4 files changed, 5 insertions, 4 deletions

diff --git a/include/asm-x86/genapic_64.h b/include/asm-x86/genapic_64.h
index 647e4e5c2580..d567abc347a9 100644
--- a/include/asm-x86/genapic_64.h
+++ b/include/asm-x86/genapic_64.h
@@ -27,6 +27,7 @@ struct genapic {
         /* */
         unsigned int (*cpu_mask_to_apicid)(cpumask_t cpumask);
         unsigned int (*phys_pkg_id)(int index_msb);
+        unsigned int (*read_apic_id)(void);
 };
 
 extern struct genapic *genapic;
diff --git a/include/asm-x86/mach-default/mach_apic.h b/include/asm-x86/mach-default/mach_apic.h
index 0b2cde5e1b74..d172c554ab9f 100644
--- a/include/asm-x86/mach-default/mach_apic.h
+++ b/include/asm-x86/mach-default/mach_apic.h
@@ -30,6 +30,7 @@ static inline cpumask_t target_cpus(void)
 #define cpu_mask_to_apicid (genapic->cpu_mask_to_apicid)
 #define phys_pkg_id     (genapic->phys_pkg_id)
 #define vector_allocation_domain    (genapic->vector_allocation_domain)
+#define read_apic_id  (genapic->read_apic_id)
 extern void setup_apic_routing(void);
 #else
 #define INT_DELIVERY_MODE dest_LowestPrio
diff --git a/include/asm-x86/mach-default/mach_apicdef.h b/include/asm-x86/mach-default/mach_apicdef.h
index e4b29ba37de6..453b58a67e29 100644
--- a/include/asm-x86/mach-default/mach_apicdef.h
+++ b/include/asm-x86/mach-default/mach_apicdef.h
@@ -5,8 +5,9 @@
 
 #ifdef CONFIG_X86_64
 #define APIC_ID_MASK            (0xFFu<<24)
-#define GET_APIC_ID(x)          (((x)>>24)&0xFFu)
+#define GET_APIC_ID(x)          (x)
 #define SET_APIC_ID(x)          (((x)<<24))
+#define GET_XAPIC_ID(x)         (((x) >> 24) & 0xFFu)
 #else
 #define         APIC_ID_MASK            (0xF<<24)
 static inline unsigned get_apic_id(unsigned long x) 
diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h
index 2e221f1ce0b2..9848715fbd9e 100644
--- a/include/asm-x86/smp.h
+++ b/include/asm-x86/smp.h
@@ -169,12 +169,10 @@ static inline unsigned int read_apic_id(void)
 {
         return *(u32 *)(APIC_BASE + APIC_ID);
 }
-#else
-extern unsigned int read_apic_id(void);
 #endif
 
 
-# ifdef APIC_DEFINITION
+# if defined(APIC_DEFINITION) || defined(CONFIG_X86_64)
 extern int hard_smp_processor_id(void);
 # else
 #  include <mach_apicdef.h>