Re: [PATCH v2 02/11] vpci: Add hooks for PCI device assign/de-assign

[Michal Orzel <michal.orzel@xxxxxxx>]

On 23.09.2021 14:54, Oleksandr Andrushchenko wrote:
> From: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
> 
> When a PCI device gets assigned/de-assigned some work on vPCI side needs
> to be done for that device. Introduce a pair of hooks so vPCI can handle
> that.
> 
> Please note, that in the current design the error path is handled by
> the toolstack via XEN_DOMCTL_assign_device/XEN_DOMCTL_deassign_device,
> so this is why it is acceptable not to de-assign devices if vPCI's
> assign fails, e.g. the roll back will be handled on deassign_device when
> it is called by the toolstack.
> 
> Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@xxxxxxxx>
> 
> ---
> Since v1:
>  - constify struct pci_dev where possible
>  - do not open code is_system_domain()
>  - extended the commit message
> ---
Reviewed-by: Michal Orzel <michal.orzel@xxxxxxx>