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Diffstat (limited to 'arch/s390')
-rw-r--r--arch/s390/include/asm/lowcore.h10
-rw-r--r--arch/s390/kernel/asm-offsets.c1
-rw-r--r--arch/s390/kernel/entry.S4
-rw-r--r--arch/s390/kernel/entry64.S4
-rw-r--r--arch/s390/kernel/reipl64.S4
5 files changed, 8 insertions, 15 deletions
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index 4f990a5e5b59..9e13c7d56cc1 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -152,10 +152,7 @@ struct _lowcore {
__u32 ipib; /* 0x0e00 */
__u32 ipib_checksum; /* 0x0e04 */
__u32 vmcore_info; /* 0x0e08 */
-
- /* 64 bit save area */
- __u64 save_area_64; /* 0x0e0c */
- __u8 pad_0x0e14[0x0f00-0x0e14]; /* 0x0e14 */
+ __u8 pad_0x0e0c[0x0f00-0x0e0c]; /* 0x0e0c */
/* Extended facility list */
__u64 stfle_fac_list[32]; /* 0x0f00 */
@@ -292,10 +289,7 @@ struct _lowcore {
__u64 ipib; /* 0x0e00 */
__u32 ipib_checksum; /* 0x0e08 */
__u64 vmcore_info; /* 0x0e0c */
-
- /* 64 bit save area */
- __u64 save_area_64; /* 0x0e14 */
- __u8 pad_0x0e1c[0x0f00-0x0e1c]; /* 0x0e1c */
+ __u8 pad_0x0e14[0x0f00-0x0e14]; /* 0x0e14 */
/* Extended facility list */
__u64 stfle_fac_list[32]; /* 0x0f00 */
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index 2b45591e1582..1140035b1cd8 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -141,7 +141,6 @@ int main(void)
DEFINE(__LC_FPREGS_SAVE_AREA, offsetof(struct _lowcore, floating_pt_save_area));
DEFINE(__LC_GPREGS_SAVE_AREA, offsetof(struct _lowcore, gpregs_save_area));
DEFINE(__LC_CREGS_SAVE_AREA, offsetof(struct _lowcore, cregs_save_area));
- DEFINE(__LC_SAVE_AREA_64, offsetof(struct _lowcore, save_area_64));
#ifdef CONFIG_32BIT
DEFINE(SAVE_AREA_BASE, offsetof(struct _lowcore, extended_save_area_addr));
#else /* CONFIG_32BIT */
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 02ec8fe7d03f..195387ab7c98 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -853,13 +853,13 @@ restart_go:
# 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
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 713da0760538..3257f7f55551 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -869,12 +869,12 @@ restart_go:
# PSW restart interrupt handler
#
ENTRY(psw_restart_int_handler)
- stg %r15,__LC_SAVE_AREA_64(%r0) # save r15
+ stg %r15,__LC_SAVE_AREA+120(%r0) # save r15
larl %r15,restart_stack # load restart stack
lg %r15,0(%r15)
aghi %r15,-SP_SIZE # make room for pt_regs
stmg %r0,%r14,SP_R0(%r15) # store gprs %r0-%r14 to stack
- mvc SP_R15(8,%r15),__LC_SAVE_AREA_64(%r0)# store saved %r15 to stack
+ mvc SP_R15(8,%r15),__LC_SAVE_AREA+120(%r0)# store saved %r15 to stack
mvc SP_PSW(16,%r15),__LC_RST_OLD_PSW(%r0)# store restart old psw
xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15) # set backchain to 0
brasl %r14,do_restart
diff --git a/arch/s390/kernel/reipl64.S b/arch/s390/kernel/reipl64.S
index a0f5b686a3cd..732a793ec53a 100644
--- a/arch/s390/kernel/reipl64.S
+++ b/arch/s390/kernel/reipl64.S
@@ -17,11 +17,11 @@
#
ENTRY(store_status)
/* Save register one and load save area base */
- stg %r1,__LC_SAVE_AREA_64(%r0)
+ stg %r1,__LC_SAVE_AREA+120(%r0)
lghi %r1,SAVE_AREA_BASE
/* General purpose registers */
stmg %r0,%r15,__LC_GPREGS_SAVE_AREA-SAVE_AREA_BASE(%r1)
- lg %r2,__LC_SAVE_AREA_64(%r0)
+ lg %r2,__LC_SAVE_AREA+120(%r0)
stg %r2,__LC_GPREGS_SAVE_AREA-SAVE_AREA_BASE+8(%r1)
/* Control registers */
stctg %c0,%c15,__LC_CREGS_SAVE_AREA-SAVE_AREA_BASE(%r1)