| 1 | #ifndef __LINUX_STACKTRACE_H
|
| 2 | #define __LINUX_STACKTRACE_H
|
| 3 |
|
| 4 | #include <linux/types.h>
|
| 5 |
|
| 6 | struct task_struct;
|
| 7 | struct pt_regs;
|
| 8 |
|
| 9 | #ifdef CONFIG_STACKTRACE
|
| 10 | struct stack_trace {
|
| 11 | unsigned int nr_entries, max_entries;
|
| 12 | unsigned long *entries;
|
| 13 | int skip;
|
| 14 | };
|
| 15 |
|
| 16 | extern void save_stack_trace(struct stack_trace *trace);
|
| 17 | extern void save_stack_trace_regs(struct pt_regs *regs,
|
| 18 | struct stack_trace *trace);
|
| 19 | extern void save_stack_trace_tsk(struct task_struct *tsk,
|
| 20 | struct stack_trace *trace);
|
| 21 |
|
| 22 | extern void print_stack_trace(struct stack_trace *trace, int spaces);
|
| 23 | extern int snprint_stack_trace(char *buf, size_t size,
|
| 24 | struct stack_trace *trace, int spaces);
|
| 25 |
|
| 26 | #ifdef CONFIG_USER_STACKTRACE_SUPPORT
|
| 27 | extern void save_stack_trace_user(struct stack_trace *trace);
|
| 28 | #else
|
| 29 | # define save_stack_trace_user(trace) do { } while (0)
|
| 30 | #endif
|
| 31 |
|
| 32 | #else
|
| 33 | # define save_stack_trace(trace) do { } while (0)
|
| 34 | # define save_stack_trace_tsk(tsk, trace) do { } while (0)
|
| 35 | # define save_stack_trace_user(trace) do { } while (0)
|
| 36 | # define print_stack_trace(trace, spaces) do { } while (0)
|
| 37 | # define snprint_stack_trace(buf, size, trace, spaces) do { } while (0)
|
| 38 | #endif
|
| 39 |
|
| 40 | #endif
|