From patchwork Fri May 31 05:57:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Adrian Hunter X-Patchwork-Id: 13681160 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 950FCC25B75 for ; Fri, 31 May 2024 06:00:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=sDvTXTuL+l/eehv58YkSlyek+TRK+jG6CN4mOsP070g=; b=MkoZ1tyXdk1KEv P2yH72ESju0yK38SmACbmnrbCa2/bJIWs+Vj80JyWx++Q9d69N3w6wpXp5RIoX5gf8fwVSsd1Zn1l c1iLZwt4h5Mok5o2aQ7M4IRuPAmDSsOBeyKeNelCFpAb7/MeDfo8eaN1a0H0WCgB3njr+glo22Jv1 u3xIbNKhe0EhIpR4HEtmKdN6oQkubTxdOUY26FDyLzqx5+fGqVqUYvQrscfXFzWlxpJay1VDV+aTz 2C2I3PLFr+4QYIlj3FofApIeh9ovt0f6Qs6JNxi7YfPeSqn1CwzH8Mz4ZE2mD8Kt86+wp7Y0uXvKd O9xlKy8OZ1F33w6U54qA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sCvJB-00000009KuC-1ExD; Fri, 31 May 2024 06:00:09 +0000 Received: from mgamail.intel.com ([192.198.163.10]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sCvI0-00000009KG5-0G4k for linux-arm-kernel@lists.infradead.org; Fri, 31 May 2024 05:59:03 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1717135136; x=1748671136; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=T3lYCZNDTOox5kJQOOR6Dbvex/BUJB0U27xJgGtdjGk=; b=eT/sDjCnFzy2Vc2/g4Oel29M4rDvrmihdh53l4fdJVU8tecz5vpVwP2A H27W6B3yyrVjjPyWuFwBsL7s+/teEjnqvSJY9crSVzhzU9MxilN85b7bd CY8DkapYu5aNpJXUHUMXdZCNvNKWgu+PBPIwXtm+dCJOsjHdbMLlhfZRu l5e7lUGnyZs/xLoqsXhrcjSObo3u2XIxcHuPmDcScagIKQ1Vn3Kk34bIe 3+2O7BO7JQqhKfmrRPjj6Xf86+TXYgMJTEuhdXQIyjYEkc4E82Kd6n1Ry yuQ5QgELmubzFv/0CL26mUSdFoY3csiu6V/QXZkCvDcJsFKoV7H4VjJ9M g==; X-CSE-ConnectionGUID: FiEfH5foQp6CHtCJ0FdFRw== X-CSE-MsgGUID: rmXudJKAT5OKnw2ddEWFHg== X-IronPort-AV: E=McAfee;i="6600,9927,11088"; a="25068336" X-IronPort-AV: E=Sophos;i="6.08,203,1712646000"; d="scan'208";a="25068336" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2024 22:58:55 -0700 X-CSE-ConnectionGUID: SxjeQndQTHueuh3XL3CyeQ== X-CSE-MsgGUID: P9VZf4uyTHmJ9O/ifrtZkA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,203,1712646000"; d="scan'208";a="40511003" Received: from ahunter6-mobl1.ger.corp.intel.com (HELO localhost.localdomain) ([10.246.41.28]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 May 2024 22:58:51 -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 V7 12/12] perf intel-pt: Add a test for pause / resume Date: Fri, 31 May 2024 08:57:31 +0300 Message-Id: <20240531055731.12541-13-adrian.hunter@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240531055731.12541-1-adrian.hunter@intel.com> References: <20240531055731.12541-1-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-20240530_225856_396668_BB83A10D X-CRM114-Status: GOOD ( 11.78 ) 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