From nobody Thu Oct 2 03:32:42 2025 Received: from mail-pl1-f201.google.com (mail-pl1-f201.google.com [209.85.214.201]) (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 24415319867 for ; Tue, 23 Sep 2025 22:33:54 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758666835; cv=none; b=VsmNExwwQsLZNHXPS39PtbdeMervJdyMp3J2y9tydNNPZSTo7Sj6280I8fp1RmTwrlqRT7qylcjMneVVBkavKfuDaF7VJMnXXC3BFPdK8kh29tEQ8zK4royMIwnVVXlyDKEjZdzBf1LuVXH5NKMm5MBQpDCU/0HHcR29ZZ0c4Fw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1758666835; c=relaxed/simple; bh=kinTax4WdFsYYPU1EvIznTAAAXuDIYlDDYft/HbDYZg=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=OrHteNOAv0NksXLVnFpFw52Knhum3aBQG4rjInAPAXOm3xEmybNk6IABkNFu/ezwXJfylZ5ElVkKPnoD3jgU9I1mREvadOomw2R1/rMPobwwUT/Dnp9qjGedh8miVO3aBjH2Fzm61ibodIjN7RiHrbN06vIRMNSd4s8TAaflNf4= 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=Y68a8MPi; arc=none smtp.client-ip=209.85.214.201 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="Y68a8MPi" Received: by mail-pl1-f201.google.com with SMTP id d9443c01a7336-24457ef983fso129598765ad.0 for ; Tue, 23 Sep 2025 15:33:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1758666833; x=1759271633; 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=Y68a8MPiyoXN9UA+tp9PwgEZlYTzFvygVvVqs/SEi6SqDyrNa9dd+SZ5WXyX++Iaw2 dsdojXljcq7G16d/60Ty93AJE+q0UUysGwuAZqUelHhvydVRvbz2xFXKw4/plPZ1Pj91 dRnd6h5rKMgtYc6rZh/VQ6LRWscmxLM6azTno606RrX+VlOeKQOL7ARTHzPnqKEEyFbI ox4X1X2g09ioy6duJGarEvG/4IB+bPeL1zjkAvDdUEkh8RKvvJAIqkpFD92ub7ksjJ9j a8AIrHs20f2WyTl3noJxiRrRL2Qw5l0rUpqSewuxWs9YbQgkiPf/yTPcLuHbHj7zgO5r Hubg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1758666833; x=1759271633; 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=wP9EcALdzucxzQubbth4b6nqFLewge9sY4Wj2Ip16LLKbNXbzPR2Bhc3lubKDxoVGv 1BnHyX0+lKM3jq+6tR0S7AJtiNnunyokVYRWqqRjxxjQwjBqLiwHnYMH6QJmhM4UNgTL f1evQhBQbsjO/xHbN/4dN1XhQzhtSfRW8eFwC/Y8drbBzZP2KR2c/wt5q94JoUfG58ha zhed+4Y8mEeePOdtTSX2LGl/evfT9ORBp/2WgfXcdugmF6h4J7UXRfS+M8WgxDpVpGwl 1uxTYpgom9tVmFN6PAD09N+UO+aCHO19ADrWZC5yIAbbzik4HLl7nSeHnu4AzbOwIjG3 jzHA== X-Forwarded-Encrypted: i=1; AJvYcCW6XyDwConD2jtS0zCL+2o3eGjDtdhgazmEefa0JOoY312o5hdMY9cYsJN2isLuygNn1Km6rInmBo95uZU=@vger.kernel.org X-Gm-Message-State: AOJu0YysdEbzUE9Jdz0eKDrwIqp9VSkdII2P+erir7+6ZOkE7pZVwzAR XFXQpcNjf1cmmycPZTxom+5oFfT266TCVJrEUKa01ukIqIzt83NlmhHENlGWksrLIWjVdbm5Q+I ZmkL32L5z/Q== X-Google-Smtp-Source: AGHT+IGjohmk085Bt7hgNSYy4qobunpfeMzukLWAVzAkXBIc1/tN9I0IdDgHb1iE9xLkPZU8IJVSAVHFU4AS X-Received: from plih16.prod.google.com ([2002:a17:903:37d0:b0:266:b1de:9fa]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:902:f60b:b0:25c:38be:748f with SMTP id d9443c01a7336-27cc09e4184mr47330855ad.9.1758666833513; Tue, 23 Sep 2025 15:33:53 -0700 (PDT) Date: Tue, 23 Sep 2025 15:33:02 -0700 In-Reply-To: <20250923223312.238185-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250923223312.238185-1-irogers@google.com> X-Mailer: git-send-email 2.51.0.534.gc79095c0ca-goog Message-ID: <20250923223312.238185-19-irogers@google.com> Subject: [PATCH v6 18/28] 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, 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