qemuDomainVirStorageSourceFindByNodeName: Match also '<dataStore>' sources

As the source for the data file is a completely separate
virStorageSource including it's own index we need to match it
explicitly, so that code such as storage threshold events work properly
and separately for the data file.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Jiri Denemark <jdenemar@redhat.com>

diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
index 150f0736f3f6348556201ceff51d194c0b3f70f1..4499fed6bce365df8861b54b2a905180ebca9af6 100644 (file)
--- a/src/qemu/qemu_domain.c
+++ b/src/qemu/qemu_domain.c
@@ -2921,6 +2921,10 @@ qemuDomainVirStorageSourceFindByNodeName(virStorageSource *top,
     for (tmp = top; virStorageSourceIsBacking(tmp); tmp = tmp->backingStore) {
         if (qemuDomainVirStorageSourceMatchNodename(tmp, nodeName))
             return tmp;
+
+        if (tmp->dataFileStore &&
+            qemuDomainVirStorageSourceMatchNodename(tmp->dataFileStore, nodeName))
+            return tmp->dataFileStore;
     }
 
     return NULL;