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