s390/kexec_file: Simplify parmarea access

Access the parmarea in head.S via a struct instead of individual offsets.

While at it make the fields in the parmarea .quads.

Signed-off-by: Philipp Rudo <prudo@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

1 files changed, 6 insertions, 5 deletions

diff --git a/arch/s390/boot/head.S b/arch/s390/boot/head.S
index ce2cbbc41742..d585c4dbdac7 100644
--- a/arch/s390/boot/head.S
+++ b/arch/s390/boot/head.S
@@ -323,13 +323,14 @@ ENTRY(startup_kdump)
 
 #
 # params at 10400 (setup.h)
+# Must be keept in sync with struct parmarea in setup.h
 #
         .org    PARMAREA
-        .long   0,0                     # IPL_DEVICE
-        .long   0,0                     # INITRD_START
-        .long   0,0                     # INITRD_SIZE
-        .long   0,0                     # OLDMEM_BASE
-        .long   0,0                     # OLDMEM_SIZE
+        .quad   0                       # IPL_DEVICE
+        .quad   0                       # INITRD_START
+        .quad   0                       # INITRD_SIZE
+        .quad   0                       # OLDMEM_BASE
+        .quad   0                       # OLDMEM_SIZE
 
         .org    COMMAND_LINE
         .byte   "root=/dev/ram0 ro"