From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D11C5C433FE for ; Wed, 16 Nov 2022 23:39:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238631AbiKPXjf (ORCPT ); Wed, 16 Nov 2022 18:39:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60728 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234276AbiKPXjH (ORCPT ); Wed, 16 Nov 2022 18:39:07 -0500 Received: from mail-pj1-x1029.google.com (mail-pj1-x1029.google.com [IPv6:2607:f8b0:4864:20::1029]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D25DB65E4B; Wed, 16 Nov 2022 15:39:06 -0800 (PST) Received: by mail-pj1-x1029.google.com with SMTP id l22-20020a17090a3f1600b00212fbbcfb78so3821034pjc.3; Wed, 16 Nov 2022 15:39:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:from:to:cc:subject:date :message-id:reply-to; bh=Kl5CORbtyeq6bL62pR/J7Hye71rdg9cfUGIiUjVmACc=; b=lMoX6oWy3zqd7jliSssWvwdjFagbZKGt2pkPll3nIBB5To/tHcukd+z0XU7bbJvNh4 d+yfNHSU+LGHsQPFxKJRZBSe2NHNTAsHxNUPaOXTsu5yyRNKmoKYVGTgst2ybLU9bFHe TBU4O51yENG3q9dFooPwbmp8xf3LUTxOqfa6uu8CTHJKwXRQJsObHnU/ihmoqaowF8NP 3iMG2tXU4igHwrSS8S+h2coWlXBQF2NGl69NAaW4s3WlmRd1gakCKzeB/UGvWl05FpYY UYkj/jdIaeqIx0HJPhuK5r+VVqrG3O8K0Pujg1r6mN8unIx2uvFz1xH2MDZkwcjJ85o/ IU0w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=Kl5CORbtyeq6bL62pR/J7Hye71rdg9cfUGIiUjVmACc=; b=LSt48tO29jTFJZYfjqUHkQ+30qbKrlNq1kDQ92+ZGm0l6nhONFn1umQkpUwcES5yCF 3dCGzT6N6skaBZg+Y3NA1g134qL8yVTSDnNgWG0jhs3mx0F6izqGM4zdYb8Q4eIYY6fT d/5Wr9bQo51b/XnEBJaJYVTHQC0d41yttybuaZD6XkpwrUZcTlzVf9Xo+rku+NWSybs1 bPfOvAsy5OZUEOWRR5SK7ClZraNWP0Y9Pj75obu81MEdTg7D9kliJraU8YR3HLVy15Yv wL3Rsj9TpgfqwS6ac2wN50xtYjj2aSKD8CJmbiAWA4d9s9MZeSEnWaTCxINrXAYNFwtt 1aJQ== X-Gm-Message-State: ANoB5pmfxQoHvQS2qrW8OWlk6JLSCFk/wFgp2ea6ag1C8aKUvUYcW1sl l0E3dIRqnWPi7LMLb7oz7W4= X-Google-Smtp-Source: AA0mqf7tKvgf9qg1ML0mEiAtf6QPnXgYdTg6RcD64QHKhPR670BpP+MGoBnWzI059quAH8OoUWkxtQ== X-Received: by 2002:a17:90a:6c25:b0:213:d1bc:9b74 with SMTP id x34-20020a17090a6c2500b00213d1bc9b74mr5798466pjj.229.1668641946124; Wed, 16 Nov 2022 15:39:06 -0800 (PST) Received: from youngsil.svl.corp.google.com ([2620:15c:2d4:203:5b40:ce8c:1f7c:9acc]) by smtp.gmail.com with ESMTPSA id bc10-20020a170902930a00b00188ef3ea2b6sm95929plb.262.2022.11.16.15.39.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Nov 2022 15:39:05 -0800 (PST) Sender: Namhyung Kim From: Namhyung Kim To: Arnaldo Carvalho de Melo , Jiri Olsa Cc: Ingo Molnar , Peter Zijlstra , LKML , Ian Rogers , Adrian Hunter , linux-perf-users@vger.kernel.org, Leo Yan , German Gomez , Zhengjun Xing , James Clark , Athira Jajeev Subject: [PATCH 06/12] perf test: Replace arm callgraph fp test workload with leafloop Date: Wed, 16 Nov 2022 15:38:48 -0800 Message-Id: <20221116233854.1596378-7-namhyung@kernel.org> X-Mailer: git-send-email 2.38.1.584.g0f3c55d4c2-goog In-Reply-To: <20221116233854.1596378-1-namhyung@kernel.org> References: <20221116233854.1596378-1-namhyung@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org So that it can get rid of requirement of a compiler. Reviewed-by: Leo Yan Tested-by: James Clark Signed-off-by: Namhyung Kim --- .../perf/tests/shell/test_arm_callgraph_fp.sh | 34 ++----------------- 1 file changed, 3 insertions(+), 31 deletions(-) diff --git a/tools/perf/tests/shell/test_arm_callgraph_fp.sh b/tools/perf/tests/shell/test_arm_callgraph_fp.sh index ec108d45d3c6..e61d8deaa0c4 100755 --- a/tools/perf/tests/shell/test_arm_callgraph_fp.sh +++ b/tools/perf/tests/shell/test_arm_callgraph_fp.sh @@ -4,44 +4,16 @@ lscpu | grep -q "aarch64" || exit 2 -if ! [ -x "$(command -v cc)" ]; then - echo "failed: no compiler, install gcc" - exit 2 -fi - PERF_DATA=$(mktemp /tmp/__perf_test.perf.data.XXXXX) -TEST_PROGRAM_SOURCE=$(mktemp /tmp/test_program.XXXXX.c) -TEST_PROGRAM=$(mktemp /tmp/test_program.XXXXX) +TEST_PROGRAM="perf test -w leafloop" cleanup_files() { rm -f $PERF_DATA - rm -f $TEST_PROGRAM_SOURCE - rm -f $TEST_PROGRAM } trap cleanup_files exit term int -cat << EOF > $TEST_PROGRAM_SOURCE -int a = 0; -void leaf(void) { - for (;;) - a += a; -} -void parent(void) { - leaf(); -} -int main(void) { - parent(); - return 0; -} -EOF - -echo " + Compiling test program ($TEST_PROGRAM)..." - -CFLAGS="-g -O0 -fno-inline -fno-omit-frame-pointer" -cc $CFLAGS $TEST_PROGRAM_SOURCE -o $TEST_PROGRAM || exit 1 - # Add a 1 second delay to skip samples that are not in the leaf() function perf record -o $PERF_DATA --call-graph fp -e cycles//u -D 1000 --user-callchains -- $TEST_PROGRAM 2> /dev/null & PID=$! @@ -58,11 +30,11 @@ wait $PID # program # 728 leaf # 753 parent -# 76c main +# 76c leafloop # ... perf script -i $PERF_DATA -F comm,ip,sym | head -n4 perf script -i $PERF_DATA -F comm,ip,sym | head -n4 | \ awk '{ if ($2 != "") sym[i++] = $2 } END { if (sym[0] != "leaf" || sym[1] != "parent" || - sym[2] != "main") exit 1 }' + sym[2] != "leafloop") exit 1 }' -- 2.38.1.584.g0f3c55d4c2-goog