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| author | Hu Tao <hutao@cn.fujitsu.com> | 2014-08-04 16:16:08 +0800 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2014-08-14 13:20:59 +0200 |
| commit | cfe0ffd0272f1a6d34d27ac1a7072d1c42d33ad3 (patch) | |
| tree | e35f66cd666f7a96f07367a106a3f36d84843261 /hw/mem/pc-dimm.c | |
| parent | 41d2f71376fe401a1fdb7deda023769207511790 (diff) | |
| download | focaccia-qemu-cfe0ffd0272f1a6d34d27ac1a7072d1c42d33ad3.tar.gz focaccia-qemu-cfe0ffd0272f1a6d34d27ac1a7072d1c42d33ad3.zip | |
pc-dimm: validate node property
If user specifies a node number that exceeds the available numa nodes in emulated system for pc-dimm device, the device will report an invalid _PXM to OSPM. Fix this by checking the node property value. Cc: qemu-stable@nongnu.org Signed-off-by: Hu Tao <hutao@cn.fujitsu.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/mem/pc-dimm.c')
| -rw-r--r-- | hw/mem/pc-dimm.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c index 08f49ed53b..92e276f2f4 100644 --- a/hw/mem/pc-dimm.c +++ b/hw/mem/pc-dimm.c @@ -252,6 +252,11 @@ static void pc_dimm_realize(DeviceState *dev, Error **errp) error_setg(errp, "'" PC_DIMM_MEMDEV_PROP "' property is not set"); return; } + if (dimm->node >= nb_numa_nodes) { + error_setg(errp, "'" PC_DIMM_NODE_PROP + "' exceeds numa node number: %" PRId32, nb_numa_nodes); + return; + } } static MemoryRegion *pc_dimm_get_memory_region(PCDIMMDevice *dimm) |