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authorGreg Kurz <gkurz@linux.vnet.ibm.com>2016-02-23 17:47:59 +0100
committerDavid Gibson <david@gibson.dropbear.id.au>2016-02-28 16:19:02 +1100
commitcba0e7796be18f61f43e60bff6bff986851e359a (patch)
tree00c81f9f62b8bb5f245a35f2d0eba87e8fff22a5 /hw
parentce266b75febdeee5b91ab630a7158ddff3e002fb (diff)
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spapr: disable vmdesc submission for old machines
Since QEMU 2.3, we have a vmdesc section in the migration stream. This section is not mandatory but when migrating a pseries-2.2 machine from QEMU 2.2, you get a warning at the destination: qemu-system-ppc64: Expected vmdescription section, but got 0 The warning goes away if we decide to skip vmdesc as well for older pseries, like it is already done for pc's. This can only be observed with -cpu POWER7 because POWER8 cannot migrate from QEMU 2.2 to 2.3 (insns_flags2 mismatch). Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw')
-rw-r--r--hw/ppc/spapr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index c119f55..3b4a557 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2452,6 +2452,7 @@ DEFINE_SPAPR_MACHINE(2_3, "2.3", false);
static void spapr_machine_2_2_instance_options(MachineState *machine)
{
spapr_machine_2_3_instance_options(machine);
+ machine->suppress_vmdesc = true;
}
static void spapr_machine_2_2_class_options(MachineClass *mc)