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Thu, 08 Jun 2023 16:24:05 -0700 (PDT) Received: from bangji.hsd1.ca.comcast.net ([2601:647:6700:7f00:c14c:6e39:cb7d:ad66]) by smtp.gmail.com with ESMTPSA id e18-20020a656792000000b0053f1d55676fsm1618203pgr.2.2023.06.08.16.24.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 08 Jun 2023 16:24:04 -0700 (PDT) Sender: Namhyung Kim From: Namhyung Kim To: Arnaldo Carvalho de Melo , Jiri Olsa Cc: Ian Rogers , Adrian Hunter , Peter Zijlstra , Ingo Molnar , LKML , linux-perf-users@vger.kernel.org, Stephane Eranian Subject: [PATCH 3/3] perf test: Add test of libpfm4 events Date: Thu, 8 Jun 2023 16:24:00 -0700 Message-ID: <20230608232400.3056312-4-namhyung@kernel.org> X-Mailer: git-send-email 2.41.0.162.gfafddb0af9-goog In-Reply-To: <20230608232400.3056312-1-namhyung@kernel.org> References: <20230608232400.3056312-1-namhyung@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Ian Rogers $ ./perf test -v 102 102: perf all libpfm4 events test : --- start --- test child forked, pid 3030994 Testing ix86arch::UNHALTED_CORE_CYCLES Testing ix86arch::INSTRUCTION_RETIRED Testing ix86arch::UNHALTED_REFERENCE_CYCLES Testing ix86arch::LLC_REFERENCES Testing ix86arch::LLC_MISSES Testing ix86arch::BRANCH_INSTRUCTIONS_RETIRED Testing ix86arch::MISPREDICTED_BRANCH_RETIRED Testing perf_raw::r0000 Testing icl::UNHALTED_CORE_CYCLES Testing icl::UNHALTED_REFERENCE_CYCLES ... test child finished with 0 ---- end ---- perf all libpfm4 events test: Ok Signed-off-by: Ian Rogers Signed-off-by: Namhyung Kim --- tools/perf/tests/shell/stat_all_pfm.sh | 51 ++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100755 tools/perf/tests/shell/stat_all_pfm.sh diff --git a/tools/perf/tests/shell/stat_all_pfm.sh b/tools/perf/tests/shel= l/stat_all_pfm.sh new file mode 100755 index 000000000000..4d004f777a6e --- /dev/null +++ b/tools/perf/tests/shell/stat_all_pfm.sh @@ -0,0 +1,51 @@ +#!/bin/sh +# perf all libpfm4 events test +# SPDX-License-Identifier: GPL-2.0 + +if perf version --build-options | grep HAVE_LIBPFM | grep -q OFF +then + echo "Skipping, no libpfm4 support" + exit 2 +fi + +err=3D0 +for p in $(perf list --raw-dump pfm) +do + if echo "$p" | grep -q unc_ + then + echo "Skipping uncore event '$p' that may require additional options." + continue + fi + echo "Testing $p" + result=3D$(perf stat --pfm-events "$p" true 2>&1) + x=3D$? + if echo "$result" | grep -q "failed to parse event $p : invalid or missi= ng unit mask" + then + continue + fi + if test "$x" -ne "0" + then + echo "Unexpected exit code '$x'" + err=3D1 + fi + if ! echo "$result" | grep -q "$p" && ! echo "$result" | grep -q "" + then + # We failed to see the event and it is supported. Possibly the workloa= d was + # too small so retry with something longer. + result=3D$(perf stat --pfm-events "$p" perf bench internals synthesize= 2>&1) + x=3D$? + if test "$x" -ne "0" + then + echo "Unexpected exit code '$x'" + err=3D1 + fi + if ! echo "$result" | grep -q "$p" + then + echo "Event '$p' not printed in:" + echo "$result" + err=3D1 + fi + fi +done + +exit "$err" --=20 2.41.0.162.gfafddb0af9-goog