From: Steven Rostedt <srost...@redhat.com> The functon tracing_sched_wakeup_trace() does an open coded unlock commit and save stack. This is what the trace_nowake_buffer_unlock_commit() is for.
Signed-off-by: Steven Rostedt <rost...@goodmis.org> --- kernel/trace/trace_sched_switch.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c index 7e62c0a..b0a136a 100644 --- a/kernel/trace/trace_sched_switch.c +++ b/kernel/trace/trace_sched_switch.c @@ -102,9 +102,7 @@ tracing_sched_wakeup_trace(struct trace_array *tr, entry->next_cpu = task_cpu(wakee); if (!filter_check_discard(call, entry, buffer, event)) - ring_buffer_unlock_commit(buffer, event); - ftrace_trace_stack(tr->buffer, flags, 6, pc); - ftrace_trace_userstack(tr->buffer, flags, pc); + trace_nowake_buffer_unlock_commit(buffer, event, flags, pc); } static void -- 1.7.10.4
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