Re: [RESEND] Fast TSC calibration fails with v3.14-rc1 and later

From: H. Peter Anvin
Date: Wed Mar 12 2014 - 23:42:30 EST


On 03/12/2014 05:54 PM, Thomas Gleixner wrote:
>
> From the timekeeping POV there is absolutely no need to set the wall
> clock time early. The kernel boot phase does not care about wall time
> at all. We should have it done before we hit userspace, but not even
> that is a hard requirement.
>

This is a key observation, I believe.

-hpa

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