[SRU][Artful][PATCH 0/3] Fixes for LP:1744988

[Seth Forshee]

On Thu, Feb 01, 2018 at 01:59:26PM -0500, Joseph Salisbury wrote:
> BugLink: http://bugs.launchpad.net/bugs/1744988
> 
> == SRU Justification ==
> The bug reporter observeed NTP time drift on two servers running hwe kernels 
> in Xenial. After rebooting the servers to the 4.10 or 4.13 kernels we were 
> seeing a big time offset within minutes after booting. Despite running 
> ntpd, it would not keep up and the offset stayed and kept growing over time.
> 
> This is a regression that did not exist in the 4.4 Xenial kernel.  This regression
> is fixed by three mainline commits, da4ae6c4a, b511203093 and 4b5b2127238. All
> three commits were added to mainline in v4.15-rc9. 
> 
> Bionic already recieved these patches via upstream stable updates.

Bionic is actually lacking "x86/tsc: Print tsc_khz, when it differs from
cpu_khz", however since it only seems to print some information into
dmesg I don't think it's critical that we pick it up.