ftrace_traceoff_cmd 746 kernel/trace/trace_functions.c static struct ftrace_func_command ftrace_traceoff_cmd = { ftrace_traceoff_cmd 770 kernel/trace/trace_functions.c ret = register_ftrace_command(&ftrace_traceoff_cmd); ftrace_traceoff_cmd 799 kernel/trace/trace_functions.c unregister_ftrace_command(&ftrace_traceoff_cmd);