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authorRussell King <rmk+kernel@arm.linux.org.uk>2010-07-31 14:19:22 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2010-07-31 14:19:22 +0100
commitf13b1035ce8bbc27d4ce7c281cddd2718f2cf5b0 (patch)
tree44419bd03c33e662302dd003f57d36e133144f91 /arch/x86/kernel/setup_percpu.c
parente910b63d009701ad4ebbeb089aba35707fa5d68e (diff)
parent5da3e714e30d40145f4dd37d79de6bbbcb9e6137 (diff)
Merge branch 'shmobile' into devel
Diffstat (limited to 'arch/x86/kernel/setup_percpu.c')
-rw-r--r--arch/x86/kernel/setup_percpu.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index de3b63ae3da2..a60df9ae6454 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -238,6 +238,15 @@ void __init setup_per_cpu_areas(void)
#ifdef CONFIG_NUMA
per_cpu(x86_cpu_to_node_map, cpu) =
early_per_cpu_map(x86_cpu_to_node_map, cpu);
+ /*
+ * Ensure that 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
/*
@@ -257,14 +266,6 @@ 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 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();