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-rw-r--r--kernel/trace/trace_functions.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/kernel/trace/trace_functions.c b/kernel/trace/trace_functions.c
index 13bf2415245d..3b0cea37e029 100644
--- a/kernel/trace/trace_functions.c
+++ b/kernel/trace/trace_functions.c
@@ -231,6 +231,7 @@ function_stack_trace_call(unsigned long ip, unsigned long parent_ip,
long disabled;
int cpu;
unsigned int trace_ctx;
+ int skip = STACK_SKIP;
if (unlikely(!tr->function_enabled))
return;
@@ -247,7 +248,11 @@ function_stack_trace_call(unsigned long ip, unsigned long parent_ip,
if (likely(disabled == 1)) {
trace_ctx = tracing_gen_ctx_flags(flags);
trace_function(tr, ip, parent_ip, trace_ctx);
- __trace_stack(tr, trace_ctx, STACK_SKIP);
+#ifdef CONFIG_UNWINDER_FRAME_POINTER
+ if (ftrace_pids_enabled(op))
+ skip++;
+#endif
+ __trace_stack(tr, trace_ctx, skip);
}
atomic_dec(&data->disabled);