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SubjectRe: [PATCH v17 1/3] proc: add /proc/<pid>/arch_status
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On 25.04.19 12:50, Thomas Gleixner wrote:
> On Thu, 25 Apr 2019, Enrico Weigelt, metux IT consult wrote:
>
>> On 25.04.19 12:42, Li, Aubrey wrote:
>>>
>>> Yep, I'll make it disabled by default and not switchable and let arch select it.
>>>
>>
>> That's not quite what I've suggested. Instead:
>>
>> #1: make the switch depend on the arch's that support it
>
> No. That's what select is for.

Just for clarification: I've proposed the depend, because not only some
archs will support it - and avoid masses of #ifdef's in the code.
Therefore, it can only be enabled, when the archi supports it.

But if you insist in not having it configurable, letting the arch just
select this feature, your approach makes sense.

>> #2: still leave it selectable to the user, so somebody who doesn't need
>> it, can just disable it.
>
> Well, the number of knobs is exploding over time and the number of people
> actually tweaking them is close to 0. So no, we don't want to have the
> extra tunable for everything and the world.

The great configurability often is one of the major arguments for using
Linux in the first place.

Would you propose killing all the CONFIG_EMBEDDED/CONFIG_EXPERT
related knobs ?


--mtx

--
Enrico Weigelt, metux IT consult
Free software and Linux embedded engineering
info@metux.net -- +49-151-27565287

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