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Re: [PATCH v3 03/11] vpci/header: Emulate legacy capability list for dom0
- To: Jan Beulich <jbeulich@xxxxxxxx>
- From: "Chen, Jiqian" <Jiqian.Chen@xxxxxxx>
- Date: Wed, 23 Apr 2025 03:31:16 +0000
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- Cc: Roger Pau Monné <roger.pau@xxxxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, "Huang, Ray" <Ray.Huang@xxxxxxx>, "Chen, Jiqian" <Jiqian.Chen@xxxxxxx>
- Delivery-date: Wed, 23 Apr 2025 03:31:29 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
- Thread-index: AQHbsoVY0As/JNC0IkWc2g8aH+9wh7Ov2pQAgAFGpwA=
- Thread-topic: [PATCH v3 03/11] vpci/header: Emulate legacy capability list for dom0
On 2025/4/23 00:01, Jan Beulich wrote:
> On 21.04.2025 08:18, Jiqian Chen wrote:
>> @@ -759,10 +759,11 @@ static int vpci_init_capability_list(struct pci_dev
>> *pdev)
>> PCI_CAP_ID_MSI,
>> PCI_CAP_ID_MSIX,
>> };
>> + const unsigned int *caps = is_hwdom ? NULL : supported_caps;
>> + const unsigned int n = is_hwdom ? 0 : ARRAY_SIZE(supported_caps);
>>
>> next = pci_find_next_cap_ttl(pdev->sbdf, PCI_CAPABILITY_LIST,
>> - supported_caps,
>> - ARRAY_SIZE(supported_caps), &ttl);
>> + caps, n, &ttl);
>
> As per the v3 adjustment to patch 02, you can pass supported_caps here in
> all cases. Only n needs to be zero for the hwdom case.
Oh, right. I will change in next version.
>
> Jan
--
Best regards,
Jiqian Chen.
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