The function returns true/false depending on distance
configuration being present in the domain XML.
Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
---
src/conf/numa_conf.c | 21 +++++++++++++++++++++
src/conf/numa_conf.h | 4 ++++
src/libvirt_private.syms | 1 +
3 files changed, 26 insertions(+)
diff --git a/src/conf/numa_conf.c b/src/conf/numa_conf.c
index c2f0d1ca8..8fc3b0a19 100644
--- a/src/conf/numa_conf.c
+++ b/src/conf/numa_conf.c
@@ -1137,6 +1137,27 @@ virDomainNumaSetNodeCount(virDomainNumaPtr numa, size_t nmem_nodes)
return numa->nmem_nodes;
}
+
+bool
+virDomainNumaNodeDistanceIsUsingDefaults(virDomainNumaPtr numa,
+ size_t node,
+ size_t sibling)
+{
+ if (node >= numa->nmem_nodes ||
+ sibling >= numa->nmem_nodes)
+ return false;
+
+ if (!numa->mem_nodes[node].distances)
+ return true;
+
+ if (numa->mem_nodes[node].distances[sibling].value == LOCAL_DISTANCE ||
+ numa->mem_nodes[node].distances[sibling].value == REMOTE_DISTANCE)
+ return true;
+
+ return false;
+}
+
+
size_t
virDomainNumaGetNodeDistance(virDomainNumaPtr numa,
size_t node,
diff --git a/src/conf/numa_conf.h b/src/conf/numa_conf.h
index 4655de3aa..7947fdb21 100644
--- a/src/conf/numa_conf.h
+++ b/src/conf/numa_conf.h
@@ -87,6 +87,10 @@ int virDomainNumatuneMaybeGetNodeset(virDomainNumaPtr numatune,
size_t virDomainNumaGetNodeCount(virDomainNumaPtr numa);
+bool virDomainNumaNodeDistanceIsUsingDefaults(virDomainNumaPtr numa,
+ size_t node,
+ size_t sibling)
+ ATTRIBUTE_NONNULL(1);
size_t virDomainNumaGetNodeDistance(virDomainNumaPtr numa,
size_t node,
size_t sibling)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index d3ca6b2ec..2fcf0e731 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -726,6 +726,7 @@ virDomainNumaGetNodeDistance;
virDomainNumaGetNodeMemoryAccessMode;
virDomainNumaGetNodeMemorySize;
virDomainNumaNew;
+virDomainNumaNodeDistanceIsUsingDefaults;
virDomainNumaSetNodeCount;
virDomainNumaSetNodeCpumask;
virDomainNumaSetNodeDistance;
--
2.13.6
--
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