Mapping DIMMs non contiguously allows to workaround virtio bug reported
earlier:
http://lists.nongnu.org/archive/html/qemu-devel/2015-08/msg00522.html
In this case guest kernel doesn't allocate buffers that can cross DIMM
boundary keeping each buffer local to a DIMM.
Suggested-by: Michael S. Tsirkin <m...@redhat.com>
Signed-off-by: Bharata B Rao <bhar...@linux.vnet.ibm.com>
---
hw/ppc/spapr.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 2ec509b..a8526e9 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2127,7 +2127,7 @@ static void spapr_memory_plug(HotplugHandler
*hotplug_dev, DeviceState *dev,
goto out;
}
- pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, false,
&local_err);
+ pc_dimm_memory_plug(dev, &ms->hotplug_memory, mr, align, true, &local_err);
if (local_err) {
goto out;
}
--
2.1.0
