Re: [Qemu-devel] [PATCH 2/3] pseries: Restore PVR negotiation logic for pre-2.9 machine types

2017-05-18 Thread Greg Kurz
On Thu, 18 May 2017 15:45:21 +1000 David Gibson wrote: > "pseries" guests go through a hypervisor<->guest feature negotiation during > early boot. Part of this is finding a CPU compatibility mode which works > for both. > > In 152ef80 "pseries: Rewrite CAS PVR

[Qemu-devel] [PATCH 2/3] pseries: Restore PVR negotiation logic for pre-2.9 machine types

2017-05-17 Thread David Gibson
"pseries" guests go through a hypervisor<->guest feature negotiation during early boot. Part of this is finding a CPU compatibility mode which works for both. In 152ef80 "pseries: Rewrite CAS PVR compatibility logic" this logic was changed to strongly prefer architecture defined CPU