diff options
Diffstat (limited to 'include/linux/unwind.h')
-rw-r--r-- | include/linux/unwind.h | 63 |
1 files changed, 2 insertions, 61 deletions
diff --git a/include/linux/unwind.h b/include/linux/unwind.h index 749928c161fb..7760860fa170 100644 --- a/include/linux/unwind.h +++ b/include/linux/unwind.h | |||
@@ -14,63 +14,6 @@ | |||
14 | 14 | ||
15 | struct module; | 15 | struct module; |
16 | 16 | ||
17 | #ifdef CONFIG_STACK_UNWIND | ||
18 | |||
19 | #include <asm/unwind.h> | ||
20 | |||
21 | #ifndef ARCH_UNWIND_SECTION_NAME | ||
22 | #define ARCH_UNWIND_SECTION_NAME ".eh_frame" | ||
23 | #endif | ||
24 | |||
25 | /* | ||
26 | * Initialize unwind support. | ||
27 | */ | ||
28 | extern void unwind_init(void); | ||
29 | extern void unwind_setup(void); | ||
30 | |||
31 | #ifdef CONFIG_MODULES | ||
32 | |||
33 | extern void *unwind_add_table(struct module *, | ||
34 | const void *table_start, | ||
35 | unsigned long table_size); | ||
36 | |||
37 | extern void unwind_remove_table(void *handle, int init_only); | ||
38 | |||
39 | #endif | ||
40 | |||
41 | extern int unwind_init_frame_info(struct unwind_frame_info *, | ||
42 | struct task_struct *, | ||
43 | /*const*/ struct pt_regs *); | ||
44 | |||
45 | /* | ||
46 | * Prepare to unwind a blocked task. | ||
47 | */ | ||
48 | extern int unwind_init_blocked(struct unwind_frame_info *, | ||
49 | struct task_struct *); | ||
50 | |||
51 | /* | ||
52 | * Prepare to unwind the currently running thread. | ||
53 | */ | ||
54 | extern int unwind_init_running(struct unwind_frame_info *, | ||
55 | asmlinkage int (*callback)(struct unwind_frame_info *, | ||
56 | void *arg), | ||
57 | void *arg); | ||
58 | |||
59 | /* | ||
60 | * Unwind to previous to frame. Returns 0 if successful, negative | ||
61 | * number in case of an error. | ||
62 | */ | ||
63 | extern int unwind(struct unwind_frame_info *); | ||
64 | |||
65 | /* | ||
66 | * Unwind until the return pointer is in user-land (or until an error | ||
67 | * occurs). Returns 0 if successful, negative number in case of | ||
68 | * error. | ||
69 | */ | ||
70 | extern int unwind_to_user(struct unwind_frame_info *); | ||
71 | |||
72 | #else | ||
73 | |||
74 | struct unwind_frame_info {}; | 17 | struct unwind_frame_info {}; |
75 | 18 | ||
76 | static inline void unwind_init(void) {} | 19 | static inline void unwind_init(void) {} |
@@ -85,12 +28,12 @@ static inline void *unwind_add_table(struct module *mod, | |||
85 | return NULL; | 28 | return NULL; |
86 | } | 29 | } |
87 | 30 | ||
88 | #endif | ||
89 | |||
90 | static inline void unwind_remove_table(void *handle, int init_only) | 31 | static inline void unwind_remove_table(void *handle, int init_only) |
91 | { | 32 | { |
92 | } | 33 | } |
93 | 34 | ||
35 | #endif | ||
36 | |||
94 | static inline int unwind_init_frame_info(struct unwind_frame_info *info, | 37 | static inline int unwind_init_frame_info(struct unwind_frame_info *info, |
95 | struct task_struct *tsk, | 38 | struct task_struct *tsk, |
96 | const struct pt_regs *regs) | 39 | const struct pt_regs *regs) |
@@ -122,6 +65,4 @@ static inline int unwind_to_user(struct unwind_frame_info *info) | |||
122 | return -ENOSYS; | 65 | return -ENOSYS; |
123 | } | 66 | } |
124 | 67 | ||
125 | #endif | ||
126 | |||
127 | #endif /* _LINUX_UNWIND_H */ | 68 | #endif /* _LINUX_UNWIND_H */ |