Re: [PATCH v4 0/9] iommu: Bounce page for untrusted devices

Mika Westerberg
2019-06-12T06:22:35Z

On Wed, Jun 12, 2019 at 11:00:06AM +0800, Lu Baolu wrote:
> > What kind of devices did you test it with?
>
> Most test work was done by Xu Pengfei (cc'ed). He has run the code
> on real platforms with various thunderbolt peripherals (usb, disk,
> network, etc.).

In addtition to that we are also in works to build a real thunderclap
platform to verify it can only access the bounce buffer if the DMA
transfer was to a memory not filling the whole page.