[PATCH v6 2/4] PCI: Split pci_bus_for_each_resource_p() out of pci_bus_for_each_resource()

[Bjorn Helgaas]

On Mon, Mar 20, 2023 at 03:16:31PM +0200, Andy Shevchenko wrote:
> ...

> -#define pci_bus_for_each_resource(bus, res, i)				\
> -	for (i = 0;							\
> -	    (res = pci_bus_resource_n(bus, i)) || i < PCI_BRIDGE_RESOURCE_NUM; \
> -	     i++)
> +#define __pci_bus_for_each_resource(bus, res, __i, vartype)			\
> +	for (vartype __i = 0;							\
> +	     res = pci_bus_resource_n(bus, __i), __i < PCI_BRIDGE_RESOURCE_NUM;	\
> +	     __i++)
> +
> +#define pci_bus_for_each_resource(bus, res, i)					\
> +	__pci_bus_for_each_resource(bus, res, i, )
> +
> +#define pci_bus_for_each_resource_p(bus, res)					\
> +	__pci_bus_for_each_resource(bus, res, __i, unsigned int)

I like these changes a lot, too!

Same comments about _p vs _idx and __pci_bus_for_each_resource(...,
vartype).

Also would prefer 80 char max instead of 81.