Re: [RFC PATCH v2 4/4] vfio/pci: Enable AtomicOps completers on root ports

[Robin Voetter]

On 5/27/23 01:15, Alex Williamson wrote:
> Dynamically enable Atomic Ops completer support around realize/exit of
> vfio-pci devices reporting host support for these accesses and adhering
> to a minimal configuration standard.  While the Atomic Ops completer
> bits in the root port device capabilities2 register are read-only, the
> PCIe spec does allow RO bits to change to reflect hardware state.  We
> take advantage of that here around the realize and exit functions of
> the vfio-pci device.
> 
> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Reviewed-by: Robin Voetter <robin@streamhpc.com>
Tested-by: Robin Voetter <robin@streamhpc.com>

Kind regards,

Robin Voetter