1 /* SPDX-License-Identifier: GPL-2.0 */ 1
2 #ifndef _LINUX_UNWINDER_H
3 #define _LINUX_UNWINDER_H
4
5 #include <asm/stacktrace.h>
6
7 struct unwinder {
8 const char *name;
9 struct list_head list;
10 int rating;
11 void (*dump)(struct task_struct *, str
12 unsigned long *, const st
13 };
14
15 extern int unwinder_init(void);
16 extern int unwinder_register(struct unwinder *
17
18 extern void unwind_stack(struct task_struct *,
19 unsigned long *, cons
20 void *);
21
22 extern void stack_reader_dump(struct task_stru
23 unsigned long *,
24 void *);
25
26 /*
27 * Used by fault handling code to signal to th
28 * should switch to a different unwinder.
29 */
30 extern int unwinder_faulted;
31
32 #endif /* _LINUX_UNWINDER_H */
33
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