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Diffstat (limited to 'arch/s390/kernel/dumpstack.c')
-rw-r--r--arch/s390/kernel/dumpstack.c33
1 files changed, 6 insertions, 27 deletions
diff --git a/arch/s390/kernel/dumpstack.c b/arch/s390/kernel/dumpstack.c
index 829e1c53005c..dab78babfab6 100644
--- a/arch/s390/kernel/dumpstack.c
+++ b/arch/s390/kernel/dumpstack.c
@@ -98,8 +98,10 @@ static int show_address(void *data, unsigned long address, int reliable)
return 0;
}
-static void show_trace(struct task_struct *task, unsigned long sp)
+void show_stack(struct task_struct *task, unsigned long *stack)
{
+ unsigned long sp = (unsigned long) stack;
+
if (!sp)
sp = task ? task->thread.ksp : current_stack_pointer();
printk("Call Trace:\n");
@@ -109,29 +111,6 @@ static void show_trace(struct task_struct *task, unsigned long sp)
debug_show_held_locks(task);
}
-void show_stack(struct task_struct *task, unsigned long *sp)
-{
- unsigned long *stack;
- int i;
-
- stack = sp;
- if (!stack) {
- if (!task)
- stack = (unsigned long *)current_stack_pointer();
- else
- stack = (unsigned long *)task->thread.ksp;
- }
- printk(KERN_DEFAULT "Stack:\n");
- for (i = 0; i < 20; i++) {
- if (((addr_t) stack & (THREAD_SIZE-1)) == 0)
- break;
- if (i % 4 == 0)
- printk(KERN_DEFAULT " ");
- pr_cont("%016lx%c", *stack++, i % 4 == 3 ? '\n' : ' ');
- }
- show_trace(task, (unsigned long)sp);
-}
-
static void show_last_breaking_event(struct pt_regs *regs)
{
printk("Last Breaking-Event-Address:\n");
@@ -149,8 +128,8 @@ void show_registers(struct pt_regs *regs)
pr_cont(" (%pSR)", (void *)regs->psw.addr);
pr_cont("\n");
printk(" R:%x T:%x IO:%x EX:%x Key:%x M:%x W:%x "
- "P:%x AS:%x CC:%x PM:%x", psw->r, psw->t, psw->i, psw->e,
- psw->key, psw->m, psw->w, psw->p, psw->as, psw->cc, psw->pm);
+ "P:%x AS:%x CC:%x PM:%x", psw->per, psw->dat, psw->io, psw->ext,
+ psw->key, psw->mcheck, psw->wait, psw->pstate, psw->as, psw->cc, psw->pm);
pr_cont(" RI:%x EA:%x\n", psw->ri, psw->eaba);
printk("%s GPRS: %016lx %016lx %016lx %016lx\n", mode,
regs->gprs[0], regs->gprs[1], regs->gprs[2], regs->gprs[3]);
@@ -169,7 +148,7 @@ void show_regs(struct pt_regs *regs)
show_registers(regs);
/* Show stack backtrace if pt_regs is from kernel mode */
if (!user_mode(regs))
- show_trace(NULL, regs->gprs[15]);
+ show_stack(NULL, (unsigned long *) regs->gprs[15]);
show_last_breaking_event(regs);
}