x86: smp.c - align smp_ops assignments

Impact: cleanup

It's a bit hard to parse by eyes without
them being aligned.

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
LKML-Reference: <20090412165058.924175574@openvz.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>