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