From: Changbin Du <changbin...@gmail.com> Add these info fields to funcgraph wakeup tracers: o Show CPU info since the waker could be on a different CPU. o Show function duration and overhead. o Show IRQ markers.
Link: http://lkml.kernel.org/r/20190101154614.8887-3-changbin...@gmail.com Signed-off-by: Changbin Du <changbin...@gmail.com> Signed-off-by: Steven Rostedt (VMware) <rost...@goodmis.org> --- kernel/trace/trace_sched_wakeup.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c index b6c5fa10347e..da5b6e012840 100644 --- a/kernel/trace/trace_sched_wakeup.c +++ b/kernel/trace/trace_sched_wakeup.c @@ -180,8 +180,11 @@ static void wakeup_trace_close(struct trace_iterator *iter) } #define GRAPH_TRACER_FLAGS (TRACE_GRAPH_PRINT_PROC | \ + TRACE_GRAPH_PRINT_CPU | \ TRACE_GRAPH_PRINT_REL_TIME | \ - TRACE_GRAPH_PRINT_DURATION) + TRACE_GRAPH_PRINT_DURATION | \ + TRACE_GRAPH_PRINT_OVERHEAD | \ + TRACE_GRAPH_PRINT_IRQS) static enum print_line_t wakeup_print_line(struct trace_iterator *iter) { -- 2.20.1
