fix atomic.S rename and vimage breakage

The latter was pointed out by Artem Belevich

sys/modules/opensolaris/Makefile

@@ -5,15 +5,16 @@
 KMOD=		opensolaris
 SRCS=		opensolaris.c		\
 		opensolaris_cmn_err.c	\
-		opensolaris_kmem.c
+		opensolaris_kmem.c	\
+		opensolaris_misc.c
 
 .if ${MACHINE_ARCH} == "i386" || ${MACHINE_ARCH} == "amd64" || ${MACHINE_ARCH} == "ia64" || ${MACHINE_ARCH} == "sparc64"
 .PATH:	${.CURDIR}/../../cddl/contrib/opensolaris/common/atomic/${MACHINE_ARCH}
-SRCS+=		atomic.S
+SRCS+=		opensolaris_atomic.S
 .else
 SRCS+=		opensolaris_atomic.c
 .endif
-		
+
 CFLAGS+=	-I${.CURDIR}/../../cddl/compat/opensolaris		\
 		-I${.CURDIR}/../../cddl/contrib/opensolaris/uts/common	\
 		-I${.CURDIR}/../..

sys/modules/zfs/Makefile

@@ -20,7 +20,6 @@ SRCS+=	opensolaris_kmem.c
 SRCS+=	opensolaris_kobj.c
 SRCS+=	opensolaris_kstat.c
 SRCS+=	opensolaris_lookup.c
-SRCS+=	opensolaris_misc.c
 SRCS+=	opensolaris_policy.c
 SRCS+=	opensolaris_string.c
 SRCS+=	opensolaris_vfs.c