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Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394#!/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 $?