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-rw-r--r--numa.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/numa.c b/numa.c
index c254127504..2fde7409bf 100644
--- a/numa.c
+++ b/numa.c
@@ -160,9 +160,24 @@ error:
void set_numa_nodes(void)
{
+ int i;
+
+ assert(max_numa_nodeid <= MAX_NODES);
+
+ /* No support for sparse NUMA node IDs yet: */
+ for (i = max_numa_nodeid - 1; i >= 0; i--) {
+ /* Report large node IDs first, to make mistakes easier to spot */
+ if (!numa_info[i].present) {
+ error_report("numa: Node ID missing: %d", i);
+ exit(1);
+ }
+ }
+
+ /* This must be always true if all nodes are present: */
+ assert(nb_numa_nodes == max_numa_nodeid);
+
if (nb_numa_nodes > 0) {
uint64_t numa_total;
- int i;
if (nb_numa_nodes > MAX_NODES) {
nb_numa_nodes = MAX_NODES;