>> + /*
>> + * If support CONFIG_PCI_DOMAINS_GENERIC, use
>> + * pci_host_assign_domain_nr() to update domain
>> + * number.
>> + */
>> + host->domain = domain;
>> + pci_host_assign_domain_nr(host);
>
> I think it's a bit confusing that there's another "host->domain ="
> assignment buried inside pci_host_assign_domain_nr(), so the first
> assignment is overwritten when CONFIG_PCI_DOMAINS_GENERIC is set.
>
> Can you do something like this instead:
>
> int pci_host_assign_domain_nr(struct pci_host_bridge *host, int domain)
> {
> #ifdef CONFIG_PCI_DOMAINS_GENERIC
> host->domain = pci_assign_domain_nr(host->dev.parent);
> #else
> host->domain = domain;
> #endif
> }
>
> Then the alternatives (CONFIG_PCI_DOMAINS_GENERIC=y and
> CONFIG_PCI_DOMAINS_GENERIC being unset) are close together and right at the
> #ifdef CONFIG_PCI_DOMAINS_GENERIC, so no extra comments are needed.
OK, I would use #ifdef to update pci_host_assign_domain_nr(), and I would drop the
last patch [PATCH v9 30/30] PCI: Clean up CONFIG_PCI_DOMAINS_GENERIC.
Thanks!
Yijing.
>
> Bjorn
>
> .
>
--
Thanks!
Yijing
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