12 @@ static void microblaze_unwind_inner(struct task_struct *task,
  * unwind_trap - Unwind through a system trap, that stored previous state
  *              on the stack.
  */
-#ifdef CONFIG_MMU
 static inline void unwind_trap(struct task_struct *task, unsigned long pc,
                                unsigned long fp, struct stack_trace *trace,
                                const char *loglvl)
 {
        /* To be implemented */
 }
-#else
-static inline void unwind_trap(struct task_struct *task, unsigned long pc,
-                               unsigned long fp, struct stack_trace *trace,
-                               const char *loglvl)
-{
-       const struct pt_regs *regs = (const struct pt_regs *) fp;
-       microblaze_unwind_inner(task, regs->pc, regs->r1, regs->r15, trace, loglvl);
-}
-#endif
 
 /**
  * microblaze_unwind_inner - Unwind the stack from the specified point
@@ -215,16 +205,7 @@ static void microblaze_unwind_inner(struct task_struct *task,
                         * HW exception handler doesn't save all registers,
                         * so we open-code a special case of unwind_trap()
                         */
-#ifndef CONFIG_MMU
-                       const struct pt_regs *regs =
-                               (const struct pt_regs *) fp;
-#endif
                        printk("%sHW EXCEPTION\n", loglvl);
-#ifndef CONFIG_MMU
-                       microblaze_unwind_inner(task, regs->r17 - 4,
-                                               fp + EX_HANDLER_STACK_SIZ,
-                                               regs->r15, trace, loglvl);
-#endif
                        return;
                }