| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 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 *, struct pt_regs *, |
| 12 | unsigned long *, const struct stacktrace_ops *, void *); |
| 13 | }; |
| 14 | |
| 15 | extern int unwinder_init(void); |
| 16 | extern int unwinder_register(struct unwinder *); |
| 17 | |
| 18 | extern void unwind_stack(struct task_struct *, struct pt_regs *, |
| 19 | unsigned long *, const struct stacktrace_ops *, |
| 20 | void *); |
| 21 | |
| 22 | extern void stack_reader_dump(struct task_struct *, struct pt_regs *, |
| 23 | unsigned long *, const struct stacktrace_ops *, |
| 24 | void *); |
| 25 | |
| 26 | /* |
| 27 | * Used by fault handling code to signal to the unwinder code that it |
| 28 | * should switch to a different unwinder. |
| 29 | */ |
| 30 | extern int unwinder_faulted; |
| 31 | |
| 32 | #endif /* _LINUX_UNWINDER_H */ |