#!/bin/bash# perf_probe :: Basic perf probe functionality (exclusive)# SPDX-License-Identifier: GPL-2.0 ##	test_basic of perf_probe test#	Author: Michael Petlan <mpetlan@redhat.com>#	Author: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>##	Description:##		This test tests basic functionality of perf probe command.# DIR_PATH="$(dirname $0)"TEST_RESULT=0 # include working environment. "$DIR_PATH/../common/init.sh" if ! check_kprobes_available; then	print_overall_skipped	exit 2fi  ### help message if [ "$PARAM_GENERAL_HELP_TEXT_CHECK" = "y" ]; then	# test that a help message is shown and looks reasonable	$CMD_PERF probe --help > $LOGS_DIR/basic_helpmsg.log 2> $LOGS_DIR/basic_helpmsg.err	PERF_EXIT_CODE=$? 	"$DIR_PATH/../common/check_all_patterns_found.pl" \		"PERF-PROBE" "NAME" "SYNOPSIS" "DESCRIPTION" "OPTIONS" \		"PROBE\s+SYNTAX" "PROBE\s+ARGUMENT" "LINE\s+SYNTAX" \		< $LOGS_DIR/basic_helpmsg.log	CHECK_EXIT_CODE=$?	"$DIR_PATH/../common/check_all_patterns_found.pl" \		"LAZY\s+MATCHING" "FILTER\s+PATTERN" "EXAMPLES" "SEE\s+ALSO" \		< $LOGS_DIR/basic_helpmsg.log	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../common/check_all_patterns_found.pl" \		"vmlinux" "module=" "source=" "verbose" "quiet" "add=" "del=" \		"list.*EVENT" "line=" "vars=" "externs" < $LOGS_DIR/basic_helpmsg.log	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../common/check_all_patterns_found.pl" \		"no-inlines" "funcs.*FILTER" "filter=FILTER" "force" "dry-run" \		"max-probes" "exec=" "demangle-kernel" < $LOGS_DIR/basic_helpmsg.log	(( CHECK_EXIT_CODE += $? ))	"$DIR_PATH/../common/check_no_patterns_found.pl" \		"No manual entry for" < $LOGS_DIR/basic_helpmsg.err	(( CHECK_EXIT_CODE += $? )) 	print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "help message"	(( TEST_RESULT += $? ))else	print_testcase_skipped "help message"fi  ### usage message # without any args perf-probe should print usage$CMD_PERF probe 2> $LOGS_DIR/basic_usage.log > /dev/null "$DIR_PATH/../common/check_all_patterns_found.pl" \	"[Uu]sage" "perf probe" "verbose" "quiet" "add" "del" "force" \	"line" "vars" "externs" "range" < $LOGS_DIR/basic_usage.logCHECK_EXIT_CODE=$? print_results 0 $CHECK_EXIT_CODE "usage message"(( TEST_RESULT += $? ))  ### quiet switch # '--quiet' should mute all output$CMD_PERF probe --quiet --add vfs_read > $LOGS_DIR/basic_quiet01.log 2> $LOGS_DIR/basic_quiet01.errPERF_EXIT_CODE=$?$CMD_PERF probe --quiet --del vfs_read > $LOGS_DIR/basic_quiet03.log 2> $LOGS_DIR/basic_quiet02.err(( PERF_EXIT_CODE += $? )) test "`cat $LOGS_DIR/basic_quiet*log $LOGS_DIR/basic_quiet*err | wc -l`" -eq 0CHECK_EXIT_CODE=$? print_results $PERF_EXIT_CODE $CHECK_EXIT_CODE "quiet switch"(( TEST_RESULT += $? ))  # print overall resultsprint_overall_results "$TEST_RESULT"exit $?