pv_tsc_khz 29 arch/x86/kernel/pvclock.c u64 pv_tsc_khz = 1000000ULL << 32; pv_tsc_khz 31 arch/x86/kernel/pvclock.c do_div(pv_tsc_khz, src->tsc_to_system_mul); pv_tsc_khz 33 arch/x86/kernel/pvclock.c pv_tsc_khz <<= -src->tsc_shift; pv_tsc_khz 35 arch/x86/kernel/pvclock.c pv_tsc_khz >>= src->tsc_shift; pv_tsc_khz 36 arch/x86/kernel/pvclock.c return pv_tsc_khz;