[PATCH 2/3] nvme: parse dsm command detailly when tracing
Guixin Liu
kanie at linux.alibaba.com
Tue Jan 30 00:35:07 PST 2024
在 2024/1/30 16:05, Chaitanya Kulkarni 写道:
>>> I'm really not sure if we need to decode idw/idr as I've not seen those
>>> fields so far
>>> used by anybody maybe I'm not aware here, but can you please provide a
>>> usecase where
>>> you need these fields to be decoded ?
>>>
>>> -ck
>> Mostly we only use "ad" filed, but sometimes our tester will set idw/idr to
>>
>> see whether any errors have been reported by our target. Well this is a
>>
>> low-persuasive usecase, but I still insist it's better to follow the spec.
>>
>> Best regadrs,
>>
>> Guixin Liu
>>
> But why ? do you have a valid implementation that shows clear benefits
> for idw/idr ? if not I'm not sure why we need to decode these fields,
> unless others think it's a good idea let's not do that.
>
> Following spec only makes sense where there is a valid implementation
> for the fields we are printing and not sure if it applies to idw/idr ...
>
> I'm fine with AD and NR they are useful ...
>
> -ck
Okay, it will be changed in v2.
>
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