1 files changed, 2 insertions, 2 deletions

diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c
index b8f3653dddbc..9a7c90d80bc4 100644
--- a/arch/x86/kernel/cpu/intel_cacheinfo.c
+++ b/arch/x86/kernel/cpu/intel_cacheinfo.c
@@ -615,14 +615,14 @@ unsigned int __cpuinit init_intel_cacheinfo(struct cpuinfo_x86 *c)
                                         new_l2 = this_leaf.size/1024;
                                         num_threads_sharing = 1 + this_leaf.eax.split.num_threads_sharing;
                                         index_msb = get_count_order(num_threads_sharing);
-                                        l2_id = c->apicid >> index_msb;
+                                        l2_id = c->apicid & ~((1 << index_msb) - 1);
                                         break;
                                 case 3:
                                         new_l3 = this_leaf.size/1024;
                                         num_threads_sharing = 1 + this_leaf.eax.split.num_threads_sharing;
                                         index_msb = get_count_order(
                                                         num_threads_sharing);
-                                        l3_id = c->apicid >> index_msb;
+                                        l3_id = c->apicid & ~((1 << index_msb) - 1);
                                         break;
                                 default:
                                         break;