On Fri, Feb 07, 2020 at 12:45:20AM +0100, Paolo Bonzini wrote: > On 07/02/20 00:17, Alexey Kardashevskiy wrote: > > This is a lot and what is exactly the benefit? My alternative does not > > need drivers at all. > > Anything you put in the host is potential attack surface.
Ok, it is attack surface you're concerned about. That wasn't totally
clear before this point.
> Plus, you're
> not doing a different thing than anyone else and as you've found out it
> may be easy for block device but not for everything else.
Uh.. was that supposed to be "we *are* doing a different thing than
anyone else"?
> Every platform that QEMU supports is just using a firmware to do
> firmware things; it can be U-Boot, EDK-2, SLOF, SeaBIOS, qboot, with
> varying level of complexity. Some are doing -kernel in QEMU rather than
> firmware, but that's where things end.
Well, yeah, but AIUI those platforms actually have a defined hardware
environment on which the firmware is running. For PAPR we don't, we
*only* have a specification for the "hardware"+"firmware" environment
as seen by the OS together.
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
signature.asc
Description: PGP signature
