Re: [PATCH v6 1/4] PCI: Introduce pci_dev_for_each_resource()

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On Thu, Mar 23, 2023 at 10:02:38AM -0500, Bjorn Helgaas wrote:
> On Thu, Mar 23, 2023 at 04:30:01PM +0200, Andy Shevchenko wrote:


> I poked around looking for similar patterns elsewhere with:
>   git grep "#define.*for_each_.*_p("
>   git grep "#define.*for_each_.*_idx("
> I didn't find any other "_p" iterators and just a few "_idx" ones, so
> my hope is to follow what little precedent there is, as well as
> converge on the basic "*_for_each_resource()" iterators and remove the
> "_idx()" versions over time by doing things like the
> pci_claim_resource() change.

The p is heavily used in the byte order conversion helpers.

> What do you think?  If it seems like excessive churn, we can do it
> as-is and still try to reduce the use of the index variable over time.

I think _p has a precedent as well. But I can think about it a bit, maybe
we can come up with something smarter.

With Best Regards,
Andy Shevchenko

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