arm:refactor move pagetable to the common directory.

Change-Id: Ic3178241f86156f729f016017f61017653ddbd23

servers/vm/Makefile

@@ -3,7 +3,7 @@
 
 PROG=	vm
 SRCS=	main.c alloc.c utility.c exit.c fork.c break.c \
-	mmap.c slaballoc.c region.c pagefaults.c \
+	mmap.c slaballoc.c region.c pagefaults.c pagetable.c \
 	rs.c queryexit.c pb.c regionavl.c \
 	mem_anon.c mem_directphys.c mem_anon_contig.c mem_shared.c	\
 	mem_cache.c cache.c vfs.c mem_file.c fdref.c acl.c

servers/vm/arch/earm/Makefile.inc

@@ -1,5 +1,3 @@
 .include <bsd.own.mk>
 
 #Arch-specific sources
-.PATH: ${.CURDIR}/arch/i386
-SRCS+=	pagetable.c

servers/vm/arch/i386/Makefile.inc

@@ -2,4 +2,3 @@
 
 #Arch-specific sources
 .PATH: ${.CURDIR}/arch/${MACHINE_ARCH}
-SRCS+=	pagetable.c #util.S