#!/bin/sh # description: event tracing - enable/disable with subsystem level files do_reset() { echo > set_event clear_trace } fail() { #msg do_reset echo $1 exit $FAIL } yield() { ping localhost -c 1 || sleep .001 || usleep 1 || sleep 1 } if [ ! -f set_event -o ! -d events/sched ]; then echo "event tracing is not supported" exit_unsupported fi reset_tracer do_reset echo 'sched:*' > set_event yield count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` if [ $count -lt 3 ]; then fail "at least fork, exec and exit events should be recorded" fi do_reset echo 1 > events/sched/enable yield count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` if [ $count -lt 3 ]; then fail "at least fork, exec and exit events should be recorded" fi do_reset echo 0 > events/sched/enable yield count=`cat trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` if [ $count -ne 0 ]; then fail "any of scheduler events should not be recorded" fi do_reset exit 0 er' selected='selected'>master net-next plumbingsTobias Klauser

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