#!/bin/sh # description: event trigger - test stacktrace-trigger do_reset() { reset_trigger echo > set_event clear_trace } fail() { #msg do_reset echo $1 exit $FAIL } if [ ! -f set_event -o ! -d events/sched ]; then echo "event tracing is not supported" exit_unsupported fi if [ ! -f events/sched/sched_process_fork/trigger ]; then echo "event trigger is not supported" exit_unsupported fi reset_tracer do_reset FEATURE=`grep stacktrace events/sched/sched_process_fork/trigger` if [ -z "$FEATURE" ]; then echo "stacktrace trigger is not supported" exit_unsupported fi echo "Test stacktrace tigger" echo 0 > trace echo 0 > options/stacktrace echo 'stacktrace' > events/sched/sched_process_fork/trigger ( echo "forked") grep "" trace > /dev/null || \ fail "stacktrace trigger on sched_process_fork did not work" reset_trigger echo "Test stacktrace semantic errors" ! echo "stacktrace:foo" > events/sched/sched_process_fork/trigger echo "stacktrace" > events/sched/sched_process_fork/trigger ! echo "stacktrace" > events/sched/sched_process_fork/trigger do_reset exit 0 ue='packet-loop-back'>packet-loop-back net-next plumbingsTobias Klauser

path: root/tools/testing/selftests/ptrace

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