5 files changed, 13 insertions, 6 deletions

diff --git a/arch/x86/kernel/genapic_flat_64.c b/arch/x86/kernel/genapic_flat_64.c
index 9446f372a16b..f4a2c1c0a1a4 100644
--- a/arch/x86/kernel/genapic_flat_64.c
+++ b/arch/x86/kernel/genapic_flat_64.c
@@ -197,7 +197,7 @@ struct genapic apic_flat =  {
         .multi_timer_check              = NULL,
         .apicid_to_node                 = NULL,
         .cpu_to_logical_apicid          = NULL,
-        .cpu_present_to_apicid          = NULL,
+        .cpu_present_to_apicid          = default_cpu_present_to_apicid,
         .apicid_to_cpu_present          = NULL,
         .setup_portio_remap             = NULL,
         .check_phys_apicid_present      = NULL,
@@ -341,7 +341,7 @@ struct genapic apic_physflat =  {
         .multi_timer_check              = NULL,
         .apicid_to_node                 = NULL,
         .cpu_to_logical_apicid          = NULL,
-        .cpu_present_to_apicid          = NULL,
+        .cpu_present_to_apicid          = default_cpu_present_to_apicid,
         .apicid_to_cpu_present          = NULL,
         .setup_portio_remap             = NULL,
         .check_phys_apicid_present      = NULL,
diff --git a/arch/x86/kernel/genx2apic_cluster.c b/arch/x86/kernel/genx2apic_cluster.c
index 2eeca6e744af..710d612a9641 100644
--- a/arch/x86/kernel/genx2apic_cluster.c
+++ b/arch/x86/kernel/genx2apic_cluster.c
@@ -199,7 +199,7 @@ struct genapic apic_x2apic_cluster = {
         .multi_timer_check              = NULL,
         .apicid_to_node                 = NULL,
         .cpu_to_logical_apicid          = NULL,
-        .cpu_present_to_apicid          = NULL,
+        .cpu_present_to_apicid          = default_cpu_present_to_apicid,
         .apicid_to_cpu_present          = NULL,
         .setup_portio_remap             = NULL,
         .check_phys_apicid_present      = NULL,
diff --git a/arch/x86/kernel/genx2apic_phys.c b/arch/x86/kernel/genx2apic_phys.c
index be0ee3e56ef1..49a449178c3b 100644
--- a/arch/x86/kernel/genx2apic_phys.c
+++ b/arch/x86/kernel/genx2apic_phys.c
@@ -195,7 +195,7 @@ struct genapic apic_x2apic_phys = {
         .multi_timer_check              = NULL,
         .apicid_to_node                 = NULL,
         .cpu_to_logical_apicid          = NULL,
-        .cpu_present_to_apicid          = NULL,
+        .cpu_present_to_apicid          = default_cpu_present_to_apicid,
         .apicid_to_cpu_present          = NULL,
         .setup_portio_remap             = NULL,
         .check_phys_apicid_present      = NULL,
diff --git a/arch/x86/kernel/genx2apic_uv_x.c b/arch/x86/kernel/genx2apic_uv_x.c
index 68b423f3da99..a08a63591864 100644
--- a/arch/x86/kernel/genx2apic_uv_x.c
+++ b/arch/x86/kernel/genx2apic_uv_x.c
@@ -260,7 +260,7 @@ struct genapic apic_x2apic_uv_x = {
         .multi_timer_check              = NULL,
         .apicid_to_node                 = NULL,
         .cpu_to_logical_apicid          = NULL,
-        .cpu_present_to_apicid          = NULL,
+        .cpu_present_to_apicid          = default_cpu_present_to_apicid,
         .apicid_to_cpu_present          = NULL,
         .setup_portio_remap             = NULL,
         .check_phys_apicid_present      = NULL,
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 1dd4cecd4bc0..812bf39de355 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -903,9 +903,16 @@ do_rest:
         return boot_error;
 }
 
+#ifdef CONFIG_X86_64
+int default_cpu_present_to_apicid(int mps_cpu)
+{
+        return __default_cpu_present_to_apicid(mps_cpu);
+}
+#endif
+
 int __cpuinit native_cpu_up(unsigned int cpu)
 {
-        int apicid = cpu_present_to_apicid(cpu);
+        int apicid = apic->cpu_present_to_apicid(cpu);
         unsigned long flags;
         int err;