diff options
Diffstat (limited to 'arch/arc/kernel/stacktrace.c')
| -rw-r--r-- | arch/arc/kernel/stacktrace.c | 5 | 
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arc/kernel/stacktrace.c b/arch/arc/kernel/stacktrace.c index f8b7d880304..9ce47cfe230 100644 --- a/arch/arc/kernel/stacktrace.c +++ b/arch/arc/kernel/stacktrace.c @@ -237,11 +237,14 @@ unsigned int get_wchan(struct task_struct *tsk)   */  void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)  { +	/* Assumes @tsk is sleeping so unwinds from __switch_to */  	arc_unwind_core(tsk, NULL, __collect_all_but_sched, trace);  }  void save_stack_trace(struct stack_trace *trace)  { -	arc_unwind_core(current, NULL, __collect_all, trace); +	/* Pass NULL for task so it unwinds the current call frame */ +	arc_unwind_core(NULL, NULL, __collect_all, trace);  } +EXPORT_SYMBOL_GPL(save_stack_trace);  #endif  | 
