diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/mm/numa.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index fbeaaf416610..cdc00543d375 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -430,8 +430,9 @@ static int __init numa_alloc_distance(void) * calls are ignored until the distance table is reset with * numa_reset_distance(). * - * If @from or @to is higher than the highest known node at the time of - * table creation or @distance doesn't make sense, the call is ignored. + * If @from or @to is higher than the highest known node or lower than zero + * at the time of table creation or @distance doesn't make sense, the call + * is ignored. * This is to allow simplification of specific NUMA config implementations. */ void __init numa_set_distance(int from, int to, int distance) @@ -439,8 +440,9 @@ void __init numa_set_distance(int from, int to, int distance) if (!numa_distance && numa_alloc_distance() < 0) return; - if (from >= numa_distance_cnt || to >= numa_distance_cnt) { - printk_once(KERN_DEBUG "NUMA: Debug: distance out of bound, from=%d to=%d distance=%d\n", + if (from >= numa_distance_cnt || to >= numa_distance_cnt || + from < 0 || to < 0) { + pr_warn_once("NUMA: Warning: node ids are out of bound, from=%d to=%d distance=%d\n", from, to, distance); return; } |
