diff --git a/arch/ia64/kernel/acpi-processor.c b/arch/ia64/kernel/acpi-processor.c
index 4d4993a47e55..5a216c019924 100644
--- a/arch/ia64/kernel/acpi-processor.c
+++ b/arch/ia64/kernel/acpi-processor.c
@@ -44,7 +44,7 @@ static void init_intel_pdc(struct acpi_processor *pr)
 
 	buf[0] = ACPI_PDC_REVISION_ID;
 	buf[1] = 1;
-	buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP;
+	buf[2] = ACPI_PDC_EST_CAPABILITY_SMP;
 
 	obj->type = ACPI_TYPE_BUFFER;
 	obj->buffer.length = 12;
diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index c4784494970e..103dd8edda71 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -67,7 +67,8 @@ EXPORT_SYMBOL(pm_power_off);
 unsigned int acpi_cpei_override;
 unsigned int acpi_cpei_phys_cpuid;
 
-const char *acpi_get_sysname(void)
+const char __init *
+acpi_get_sysname(void)
 {
 #ifdef CONFIG_IA64_GENERIC
 	unsigned long rsdp_phys;
diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c
index 542958079f1b..3c9d8e6089cf 100644
--- a/arch/ia64/kernel/smpboot.c
+++ b/arch/ia64/kernel/smpboot.c
@@ -370,7 +370,7 @@ smp_setup_percpu_timer (void)
 {
 }
 
-static void __devinit
+static void __cpuinit
 smp_callin (void)
 {
 	int cpuid, phys_id, itc_master;
@@ -456,7 +456,7 @@ smp_callin (void)
 /*
  * Activate a secondary processor.  head.S calls this.
  */
-int __devinit
+int __cpuinit
 start_secondary (void *unused)
 {
 	/* Early console may use I/O ports */
diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h
index 5d03792d4f65..5b526357d178 100644
--- a/include/asm-ia64/acpi.h
+++ b/include/asm-ia64/acpi.h
@@ -30,6 +30,8 @@
 
 #ifdef __KERNEL__
 
+#include <acpi/pdc_intel.h>
+
 #include <linux/init.h>
 #include <linux/numa.h>
 #include <asm/system.h>
@@ -119,11 +121,6 @@ extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS];
 extern int __initdata nid_to_pxm_map[MAX_NUMNODES];
 #endif
 
-/*
- * Refer Intel ACPI _PDC support document for bit definitions
- */
-#define ACPI_PDC_EST_CAPABILITY_SMP     0x8
-
 #endif /*__KERNEL__*/
 
 #endif /*_ASM_ACPI_H*/