#ifdef CONFIG_NUMA
per_cpu(x86_cpu_to_node_map, cpu) =
early_per_cpu_map(x86_cpu_to_node_map, cpu);
+ /*
+ * Ensure taht the boot cpu numa_node is correct when the boot
+ * cpu is on a node that doesn't have memory installed.
+ * Also cpu_up() will call cpu_to_node() for APs when
+ * MEMORY_HOTPLUG is defined, before per_cpu(numa_node) is set
+ * up later with c_init aka intel_init/amd_init.
+ * So set them all (boot cpu and all APs).
+ */
+ set_cpu_numa_node(cpu, early_cpu_to_node(cpu));
#endif
#endif
/*
early_per_cpu_ptr(x86_cpu_to_node_map) = NULL;
#endif
-#if defined(CONFIG_X86_64) && defined(CONFIG_NUMA)
- /*
- * make sure boot cpu numa_node is right, when boot cpu is on the
- * node that doesn't have mem installed
- */
- set_cpu_numa_node(boot_cpu_id, early_cpu_to_node(boot_cpu_id));
-#endif
-
/* Setup node to cpumask map */
setup_node_to_cpumask_map();