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#ifndef __LINUX_STACKTRACE_H
#define __LINUX_STACKTRACE_H
#ifdef CONFIG_STACKTRACE
struct stack_trace {
unsigned int nr_entries, max_entries;
unsigned long *entries;
};
extern void save_stack_trace(struct stack_trace *trace,
struct task_struct *task, int all_contexts,
unsigned int skip);
extern void print_stack_trace(struct stack_trace *trace, int spaces);
#else
# define save_stack_trace(trace, task, all, skip) do { } while (0)
# define print_stack_trace(trace) do { } while (0)
#endif
#endif
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