x86: don't call MP_processor_info for disabled cpu

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 4 insertions, 0 deletions

diff --git a/arch/x86/kernel/mpparse_32.c b/arch/x86/kernel/mpparse_32.c
index 4cc325edc70d..c487bc99d7a3 100644
--- a/arch/x86/kernel/mpparse_32.c
+++ b/arch/x86/kernel/mpparse_32.c
@@ -895,6 +895,10 @@ void __cpuinit mp_register_lapic (u8 id, u8 enabled)
                         id, MAX_APICS);
                 return;
         }
+        if (!enabled) {
+                ++disabled_cpus;
+                return;
+        }
 
         if (id == boot_cpu_physical_apicid)
                 boot_cpu = 1;