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-rw-r--r--arch/s390/appldata/appldata_base.c5
-rw-r--r--arch/s390/kernel/entry.S8
-rw-r--r--arch/s390/kernel/entry64.S8
-rw-r--r--arch/s390/kernel/setup.c1
-rw-r--r--arch/s390/kernel/traps.c9
-rw-r--r--drivers/s390/char/zcore.c3
-rw-r--r--include/asm-s390/processor.h5
-rw-r--r--include/asm-s390/ptrace.h9
8 files changed, 32 insertions, 16 deletions
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index 81a2b92ab0c..6ffbab77ae4 100644
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -535,8 +535,7 @@ void appldata_unregister_ops(struct appldata_ops *ops)
/******************************* init / exit *********************************/
-static void
-appldata_online_cpu(int cpu)
+static void __cpuinit appldata_online_cpu(int cpu)
{
init_virt_timer(&per_cpu(appldata_timer, cpu));
per_cpu(appldata_timer, cpu).function = appldata_timer_function;
@@ -580,7 +579,7 @@ appldata_cpu_notify(struct notifier_block *self,
return NOTIFY_OK;
}
-static struct notifier_block appldata_nb = {
+static struct notifier_block __cpuinitdata appldata_nb = {
.notifier_call = appldata_cpu_notify,
};
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index c8a2212014e..6234c6978a1 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -769,10 +769,13 @@ mcck_return:
RESTORE_ALL __LC_RETURN_MCCK_PSW,0
-#ifdef CONFIG_SMP
/*
* Restart interruption handler, kick starter for additional CPUs
*/
+#ifdef CONFIG_SMP
+#ifndef CONFIG_HOTPLUG_CPU
+ .section .init.text,"ax"
+#endif
.globl restart_int_handler
restart_int_handler:
l %r15,__LC_SAVE_AREA+60 # load ksp
@@ -785,6 +788,9 @@ restart_int_handler:
br %r14 # branch to start_secondary
restart_addr:
.long start_secondary
+#ifndef CONFIG_HOTPLUG_CPU
+ .previous
+#endif
#else
/*
* If we do not run with SMP enabled, let the new CPU crash ...
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index 93745fd8f55..685f11faa4b 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -745,10 +745,13 @@ mcck_return:
#endif
lpswe __LC_RETURN_MCCK_PSW # back to caller
-#ifdef CONFIG_SMP
/*
* Restart interruption handler, kick starter for additional CPUs
*/
+#ifdef CONFIG_SMP
+#ifndef CONFIG_HOTPLUG_CPU
+ .section .init.text,"ax"
+#endif
.globl restart_int_handler
restart_int_handler:
lg %r15,__LC_SAVE_AREA+120 # load ksp
@@ -759,6 +762,9 @@ restart_int_handler:
lmg %r6,%r15,__SF_GPRS(%r15) # load registers from clone
stosm __SF_EMPTY(%r15),0x04 # now we can turn dat on
jg start_secondary
+#ifndef CONFIG_HOTPLUG_CPU
+ .previous
+#endif
#else
/*
* If we do not run with SMP enabled, let the new CPU crash ...
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 51d6309e7f3..7e1bfb98406 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -300,6 +300,7 @@ static void __init setup_zfcpdump(unsigned int console_devno)
else
sprintf(str, "cio_ignore=all,!0.0.%04x",
ipl_info.data.fcp.dev_id.devno);
+ strcat(COMMAND_LINE, " ");
strcat(COMMAND_LINE, str);
console_loglevel = 2;
}
diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c
index cbfe73034c3..ee9186f8fb0 100644
--- a/arch/s390/kernel/traps.c
+++ b/arch/s390/kernel/traps.c
@@ -253,19 +253,22 @@ void die(const char * str, struct pt_regs * regs, long err)
{
static int die_counter;
+ oops_enter();
debug_stop_all();
console_verbose();
spin_lock_irq(&die_lock);
bust_spinlocks(1);
printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter);
- show_regs(regs);
+ print_modules();
+ show_regs(regs);
bust_spinlocks(0);
- spin_unlock_irq(&die_lock);
+ spin_unlock_irq(&die_lock);
if (in_interrupt())
panic("Fatal exception in interrupt");
if (panic_on_oops)
panic("Fatal exception: panic_on_oops");
- do_exit(SIGSEGV);
+ oops_exit();
+ do_exit(SIGSEGV);
}
static void inline
diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c
index 66eb0688d52..4e711a985d5 100644
--- a/drivers/s390/char/zcore.c
+++ b/drivers/s390/char/zcore.c
@@ -267,7 +267,9 @@ struct zcore_header {
u64 tod;
cpuid_t cpu_id;
u32 arch_id;
+ u32 volnr;
u32 build_arch;
+ u64 rmem_size;
char pad2[4016];
} __attribute__((packed,__aligned__(16)));
@@ -559,6 +561,7 @@ static void __init zcore_header_init(int arch, struct zcore_header *hdr)
else
hdr->arch_id = DUMP_ARCH_S390;
hdr->mem_size = sys_info.mem_size;
+ hdr->rmem_size = sys_info.mem_size;
hdr->mem_end = sys_info.mem_size;
hdr->num_pages = sys_info.mem_size / PAGE_SIZE;
hdr->tod = get_clock();
diff --git a/include/asm-s390/processor.h b/include/asm-s390/processor.h
index e0fcea8c64c..5cb480af65d 100644
--- a/include/asm-s390/processor.h
+++ b/include/asm-s390/processor.h
@@ -216,6 +216,11 @@ static inline void cpu_relax(void)
barrier();
}
+static inline void psw_set_key(unsigned int key)
+{
+ asm volatile("spka 0(%0)" : : "d" (key));
+}
+
/*
* Set PSW to specified value.
*/
diff --git a/include/asm-s390/ptrace.h b/include/asm-s390/ptrace.h
index fa6ca87080e..332ee73688f 100644
--- a/include/asm-s390/ptrace.h
+++ b/include/asm-s390/ptrace.h
@@ -470,14 +470,7 @@ struct user_regs_struct
#define regs_return_value(regs)((regs)->gprs[2])
#define profile_pc(regs) instruction_pointer(regs)
extern void show_regs(struct pt_regs * regs);
-#endif
-
-static inline void
-psw_set_key(unsigned int key)
-{
- asm volatile("spka 0(%0)" : : "d" (key));
-}
-
+#endif /* __KERNEL__ */
#endif /* __ASSEMBLY__ */
#endif /* _S390_PTRACE_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-18 21:25:28 +0000