The recent acpi boot patch breaks for me: acpi_fadt needs CONFIG_ACPI_BUS.
Signed-off-By: Chris Wedgwood <cw@f00f.org>
Acked-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
        acpi_fadt.sci_int = fadt->sci_int;
 #endif
 
+#ifdef CONFIG_ACPI_BUS
        /* initialize rev and apic_phys_dest_mode for x86_64 genapic */
        acpi_fadt.revision = fadt->revision;
        acpi_fadt.force_apic_physical_destination_mode = fadt->force_apic_physical_destination_mode;
+#endif
 
 #ifdef CONFIG_X86_PM_TIMER
        /* detect the location of the ACPI PM Timer */