Extern or forward variable declaration at include/linux/clocksource.h, line 24 References: drivers/hv/vmbus_drv.c, line 1339 drivers/net/ethernet/intel/i40e/i40e_debugfs.c, line 1454 drivers/net/ethernet/intel/i40e/i40e_debugfs.c, line 1460 drivers/net/ethernet/intel/i40e/i40e_debugfs.c, line 1462 drivers/net/ethernet/intel/i40e/i40e_debugfs.c, line 1496 drivers/net/ethernet/intel/i40e/i40e_debugfs.c, line 1506 include/linux/clocksource.h, line 24 include/linux/clocksource.h, line 109 kernel/trace/bpf_trace.c, line 27 kernel/trace/bpf_trace.c, line 27 kernel/trace/bpf_trace.c, line 42 kernel/trace/bpf_trace.c, line 43 kernel/trace/bpf_trace.c, line 45 kernel/trace/bpf_trace.c, line 1299 kernel/trace/bpf_trace.c, line 1450 kernel/trace/bpf_trace.c, line 1453 kernel/trace/bpf_trace.c, line 1453 kernel/trace/bpf_trace.c, line 1465 kernel/trace/bpf_trace.c, line 1465 kernel/trace/bpf_trace.c, line 1471 kernel/trace/bpf_trace.c, line 1471 kernel/trace/ftrace.c, line 1225 kernel/trace/ftrace.c, line 1299 kernel/trace/ftrace.c, line 1310 kernel/trace/ftrace.c, line 1310 kernel/trace/ftrace.c, line 1313 kernel/trace/ftrace.c, line 2496 kernel/trace/ftrace.c, line 2904 kernel/trace/ftrace.c, line 3269 kernel/trace/ftrace.c, line 3885 kernel/trace/ftrace.c, line 3893 kernel/trace/ftrace.c, line 3903 kernel/trace/ftrace.c, line 3918 kernel/trace/ftrace.c, line 3918 kernel/trace/ftrace.c, line 3935 kernel/trace/ftrace.c, line 3939 kernel/trace/ftrace.c, line 3976 kernel/trace/ftrace.c, line 4050 kernel/trace/ftrace.c, line 4067 kernel/trace/ftrace.c, line 4071 kernel/trace/ftrace.c, line 5537 kernel/trace/ftrace.c, line 5646 kernel/trace/ftrace.c, line 5728 kernel/trace/ftrace.c, line 5794 kernel/trace/ftrace.c, line 5866 kernel/trace/ftrace.c, line 5908 kernel/trace/ftrace.c, line 6021 kernel/trace/ftrace.c, line 6085 kernel/trace/trace.c, line 128 kernel/trace/trace.c, line 5304 kernel/trace/trace.c, line 5361 kernel/trace/trace.c, line 5365 kernel/trace/trace.c, line 8640 kernel/trace/trace.c, line 8656 kernel/trace/trace.c, line 8684 kernel/trace/trace.c, line 8690 kernel/trace/trace.h, line 869 kernel/trace/trace_events.c, line 2091 kernel/trace/trace_events.c, line 2382 kernel/trace/trace_events.c, line 2405 kernel/trace/trace_events.c, line 2430 kernel/trace/trace_kprobe.c, line 107 kernel/trace/trace_kprobe.c, line 500 kernel/trace/trace_printk.c, line 90