CLOCK_SOURCE_MUST_VERIFY 692 arch/x86/kernel/tsc.c CLOCK_SOURCE_MUST_VERIFY, CLOCK_SOURCE_MUST_VERIFY 747 arch/x86/kernel/tsc.c clocksource_tsc.flags &= ~CLOCK_SOURCE_MUST_VERIFY; CLOCK_SOURCE_MUST_VERIFY 168 kernel/time/clocksource.c if (cs->flags & CLOCK_SOURCE_MUST_VERIFY) {