Re: [RFC PATCH 1/9] vfio/pci: introduce mediate ops to intercept vfio-pci ops

Yan Zhao
2019-12-09T03:25:56Z

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
>