[Bug 196409] kvm_amd nested pagetable gpu passthrough performance oddities

bugzilla-daemon
2017-09-24T12:28:34Z

--- Comment #29 from Dennis (dennis@gaebler.tech) ---
(In reply to sddearjack from comment #28)
> Main concern is it software or hardware side. Some sources tell that Nested
> page tables performance(AMD) is 10 years old *bug. So they are unable to fix
> it, someone is being paid by someone not to look in this problem, not a
> major problem for consumer market?

Since there doesn't seem to a problem in Xen or ESXi, doesn't that point to a
software problem?