Re: [PATCH v7 4/4] vfio: convey kvm that the vfio-pci device is wc safe
From: Ankit Agrawal
Date: Mon Feb 12 2024 - 21:00:02 EST
>> IP requires platform integration to take responsibility to prevent
>> this.
>>
>> To safely use VFIO in KVM the platform must guarantee full safety
>> in the guest where no action taken against a MMIO mapping can
>> trigger an uncontainer failure. We belive that most VFIO PCI
>> platforms support this for both mapping types, at least in common
>> flows, based on some expectations of how PCI IP is integrated. This
>> can be enabled more broadly, for instance into vfio-platform
>> drivers, but only after the platform vendor completes auditing for
>> safety.
>
> I like it, please incorporate into the next version.
Yes, will fix the typos and add it.