summaryrefslogtreecommitdiffstats
path: root/arch/x86/kernel/setup_percpu.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kernel/setup_percpu.c')
-rw-r--r--arch/x86/kernel/setup_percpu.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 8f0e13be36b..9c3f0823e6a 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -425,6 +425,14 @@ void __init setup_per_cpu_areas(void)
early_per_cpu_ptr(x86_cpu_to_node_map) = NULL;
#endif
+#if defined(CONFIG_X86_64) && defined(CONFIG_NUMA)
+ /*
+ * make sure boot cpu node_number is right, when boot cpu is on the
+ * node that doesn't have mem installed
+ */
+ per_cpu(node_number, boot_cpu_id) = cpu_to_node(boot_cpu_id);
+#endif
+
/* Setup node to cpumask map */
setup_node_to_cpumask_map();