From patchwork Thu Jul 28 22:28:22 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ian Rogers X-Patchwork-Id: 12931773 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 8B756C19F2B for ; Thu, 28 Jul 2022 22:30:23 +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:Cc:To:From:Subject:References: Mime-Version:Message-Id:In-Reply-To:Date:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=f8o1LyzBDl8k63nKNYBbiExv32sydoBoygtTO0c0NDc=; b=apfpMAnmTmxV8A76SJQoEKcBLB qWmXWyAt+F1VYzBGbfr3P5NYMCAYhtsugYIAYgg1NJ5EYgCkyHGW1mh+euscujfX3h8Bp5dHfwu8S phFXFOcubpqwewfVUHqw/zgmwyq9AgrdaeyUqLz1RAINyOKxm6ASTYGW3vsy1Y5svuk5nsL/Pex57 Z+aIAo8X33+cvjJ74+ppNDSY+g2aidKyp9HDABEzXSxCfCgV5S2jFERPe3djSx8CmPs1nYdgHU1wW cKWiSVMgjdM188lsYXh8e9MmNoEGDPp3x2VaduYOpY0gsXpyh74opQipUSsJL8GEC48y8swOXe81E fk6urxTA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oHC0Q-00FXxU-EA; Thu, 28 Jul 2022 22:29:22 +0000 Received: from mail-yb1-xb4a.google.com ([2607:f8b0:4864:20::b4a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oHBzt-00FXkT-Nn for linux-arm-kernel@lists.infradead.org; Thu, 28 Jul 2022 22:28:52 +0000 Received: by mail-yb1-xb4a.google.com with SMTP id k16-20020a252410000000b006718984ef63so2547444ybk.3 for ; Thu, 28 Jul 2022 15:28:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=PAMYE5nA6x/0rM4fcpKEc44VpXtkeHXLPztYWQSShps=; b=q7GyLPMQg08wMiGOvxfosdUGgOzBaCMvKsPXzf6wuMTNM/5qIo45oFwR0Rcs0OeF7v PehNR9fwBji2AybRece8ziGLURVbjIr7Z8rejoJIMA6T3Nq5PqdRf8ZwGWj7pmdbNhsM bX9dvnWfO5im6u4OeSbaG4FfGHJQ7YIhl8W+ZHA8ZANfx3L29NgUQzDQsHqES6zuOwbA OxgBBFC2Q3XjiOADPHif20mL42ImAygV43tb4oSYcE7KWD2IY5sj87qwOUSN3UMM8++T zbfJXAOumJr2CGpj8Ma0jihKtn1Et0UMPHLExBW/FNE3LBnBjB5AdR7vSxzR/KxIa0y7 EI1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=PAMYE5nA6x/0rM4fcpKEc44VpXtkeHXLPztYWQSShps=; b=BkggFSKnx5WyHNhNyz4cwffqgG4iTpI34yrSpI81hMOZY3xxuclVn8D8oRs+tSUDxO V//lpR7QrQGiQlic+CLAr9rLG6D/3PBwR03i8jhX7ph3OW4hs4axSXdN7qr6vdBRVFEP doMrHgsagbELjHU+PCcOAITdx5pysLkFXHhj6g8ar4lixzodY+9J9u04T5qf6uf4ecSh PxjSrdFalvjRn6A8FJP0N8bjyyYb0PQ6FDTIdqHj40vWgMppUQMXUGRVaMazQdMoIt0e UKAemeEvQDAMAH6m+/U7yLcIGWbkNOO+mYIYbIqz2cNNaCDbmWgzg9wXkVulvvJ7zKSF ONcA== X-Gm-Message-State: ACgBeo39V/nBqwdItFWYMtjxh8lU8OLwtjvw3RRdbuFRg3CNdR3QnL25 90fXfqKmJVbzqoD5AsB3010wVLR6JFHm X-Google-Smtp-Source: AA6agR7n1AM/sEDK2WOQ5AYm51RX7umbHFqJMTPU2Yss9M5FDQkRVwxvAreZ3zvNVfgW9qwR1gcFmdpH9ZMN X-Received: from irogers.svl.corp.google.com ([2620:15c:2d4:203:fd09:96c3:28af:b08f]) (user=irogers job=sendgmr) by 2002:a25:d00d:0:b0:671:8a46:b00b with SMTP id h13-20020a25d00d000000b006718a46b00bmr639021ybg.173.1659047327341; Thu, 28 Jul 2022 15:28:47 -0700 (PDT) Date: Thu, 28 Jul 2022 15:28:22 -0700 In-Reply-To: <20220728222835.3254224-1-irogers@google.com> Message-Id: <20220728222835.3254224-4-irogers@google.com> Mime-Version: 1.0 References: <20220728222835.3254224-1-irogers@google.com> X-Mailer: git-send-email 2.37.1.455.g008518b4e5-goog Subject: [PATCH v2 03/16] perf jevent: Add an 'all' architecture argument From: Ian Rogers To: John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Andi Kleen , Zhengjun Xing , Ravi Bangoria , Kan Liang , Adrian Hunter , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org Cc: Stephane Eranian , Ian Rogers X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220728_152849_796286_70F2C226 X-CRM114-Status: GOOD ( 19.02 ) 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 When 'all' is passed as the architecture generate a mapping table for all architectures. This simplifies testing. To identify the table for an architecture add an arch variable to the pmu_events_map. Signed-off-by: Ian Rogers --- tools/perf/pmu-events/jevents.py | 70 ++++++++++++++++++------------ tools/perf/pmu-events/pmu-events.h | 1 + tools/perf/tests/pmu-events.c | 3 +- 3 files changed, 45 insertions(+), 29 deletions(-) diff --git a/tools/perf/pmu-events/jevents.py b/tools/perf/pmu-events/jevents.py index 4a170f23bd67..2a9a1a086dee 100755 --- a/tools/perf/pmu-events/jevents.py +++ b/tools/perf/pmu-events/jevents.py @@ -305,38 +305,45 @@ def process_one_file(parents: Sequence[str], item: os.DirEntry) -> None: print_events_table_entries(item, get_topic(item.name)) -def print_mapping_table() -> None: +def print_mapping_table(archs: Sequence[str]) -> None: """Read the mapfile and generate the struct from cpuid string to event table.""" - with open(f'{_args.starting_dir}/{_args.arch}/mapfile.csv') as csvfile: - table = csv.reader(csvfile) - _args.output_file.write( - 'const struct pmu_events_map pmu_events_map[] = {\n') - first = True - for row in table: - # Skip the first row or any row beginning with #. - if not first and len(row) > 0 and not row[0].startswith('#'): - tblname = file_name_to_table_name([], row[2].replace('/', '_')) - _args.output_file.write("""{ -\t.cpuid = \"%s\", -\t.version = \"%s\", -\t.type = \"%s\", -\t.table = %s -}, -""" % (row[0].replace('\\', '\\\\'), row[1], row[3], tblname)) - first = False - - _args.output_file.write("""{ + _args.output_file.write('const struct pmu_events_map pmu_events_map[] = {\n') + for arch in archs: + if arch == 'test': + _args.output_file.write("""{ +\t.arch = "testarch", \t.cpuid = "testcpu", \t.version = "v1", \t.type = "core", \t.table = pme_test_soc_cpu, }, -{ +""") + else: + with open(f'{_args.starting_dir}/{arch}/mapfile.csv') as csvfile: + table = csv.reader(csvfile) + first = True + for row in table: + # Skip the first row or any row beginning with #. + if not first and len(row) > 0 and not row[0].startswith('#'): + tblname = file_name_to_table_name([], row[2].replace('/', '_')) + cpuid = row[0].replace('\\', '\\\\') + _args.output_file.write(f"""{{ +\t.arch = "{arch}", +\t.cpuid = "{cpuid}", +\t.version = "{row[1]}", +\t.type = "{row[3]}", +\t.table = {tblname} +}}, +""") + first = False + + _args.output_file.write("""{ +\t.arch = 0, \t.cpuid = 0, \t.version = 0, \t.type = 0, \t.table = 0, -}, +} }; """) @@ -387,15 +394,24 @@ def main() -> None: _args = ap.parse_args() _args.output_file.write("#include \"pmu-events/pmu-events.h\"\n") - for path in [_args.arch, 'test']: - arch_path = f'{_args.starting_dir}/{path}' - if not os.path.isdir(arch_path): - raise IOError(f'Missing architecture directory in \'{arch_path}\'') + archs = [] + for item in os.scandir(_args.starting_dir): + if not item.is_dir(): + continue + if item.name == _args.arch or _args.arch == 'all' or item.name == 'test': + archs.append(item.name) + + if len(archs) < 2: + raise IOError(f'Missing architecture directory \'{_args.arch}\'') + + archs.sort() + for arch in archs: + arch_path = f'{_args.starting_dir}/{arch}' preprocess_arch_std_files(arch_path) ftw(arch_path, [], process_one_file) print_events_table_suffix() - print_mapping_table() + print_mapping_table(archs) print_system_mapping_table() diff --git a/tools/perf/pmu-events/pmu-events.h b/tools/perf/pmu-events/pmu-events.h index 6efe73976440..7a360792635f 100644 --- a/tools/perf/pmu-events/pmu-events.h +++ b/tools/perf/pmu-events/pmu-events.h @@ -38,6 +38,7 @@ struct pmu_event { * The cpuid can contain any character other than the comma. */ struct pmu_events_map { + const char *arch; const char *cpuid; const char *version; const char *type; /* core, uncore etc */ diff --git a/tools/perf/tests/pmu-events.c b/tools/perf/tests/pmu-events.c index 263cbb67c861..82192f1a7bf7 100644 --- a/tools/perf/tests/pmu-events.c +++ b/tools/perf/tests/pmu-events.c @@ -864,8 +864,7 @@ static void expr_failure(const char *msg, const struct pmu_events_map *map, const struct pmu_event *pe) { - pr_debug("%s for map %s %s %s\n", - msg, map->cpuid, map->version, map->type); + pr_debug("%s for map %s %s\n", msg, map->arch, map->cpuid); pr_debug("On metric %s\n", pe->metric_name); pr_debug("On expression %s\n", pe->metric_expr); }