[Bug 196409] kvm_amd nested pagetable gpu passthrough performance oddities

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https://bugzilla.kernel.org/show_bug.cgi?id=196409

Michael (michael.osmolski@xxxxxxxxx) changed:

           What    |Removed                     |Added
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                 CC|                            |michael.osmolski@xxxxxxxxx

--- Comment #1 from Michael (michael.osmolski@xxxxxxxxx) ---
I too have this NPT issue with Ryzen 1800x and KVM latest kernel.
It's incredible that no-one has managed to resolve this yet.
GPU performance is absolutely dire with npt=1 and CPU is so bad with npt=0. So
loss/loss situation.

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