#!/bin/sh # SPDX-License-Identifier: GPL-2.0 # Copyright (C) 2026, Google LLC. # Check trace_instance= kernel command-line setting TRACEDIR="/sys/kernel/tracing" if [ ! -d "$TRACEDIR/instances/bar" ]; then echo "FAIL: trace instance bar does not exist" exit 1 fi if [ ! -d "$TRACEDIR/instances/bar/events/sched/sched_switch" ]; then echo "FAIL: event sched_switch does not exist in instance bar" exit 1 fi ENABLE=$(cat "$TRACEDIR/instances/bar/events/sched/sched_switch/enable") if [ "$ENABLE" != "1" ]; then echo "FAIL: event sched_switch is not enabled in instance bar ($ENABLE)" exit 1 fi echo "PASS: cmdline-06-trace-instance" exit 0