arch/x86/kernel/tsc.c:659: warning: No description found for return value of 'native_calibrate_tsc'
arch/x86/kernel/tsc.c:906: warning: No description found for return value of 'native_calibrate_cpu_early'
arch/x86/kernel/tsc.c:924: warning: No description found for return value of 'native_calibrate_cpu'
arch/x86/kernel/tsc.c:659: warning: No description found for return value of 'native_calibrate_tsc'
arch/x86/kernel/tsc.c:906: warning: No description found for return value of 'native_calibrate_cpu_early'
arch/x86/kernel/tsc.c:924: warning: No description found for return value of 'native_calibrate_cpu'