From mboxrd@z Thu Jan 1 00:00:00 1970 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 DE06F1DE4C7 for ; Fri, 28 Feb 2025 22:23:51 +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=1740781433; cv=none; b=L6JYfBFt9AlJsS41/3lgFC83Kj4+1H9zs0Wj/KJ68Wt5bl+IB3WedQCG1bfjWVcJQgoWPxPcvMw11Xzr2d7sx1pXwhHTMrks6nYk9sFLrKMSrgaEPAzb1lieTKnjqHqcQ29EU7X2tV5kdDXtz5ptZ+hM+wGG/jR9iee9aniJyaw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740781433; c=relaxed/simple; bh=t5obstzOsFYHZQMeUlh840zqrWOvu/IZWSg25oxLlQw=; h=Date:Message-Id:Mime-Version:Subject:From:To:Cc:Content-Type; b=KAKJNp9VF0TXcxqPAml0MJge0IYGsz+ojUTN+MQylxQkPu2njDCcDhWzuBvsoflkHxxD+U1nSLQX5jcbnot6jUBuvufKz50qY8xTdaz63GJ5n+NOeuLr37iMuKeL1mgKDoz9jsGfJapJ5bCOMmlG7MRpDMZNKTV1KU/Z7ka5OSo= 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=R9S66EPs; 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="R9S66EPs" Received: by mail-yw1-f201.google.com with SMTP id 00721157ae682-6f2793679ebso30658427b3.0 for ; Fri, 28 Feb 2025 14:23:51 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1740781431; x=1741386231; darn=vger.kernel.org; h=cc:to:from:subject:mime-version:message-id:date:from:to:cc:subject :date:message-id:reply-to; bh=1gaG8MxbaAldmJlxoU3EEkJb8EuBrTpS7RMIu6uThJI=; b=R9S66EPs5txJDHZJRFELkQx8sX8HqW09/2bgOBrLpIWJ0g3kIeWu5xrSGtAmT+XOAz IyEw52yJosbmL4fsTJK1OqvcCx+Kuk/8XlIWThmU3ikx+5OYGXhPZWsAwTHYieNXha3v F+im59uZ9goTq9tcIqNDpRl+5Ehbf5SL1pXOmvjTxcxpTfqekLVvnyaNtmmiyxc1HjqL e5qOoz78I7KpA79ME5v0X6E/idWDLl4mQFYoW7joKtDHAltK2xTuhFpzyKbMwP4cYjyJ tSmgb2QmEld+E1+7Y/do7n9jBcZpEMzbsashGaL8dbWXZz0ur4DvLrb95RkguE+1w8zI Aiig== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1740781431; x=1741386231; h=cc:to:from:subject:mime-version:message-id:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=1gaG8MxbaAldmJlxoU3EEkJb8EuBrTpS7RMIu6uThJI=; b=fXsohQn3RJFk/g/F0l/wp9952zzyUAeqs3lwofU1JPguRm4tVN+Q+qLBTFMcb0gzzq 9GDnfpszFD0tFnIsMxqcxub9TNVqqMv8Q3oxPK4A5p5KwDzZxaBdXy+sQtQTa3A3D2Oi EggT6Mx+tfywYsUcfV+8Y9L/NkK/uwbQybB/07SVuB1LFsPohSdK1M+ieCzkIA8CwMUB hwiI5obwA5RbsSwyabLsn0s7gfZhnC+yQBL1Q/hqb5P88c7WLxWv1M9FHMtD18227puW TqlDgljTwfLCDMSSYKbw1wG4UQuBywPK+u3a+L4b7K0St5EHO0MYr2q5z3bc8o4zCgwk TOiA== X-Forwarded-Encrypted: i=1; AJvYcCVvC+gs5gjnuFrgug7jOl34EfahciR5Z5W1ubCVHULWgt+dOlWb60wEYk9TTb3SCSeJvpLo04viqbwCZ+MCAnWK@vger.kernel.org X-Gm-Message-State: AOJu0YwuB+EKhIKQBcfKYt9roO4phR+WaX4n+me+WaKcYrLR/LLHq5MK qTHPK3qYZM463U+rPkxj56qm89q183Q9mYzWfOSRI5LCQ6Ytzym+nNsKfvVP9SPl270UFhl+0hs iDNQbRQ== X-Google-Smtp-Source: AGHT+IEO8S8uc3Pu23GUjCfLISxHYBj4GGmavUA+KxZLvnODKz5g4cAro5i1QbvxsUJyyjyVdTINfVJka6we X-Received: from irogers.svl.corp.google.com ([2620:15c:2c5:11:23a3:4d43:890f:dfd7]) (user=irogers job=sendgmr) by 2002:a5b:b43:0:b0:e5e:fdc:88e1 with SMTP id 3f1490d57ef6-e60b2f347b6mr513963276.4.1740781430772; Fri, 28 Feb 2025 14:23:50 -0800 (PST) Date: Fri, 28 Feb 2025 14:22:57 -0800 Message-Id: <20250228222308.626803-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.48.1.711.g2feabab25a-goog Subject: [PATCH v2 00/11] Python improvements for a real use of parse_events 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-Type: text/plain; charset="UTF-8" While parse_events access in python was added, it wasn't used by any python script. In enabling this for the tracepoint.py script a number of latent bugs and necessary improvements were discovered. v2: Fix a whitespace issue on the evlist.config patch spotted by Howard and add his reviewed-by tags. Ian Rogers (11): perf debug: Avoid stack overflow in recursive error message perf evlist: Add success path to evlist__create_syswide_maps perf evsel: tp_format accessing improvements perf python: Add evlist enable and disable methods perf python: Add member access to a number of evsel variables perf python: Add optional cpus and threads arguments to parse_events perf python: Update ungrouped evsel leader in clone perf python: Avoid duplicated code in get_tracepoint_field perf python: Add evlist all_cpus accessor perf python: Add evlist.config to set up record options perf python tracepoint: Switch to using parse_events tools/perf/python/tracepoint.py | 23 +++--- tools/perf/util/debug.c | 2 +- tools/perf/util/evlist.c | 13 ++-- tools/perf/util/evsel.c | 16 +++- tools/perf/util/python.c | 127 ++++++++++++++++++++++++++++---- 5 files changed, 145 insertions(+), 36 deletions(-) -- 2.48.1.711.g2feabab25a-goog