To use this option, you have to ensure that the "/proc file system
          support" (CONFIG_PROC_FS) is enabled, too.
 
-config ACPI_DEALLOCATE_IRQ
-       bool
-       depends on IOSAPIC && EXPERIMENTAL
-       default y
-
 source "drivers/firmware/Kconfig"
 
 source "fs/Kconfig.binfmt"
 
 CONFIG_IA64_MCA_RECOVERY=y
 CONFIG_PERFMON=y
 CONFIG_IA64_PALINFO=y
-CONFIG_ACPI_DEALLOCATE_IRQ=y
 
 #
 # Firmware Drivers
 
 CONFIG_IA64_MCA_RECOVERY=y
 CONFIG_PERFMON=y
 CONFIG_IA64_PALINFO=y
-CONFIG_ACPI_DEALLOCATE_IRQ=y
 
 #
 # Firmware Drivers
 
 CONFIG_IA64_MCA_RECOVERY=y
 CONFIG_PERFMON=y
 CONFIG_IA64_PALINFO=y
-CONFIG_ACPI_DEALLOCATE_IRQ=y
 
 #
 # Firmware Drivers
 
 CONFIG_IA64_MCA_RECOVERY=y
 CONFIG_PERFMON=y
 CONFIG_IA64_PALINFO=y
-CONFIG_ACPI_DEALLOCATE_IRQ=y
 
 #
 # Firmware Drivers
 
 }
 EXPORT_SYMBOL(acpi_register_gsi);
 
-#ifdef CONFIG_ACPI_DEALLOCATE_IRQ
 void
 acpi_unregister_gsi (u32 gsi)
 {
        iosapic_unregister_intr(gsi);
 }
 EXPORT_SYMBOL(acpi_unregister_gsi);
-#endif /* CONFIG_ACPI_DEALLOCATE_IRQ */
 
 static int __init
 acpi_parse_fadt (unsigned long phys_addr, unsigned long size)
 
        return vector;
 }
 
-#ifdef CONFIG_ACPI_DEALLOCATE_IRQ
 void
 iosapic_unregister_intr (unsigned int gsi)
 {
        spin_unlock(&iosapic_lock);
        spin_unlock_irqrestore(&idesc->lock, flags);
 }
-#endif /* CONFIG_ACPI_DEALLOCATE_IRQ */
 
 /*
  * ACPI calls this when it finds an entry for a platform interrupt.
 
        return acpi_pci_irq_enable(dev);
 }
 
-#ifdef CONFIG_ACPI_DEALLOCATE_IRQ
 void
 pcibios_disable_device (struct pci_dev *dev)
 {
        acpi_pci_irq_disable(dev);
 }
-#endif /* CONFIG_ACPI_DEALLOCATE_IRQ */
 
 void
 pcibios_align_resource (void *data, struct resource *res,
 
 extern void iosapic_enable_intr (unsigned int vector);
 extern int iosapic_register_intr (unsigned int gsi, unsigned long polarity,
                                  unsigned long trigger);
-#ifdef CONFIG_ACPI_DEALLOCATE_IRQ
 extern void iosapic_unregister_intr (unsigned int irq);
-#endif
 extern void __init iosapic_override_isa_irq (unsigned int isa_irq, unsigned int gsi,
                                      unsigned long polarity,
                                      unsigned long trigger);