Hi, With ACPI disabled and APM enabled I get this build error. arch/i386/kernel/built-in.o(.text+0xbf3a): In function `acpi_apic_setup': : undefined reference to `smp_found_config' arch/i386/kernel/built-in.o(.text+0xbf43): In function `acpi_apic_setup': : undefined reference to `clustered_apic_check' make: *** [.tmp_vmlinux1] Error 1 -- Ramón Rey Vicente jabber ID GPG public key ID 0xBEBD71D5 -> http://pgp.escomposlinux.org/