[SPARC64]: Add __read_mostly support.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/vmlinux.lds.S b/arch/sparc64/kernel/vmlinux.lds.S
index 382fd67..950423d 100644
--- a/arch/sparc64/kernel/vmlinux.lds.S
+++ b/arch/sparc64/kernel/vmlinux.lds.S
@@ -32,6 +32,8 @@
   .data1   : { *(.data1) }
   . = ALIGN(64);
   .data.cacheline_aligned : { *(.data.cacheline_aligned) }
+  . = ALIGN(64);
+  .data.read_mostly : { *(.data.read_mostly) }
   _edata  =  .;
   PROVIDE (edata = .);
   .fixup   : { *(.fixup) }