[PATCH v4 10/10] powerpc/smp: Implement cpu_to_coregroup_id

[Michael Ellerman]

Srikar Dronamraju <srikar at linux.vnet.ibm.com> writes:
> * Michael Ellerman <mpe at ellerman.id.au> [2020-07-31 18:02:21]:
>
>> Srikar Dronamraju <srikar at linux.vnet.ibm.com> writes:
>> > Lookup the coregroup id from the associativity array.
>
> Thanks Michael for all your comments and inputs.
>
>> It's slightly strange that this is called in patch 9, but only properly
>> implemented here in patch 10.
>> 
>> I'm not saying you have to squash them together, but it would be good if
>> the change log for patch 9 mentioned that a subsequent commit will
>> complete the implementation and how that affects the behaviour.
>
> I probably got influenced by few LKML community members who always add a
> stub and implement the gory details in a subsequent patch. I will surely add
> the change log in patch 9 about the subsequent patches.

That's OK, it's a valid way to do things, and can be good for keeping
the size of individual patches down to make them easier to review.

But yeah a mention in the change log of the preceeding patch is helpful
for anyone looking at that commit on its own in the future.

cheers