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-rw-r--r--arch/s390/kernel/stacktrace.c17
1 files changed, 8 insertions, 9 deletions
diff --git a/arch/s390/kernel/stacktrace.c b/arch/s390/kernel/stacktrace.c
index de83f38288d0..d9428a0fc8fb 100644
--- a/arch/s390/kernel/stacktrace.c
+++ b/arch/s390/kernel/stacktrace.c
@@ -59,9 +59,7 @@ static inline unsigned long save_context_stack(struct stack_trace *trace,
59 } 59 }
60} 60}
61 61
62void save_stack_trace(struct stack_trace *trace, 62void save_stack_trace(struct stack_trace *trace, struct task_struct *task)
63 struct task_struct *task, int all_contexts,
64 unsigned int skip)
65{ 63{
66 register unsigned long sp asm ("15"); 64 register unsigned long sp asm ("15");
67 unsigned long orig_sp; 65 unsigned long orig_sp;
@@ -69,22 +67,23 @@ void save_stack_trace(struct stack_trace *trace,
69 sp &= PSW_ADDR_INSN; 67 sp &= PSW_ADDR_INSN;
70 orig_sp = sp; 68 orig_sp = sp;
71 69
72 sp = save_context_stack(trace, &skip, sp, 70 sp = save_context_stack(trace, &trace->skip, sp,
73 S390_lowcore.panic_stack - PAGE_SIZE, 71 S390_lowcore.panic_stack - PAGE_SIZE,
74 S390_lowcore.panic_stack); 72 S390_lowcore.panic_stack);
75 if ((sp != orig_sp) && !all_contexts) 73 if ((sp != orig_sp) && !trace->all_contexts)
76 return; 74 return;
77 sp = save_context_stack(trace, &skip, sp, 75 sp = save_context_stack(trace, &trace->skip, sp,
78 S390_lowcore.async_stack - ASYNC_SIZE, 76 S390_lowcore.async_stack - ASYNC_SIZE,
79 S390_lowcore.async_stack); 77 S390_lowcore.async_stack);
80 if ((sp != orig_sp) && !all_contexts) 78 if ((sp != orig_sp) && !trace->all_contexts)
81 return; 79 return;
82 if (task) 80 if (task)
83 save_context_stack(trace, &skip, sp, 81 save_context_stack(trace, &trace->skip, sp,
84 (unsigned long) task_stack_page(task), 82 (unsigned long) task_stack_page(task),
85 (unsigned long) task_stack_page(task) + THREAD_SIZE); 83 (unsigned long) task_stack_page(task) + THREAD_SIZE);
86 else 84 else
87 save_context_stack(trace, &skip, sp, S390_lowcore.thread_info, 85 save_context_stack(trace, &trace->skip, sp,
86 S390_lowcore.thread_info,
88 S390_lowcore.thread_info + THREAD_SIZE); 87 S390_lowcore.thread_info + THREAD_SIZE);
89 return; 88 return;
90} 89}