Commit a92ad11f authored Aug 03, 2020 by Linus Torvalds

Merge tag 'x86-timers-2020-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

Pull x86 timer update from Ingo Molnar:
 "Set the X86_FEATURE_TSC_KNOWN_FREQ flag for Xen guests, to avoid
  recalibration"

* tag 'x86-timers-2020-08-03' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/xen/time: Set the X86_FEATURE_TSC_KNOWN_FREQ flag in xen_tsc_khz()

parents 5183a617 898ec52d

arch/x86/xen/time.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -39,6 +39,7 @@ static unsigned long xen_tsc_khz(void)
		struct pvclock_vcpu_time_info *info =
		&HYPERVISOR_shared_info->vcpu_info[0].time;

		setup_force_cpu_cap(X86_FEATURE_TSC_KNOWN_FREQ);
		return pvclock_tsc_khz(info);
		}

Admin message