[SPARC]: Fix dot-symbol exporting for good.

From: Al Viro <viro@ZenIV.linux.org.uk>

Instead of playing all of these hand-coded assembler aliasing games,
just translate symbol names in the name space ".sym" to "_Sym" at
module load time.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc/lib/udiv.S b/arch/sparc/lib/udiv.S
index 2abfc6b..169e01d 100644
--- a/arch/sparc/lib/udiv.S
+++ b/arch/sparc/lib/udiv.S
@@ -43,7 +43,9 @@
 
 
 	.globl .udiv
+	.globl _Udiv
 .udiv:
+_Udiv:	/* needed for export */
 
 	! Ready to divide.  Compute size of quotient; scale comparand.
 	orcc	%o1, %g0, %o5