[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/rem.S b/arch/sparc/lib/rem.S
index 4450814..bf015a9 100644
--- a/arch/sparc/lib/rem.S
+++ b/arch/sparc/lib/rem.S
@@ -43,7 +43,9 @@
 
 
 	.globl .rem
+	.globl _Rem
 .rem:
+_Rem:	/* needed for export */
 	! compute sign of result; if neither is negative, no problem
 	orcc	%o1, %o0, %g0	! either negative?
 	bge	2f			! no, go do the divide