diff options
Diffstat (limited to 'arch/s390/kernel/stacktrace.c')
-rw-r--r-- | arch/s390/kernel/stacktrace.c | 17 |
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 | ||
62 | void save_stack_trace(struct stack_trace *trace, | 62 | void 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 | } |