internal patches.
Note that even without SEV, I could get an exact repro by adding
`swiotlb=force` to the
kernel cmd and `iommu_platform=on` to the qemu virtio device.
From: Ashish Kalra
Sent: Friday, December 18, 2020 12:17 AM
To: Radev, Martin
Cc: Konrad Rzeszute
undation.org
; iommu@lists.linux-foundation.org
; Radev, Martin
; Morbitzer, Mathias
; Robert Buhren
; david.kap...@amd.com
Subject: Re: swiotlb/virtio: unchecked device dma address and length
..snip..
>> > > This raises two issues:
>> > > 1) swiotlb_tlb_unmap_single fa
