From nobody Mon Feb 9 09:24:41 2026 Received: from mail-yw1-f201.google.com (mail-yw1-f201.google.com [209.85.128.201]) (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 7B8261DEFE6 for ; Fri, 28 Feb 2025 22:23:56 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740781438; cv=none; b=OneygU8MapOJnRn2B9MdTXa4R/sVfAwkEITrCTH/VqiLN8mEKCsXvDMl6g+soN64o5QxKvGPVyvgKtME8x87s9gmgIE2WLXQMcI0usUv6UkbwLgVo6rEUScWd7EUO5pSQi8/c2dpVCJmZwtTDqoW7HQ1C5sG0fWOtzjqToVFMu4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740781438; c=relaxed/simple; bh=jw2JvCMwh40S1sqr4HtAsdcBJhtA5W1IjdOGgQVIXGU=; h=Date:In-Reply-To:Message-Id:Mime-Version:References:Subject:From: To:Cc:Content-Type; b=LhFuaxxxrCvivttA2cUDWh69c7bOm05zgqZ8PdmfBuHQ7Gsuo0R86tYISQ8G9w4Q3xFWepiwVmF632GqqBYE0Z95gGUB8sphy8ZXY206KaoWpQ5isiF67g5yRoWsNS/DE8gxWVOqLGl8hBzrSGZlLRX1bfxtaEsKRMa+KxCPqno= 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=z1wq6nRt; arc=none smtp.client-ip=209.85.128.201 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="z1wq6nRt" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-6f2bdb560ecso37496087b3.1 for ; Fri, 28 Feb 2025 14:23:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1740781435; x=1741386235; darn=vger.kernel.org; h=cc:to:from:subject:references:mime-version:message-id:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=deGH2VjmLT83Kk+l97C6+20x9ip/iQR0QehEJSDELbI=; b=z1wq6nRtNA9tyaDFtU95Xm6NvOZ/3VfqHXJVgl/GIcv4N6UNZPeFJNfWlfkO6uiyuI aEiIWtCHHO38azHEwAa8JMjPU6TqcOzi138EsoVWikJR94uaynb08ZT2nF38eX0QptZx hBEVl0OiIKvOsFJQx/sI3NaBSxPkxKAFiTiEvuyEXt3awMSAmrd8BviudIiE/4cfYjV9 IUGM+g3UDh8fFRtlLxF65WZK6LhJsh+PIxJ8Y3BJ6stoD9//FPrBgy/3eUl5sydqXt+R XctqMJVdn22Rj2ptqtDWxuECEjp6ayYv7J6yURYUlz1WnQAY4jXezzuV8aAgG88s5vd3 Iybg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740781435; x=1741386235; h=cc:to:from:subject:references:mime-version:message-id:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=deGH2VjmLT83Kk+l97C6+20x9ip/iQR0QehEJSDELbI=; b=uTFRHoLEAvEBnKXpflWF7TsyK9ggQyf51w8aUCyGfjOX7pGoCOM8KI97q6+iko/cYg TlW9I00bhtfTzoy+gdsQOQ3CZCaqo8CVIFQOXFEGMINFrdpcX1g04RawcE/0nm0Q7t/Z VSZ+Uo17GxlN+n88zHd/5WFWrF9lDopEWT4LZtOXmqrGBVcXEH8/pF4VYcldJuxDy/1N 396bThKtw07p+Y66ANaHWY7+QYV5E7s2Hy0QOqqJ0ofaEfwMP60sUkrRPYv4kmzO1jd+ czkS3ho6BOfkll5JAxoSX2KC/9Exs58v8P1OJj3hlJVrIJJvgTOuqOKvWGWGY8z/v9ZP Q+Vw== X-Forwarded-Encrypted: i=1; AJvYcCXZHl5hOFIAcTc7ztz05x4w9oCdh8sY7krNaFnmVmSbwxxl2kXLlw8tcHdw7027jANUtQuItI/ZvyzBFZQ=@vger.kernel.org X-Gm-Message-State: AOJu0YzfGslv8H/qwobBnToVZqLy55l2J+yHRe90AT7nVfdnZmCFcePc T/TBOBiHkqyE8TwklUuKngJglx/URMp1ROpG7dyQu37HWXlRTBgNxJ5+ZX82Xb36InsDz0MkuJg g7N2eJg== X-Google-Smtp-Source: AGHT+IFE7d3v320fruJZDyKQRPxtYcFs1S4WGsj03GrTm6oN1eMjN5dQCeQksAPTYLlZWWAXkO95dI7pXbC2 X-Received: from irogers.svl.corp.google.com ([2620:15c:2c5:11:23a3:4d43:890f:dfd7]) (user=irogers job=sendgmr) by 2002:a05:690c:528a:b0:6fb:78b2:8b70 with SMTP id 00721157ae682-6fd4a10fda2mr5924667b3.7.1740781435497; Fri, 28 Feb 2025 14:23:55 -0800 (PST) Date: Fri, 28 Feb 2025 14:22:59 -0800 In-Reply-To: <20250228222308.626803-1-irogers@google.com> Message-Id: <20250228222308.626803-3-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250228222308.626803-1-irogers@google.com> X-Mailer: git-send-email 2.48.1.711.g2feabab25a-goog Subject: [PATCH v2 02/11] perf evlist: Add success path to evlist__create_syswide_maps From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Adrian Hunter , Kan Liang , Yicong Yang , James Clark , "Dr. David Alan Gilbert" , Levi Yun , Ze Gao , Weilin Wang , Xu Yang , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Howard Chu Cc: Ian Rogers Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Over various refactorings evlist__create_syswide_maps has been made to only ever return with -ENOMEM. Fix this so that when perf_evlist__set_maps is successfully called, 0 is returned. Reviewed-by: Howard Chu Signed-off-by: Ian Rogers Reviewed-by: Arnaldo Carvalho de Melo --- tools/perf/util/evlist.c | 13 ++++++------- 1 file changed, 6 insertions(+), 7 deletions(-) diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index f0dd174e2deb..633df7d9204c 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -1373,19 +1373,18 @@ static int evlist__create_syswide_maps(struct evlis= t *evlist) */ cpus =3D perf_cpu_map__new_online_cpus(); if (!cpus) - goto out; + return -ENOMEM; =20 threads =3D perf_thread_map__new_dummy(); - if (!threads) - goto out_put; + if (!threads) { + perf_cpu_map__put(cpus); + return -ENOMEM; + } =20 perf_evlist__set_maps(&evlist->core, cpus, threads); - perf_thread_map__put(threads); -out_put: perf_cpu_map__put(cpus); -out: - return -ENOMEM; + return 0; } =20 int evlist__open(struct evlist *evlist) --=20 2.48.1.711.g2feabab25a-goog