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-rw-r--r--arch/s390/include/asm/os_info.h5
-rw-r--r--arch/s390/kernel/head_kdump.S7
-rw-r--r--arch/s390/kernel/os_info.c1
-rw-r--r--arch/s390/kernel/smp.c12
4 files changed, 2 insertions, 23 deletions
diff --git a/arch/s390/include/asm/os_info.h b/arch/s390/include/asm/os_info.h
index d07518af09ea..295f2c4f1c96 100644
--- a/arch/s390/include/asm/os_info.h
+++ b/arch/s390/include/asm/os_info.h
@@ -13,7 +13,6 @@
#define OS_INFO_VMCOREINFO 0
#define OS_INFO_REIPL_BLOCK 1
-#define OS_INFO_INIT_FN 2
struct os_info_entry {
u64 addr;
@@ -28,8 +27,8 @@ struct os_info {
u16 version_minor;
u64 crashkernel_addr;
u64 crashkernel_size;
- struct os_info_entry entry[3];
- u8 reserved[4004];
+ struct os_info_entry entry[2];
+ u8 reserved[4024];
} __packed;
void os_info_init(void);
diff --git a/arch/s390/kernel/head_kdump.S b/arch/s390/kernel/head_kdump.S
index e1ac3893e972..796c976b5fdc 100644
--- a/arch/s390/kernel/head_kdump.S
+++ b/arch/s390/kernel/head_kdump.S
@@ -85,11 +85,6 @@ startup_kdump_relocated:
basr %r13,0
0:
mvc 0(8,%r0),.Lrestart_psw-0b(%r13) # Setup restart PSW
- mvc 464(16,%r0),.Lpgm_psw-0b(%r13) # Setup pgm check PSW
- lhi %r1,1 # Start new kernel
- diag %r1,%r1,0x308 # with diag 308
-
-.Lno_diag308: # No diag 308
sam31 # Switch to 31 bit addr mode
sr %r1,%r1 # Erase register r1
sr %r2,%r2 # Erase register r2
@@ -98,8 +93,6 @@ startup_kdump_relocated:
.align 8
.Lrestart_psw:
.long 0x00080000,0x80000000 + startup
-.Lpgm_psw:
- .quad 0x0000000180000000,0x0000000000000000 + .Lno_diag308
#else
.align 2
.Lep_startup_kdump:
diff --git a/arch/s390/kernel/os_info.c b/arch/s390/kernel/os_info.c
index e8d6c214d498..f2fe18f3f01f 100644
--- a/arch/s390/kernel/os_info.c
+++ b/arch/s390/kernel/os_info.c
@@ -138,7 +138,6 @@ static void os_info_old_init(void)
goto fail_free;
os_info_old_alloc(OS_INFO_VMCOREINFO, 1);
os_info_old_alloc(OS_INFO_REIPL_BLOCK, 1);
- os_info_old_alloc(OS_INFO_INIT_FN, PAGE_SIZE);
pr_info("crashkernel: addr=0x%lx size=%lu\n",
(unsigned long) os_info_old->crashkernel_addr,
(unsigned long) os_info_old->crashkernel_size);
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 647ba9425893..9948bd09ee57 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -800,17 +800,6 @@ void __noreturn cpu_die(void)
#endif /* CONFIG_HOTPLUG_CPU */
-static void smp_call_os_info_init_fn(void)
-{
- int (*init_fn)(void);
- unsigned long size;
-
- init_fn = os_info_old_entry(OS_INFO_INIT_FN, &size);
- if (!init_fn)
- return;
- init_fn();
-}
-
void __init smp_prepare_cpus(unsigned int max_cpus)
{
/* request the 0x1201 emergency signal external interrupt */
@@ -819,7 +808,6 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
/* request the 0x1202 external call external interrupt */
if (register_external_interrupt(0x1202, do_ext_call_interrupt) != 0)
panic("Couldn't request external interrupt 0x1202");
- smp_call_os_info_init_fn();
smp_detect_cpus();
}