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#ifndef __LINUX_STACKTRACE_H
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#define __LINUX_STACKTRACE_H
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#ifdef CONFIG_STACKTRACE
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struct stack_trace {
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unsigned int nr_entries, max_entries;
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unsigned long *entries;
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int skip; /* input argument: How many entries to skip */
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int all_contexts; /* input argument: if true do than one stack */
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};
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extern void save_stack_trace(struct stack_trace *trace,
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struct task_struct *task);
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extern void print_stack_trace(struct stack_trace *trace, int spaces);
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#else
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# define save_stack_trace(trace, task) do { } while (0)
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# define print_stack_trace(trace) do { } while (0)
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#endif
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#endif
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