ftrace_traceon_cmd 741 kernel/trace/trace_functions.c static struct ftrace_func_command ftrace_traceon_cmd = { ftrace_traceon_cmd 774 kernel/trace/trace_functions.c ret = register_ftrace_command(&ftrace_traceon_cmd); ftrace_traceon_cmd 797 kernel/trace/trace_functions.c unregister_ftrace_command(&ftrace_traceon_cmd);