Adopt the "standard" cpu_present_map for describing cpus which are present
in the system, but not necessarily online.  cpu_present_map is meant to be
a superset of cpu_online_map and a subset of cpu_possible_map.
Signed-off-by: Nathan Lynch <nathanl@austin.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>