[Intrepid] SRU Include backport of vmware stable TSC patchset
Stefan Bader
stefan.bader at canonical.com
Mon Jan 26 20:01:14 UTC 2009
Stefan Bader wrote:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/319945
>
> SRU justification:
>
> Impact: Timekeeping relies on TSC which is always stable in the
> virtualized vmware environment. But the code to detect TSC as a stable
> clocksource fails. Together with the possibility of the acpi_pm timer to
> wrap around while not scheduled, this can cause several second clocksews.
>
> Fix: This patch series was backported to Intrepid and will get included
> with 2.6.29rc3. The changes do not look like they could cause
> regressions. However they require an ABI bump for adding elements to
> per_cpu__cpu_info and boot_cpu_data.
>
> Stefan
>
> Tim, I already took the liberty of adding your ack based on your
> previous comments. The ABI bump would fall together with the 2.6.27.12
> update which also requires one.
>
Applied and pushed
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