Re: [PATCH v6 11/11] x86/smpboot: reuse timer calibration

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On Thu, Feb 02 2023 at 21:56, Usama Arif wrote:
> From: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>
>
> No point recalibrating for known-constant tsc.
> When tested on a 128 core, 2 socket server, this reduces
> the parallel smpboot time from 100ms to 30ms.

This is completely independent of the parallel bringup, so this should
have a proper SOB and be at the beginning of this series for a long
time.

> Not-signed-off-by: Arjan van de Ven <arjan@xxxxxxxxxxxxxxx>

Thanks,

        tglx



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