ftrace_probe_print 526 kernel/trace/trace_functions.c return ftrace_probe_print("traceon", m, ip, ops, data); ftrace_probe_print 533 kernel/trace/trace_functions.c return ftrace_probe_print("traceoff", m, ip, ops, data); ftrace_probe_print 540 kernel/trace/trace_functions.c return ftrace_probe_print("stacktrace", m, ip, ops, data); ftrace_probe_print 547 kernel/trace/trace_functions.c return ftrace_probe_print("dump", m, ip, ops, data); ftrace_probe_print 554 kernel/trace/trace_functions.c return ftrace_probe_print("cpudump", m, ip, ops, data);