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Re: [XEN PATCH v12 1/7] xen/pci: Add hypercall to support reset of pcidev
- To: Roger Pau Monné <roger.pau@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Wed, 31 Jul 2024 17:58:54 +0200
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- Cc: xen-devel@xxxxxxxxxxxxxxxxxxxx, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, George Dunlap <gwd@xxxxxxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Anthony PERARD <anthony@xxxxxxxxxxxxxx>, Juergen Gross <jgross@xxxxxxxx>, "Daniel P . Smith" <dpsmith@xxxxxxxxxxxxxxxxxxxx>, Stewart Hildebrand <Stewart.Hildebrand@xxxxxxx>, Huang Rui <ray.huang@xxxxxxx>, Jiqian Chen <Jiqian.Chen@xxxxxxx>
- Delivery-date: Wed, 31 Jul 2024 15:59:00 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 31.07.2024 17:55, Roger Pau Monné wrote:
> On Mon, Jul 08, 2024 at 07:41:18PM +0800, Jiqian Chen wrote:
>> --- a/xen/drivers/vpci/vpci.c
>> +++ b/xen/drivers/vpci/vpci.c
>> @@ -172,6 +172,16 @@ int vpci_assign_device(struct pci_dev *pdev)
>>
>> return rc;
>> }
>> +
>> +int vpci_reset_device_state(struct pci_dev *pdev,
>> + uint32_t reset_type)
>
> There's probably no use in passing reset_type to
> vpci_reset_device_state() if it's ignored?
I consider this forward-looking. It seems rather unlikely that in the
longer run the reset type doesn't matter.
Jan
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