torture: Add function graph-tracing cheat sheet

Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>

torture: Add function graph-tracing cheat sheet
Signed-off-by: Paul E. McKenney <paulmck@linux.ibm.com>
cd6cb7c8 · Paul E. McKenney · 7dedfd43 · cd6cb7c8
Commit cd6cb7c8 authored 5 years ago by Paul E. McKenney
Hide whitespace changes
Inline Side-by-side

Showing with 2 additions and 0 deletions

tools/testing/selftests/rcutorture/bin/kvm.sh tools/testing/selftests/rcutorture/bin/kvm.sh +2 -0

No files found.
--- a/tools/testing/selftests/rcutorture/bin/kvm.sh
+++ b/tools/testing/selftests/rcutorture/bin/kvm.sh
@@ -464,3 +464,5 @@ else
 fi

 # Tracing: trace_event=rcu:rcu_grace_period,rcu:rcu_future_grace_period,rcu:rcu_grace_period_init,rcu:rcu_nocb_wake,rcu:rcu_preempt_task,rcu:rcu_unlock_preempted_task,rcu:rcu_quiescent_state_report,rcu:rcu_fqs,rcu:rcu_callback,rcu:rcu_kfree_callback,rcu:rcu_batch_start,rcu:rcu_invoke_callback,rcu:rcu_invoke_kfree_callback,rcu:rcu_batch_end,rcu:rcu_torture_read,rcu:rcu_barrier
+# Function-graph tracing: ftrace=function_graph ftrace_graph_filter=sched_setaffinity,migration_cpu_stop
+# Also --kconfig "CONFIG_FUNCTION_TRACER=y CONFIG_FUNCTION_GRAPH_TRACER=y"