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Message-ID: <87zfutgmxf.ffs@tglx>
Date: Wed, 20 Mar 2024 12:30:52 +0100
From: Thomas Gleixner <tglx@...utronix.de>
To: lakshmi.sowjanya.d@...el.com, jstultz@...gle.com, giometti@...eenne.com,
 corbet@....net, linux-kernel@...r.kernel.org
Cc: x86@...nel.org, netdev@...r.kernel.org, linux-doc@...r.kernel.org,
 intel-wired-lan@...ts.osuosl.org, andriy.shevchenko@...ux.intel.com,
 eddie.dong@...el.com, christopher.s.hall@...el.com,
 jesse.brandeburg@...el.com, davem@...emloft.net,
 alexandre.torgue@...s.st.com, joabreu@...opsys.com,
 mcoquelin.stm32@...il.com, perex@...ex.cz, linux-sound@...r.kernel.org,
 anthony.l.nguyen@...el.com, peter.hilber@...nsynergy.com,
 pandith.n@...el.com, mallikarjunappa.sangannavar@...el.com,
 subramanian.mohan@...el.com, basavaraj.goudar@...el.com,
 thejesh.reddy.t.r@...el.com, lakshmi.sowjanya.d@...el.com
Subject: Re: [PATCH v5 01/11] x86/tsc: Add base clock properties in
 clocksource structure

On Wed, Mar 20 2024 at 12:23, Thomas Gleixner wrote:

> On Tue, Mar 19 2024 at 18:35, lakshmi.sowjanya.d@...el.com wrote:
>> From: Lakshmi Sowjanya D <lakshmi.sowjanya.d@...el.com>
>>
>> Add base clock hardware abstraction in clocksource structure.
>>
>> Add clocksource ID for x86 ART(Always Running Timer).
>
> This change log tells the WHAT but not the WHY. You have to add context
> and explanation WHY this change is required and why it makes sense.
>
> Also I think this should be ordered differently:
>
>   1) Add the clocksource_base struct and provide the infrastructure in
>      get_device_system_crosststamp()
>
>   2) Make TSC/ART use it

    2a) Remove the art to tsc conversion in drivers
    2b) Remove art to tsc

>   3) Add the realtime muck
>
> Thanks,
>
>         tglx

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