From nobody Mon Feb 9 18:43:36 2026 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 7DE13EB64DC for ; Sat, 15 Jul 2023 03:31:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230154AbjGODbs (ORCPT ); Fri, 14 Jul 2023 23:31:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33240 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229980AbjGODbh (ORCPT ); Fri, 14 Jul 2023 23:31:37 -0400 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3EB753A97; Fri, 14 Jul 2023 20:31:36 -0700 (PDT) Received: from kwepemm600003.china.huawei.com (unknown [172.30.72.54]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4R2v1q5TclzNm9v; Sat, 15 Jul 2023 11:28:15 +0800 (CST) Received: from localhost.localdomain (10.67.174.95) by kwepemm600003.china.huawei.com (7.193.23.202) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.27; Sat, 15 Jul 2023 11:31:33 +0800 From: Yang Jihong To: , , , , , , , , , , , , , , , CC: Subject: [PATCH v2 5/7] perf evlist: Skip dummy event sample_type check for evlist_config Date: Sat, 15 Jul 2023 03:29:13 +0000 Message-ID: <20230715032915.97146-6-yangjihong1@huawei.com> X-Mailer: git-send-email 2.30.GIT In-Reply-To: <20230715032915.97146-1-yangjihong1@huawei.com> References: <20230715032915.97146-1-yangjihong1@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.67.174.95] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To kwepemm600003.china.huawei.com (7.193.23.202) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The dummp event does not contain sampls data. Therefore, sample_type does not need to be checked. Currently, the sample id format of the actual sampling event may be changed after the dummy event is added. Signed-off-by: Yang Jihong --- tools/perf/util/record.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tools/perf/util/record.c b/tools/perf/util/record.c index 9eb5c6a08999..0240be3b340f 100644 --- a/tools/perf/util/record.c +++ b/tools/perf/util/record.c @@ -128,6 +128,13 @@ void evlist__config(struct evlist *evlist, struct reco= rd_opts *opts, struct call evlist__for_each_entry(evlist, evsel) { if (evsel->core.attr.sample_type =3D=3D first->core.attr.sample_type) continue; + + /* + * Skip the sample_type check for the dummy event + * because it does not have any samples anyway. + */ + if (evsel__is_dummy_event(evsel)) + continue; use_sample_identifier =3D perf_can_sample_identifier(); break; } --=20 2.30.GIT