[S390] lowcore cleanup
Remove the save_area_64 field from the 0xe00 - 0xf00 area in the lowcore.
Use a free slot in the save_area array instead.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 02ec8fe..195387a 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -853,13 +853,13 @@
# PSW restart interrupt handler
#
ENTRY(psw_restart_int_handler)
- st %r15,__LC_SAVE_AREA_64(%r0) # save r15
+ st %r15,__LC_SAVE_AREA+48(%r0) # save r15
basr %r15,0
0: l %r15,.Lrestart_stack-0b(%r15) # load restart stack
l %r15,0(%r15)
ahi %r15,-SP_SIZE # make room for pt_regs
stm %r0,%r14,SP_R0(%r15) # store gprs %r0-%r14 to stack
- mvc SP_R15(4,%r15),__LC_SAVE_AREA_64(%r0)# store saved %r15 to stack
+ mvc SP_R15(4,%r15),__LC_SAVE_AREA+48(%r0)# store saved %r15 to stack
mvc SP_PSW(8,%r15),__LC_RST_OLD_PSW(%r0) # store restart old psw
xc __SF_BACKCHAIN(4,%r15),__SF_BACKCHAIN(%r15) # set backchain to 0
basr %r14,0