merge 2.6.13-rc4 with ACPI's to-linus tree

Documentation/pcmcia/driver-changes.txt

Documentation/sound/alsa/ALSA-Configuration.txt

Documentation/stable_api_nonsense.txt

Documentation/stable_kernel_rules.txt

Documentation/x86_64/boot-options.txt

Makefile

arch/arm/kernel/smp.c

arch/arm/lib/bitops.h

arch/arm/mach-integrator/platsmp.c

arch/i386/kernel/cpu/cpufreq/powernow-k8.c

arch/i386/kernel/cpu/cpufreq/powernow-k8.h

arch/i386/kernel/cpu/intel_cacheinfo.c

arch/i386/kernel/machine_kexec.c

arch/i386/kernel/mpparse.c

arch/i386/kernel/numaq.c

arch/i386/mm/discontig.c

arch/i386/pci/irq.c

arch/s390/appldata/appldata_base.c

arch/s390/defconfig

arch/s390/kernel/head.S