From patchwork Fri Jun 28 06:51:11 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adrian Hunter X-Patchwork-Id: 13715549 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2117DC2BBCA for ; Fri, 28 Jun 2024 06:53:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=XaBTxXBw6KWOKhqqOSnSX1kvXh3ODLZ7sHjT43w9s9M=; b=PsnmSqXnEq00crblTDgBBRZXnN wj+h4wWZJ06MJZhzEUgelLI5m0zfsfwLdBVwcQMZo4+fCtO3Ws+3/7mz6crKVEgHkhq2J3L1k9qzc KA3PKUejYVlrdOW7zLTi6jpNyKWgwnZNOuGkThJGgcZ4oVGw6zNbh2F9yqvvmiOTEDEfpmG/JohHj tzPuKIsqQaruukoVnU3IDOcrR1OONMZa86S4rHDbW/x1NhiEg+YisTAnNzv/FKNmYSsRCNzGtrtiQ 0kUkVPI27EfrLJvAhF1Dziwul8w2RoFs+DZ5mMf/Z7Gb++nKDR/o5//znZ5j5O1O44cJg07xUbAzh ddwbijBA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sN5Tx-0000000Cohp-1vm2; Fri, 28 Jun 2024 06:53:17 +0000 Received: from mgamail.intel.com ([198.175.65.16]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sN5TU-0000000CoLv-3AkA for linux-arm-kernel@lists.infradead.org; Fri, 28 Jun 2024 06:52:51 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1719557569; x=1751093569; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=T3lYCZNDTOox5kJQOOR6Dbvex/BUJB0U27xJgGtdjGk=; b=beQaqVMIYhS7Y9d/EAJk4ZmXsquiBpdeYV654UJ1iZ3Qtag7d+7hIN+j 1iPpe0wlkZ5xdYOXuPOuHfGBmvR4TM7JtkOz9b8O+nn6OX5Qgtaz7Dalq OkO/gr6+dhpJohX5FVLwhVJDrvv4+jbqqPDXWzRzcUuquZmO2m3svzGFX izDhnoK7D/6M8inYqNMWmBiqt7/oPYWnEdh1gb+caJXXiT2BKf6nsu43Q 3kyHvp6BKtKezbMueT6mY6WCCCiSErRlVlHcsAz9ukmwl0EyGjoRAFrb3 32iJnoU77J6TxOB2/6m6kR4PAT4+HOmt98HuEfFFi11XkQ1LiyptEFBcY g==; X-CSE-ConnectionGUID: mVzWXoMZTX2STatro92WjA== X-CSE-MsgGUID: zDn/5C32QX29E0+KSaNr3A== X-IronPort-AV: E=McAfee;i="6700,10204,11116"; a="16857302" X-IronPort-AV: E=Sophos;i="6.09,168,1716274800"; d="scan'208";a="16857302" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jun 2024 23:52:47 -0700 X-CSE-ConnectionGUID: DrufGUwaQPOYEdcNzMZCYQ== X-CSE-MsgGUID: MBME6hPKQbmI3zRCAiqadw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,168,1716274800"; d="scan'208";a="75386750" Received: from ahunter6-mobl1.ger.corp.intel.com (HELO localhost.localdomain) ([10.246.49.253]) by orviesa002-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Jun 2024 23:52:41 -0700 From: Adrian Hunter To: Peter Zijlstra Cc: Ingo Molnar , Mark Rutland , Alexander Shishkin , Heiko Carstens , Thomas Richter , Hendrik Brueckner , Suzuki K Poulose , Mike Leach , James Clark , coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, Yicong Yang , Jonathan Cameron , Will Deacon , Arnaldo Carvalho de Melo , Jiri Olsa , Namhyung Kim , Ian Rogers , Andi Kleen , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Subject: [PATCH V8 12/12] perf intel-pt: Add a test for pause / resume Date: Fri, 28 Jun 2024 09:51:11 +0300 Message-Id: <20240628065111.59718-13-adrian.hunter@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240628065111.59718-1-adrian.hunter@intel.com> References: <20240628065111.59718-1-adrian.hunter@intel.com> MIME-Version: 1.0 Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240627_235248_925934_62A851F7 X-CRM114-Status: GOOD ( 11.89 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add a simple sub-test to the "Miscellaneous Intel PT testing" test to check pause / resume. Signed-off-by: Adrian Hunter Acked-by: Ian Rogers Reviewed-by: Andi Kleen --- tools/perf/tests/shell/test_intel_pt.sh | 28 +++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/tools/perf/tests/shell/test_intel_pt.sh b/tools/perf/tests/shell/test_intel_pt.sh index 723ec501f99a..e359db0d0ff2 100755 --- a/tools/perf/tests/shell/test_intel_pt.sh +++ b/tools/perf/tests/shell/test_intel_pt.sh @@ -644,6 +644,33 @@ test_pipe() return 0 } +test_pause_resume() +{ + echo "--- Test with pause / resume ---" + if ! perf_record_no_decode -o "${perfdatafile}" -e intel_pt/aux-action=start-paused/u uname ; then + echo "SKIP: pause / resume is not supported" + return 2 + fi + if ! perf_record_no_bpf -o "${perfdatafile}" \ + -e intel_pt/aux-action=start-paused/u \ + -e instructions/period=50000,aux-action=resume,name=Resume/u \ + -e instructions/period=100000,aux-action=pause,name=Pause/u uname ; then + echo "perf record with pause / resume failed" + return 1 + fi + if ! perf script -i "${perfdatafile}" --itrace=b -Fperiod,event | \ + awk 'BEGIN {paused=1;branches=0} + /Resume/ {paused=0} + /branches/ {if (paused) exit 1;branches=1} + /Pause/ {paused=1} + END {if (!branches) exit 1}' ; then + echo "perf record with pause / resume failed" + return 1 + fi + echo OK + return 0 +} + count_result() { if [ "$1" -eq 2 ] ; then @@ -672,6 +699,7 @@ test_power_event || ret=$? ; count_result $ret ; ret=0 test_no_tnt || ret=$? ; count_result $ret ; ret=0 test_event_trace || ret=$? ; count_result $ret ; ret=0 test_pipe || ret=$? ; count_result $ret ; ret=0 +test_pause_resume || ret=$? ; count_result $ret ; ret=0 cleanup