x86, vdso, build: Don't rebuild 32-bit vdsos on every make
x86, vdso, build: Don't rebuild 32-bit vdsos on every make

vdso32/vclock_gettime.o was confusing kbuild.

Signed-off-by: Andy Lutomirski <2cc0d0d76de2e6f37b92deeb83c85cb306fc5dc1@amacapital.net>
Cc: Stefani Seibold <35951e2654371df7c68de546b20b3c3794b62aae@seibold.net>
Link: http://lkml.kernel.org/r/d741449340642213744dd659471a35bb970a0c4c.1395789923.git.2cc0d0d76de2e6f37b92deeb83c85cb306fc5dc1@amacapital.net
Signed-off-by: H. Peter Anvin <8a453bad9912ffe59bc0f0b8abe03df9be19379e@linux.intel.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs