This patch fix this condition:
-vm has the "auto" placement in vcpu
-hot-plug memory with source node "1-3" through attach-device command
-migrate the vm to a host with only 2 numa node
And the migration will fail with error:
"error: unsupported configuration: NUMA node 2 is unavailable"
Signed-off-by: Yi Wang <wang.yi59@xxxxxxxxxx>
Signed-off-by: Xi Xu <xu.xi8@xxxxxxxxxx>
---
src/qemu/qemu_process.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index 7b708be..dcc564c 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -5259,6 +5259,16 @@ qemuProcessPrepareDomain(virConnectPtr conn,
goto cleanup;
}
+ VIR_DEBUG("Updating memory source nodes");
+ for (i = 0; i < vm->def->nmems; i++) {
+ virDomainMemoryDefPtr mem = vm->def->mems[i];
+ if (priv->autoNodeset && mem && mem->sourceNodes) {
+ virBitmapFree(mem->sourceNodes);
+ if (!(mem->sourceNodes = virBitmapNewCopy(priv->autoNodeset)))
+ goto cleanup;
+ }
+ }
+
/* Whether we should use virtlogd as stdio handler for character
* devices source backend. */
if (cfg->stdioLogD &&
--
1.8.3.1
--
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