s390 core changes:
 - Load pid to cr4 on context switch.
 - Correct and check buffer length of cpcmd. Fix cpcmd inline assembly.
 - Add missing cc clobber to do_softirq insline assembly.
 - Regenerate default configuration.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>