On Fri, Jul 29, 2016 at 03:55:42PM +0200, Igor Mammedov wrote:
> commit f6e98444 (apic: Use apic_id as apic's migration instance_id)
> breaks migration when in kernel irqchip is used for 2.6 and older
> machine types.
>
> It applies compat property only for userspace 'apic' type
> instead of applying it to all apic types inherited from
> 'apic-common' type as it was supposed to do.
>
> Fix it by setting compat property 'legacy-instance-id' for
> 'apic-common' type which affects inherited types (i.e. not
> only 'apic' but also 'kvm-apic' types)
>
> Signed-off-by: Igor Mammedov <imamm...@redhat.com>
Reviewed-by: Michael S. Tsirkin <m...@redhat.com>
> ---
> include/hw/i386/pc.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
> index c87c5c1..74c175c 100644
> --- a/include/hw/i386/pc.h
> +++ b/include/hw/i386/pc.h
> @@ -388,7 +388,7 @@ bool e820_get_entry(int, uint32_t, uint64_t *, uint64_t
> *);
> .value = "off",\
> },\
> {\
> - .driver = "apic",\
> + .driver = "apic-common",\
> .property = "legacy-instance-id",\
> .value = "on",\
> },
> --
> 2.7.4
