On Fri, Apr 17, 2020 at 04:29:34PM -0600, Jim Fehlig wrote: > Hi All, > > Note: This series is based on Marek's patches adding support for e820_host > > https://www.redhat.com/archives/libvir-list/2020-April/msg00633.html > > which I've ACK'ed, but am waiting to commit until this related setting is > hashed out. > > This series adds support for Xen's xl.cfg(5) 'passthrough' setting. > Starting with xen 4.13 this setting must be enabled in order to assign > PCI passthrough devices to a guest. libxl will enable it automatically > if the guest config has PCI devices at creation time, but otherwise > 'passthrough' must be enabled to hotplug PCI devices. > > The passthrough setting is mapped to a xen hypervisor feature of the > same name. Xen hypervisor features were recently added by the series > mentioned above. I'm wondering how does it relate to other drivers/hypervisors. Is there any other that requires some option to be enabled to enable PCI hot plugging? If yes, I'd try to model this one similar to existing cases. Otherwise modeling it as a Xen feature would make sense. -- Best Regards, Marek Marczykowski-Górecki Invisible Things Lab A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing?
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