| # SPDX-License-Identifier: GPL-2.0 |
| # |
| # settings.sh of perf_probe test |
| # Author: Michael Petlan <mpetlan@redhat.com> |
| # Author: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com> |
| # |
| |
| export TEST_NAME="perf_probe" |
| |
| export MY_ARCH=`arch` |
| |
| if [ -n "$PERFSUITE_RUN_DIR" ]; then |
| # when $PERFSUITE_RUN_DIR is set to something, all the logs and temp files will be placed there |
| # --> the $PERFSUITE_RUN_DIR/perf_something/examples and $PERFSUITE_RUN_DIR/perf_something/logs |
| # dirs will be used for that |
| export PERFSUITE_RUN_DIR=`readlink -f $PERFSUITE_RUN_DIR` |
| export CURRENT_TEST_DIR="$PERFSUITE_RUN_DIR/$TEST_NAME" |
| export MAKE_TARGET_DIR="$CURRENT_TEST_DIR/examples" |
| test -d "$MAKE_TARGET_DIR" || mkdir -p "$MAKE_TARGET_DIR" |
| export LOGS_DIR="$PERFSUITE_RUN_DIR/$TEST_NAME/logs" |
| test -d "$LOGS_DIR" || mkdir -p "$LOGS_DIR" |
| else |
| # when $PERFSUITE_RUN_DIR is not set, logs will be placed here |
| export CURRENT_TEST_DIR="." |
| export LOGS_DIR="." |
| fi |
| |
| check_kprobes_available() |
| { |
| test -e /sys/kernel/debug/tracing/kprobe_events |
| } |
| |
| check_uprobes_available() |
| { |
| test -e /sys/kernel/debug/tracing/uprobe_events |
| } |
| |
| clear_all_probes() |
| { |
| echo 0 > /sys/kernel/debug/tracing/events/enable |
| check_kprobes_available && echo > /sys/kernel/debug/tracing/kprobe_events |
| check_uprobes_available && echo > /sys/kernel/debug/tracing/uprobe_events |
| } |
| |
| check_sdt_support() |
| { |
| $CMD_PERF list sdt | grep sdt > /dev/null 2> /dev/null |
| } |