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-rw-r--r--arch/x86/kernel/smpboot_64.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/arch/x86/kernel/smpboot_64.c b/arch/x86/kernel/smpboot_64.c
index 50e207a8261..a2076b5f12a 100644
--- a/arch/x86/kernel/smpboot_64.c
+++ b/arch/x86/kernel/smpboot_64.c
@@ -852,23 +852,25 @@ static int __init smp_sanity_check(unsigned max_cpus)
}
/*
- * Copy apicid's found by MP_processor_info from initial array to the per cpu
- * data area. The x86_cpu_to_apicid_init array is then expendable and the
- * x86_cpu_to_apicid_ptr is zeroed indicating that the static array is no
- * longer available.
+ * Copy data used in early init routines from the initial arrays to the
+ * per cpu data areas. These arrays then become expendable and the
+ * *_ptrs are zeroed indicating that the static arrays are gone.
*/
void __init smp_set_apicids(void)
{
int cpu;
- for_each_cpu_mask(cpu, cpu_possible_map) {
+ for_each_possible_cpu(cpu) {
if (per_cpu_offset(cpu))
per_cpu(x86_cpu_to_apicid, cpu) =
x86_cpu_to_apicid_init[cpu];
+ else
+ printk(KERN_NOTICE "per_cpu_offset zero for cpu %d\n",
+ cpu);
}
- /* indicate the static array will be going away soon */
- x86_cpu_to_apicid_ptr = NULL;
+ /* indicate the early static arrays are gone */
+ x86_cpu_to_apicid_early_ptr = NULL;
}
static void __init smp_cpu_index_default(void)