On 10/20/23 14:13, Julien Grall wrote:
> Hi,
>
> On 04/10/2023 15:55, Stewart Hildebrand wrote:
>> From: Rahul Singh <[email protected]>
>>
>> This enables us to use IOMMU + PCI in dom0 without having to specify
>> "pci-passthrough=yes".
>
> IIRC, the goal was to also allow to easily disable PCI passthrough (IOW
> vPCI at boot time). How would you do that now?
Right, a full revert would not allow that. I'll drop this revert/patch.
Instead, allowing the PHYSDEVOP_pci_device_{add,remove} calls and
xen/arch/arm/pci/pci.c:pci_init() to succeed in case of pci-passthrough=no
looks like it'll work.
>
>>
>> This reverts commit 15517ed61f55be6039aedcc99720ee07c772ed44.
>
> Rahul's signed-off-by and yours are missing.
>
> Cheers,
>
> --
> Julien Grall
