print_trace_line  147 trace.c        	print_trace_line(key, &buf);
print_trace_line  162 trace.c        	print_trace_line(NULL, &buf);
print_trace_line  174 trace.c        	print_trace_line(key, &buf);
print_trace_line  195 trace.c        	print_trace_line(&trace_perf_key, &buf);