On Wed, Jan 20, 2021 at 11:13:28AM -0500, Pavel Tatashin wrote: > On Wed, Jan 20, 2021 at 7:01 AM Wei Liu <[email protected]> wrote: > > > > When Linux runs as the root partition, the setup required for TSC page > > is different. > > Why would we need a TSC page as a clock source for root partition at > all? I think the above can be removed. >
The TSC page is considered superior to MSR-based clock. In the future we may want to switch back to that TSC page instead. I think it provides more context than without. Wei. > Luckily Linux also has access to the MSR based > > clocksource. We can just disable the TSC page clocksource if Linux is > > the root partition. > >
