Merge Christoph's freeze cleanup patch

Documentation/power/kernel_threads.txt

Documentation/power/swsusp.txt

arch/frv/kernel/signal.c

arch/h8300/kernel/signal.c

arch/i386/kernel/io_apic.c

arch/i386/kernel/signal.c

arch/m32r/kernel/signal.c

arch/ppc/kernel/signal.c

arch/x86_64/kernel/signal.c

drivers/block/pktcdvd.c

drivers/ieee1394/ieee1394_core.c

drivers/ieee1394/nodemgr.c

drivers/input/gameport/gameport.c

drivers/input/serio/serio.c

drivers/macintosh/therm_adt746x.c

drivers/md/md.c

drivers/media/dvb/dvb-core/dvb_frontend.c

drivers/media/video/msp3400.c

drivers/media/video/video-buf-dvb.c

drivers/net/8139too.c