Commits
Merge branch 'x86-hyperv-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull x86 hyperv updates from Ingo Molnar: "Avoid boot time TSC calibration on Hyper-V hosts, to improve calibration robustness. (Vitaly Kuznetsov)" * 'x86-hyperv-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/hyperv: Read TSC frequency from a synthetic MSR x86/hyperv: Check frequency MSRs presence according to the specification