1 files changed, 12 insertions, 0 deletions

diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index a7ca07f3754e..c6c90f39f4d9 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -44,6 +44,8 @@
 #include <linux/efi.h>
 #include <linux/mmzone.h>
 #include <linux/nodemask.h>
+#include <linux/slab.h>
+#include <acpi/processor.h>
 #include <asm/io.h>
 #include <asm/iosapic.h>
 #include <asm/machvec.h>
@@ -783,6 +785,14 @@ int acpi_gsi_to_irq(u32 gsi, unsigned int *irq)
         return 0;
 }
 
+int acpi_isa_irq_to_gsi(unsigned isa_irq, u32 *gsi)
+{
+        if (isa_irq >= 16)
+                return -1;
+        *gsi = isa_irq;
+        return 0;
+}
+
 /*
  *  ACPI based hotplug CPU support
  */
@@ -907,6 +917,8 @@ int acpi_map_lsapic(acpi_handle handle, int *pcpu)
         cpu_set(cpu, cpu_present_map);
         ia64_cpu_to_sapicid[cpu] = physid;
 
+        acpi_processor_set_pdc(handle);
+
         *pcpu = cpu;
         return (0);
 }