Removed duplicated include file <linux/smp_lock.h> in
arch/x86/kernel/apm_32.c.
Signed-off-by: NHuang Weiyi <weiyi.huang@gmail.com>
Acked-by: NPavel Machek <pavel@suse.cz>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>