Sorry about that. I'll pay attention to them next time and thank you for pointing them out :) On Sat, Dec 07, 2019 at 07:13:30AM +0800, Eric Blake wrote:
On 12/4/19 9:25 PM, Yan Zhao wrote:
when vfio-pci is bound to a physical device, almost all the hardware resources are passthroughed.
The intent is obvious, but it sounds awkward to a native speaker. s/passthroughed/passed through/
Sometimes, vendor driver of this physcial device may want to mediate some
physical
hardware resource access for a short period of time, e.g. dirty page tracking during live migration.
Here we introduce mediate ops in vfio-pci for this purpose.
Vendor driver can register a mediate ops to vfio-pci. But rather than directly bind to the passthroughed device, the
passed-through
-- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3226 Virtualization: qemu.org | libvirt.org