On Thu, 2016-09-22 at 13:27 +0200, Cédric Le Goater wrote:

> > TCG migration succeeds and proceeds ahead. But fails somewhere
> > ahead in
> > powerpc exception handler:
> > 
> > [qemu]$ ./ppc64-softmmu/qemu-system-ppc64  -machine pseries-
> > 2.6,usb=off -vga none -nographic -m 2G   ../../imgs/guest.disk
> > -monitor pty --incoming tcp:localhost:4444 
> > char device redirected to /dev/pts/5 (label compat_monitor0)
> > ppc_kvm_enabled: is kvm enabled 0
> > get_insns_equal: 
> > Did not match, ignore 9223477658187168481 != 9223477658187151905
> > ppc_kvm_enabled: is kvm enabled 0
> > get_insns_equal: 
> > Did not match, ignore 331702 != 69558
> > Cannot open font file True
> > Cannot open font file True
> > qemu: fatal: Trying to deliver HV exception 4 with no HV support
> 
> hmm, this is because we added MSR_HVB in msr_mask AFAICT. we should
> have a similar vmstate op for it I think

We also need to be careful about now allowing KVM migration to/from
wildly different CPU generations, or is that handled elsewhere ? (PVR
match ?)

> C. 
> 
> > 
> > 
> > NIP c0000000000795c8   LR d00000000074407c CTR c000000000079544 XER
> > 0000000000000000 CPU#0
> > MSR 8000000000009032 HID0 0000000000000000  HF 8000000000000030
> > iidx 1 didx 1
> > TB 00000007 32202510341 DECR 00596259
> > 
> > Regards,
> > Nikunj
> > 

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