all archs: consolidate init and exit sections in vmlinux.lds.h

This patch consolidate all definitions of .init.text, .init.data
and .exit.text, .exit.data section definitions in
the generic vmlinux.lds.h.

This is a preparational patch - alone it does not buy
us much good.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index 9361591..7d43c3c 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -97,7 +97,7 @@
 	__init_begin = .;
 	.init.text : {
 		_sinittext = .;
-		*(.init.text)
+		INIT_TEXT
 		_einittext = .;
 	}
 	/*
@@ -105,11 +105,11 @@
 	 * to deal with references from __bug_table
 	*/
 	.exit.text : {
-		*(.exit.text)
+		EXIT_TEXT
 	}
 
 	.init.data : {
-		*(.init.data)
+		INIT_DATA
 	}
 	. = ALIGN(0x100);
 	.init.setup : {
@@ -156,7 +156,7 @@
 
 	/* Sections to be discarded */
 	/DISCARD/ : {
-		*(.exit.data)
+		EXIT_DATA
 		*(.exitcall.exit)
 	}