shell/base_probe/test_adding_kernel.sh

32 ### basic probe adding
36 	$CMD_PERF probe $opt $TEST_PROBE 2> $LOGS_DIR/adding_kernel_add$opt.err
39 	../common/check_all_patterns_found.pl "Added new events?:" "probe:$TEST_PROBE" "on $TEST_PROBE" < $LOGS_DIR/adding_kernel_add$opt.err
42 	print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "adding probe $TEST_PROBE :: $opt"
47 ### listing added probe :: perf list
50 $CMD_PERF list probe:\* > $LOGS_DIR/adding_kernel_list.log
53 ../common/check_all_lines_matched.pl "$RE_LINE_EMPTY" "List of pre-defined events" "probe:${TEST_PROBE}(?:_\d+)?\s+\[Tracepoint event\]" "Metric Groups:" < $LOGS_DIR/adding_kernel_list.log
56 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "listing added probe :: perf list"
60 ### listing added probe :: perf probe -l
63 $CMD_PERF probe -l > $LOGS_DIR/adding_kernel_list-l.log
66 ../common/check_all_patterns_found.pl "\s*probe:${TEST_PROBE}(?:_\d+)?\s+\(on ${TEST_PROBE}(?:[:\+]$RE_NUMBER_HEX)?@.+\)" < $LOGS_DIR/adding_kernel_list-l.log
69 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "listing added probe :: perf probe -l"
73 ### using added probe
75 $CMD_PERF stat -e probe:$TEST_PROBE\* -o $LOGS_DIR/adding_kernel_using_probe.log -- cat /proc/uptime > /dev/null
79 REGEX_STAT_VALUES="\s*\d+\s+probe:$TEST_PROBE"
81 REGEX_STAT_VALUE_NONZERO="\s*[1-9][0-9]*\s+probe:$TEST_PROBE"
88 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "using added probe"
92 ### removing added probe
94 # '-d' should remove the probe
95 $CMD_PERF probe -d $TEST_PROBE\* 2> $LOGS_DIR/adding_kernel_removing.err
98 ../common/check_all_lines_matched.pl "Removed event: probe:$TEST_PROBE" < $LOGS_DIR/adding_kernel_removing.err
101 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "deleting added probe"
105 ### listing removed probe
108 $CMD_PERF list probe:\* > $LOGS_DIR/adding_kernel_list_removed.log
114 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "listing removed probe (should NOT be listed)"
121 $CMD_PERF probe -n --add $TEST_PROBE 2> $LOGS_DIR/adding_kernel_dryrun.err
125 ../common/check_all_patterns_found.pl "Added new events?:" "probe:$TEST_PROBE" "on $TEST_PROBE" < $LOGS_DIR/adding_kernel_dryrun.err
128 # check that no probe was added in real
129 ! ( $CMD_PERF probe -l | grep "probe:$TEST_PROBE" )
132 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "dry run :: adding probe"
138 # when using '--force' a probe should be added even if it is already there
139 $CMD_PERF probe --add $TEST_PROBE 2> $LOGS_DIR/adding_kernel_forceadd_01.err
142 ../common/check_all_patterns_found.pl "Added new events?:" "probe:$TEST_PROBE" "on $TEST_PROBE" < $LOGS_DIR/adding_kernel_forceadd_01.err
145 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "force-adding probes :: first probe adding"
148 # adding existing probe without '--force' should fail
149 ! $CMD_PERF probe --add $TEST_PROBE 2> $LOGS_DIR/adding_kernel_forceadd_02.err
155 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "force-adding probes :: second probe adding (without force)"
158 # adding existing probe with '--force' should pass
159 NO_OF_PROBES=`$CMD_PERF probe -l | wc -l`
160 $CMD_PERF probe --force --add $TEST_PROBE 2> $LOGS_DIR/adding_kernel_forceadd_03.err
163 ../common/check_all_patterns_found.pl "Added new events?:" "probe:${TEST_PROBE}_${NO_OF_PROBES}" "on $TEST_PROBE" < $LOGS_DIR/adding_kernel_forceadd_03.err
166 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "force-adding probes :: second probe adding (with force)"
170 ### using doubled probe
173 $CMD_PERF stat -e probe:$TEST_PROBE -e probe:${TEST_PROBE}_${NO_OF_PROBES} -x';' -o $LOGS_DIR/adding_kernel_using_two.log -- bash -c 'cat /proc/cpuinfo > /dev/null'
176 REGEX_LINE="$RE_NUMBER;+probe:${TEST_PROBE}_?(?:$NO_OF_PROBES)?;$RE_NUMBER;$RE_NUMBER"
186 print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "using doubled probe"
192 $CMD_PERF probe --del \* 2> $LOGS_DIR/adding_kernel_removing_wildcard.err
195 ../common/check_all_lines_matched.pl "Removed event: probe:$TEST_PROBE" "Removed event: probe:${TEST_PROBE}_1" < $LOGS_DIR/adding_kernel_removing_wildcard.err
204 $CMD_PERF probe -nf --max-probes=512 -a 'vfs_* $params' 2> $LOGS_DIR/adding_kernel_adding_wildcard.err
207 ../common/check_all_patterns_found.pl "probe:vfs_mknod" "probe:vfs_create" "probe:vfs_rmdir" "probe:vfs_link" "probe:vfs_write" < $LOGS_DIR/adding_kernel_adding_wildcard.err
216 # perf probe should survive a non-existing variable probing attempt
217 { $CMD_PERF probe 'vfs_read somenonexistingrandomstuffwhichisalsoprettylongorevenlongertoexceed64' ; } 2> $LOGS_DIR/adding_kernel_nonexisting.err
240 # adding probe with return value
241 $CMD_PERF probe --add "$TEST_PROBE%return \$retval" 2> $LOGS_DIR/adding_kernel_func_retval_add.err
244 ../common/check_all_patterns_found.pl "Added new events?:" "probe:$TEST_PROBE" "on $TEST_PROBE%return with \\\$retval" < $LOGS_DIR/adding_kernel_func_retval_add.err
251 $CMD_PERF record -e probe:$TEST_PROBE\* -o $CURRENT_TEST_DIR/perf.data -- cat /proc/cpuinfo > /dev/null 2> $LOGS_DIR/adding_kernel_func_retval_record.err
264 REGEX_SCRIPT_LINE="\s*cat\s+$RE_NUMBER\s+\[$RE_NUMBER\]\s+$RE_NUMBER:\s+probe:$TEST_PROBE\w*:\s+\($RE_NUMBER_HEX\s+<\-\s+$RE_NUMBER_HEX\)\s+arg1=$RE_NUMBER_HEX"