diff options
Diffstat (limited to 'tools/testing/selftests/ftrace')
4 files changed, 47 insertions, 15 deletions
diff --git a/tools/testing/selftests/ftrace/Makefile b/tools/testing/selftests/ftrace/Makefile index 49d96bb16355..7c12263f8260 100644 --- a/tools/testing/selftests/ftrace/Makefile +++ b/tools/testing/selftests/ftrace/Makefile @@ -6,6 +6,6 @@ TEST_PROGS := ftracetest-ktap TEST_FILES := test.d settings EXTRA_CLEAN := $(OUTPUT)/logs/* -TEST_GEN_PROGS = poll +TEST_GEN_FILES := poll include ../lib.mk diff --git a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc index 73f6c6fcecab..2506f464811b 100644 --- a/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc +++ b/tools/testing/selftests/ftrace/test.d/dynevent/add_remove_fprobe.tc @@ -16,6 +16,18 @@ ocnt=`cat enabled_functions | wc -l` echo "f:myevent1 $PLACE" >> dynamic_events +echo "f:myevent2 $PLACE%return" >> dynamic_events + +# add another event +echo "f:myevent3 $PLACE2" >> dynamic_events + +grep -q myevent1 dynamic_events +grep -q myevent2 dynamic_events +grep -q myevent3 dynamic_events +test -d events/fprobes/myevent1 +test -d events/fprobes/myevent2 + +echo 1 > events/fprobes/myevent1/enable # Make sure the event is attached and is the only one grep -q $PLACE enabled_functions cnt=`cat enabled_functions | wc -l` @@ -23,29 +35,22 @@ if [ $cnt -ne $((ocnt + 1)) ]; then exit_fail fi -echo "f:myevent2 $PLACE%return" >> dynamic_events - +echo 1 > events/fprobes/myevent2/enable # It should till be the only attached function cnt=`cat enabled_functions | wc -l` if [ $cnt -ne $((ocnt + 1)) ]; then exit_fail fi -# add another event -echo "f:myevent3 $PLACE2" >> dynamic_events - +echo 1 > events/fprobes/myevent3/enable +# If the function is different, the attached function should be increased grep -q $PLACE2 enabled_functions cnt=`cat enabled_functions | wc -l` if [ $cnt -ne $((ocnt + 2)) ]; then exit_fail fi -grep -q myevent1 dynamic_events -grep -q myevent2 dynamic_events -grep -q myevent3 dynamic_events -test -d events/fprobes/myevent1 -test -d events/fprobes/myevent2 - +echo 0 > events/fprobes/myevent2/enable echo "-:myevent2" >> dynamic_events grep -q myevent1 dynamic_events @@ -57,6 +62,7 @@ if [ $cnt -ne $((ocnt + 2)) ]; then exit_fail fi +echo 0 > events/fprobes/enable echo > dynamic_events # Should have none left @@ -67,12 +73,14 @@ fi echo "f:myevent4 $PLACE" >> dynamic_events +echo 1 > events/fprobes/myevent4/enable # Should only have one enabled cnt=`cat enabled_functions | wc -l` if [ $cnt -ne $((ocnt + 1)) ]; then exit_fail fi +echo 0 > events/fprobes/enable echo > dynamic_events # Should have none left diff --git a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc index b7c8f29c09a9..65916bb55dfb 100644 --- a/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc +++ b/tools/testing/selftests/ftrace/test.d/event/subsystem-enable.tc @@ -14,11 +14,35 @@ fail() { #msg exit_fail } +# As reading trace can last forever, simply look for 3 different +# events then exit out of reading the file. If there's not 3 different +# events, then the test has failed. +check_unique() { + cat trace | grep -v '^#' | awk ' + BEGIN { cnt = 0; } + { + for (i = 0; i < cnt; i++) { + if (event[i] == $5) { + break; + } + } + if (i == cnt) { + event[cnt++] = $5; + if (cnt > 2) { + exit; + } + } + } + END { + printf "%d", cnt; + }' +} + echo 'sched:*' > set_event yield -count=`head -n 100 trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` +count=`check_unique` if [ $count -lt 3 ]; then fail "at least fork, exec and exit events should be recorded" fi @@ -29,7 +53,7 @@ echo 1 > events/sched/enable yield -count=`head -n 100 trace | grep -v ^# | awk '{ print $5 }' | sort -u | wc -l` +count=`check_unique` if [ $count -lt 3 ]; then fail "at least fork, exec and exit events should be recorded" fi diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc index 4b994b6df5ac..ed81eaf2afd6 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc @@ -29,7 +29,7 @@ ftrace_filter_check 'schedule*' '^schedule.*$' ftrace_filter_check '*pin*lock' '.*pin.*lock$' # filter by start*mid* -ftrace_filter_check 'mutex*try*' '^mutex.*try.*' +ftrace_filter_check 'mutex*unl*' '^mutex.*unl.*' # Advanced full-glob matching feature is recently supported. # Skip the tests if we are sure the kernel does not support it. |