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-rw-r--r--arch/arm/kernel/stacktrace.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index c2e112e1a05f..381d23a497c1 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -94,10 +94,13 @@ void save_stack_trace_tsk(struct task_struct *tsk, struct stack_trace *trace)
94 if (tsk != current) { 94 if (tsk != current) {
95#ifdef CONFIG_SMP 95#ifdef CONFIG_SMP
96 /* 96 /*
97 * What guarantees do we have here that 'tsk' 97 * What guarantees do we have here that 'tsk' is not
98 * is not running on another CPU? 98 * running on another CPU? For now, ignore it as we
99 * can't guarantee we won't explode.
99 */ 100 */
100 BUG(); 101 if (trace->nr_entries < trace->max_entries)
102 trace->entries[trace->nr_entries++] = ULONG_MAX;
103 return;
101#else 104#else
102 data.no_sched_functions = 1; 105 data.no_sched_functions = 1;
103 frame.fp = thread_saved_fp(tsk); 106 frame.fp = thread_saved_fp(tsk);