x86: switch to .rodata.compressed in arch/x86/boot/compressed/vmlinux_??.scr

vmlinux_64 and vmlinux_32.scr are now identical

size shows an expected movement from .text to .rodata and 4 extra bytes
of padding.
Signed-off-by: Ian Campbell <ijc@hellion.org.uk>
Cc: H. Peter Anvin <hpa@zytor.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

arch/x86/boot/compressed/vmlinux_32.lds

@@ -12,8 +12,8 @@ SECTIONS
 		*(.text.head)
 		_ehead = . ;
 	}
-	.data.compressed : {
-		*(.data.compressed)
+	.rodata.compressed : {
+		*(.rodata.compressed)
 	}
 	.text :	{
 		_text = .; 	/* Text */

arch/x86/boot/compressed/vmlinux_32.scr

 SECTIONS
 {
-  .data.compressed : {
+  .rodata.compressed : {
 	input_len = .;
 	LONG(input_data_end - input_data) input_data = .;
 	*(.data)

arch/x86/boot/compressed/vmlinux_64.lds

@@ -7,11 +7,15 @@ SECTIONS
 	 * address 0.
 	 */
 	. = 0;
-	.text :	{
+	.text.head : {
 		_head = . ;
 		*(.text.head)
 		_ehead = . ;
-		*(.text.compressed)
+	}
+	.rodata.compressed : {
+		*(.rodata.compressed)
+	}
+	.text :	{
 		_text = .; 	/* Text */
 		*(.text)
 		*(.text.*)

arch/x86/boot/compressed/vmlinux_64.scr

 SECTIONS
 {
-  .text.compressed : {
+  .rodata.compressed : {
 	input_len = .;
 	LONG(input_data_end - input_data) input_data = .;
 	*(.data)