Remove remaining unwinder code

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Gabor Gombas <gombasg@sztaki.hu>
Cc: Jan Beulich <jbeulich@novell.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Ingo Molnar <mingo@elte.hu>,
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

2 files changed, 0 insertions, 71 deletions

diff --git a/include/linux/module.h b/include/linux/module.h
index 3bfed013350b..03cb93d1865a 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -294,9 +294,6 @@ struct module
         /* The size of the executable code in each section.  */
         unsigned int init_text_size, core_text_size;
 
-        /* The handle returned from unwind_add_table. */
-        void *unwind_info;
-
         /* Arch-specific module values */
         struct mod_arch_specific arch;
 
diff --git a/include/linux/unwind.h b/include/linux/unwind.h
deleted file mode 100644
index 7760860fa170..000000000000
--- a/include/linux/unwind.h
+++ /dev/null
@@ -1,68 +0,0 @@
-#ifndef _LINUX_UNWIND_H
-#define _LINUX_UNWIND_H
-
-/*
- * Copyright (C) 2002-2006 Novell, Inc.
- *      Jan Beulich <jbeulich@novell.com>
- * This code is released under version 2 of the GNU GPL.
- *
- * A simple API for unwinding kernel stacks.  This is used for
- * debugging and error reporting purposes.  The kernel doesn't need
- * full-blown stack unwinding with all the bells and whistles, so there
- * is not much point in implementing the full Dwarf2 unwind API.
- */
-
-struct module;
-
-struct unwind_frame_info {};
-
-static inline void unwind_init(void) {}
-static inline void unwind_setup(void) {}
-
-#ifdef CONFIG_MODULES
-
-static inline void *unwind_add_table(struct module *mod,
-                                     const void *table_start,
-                                     unsigned long table_size)
-{
-        return NULL;
-}
-
-static inline void unwind_remove_table(void *handle, int init_only)
-{
-}
-
-#endif
-
-static inline int unwind_init_frame_info(struct unwind_frame_info *info,
-                                         struct task_struct *tsk,
-                                         const struct pt_regs *regs)
-{
-        return -ENOSYS;
-}
-
-static inline int unwind_init_blocked(struct unwind_frame_info *info,
-                                      struct task_struct *tsk)
-{
-        return -ENOSYS;
-}
-
-static inline int unwind_init_running(struct unwind_frame_info *info,
-                                      asmlinkage int (*cb)(struct unwind_frame_info *,
-                                                           void *arg),
-                                      void *arg)
-{
-        return -ENOSYS;
-}
-
-static inline int unwind(struct unwind_frame_info *info)
-{
-        return -ENOSYS;
-}
-
-static inline int unwind_to_user(struct unwind_frame_info *info)
-{
-        return -ENOSYS;
-}
-
-#endif /* _LINUX_UNWIND_H */