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-rw-r--r--arch/ia64/kernel/setup.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index 9e392a30d19..777c8d8bd5e 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -528,10 +528,6 @@ setup_arch (char **cmdline_p)
#ifdef CONFIG_SMP
cpu_physical_id(0) = hard_smp_processor_id();
-
- cpu_set(0, cpu_sibling_map[0]);
- cpu_set(0, cpu_core_map[0]);
-
check_for_logical_procs();
if (smp_num_cpucores > 1)
printk(KERN_INFO
@@ -873,6 +869,14 @@ cpu_init (void)
void *cpu_data;
cpu_data = per_cpu_init();
+ /*
+ * insert boot cpu into sibling and core mapes
+ * (must be done after per_cpu area is setup)
+ */
+ if (smp_processor_id() == 0) {
+ cpu_set(0, per_cpu(cpu_sibling_map, 0));
+ cpu_set(0, cpu_core_map[0]);
+ }
/*
* We set ar.k3 so that assembly code in MCA handler can compute