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Re: [PATCH 02/19] x86: Add missing pci_dev forward declaration in asm/pci.h
- To: Alejandro Vallejo <agarciav@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Mon, 2 Jun 2025 16:19:08 +0200
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- Cc: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, "Daniel P. Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Mon, 02 Jun 2025 14:19:20 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 02.06.2025 16:01, Alejandro Vallejo wrote:
> On Mon Jun 2, 2025 at 9:48 AM CEST, Jan Beulich wrote:
>> On 30.05.2025 14:02, Alejandro Vallejo wrote:
>>> --- a/xen/arch/x86/include/asm/pci.h
>>> +++ b/xen/arch/x86/include/asm/pci.h
>>> @@ -13,6 +13,8 @@
>>> || (id) == 0x01128086 || (id) == 0x01228086 \
>>> || (id) == 0x010A8086 )
>>>
>>> +struct pci_dev;
>>> +
>>> struct arch_pci_dev {
>>> vmask_t used_vectors;
>>> /*
>>
>> Would it perhaps be better to put this ahead of xen/pci.h's #include, thus
>> helping all architectures?
>
> You mean include asm/pci.h from xen/pci.h ? Seeing how arch_pci_dev is here it
> must already be transitively included. I could replace all asm/pci.h with xen/
> pci.h instead, but this seems strictly better so you can include asm/pci.h
> when
> that's all you need.
Hmm, I didn't take into account that asm/pci.h is indeed being included all on
its own in a few places. IOW your patch is fine by me as-is.
Jan
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