[PATCH] x86_64: Clarify Booting processor ... message

No need to print kernel addresses there and clarify what the APIC-ID is.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>