linux-stable/include/linux/stacktrace.h
Vegard Nossum b618ad31bb stacktrace: add forward-declaration struct task_struct
This is needed if the header is to be free-standing.

Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
2009-06-12 23:04:12 +02:00

35 lines
1,002 B
C

#ifndef __LINUX_STACKTRACE_H
#define __LINUX_STACKTRACE_H
struct task_struct;
#ifdef CONFIG_STACKTRACE
struct task_struct;
struct stack_trace {
unsigned int nr_entries, max_entries;
unsigned long *entries;
int skip; /* input argument: How many entries to skip */
};
extern void save_stack_trace(struct stack_trace *trace);
extern void save_stack_trace_bp(struct stack_trace *trace, unsigned long bp);
extern void save_stack_trace_tsk(struct task_struct *tsk,
struct stack_trace *trace);
extern void print_stack_trace(struct stack_trace *trace, int spaces);
#ifdef CONFIG_USER_STACKTRACE_SUPPORT
extern void save_stack_trace_user(struct stack_trace *trace);
#else
# define save_stack_trace_user(trace) do { } while (0)
#endif
#else
# define save_stack_trace(trace) do { } while (0)
# define save_stack_trace_tsk(tsk, trace) do { } while (0)
# define save_stack_trace_user(trace) do { } while (0)
# define print_stack_trace(trace, spaces) do { } while (0)
#endif
#endif