From: Changbin Du Date: Tue, 1 Jan 2019 15:46:11 +0000 (+0800) Subject: tracing: Show more info for funcgraph wakeup tracers X-Git-Tag: v5.1-rc1~61^2~32 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=97f0a3bcdf34f66c2017bad51445eafef1224870;p=thirdparty%2Flinux.git tracing: Show more info for funcgraph wakeup tracers 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.du@gmail.com Signed-off-by: Changbin Du Signed-off-by: Steven Rostedt (VMware) --- diff --git a/kernel/trace/trace_sched_wakeup.c b/kernel/trace/trace_sched_wakeup.c index b6c5fa10347eb..da5b6e0128407 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) {