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Date: Tue, 13 Feb 2024 01:59:45 +0000
From: Ankit Agrawal <ankita@...dia.com>
To: Alex Williamson <alex.williamson@...hat.com>, Jason Gunthorpe
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Subject: Re: [PATCH v7 4/4] vfio: convey kvm that the vfio-pci device is wc
safe
>> 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.
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