From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 941F6C5474A for ; Wed, 28 Aug 2024 05:23:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=nPdQA8+GYYrDnej/99l+jJ2I2F3s8oqJ5UnzT2mXsjQ=; b=aWeyMT4bZMFzmYreJKsTWvAPhi T/PWTZkIm9eTksVBg4S6hJKgQ5f2rF+7VqBr61SFRlTCw443Av1RYxW5j8Y6RJep0qlDC+ebh29/x SJEU6rBPx9WcpHqcMR/XTSaA0lKSOUqZoT21S1f9uz6e6dRo23vr28VsaytL6Y+K2LNms6HnwsN7b 8cpXoKfEqG5P2QII8XFhQC2+4SYSQWfCwcEJ90/Wc/AqncgFFMfJ8OCw2keCLVfICG4hvTN9kOs4f kZhZKSP4pCVa1FimD4/CEZQdo9Oypz8PB48PJl996NpnK4SUHtPYxRsrzjiY+h+mbSswqujr1u3md qAjBBOVA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sjB9V-0000000Dual-0h70; Wed, 28 Aug 2024 05:23:29 +0000 Received: from mgamail.intel.com ([198.175.65.10]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sjB2q-0000000DtFL-1923 for linux-arm-kernel@lists.infradead.org; Wed, 28 Aug 2024 05:16:37 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724822197; x=1756358197; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=uQ4zHhOASLf5+tQUdvE7W1/GxJn6R2hEG5FvZy+cLF4=; b=Z3D+Pk8Ciky9r3/SnU+xSDJ+xThm5WZCpNpYoCv+tQU7dJsnN8MWmHBP 0iW5sTZsFhJ/zTRfnvdJPY6ecH2/WJzvurMoaq5HFEho/b/MTux9nWubL Jb8kEvjWuBLRWx0HOTEu99jv7ZWLqjhy4tqpHq3rKFmzvc3DEN++fGesD gOgxQA5OnWmhPkY9hl3DKrF7XexCCxW2P5SZLSEe0bYqxYDsCOsh+6vu+ ErbtW26ldqJuIA4Q47AKaYzA9/elCtbeRlWSQ0hisPeifUxj2lcTHaVCf FXeTXvor5g4N41fakbDgSAPRCw//IiIq9MLh7IYH+f68eFcQLRvfyLg9t w==; X-CSE-ConnectionGUID: nuIOZh84Q4yFBbhQuv/MFA== X-CSE-MsgGUID: Q+aRuYmzRxKRIfzKJZ6ulQ== X-IronPort-AV: E=McAfee;i="6700,10204,11177"; a="40805358" X-IronPort-AV: E=Sophos;i="6.10,181,1719903600"; d="scan'208";a="40805358" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Aug 2024 22:16:35 -0700 X-CSE-ConnectionGUID: iyONb+z2Qq+g9wVeNiYrog== X-CSE-MsgGUID: hZyHfb87S9++pIFxUtKPxg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,181,1719903600"; d="scan'208";a="67917350" Received: from tassilo.jf.intel.com (HELO tassilo) ([10.54.38.190]) by ORVIESA003-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Aug 2024 22:16:35 -0700 Date: Tue, 27 Aug 2024 22:16:31 -0700 From: Andi Kleen To: James Clark Cc: irogers@google.com, linux-perf-users@vger.kernel.org, John Garry , Will Deacon , Mike Leach , Leo Yan , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Adrian Hunter , "Liang, Kan" , Weilin Wang , Athira Rajeev , Dominique Martinet , Yang Jihong , Colin Ian King , Ze Gao , Jing Zhang , Sun Haiyong , Yicong Yang , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 0/7] Event parsing fixes Message-ID: References: <20240822132506.1468090-1-james.clark@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240822132506.1468090-1-james.clark@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240827_221636_401649_93D3BB37 X-CRM114-Status: GOOD ( 10.55 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org > There is one small difference where it now shows "stalled-cycles-..." > as events, when before it just didn't show them at all when > they weren't supported: > > $ perf stat -- true > > Performance counter stats for 'true': > > 0.66 msec task-clock # 0.384 CPUs utilized > 0 context-switches # 0.000 /sec > 0 cpu-migrations # 0.000 /sec > 52 page-faults # 78.999 K/sec > cpu_atom/instructions/ (0.00%) > 978,399 cpu_core/instructions/ # 1.02 insn per cycle > cpu_atom/cycles/ (0.00%) > 959,722 cpu_core/cycles/ # 1.458 GHz > cpu_atom/stalled-cycles-frontend/ > cpu_core/stalled-cycles-frontend/ > > I don't think that's a big deal though and could probably be fixed up > later if we really want to. I would prefer if that was fixed up. That's quite ugly for the default view on x86/Intel. -Andi