diff options
Diffstat (limited to 'drivers/base/arch_numa.c')
| -rw-r--r-- | drivers/base/arch_numa.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/base/arch_numa.c b/drivers/base/arch_numa.c index e18701676426..c99f2ab105e5 100644 --- a/drivers/base/arch_numa.c +++ b/drivers/base/arch_numa.c @@ -208,6 +208,10 @@ static int __init numa_register_nodes(void) { int nid; + /* Check the validity of the memblock/node mapping */ + if (!memblock_validate_numa_coverage(0)) + return -EINVAL; + /* Finally register nodes. */ for_each_node_mask(nid, numa_nodes_parsed) { unsigned long start_pfn, end_pfn; |