[libvirt] [PATCH 2/5] numa: Introduce virDomainNumaNodeDistanceSpecified

The function returns true/false depending on distance configuration being present in the domain XML. Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/conf/numa_conf.c | 13 +++++++++++++ src/conf/numa_conf.h | 4 ++++ src/libvirt_private.syms | 1 + 3 files changed, 18 insertions(+) diff --git a/src/conf/numa_conf.c b/src/conf/numa_conf.c index 5f0b3f9ed..6a42777e2 100644 --- a/src/conf/numa_conf.c +++ b/src/conf/numa_conf.c @@ -1137,6 +1137,19 @@ virDomainNumaSetNodeCount(virDomainNumaPtr numa, size_t nmem_nodes) return numa->nmem_nodes; } +bool +virDomainNumaNodeDistanceSpecified(virDomainNumaPtr numa, + size_t node, + size_t sibling) +{ + return node < numa->nmem_nodes && + sibling < numa->nmem_nodes && + numa->mem_nodes[node].distances && + numa->mem_nodes[node].distances[sibling].value != LOCAL_DISTANCE && + numa->mem_nodes[node].distances[sibling].value != REMOTE_DISTANCE; +} + + size_t virDomainNumaGetNodeDistance(virDomainNumaPtr numa, size_t node, diff --git a/src/conf/numa_conf.h b/src/conf/numa_conf.h index 4655de3aa..1d2e605b6 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 virDomainNumaNodeDistanceSpecified(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 5a4d50471..779bab7a3 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -725,6 +725,7 @@ virDomainNumaGetNodeDistance; virDomainNumaGetNodeMemoryAccessMode; virDomainNumaGetNodeMemorySize; virDomainNumaNew; +virDomainNumaNodeDistanceSpecified; virDomainNumaSetNodeCount; virDomainNumaSetNodeCpumask; virDomainNumaSetNodeDistance; -- 2.13.6