[vfio-users] Z170X IOMMU Groups

Sat Sep 17 00:39:43 UTC 2016

On Fri, Sep 16, 2016 at 6:30 PM, Nick Sarnie <commendsarnex at gmail.com>
wrote:

> Hi,
>
> I was wondering if we could split group 7 any more. CPU is the 6700k. I'd
> like to be able to pass through the USB controller without the ACS patch.
>

Run a newer kernel, Intel botched ACS in Skylake:

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/drivers/pci/quirks.c?id=1bf2bf229b64540f91ac6fa3af37c81249037a0b

PCH PCIe root ports have isolation starting in v4.7.
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