17 extern void save_stack_trace(struct stack_trace *trace);
19 				  struct stack_trace *trace);
21 				struct stack_trace *trace);
23 					 struct stack_trace *trace);
25 extern void print_stack_trace(struct stack_trace *trace, int spaces);
27 			struct stack_trace *trace, int spaces);
30 extern void save_stack_trace_user(struct stack_trace *trace);
32 # define save_stack_trace_user(trace)              do { } while (0)  argument
36 # define save_stack_trace(trace)			do { } while (0)  argument
37 # define save_stack_trace_tsk(tsk, trace)		do { } while (0)  argument
38 # define save_stack_trace_user(trace)			do { } while (0)  argument
39 # define print_stack_trace(trace, spaces)		do { } while (0)  argument
40 # define snprint_stack_trace(buf, size, trace, spaces)	do { } while (0)  argument
41 # define save_stack_trace_tsk_reliable(tsk, trace)	({ -ENOSYS; })  argument