cpufreq_scale
loops_per_jiffy = cpufreq_scale(global_l_p_j_ref,
lpj = cpufreq_scale(per_cpu(l_p_j_ref, first),
loops_per_jiffy = cpufreq_scale(loops_per_jiffy, rate, ck_dpll1.rate);
rate = cpufreq_scale(mips_hpt_frequency, mips_ref_freq,
loops_per_jiffy = cpufreq_scale(glb_lpj_ref,
lpj = cpufreq_scale(per_cpu(pcp_lpj_ref, cpu),
cpufreq_scale(ft->clock_tick_ref, ft->ref_freq,
cpufreq_scale(loops_per_jiffy_ref, ref_freq, freq->new);
tsc_khz = cpufreq_scale(tsc_khz_ref, ref_freq, freq->new);
cpu_data(0).loops_per_jiffy = cpufreq_scale(cpu_data(0).loops_per_jiffy,
loops_per_jiffy = cpufreq_scale(l_p_j_ref, l_p_j_ref_freq,
cpufreq_scale(2000000UL, fsb, latency);