From nobody Thu Oct 2 04:47:04 2025 Received: from mail-pf1-f201.google.com (mail-pf1-f201.google.com [209.85.210.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 898992BE047 for ; Tue, 23 Sep 2025 04:19:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758601168; cv=none; b=lCMYOhWSnpuO+wQZxvXbA34+/0EakGCbulgxx8E/thmN0o4bcINpiw9EVsvYSMRYwLOKQiAIuEKEPk7wrnKz8OzIJbMHxc+sbx4WhyXcIJvgc2PJ6CWJnkWjfHap9phBvvr/GK2Bt5XZ0x7jbSlkglkPzITxoPGVVm/n2rssPRM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758601168; c=relaxed/simple; bh=kinTax4WdFsYYPU1EvIznTAAAXuDIYlDDYft/HbDYZg=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=Eh/vrzP2Jq8oGnBDxInBMu27jIPkD1OW/lCvO6Pfmch7DNu+SR80L7OMT27jEkODT68tHoT7g+Rmh5YYIgF9q6HbElv1k7F+21KPtovbmq3mvN6Hlq8m8+iUCF7kV/QMbO1e6XP0ggz9F4YuRbnA49+fI+gMwS+YyTuVoJfRdFg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=gWeajIij; arc=none smtp.client-ip=209.85.210.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="gWeajIij" Received: by mail-pf1-f201.google.com with SMTP id d2e1a72fcca58-77dff701fb8so3648014b3a.1 for ; Mon, 22 Sep 2025 21:19:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1758601166; x=1759205966; darn=vger.kernel.org; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=2M2YAgOSBSViQ5ZvyBXj2nrlbVi3MlFs0a+H8ZM9A3U=; b=gWeajIij78utNW3daspl8y9IgMOLeqMyl/qvSpiuVdWwmjqMd5U9NfqZwScCcuww/P qKUGdEZmLQEi5QtHekIBdVrNWy9chAm4Dxm2DnyZ+zJxClD5YREAKyoipxWGT+2HBKs/ S7JehYMpv4AnVpV6tKJQKhWw1oGrdS4f6+H4UT/0uwci94E/cl0cTwl2Q+i/nPIErJR8 +KuXqK2NJgphtlT523D3fhV0dTcPALguj2FQkuv4UdE7Em9y+9xaTN5d9XAnebLrAUp0 ry3NZCViGhylDAG0nUHoLmIaA/jDJBZ889s8JJe8Y+pnxNcFSM9n/JaQwvpEgELF50MJ DJkQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758601166; x=1759205966; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=2M2YAgOSBSViQ5ZvyBXj2nrlbVi3MlFs0a+H8ZM9A3U=; b=XeUc+75tsZL95kr2NRhSNGD9Aa2h7OsECcRMrAR3nJQC0fOkKnV+SpryV1wTCC7rk4 f6b2DtRQdIqW/D5c7lCG0QOVm01mWb749dHW/DQvpxPL5QpLfhhjI7WzZaggzvEfTAqe hL0ZBzA65YYjLTSEndPweJ09t1SsF/JSOi+qP5mBVLKX/fqKjSCLiGxwpYqbbKtKP5uz X5NteEFJTSkDvyLN6telHkEfHN6ZNcwJ2298+yG6T/hBl+TUacy2dZaTj4QSK9MXLXHo VGwfdxr+Eq2rVXbYAokdZzxEydkqagFZL7xPKxK6jkk91DwBNyW3Z2fGj+csYS2zBHxT 5J8g== X-Forwarded-Encrypted: i=1; AJvYcCWbgmbOMrzXhP0L0PK2fT/QuDGTO5mzhpwvPxy6Yx99MwTniNfpRQxBB3uqT8wZ/ucrXSW2OAj7eqY5Hcg=@vger.kernel.org X-Gm-Message-State: AOJu0YzigXx89jQuIQNPn0f1GMRFwTy+0+CONcZpdMLWvmgFWw1YDGxr fZrIvBg2eVPaMy/yCebpKVFrg6RvMmm2UDsjOLrdqUCzOpHJmHKNTas6HoQF6yMn+dNs8Lroolc oqkYQm4OJnw== X-Google-Smtp-Source: AGHT+IGFvYMI9CkPRNmvX33lF+WTbl3MB9WJT75wpDfB4ZwwgH/gt8LTh154TO4b3nLNiaMYhRQW8xlPPCuo X-Received: from pfrg28.prod.google.com ([2002:aa7:9f1c:0:b0:77f:4da4:298c]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a00:2e1f:b0:77f:3db0:630c with SMTP id d2e1a72fcca58-77f53aad431mr1623421b3a.26.1758601165878; Mon, 22 Sep 2025 21:19:25 -0700 (PDT) Date: Mon, 22 Sep 2025 21:18:36 -0700 In-Reply-To: <20250923041844.400164-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250923041844.400164-1-irogers@google.com> X-Mailer: git-send-email 2.51.0.534.gc79095c0ca-goog Message-ID: <20250923041844.400164-18-irogers@google.com> Subject: [PATCH v5 17/25] perf record: Use evlist__new_default when no events specified From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , James Clark , Xu Yang , Thomas Falcon , Andi Kleen , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, bpf@vger.kernel.org, Atish Patra , Beeman Strong , Leo Yan , Vince Weaver Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Rather than distributing the code doing similar things to evlist__new_default, use the one implementation so that paranoia and wildcard scanning can be optimized. Signed-off-by: Ian Rogers --- tools/perf/builtin-record.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index effe6802c1a3..e7c0e5363797 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -4343,9 +4343,13 @@ int cmd_record(int argc, const char **argv) record.opts.tail_synthesize =3D true; =20 if (rec->evlist->core.nr_entries =3D=3D 0) { - err =3D parse_event(rec->evlist, "cycles:P"); - if (err) + struct evlist *def_evlist =3D evlist__new_default(); + + if (!def_evlist) goto out; + + evlist__splice_list_tail(rec->evlist, &def_evlist->core.entries); + evlist__delete(def_evlist); } =20 if (rec->opts.target.tid && !rec->opts.no_inherit_set) --=20 2.51.0.534.gc79095c0ca-goog