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[104.58.203.241]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2d613941ee7sm6376216a91.24.2024.08.24.09.33.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 24 Aug 2024 09:33:32 -0700 (PDT) From: Howard Chu To: acme@kernel.org Cc: adrian.hunter@intel.com, irogers@google.com, jolsa@kernel.org, kan.liang@linux.intel.com, namhyung@kernel.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 8/8] perf trace: Add general tests for augmented syscalls Date: Sun, 25 Aug 2024 00:33:22 +0800 Message-ID: <20240824163322.60796-9-howardchu95@gmail.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20240824163322.60796-1-howardchu95@gmail.com> References: <20240824163322.60796-1-howardchu95@gmail.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit In this test, augmentation for: * string * buffer * struct Is tested. Please use this command: perf test "perf trace general tests" Signed-off-by: Howard Chu Suggested-by: Ian Rogers --- tools/perf/tests/shell/trace_btf_general.sh | 67 +++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100755 tools/perf/tests/shell/trace_btf_general.sh diff --git a/tools/perf/tests/shell/trace_btf_general.sh b/tools/perf/tests/shell/trace_btf_general.sh new file mode 100755 index 000000000000..0b4ea8462390 --- /dev/null +++ b/tools/perf/tests/shell/trace_btf_general.sh @@ -0,0 +1,67 @@ +#!/bin/sh +# perf trace general tests +# SPDX-License-Identifier: GPL-2.0 + +err=0 +set -e + +. "$(dirname $0)"/lib/probe.sh +skip_if_no_perf_trace || exit 2 + +file1=$(mktemp /tmp/file1_XXXXX) +file2=$(echo $file1 | sed 's/file1/file2/g') + +buffer="this is a buffer for testing" + +trap cleanup EXIT TERM INT HUP + +trace_test_string() { + echo "Testing perf trace's string augmentation" + if ! perf trace -e renameat* --max-events=1 -- mv ${file1} ${file2} 2>&1 | grep -q -E "renameat[2]*.*oldname: \"${file1}\".*newname: \"${file2}\".*" + then + echo "String augmentation test failed" + err=1 + fi +} + +trace_test_buffer() { + echo "Testing perf trace's buffer augmentation" + if ! perf trace -e write --max-events=1 -- echo "${buffer}" 2>&1 | grep -q -E ".*write.*buf: ${buffer}.*" + then + echo "Buffer augmentation test failed" + err=1 + fi +} + +trace_test_struct_btf() { + echo "Testing perf trace's struct augmentation" + if ! perf trace -e clock_nanosleep --force-btf --max-events=1 -- sleep 1 2>&1 | grep -q -E ".*clock_nanosleep\(rqtp: \{1,\}, rmtp: \{1,\}\).* = 0" + then + echo "BTF struct augmentation test failed" + err=1 + fi +} + +cleanup() { + rm -rf ${file1} ${file2} +} + +trap_cleanup() { + echo "Unexpected signal in ${FUNCNAME[1]}" + cleanup + exit 1 +} + +trace_test_string + +if [ $err = 0 ]; then + trace_test_buffer +fi + +if [ $err = 0 ]; then + trace_test_struct_btf +fi + +cleanup + +exit $err -- 2.45.2