[S390] nss: Free unused memory in kernel image.

With CONFIG_SHARED_KERNEL the kernel text segment that might be in a
read only memory sections starts at 1MB. Memory between 0x12000 and
0x100000 is unused then. Free this, so we have appr. an extra MB
of memory available.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/kernel/head31.S b/arch/s390/kernel/head31.S
index 453fd3b..da7c8bb 100644
--- a/arch/s390/kernel/head31.S
+++ b/arch/s390/kernel/head31.S
@@ -148,20 +148,9 @@
 .Lstartup_init:
 	    .long startup_init
 
-	.globl ipl_schib
-ipl_schib:
-	.rept 13
-	.long 0
-	.endr
-
-	.globl ipl_flags
-ipl_flags:
-	.long 0
-	.globl ipl_devno
-ipl_devno:
-	.word 0
-
 	.org	0x12000
+	.globl	_ehead
+_ehead:
 #ifdef CONFIG_SHARED_KERNEL
 	.org	0x100000
 #endif