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authorBharata B Rao <bharata@linux.vnet.ibm.com>2015-07-17 18:19:40 +0530
committerEduardo Habkost <ehabkost@redhat.com>2015-10-06 16:51:08 -0300
commit32532f215c49f005aaef942adfae34cbcc5fa678 (patch)
treebe92a6b2c012de891a59d580369d7191465c3fc4 /hw
parent5fdb4671b08e0d1631447e81348b2b50a6b85bf7 (diff)
pc-dimm: Fail realization for invalid nodes in non-NUMA config
pc_dimm_realize() validates the NUMA node to which memory hotplug is being performed only in case of NUMA configuration. Include a check to fail for invalid nodes in case of non-NUMA configuration too. Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Diffstat (limited to 'hw')
-rw-r--r--hw/mem/pc-dimm.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index 6cc6ac30e7..506fe0d2a8 100644
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -417,10 +417,11 @@ static void pc_dimm_realize(DeviceState *dev, Error **errp)
error_setg(errp, "'" PC_DIMM_MEMDEV_PROP "' property is not set");
return;
}
- if ((nb_numa_nodes > 0) && (dimm->node >= nb_numa_nodes)) {
+ if (((nb_numa_nodes > 0) && (dimm->node >= nb_numa_nodes)) ||
+ (!nb_numa_nodes && dimm->node)) {
error_setg(errp, "'DIMM property " PC_DIMM_NODE_PROP " has value %"
PRIu32 "' which exceeds the number of numa nodes: %d",
- dimm->node, nb_numa_nodes);
+ dimm->node, nb_numa_nodes ? nb_numa_nodes : 1);
return;
}
}