diff options
Diffstat (limited to 'arch/x86/xen')
| -rw-r--r-- | arch/x86/xen/smp.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 557b8e24706..539d42530fc 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -148,7 +148,12 @@ void __init xen_smp_prepare_boot_cpu(void) for (cpu = 0; cpu < NR_CPUS; cpu++) { cpus_clear(cpu_sibling_map[cpu]); - cpus_clear(cpu_core_map[cpu]); + /* + * cpu_core_map lives in a per cpu area that is cleared + * when the per cpu array is allocated. + * + * cpus_clear(per_cpu(cpu_core_map, cpu)); + */ } xen_setup_vcpu_info_placement(); @@ -160,7 +165,12 @@ void __init xen_smp_prepare_cpus(unsigned int max_cpus) for (cpu = 0; cpu < NR_CPUS; cpu++) { cpus_clear(cpu_sibling_map[cpu]); - cpus_clear(cpu_core_map[cpu]); + /* + * cpu_core_ map will be zeroed when the per + * cpu area is allocated. + * + * cpus_clear(per_cpu(cpu_core_map, cpu)); + */ } smp_store_cpu_info(0); |