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 8E2E5C43217 for ; Wed, 16 Nov 2022 23:39:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238902AbiKPXj6 (ORCPT ); Wed, 16 Nov 2022 18:39:58 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32794 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234650AbiKPXjS (ORCPT ); Wed, 16 Nov 2022 18:39:18 -0500 Received: from mail-pj1-x1030.google.com (mail-pj1-x1030.google.com [IPv6:2607:f8b0:4864:20::1030]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E5BA6A763; Wed, 16 Nov 2022 15:39:13 -0800 (PST) Received: by mail-pj1-x1030.google.com with SMTP id u8-20020a17090a5e4800b002106dcdd4a0so3865252pji.1; Wed, 16 Nov 2022 15:39:13 -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=gJqneQ9QTXZ2Nr4v/IOHJnQH13z85d8cJMd1dVW/GqE=; b=WxKKwD9AP6JGdF8rPdym+94KFDGwSvA94zdVTpP+ka2zrbKN9gWpbo85Qu5kRRj2NK 8n+XifsJRDR+qhtLj4mtLEvSBldPeVCWTA6YBVpy3Xl6kp2U5E6NDEoCG5miB4sfHVL/ rAUBWLha9hBy1yw3qD2QIy5nArSHWW1BcRwniGjebCpvnDVc56vFjmTFBF5Tm8NIxxHi SJUM28Y15G8CsbP0DdfxJ6FJ9L0piqHPDz2Q29+Zib9m1B/VZxqKRborhxpJWV0a8xUz i+enn1tFDgSXcO9whAVyT9Yal9vQWakSCVATDf9zwyLaiFQUxeWf6dBNadPAMxMZwMci TJrw== 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=gJqneQ9QTXZ2Nr4v/IOHJnQH13z85d8cJMd1dVW/GqE=; b=ej5OJrspps2UddjZ4dzb1ZZHpwrYKB6NWR26Zdk5wEBSPV6sL3bkGjEzApoqe2ndQZ Kr/Os2uT5Fg132gF9nf+5X5HK3lQdbZ2Yxnh8+bo1UiISY7RynhQVE5uMlL19RgKXx15 zI1wTdk6vhqy3RdLL0/i866NrSqPnmpiNVsV41Q2hlYq3MZXLkoJsOgUS6Am4SqOOxDE e5str05iddQqLugYlARlaABsqK5ABrMBBYyTdjnpVG9flj2e6v5XYWnP40r0OhrG3Emx ZcnkZwATLdEwXsdrBHQHWQ7EW1+pEjOAvoSMyt/mLDAVqLpiV5XS4cMXQmax9nNuuUDC o76A== X-Gm-Message-State: ANoB5pn1QdTdOHLn5VUNrCm4059TdfOwVWl059JVBFz2p0u46I38ZLJL fZcWT4fVbnSJSml0dgdbLfo= X-Google-Smtp-Source: AA0mqf4SOX/goEZRzrZVVjtvlc+p3IGeu2AWbbXN2mfT/ULBYKhWFp4sMWjWN5pZw48RMrJxlgRIBA== X-Received: by 2002:a17:902:820b:b0:186:b3cb:3b85 with SMTP id x11-20020a170902820b00b00186b3cb3b85mr105421pln.96.1668641952542; Wed, 16 Nov 2022 15:39:12 -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.262.2022.11.16.15.39.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 16 Nov 2022 15:39:12 -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 11/12] perf test: Add 'datasym' test workload Date: Wed, 16 Nov 2022 15:38:53 -0800 Message-Id: <20221116233854.1596378-12-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 The datasym workload is to check if perf mem command gets the data addresses precisely. This is needed for data symbol test. $ perf test -w datasym I had to keep the buf1 in the data section, otherwise it could end up in the BSS and was mmaped as a separate //anon region, then it was not symbolized at all. It needs to be fixed separately. Signed-off-by: Namhyung Kim --- tools/perf/tests/builtin-test.c | 1 + tools/perf/tests/tests.h | 1 + tools/perf/tests/workloads/Build | 2 ++ tools/perf/tests/workloads/datasym.c | 24 ++++++++++++++++++++++++ 4 files changed, 28 insertions(+) create mode 100644 tools/perf/tests/workloads/datasym.c diff --git a/tools/perf/tests/builtin-test.c b/tools/perf/tests/builtin-test.c index 69fa56939309..4c6ae59a4dfd 100644 --- a/tools/perf/tests/builtin-test.c +++ b/tools/perf/tests/builtin-test.c @@ -124,6 +124,7 @@ static struct test_workload *workloads[] = { &workload__leafloop, &workload__sqrtloop, &workload__brstack, + &workload__datasym, }; static int num_subtests(const struct test_suite *t) diff --git a/tools/perf/tests/tests.h b/tools/perf/tests/tests.h index dc96f59cac2e..e15f24cfc909 100644 --- a/tools/perf/tests/tests.h +++ b/tools/perf/tests/tests.h @@ -205,5 +205,6 @@ DECLARE_WORKLOAD(thloop); DECLARE_WORKLOAD(leafloop); DECLARE_WORKLOAD(sqrtloop); DECLARE_WORKLOAD(brstack); +DECLARE_WORKLOAD(datasym); #endif /* TESTS_H */ diff --git a/tools/perf/tests/workloads/Build b/tools/perf/tests/workloads/Build index c933cdcf91d1..ec3cb10c52ae 100644 --- a/tools/perf/tests/workloads/Build +++ b/tools/perf/tests/workloads/Build @@ -5,6 +5,8 @@ perf-y += thloop.o perf-y += leafloop.o perf-y += sqrtloop.o perf-y += brstack.o +perf-y += datasym.o CFLAGS_leafloop.o = -g -O0 -fno-inline -fno-omit-frame-pointer CFLAGS_brstack.o = -g -O0 -fno-inline +CFLAGS_datasym.o = -g -O0 -fno-inline diff --git a/tools/perf/tests/workloads/datasym.c b/tools/perf/tests/workloads/datasym.c new file mode 100644 index 000000000000..ddd40bc63448 --- /dev/null +++ b/tools/perf/tests/workloads/datasym.c @@ -0,0 +1,24 @@ +#include +#include "../tests.h" + +typedef struct _buf { + char data1; + char reserved[55]; + char data2; +} buf __attribute__((aligned(64))); + +static buf buf1 = { + /* to have this in the data section */ + .reserved[0] = 1, +}; + +static int datasym(int argc __maybe_unused, const char **argv __maybe_unused) +{ + for (;;) { + buf1.data1++; + buf1.data2 += buf1.data1; + } + return 0; +} + +DEFINE_WORKLOAD(datasym); -- 2.38.1.584.g0f3c55d4c2-goog