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| author |   Mark Brown <broonie@linaro.org> | 2013-11-24 14:35:18 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-11-24 14:35:18 +0000 |
| commit | 30c27abd28fa168d7ebd2e5286f1fe473c74bfa9 (patch) | |
| tree | 9936b38c0c81cd430d5e75906c1207d127fe588c /arch/arc/kernel/stacktrace.c | |
| parent | Merge tag 'ib-asoc-1' of git://git.linaro.org/people/ljones/mfd into asoc-arizona (diff) | |
| parent | Linux 3.13-rc1 (diff) | |
Merge tag 'v3.13-rc1' into asoc-arizona
Linux 3.13-rc1
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 f8b7d880304d..9ce47cfe2303 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 |