tsc_start 867 arch/x86/kernel/apic/apic.c u64 tsc_perj = 0, tsc_start = 0; tsc_start 916 arch/x86/kernel/apic/apic.c tsc_start = rdtsc(); tsc_start 931 arch/x86/kernel/apic/apic.c if ((tsc_now - tsc_start) >= tsc_perj) { tsc_start 932 arch/x86/kernel/apic/apic.c tsc_start += tsc_perj; tsc_start 1292 arch/x86/kernel/tsc.c static u64 tsc_start = ULLONG_MAX, ref_start; tsc_start 1307 arch/x86/kernel/tsc.c if (tsc_start == ULLONG_MAX) { tsc_start 1314 arch/x86/kernel/tsc.c tsc_start = tsc_read_refs(&ref_start, hpet); tsc_start 1329 arch/x86/kernel/tsc.c delta = tsc_stop - tsc_start;