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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D9C2C433F5 for ; Thu, 6 Jan 2022 18:24:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242701AbiAFSYr (ORCPT ); Thu, 6 Jan 2022 13:24:47 -0500 Received: from frasgout.his.huawei.com ([185.176.79.56]:4363 "EHLO frasgout.his.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240698AbiAFSYp (ORCPT ); Thu, 6 Jan 2022 13:24:45 -0500 Received: from fraeml740-chm.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4JVF4h2LFQz67bjw; Fri, 7 Jan 2022 02:19:48 +0800 (CST) Received: from lhreml724-chm.china.huawei.com (10.201.108.75) by fraeml740-chm.china.huawei.com (10.206.15.221) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Thu, 6 Jan 2022 19:24:43 +0100 Received: from [10.47.27.56] (10.47.27.56) by lhreml724-chm.china.huawei.com (10.201.108.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Thu, 6 Jan 2022 18:24:41 +0000 Subject: Re: [RFC PATCH 1/1] perf arm64: Implement --topdown with metrics To: Andrew Kilroy , Ian Rogers , Andi Kleen CC: , , , Will Deacon , Mathieu Poirier , Leo Yan , Mark Rutland , Alexander Shishkin , Jiri Olsa , "Namhyung Kim" , References: <4c375d34-bf20-496d-22fc-aed8597126e2@huawei.com> <20211214184240.24215-1-andrew.kilroy@arm.com> <20211214184240.24215-2-andrew.kilroy@arm.com>

<0a14914c-063d-f9ae-be49-ae9cc6aa7ff1@huawei.com> <3e8c7fb6-97aa-f84e-e594-b6eb2cb674e4@arm.com> From: John Garry Message-ID: <4fefb1bc-49b2-bc5b-23cd-cd8fabe8c588@huawei.com> Date: Thu, 6 Jan 2022 18:24:26 +0000 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: <3e8c7fb6-97aa-f84e-e594-b6eb2cb674e4@arm.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-Originating-IP: [10.47.27.56] X-ClientProxiedBy: lhreml736-chm.china.huawei.com (10.201.108.87) To lhreml724-chm.china.huawei.com (10.201.108.75) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 06/01/2022 16:33, Andrew Kilroy wrote: > > Andi requested that the json metrics be disabled on x86 in > > > https://lore.kernel.org/linux-perf-users/12e0deef-08db-445f-4958-bcd5c3e10367@linux.intel.com/#t > > > If we do that, do you still think the --topdown= modification is > needed? Probably not. I assumed that the metricgroup solution could work for x86 also, so now no need for this option. > I guess it would have to report an error if someone requests > --topdown=json-metrics on x86. > Thanks, John 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 59E3FC433F5 for ; Thu, 6 Jan 2022 18:26:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:CC:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=KwzwKTBexc9xGz3IljszelFq7BzXjfWFzHC8W7KHkL4=; b=WHalyXA/ifnb6x1XAl017bKIXB DCtFeMCO3WJ7DeGf/qFUjywlngIX3ptNLWXN1ukQ0wgjzr3n6G3lLJO9MSM7EqCdNAobP82XiIiRu uRS0Ta1TQhbxv39iyIjnVa66+8fwcfrX8sEXZJfVToDhm6ipzGG8P9kLJ9MX9i9eeD4n6QA12711O Af1jYzkwYNAbNRyg2RKmnfNmRCHXDzG5hTp/i0VBvnKHe+rkbEQcxTkvqDUYsE1PDxrMY8E9u/VpG du00pHqHLXLkTphvQNyHFONhtGgBDrypbPkLPRZnCUhVvIJMIQ7mtDdXVEJv/YRAlmpa00k4quCfV 3Tq4BqHQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n5XRS-0010pq-89; Thu, 06 Jan 2022 18:24:50 +0000 Received: from frasgout.his.huawei.com ([185.176.79.56]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n5XRO-0010ns-0E for linux-arm-kernel@lists.infradead.org; Thu, 06 Jan 2022 18:24:47 +0000 Received: from fraeml740-chm.china.huawei.com (unknown [172.18.147.201]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4JVF4h2LFQz67bjw; Fri, 7 Jan 2022 02:19:48 +0800 (CST) Received: from lhreml724-chm.china.huawei.com (10.201.108.75) by fraeml740-chm.china.huawei.com (10.206.15.221) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Thu, 6 Jan 2022 19:24:43 +0100 Received: from [10.47.27.56] (10.47.27.56) by lhreml724-chm.china.huawei.com (10.201.108.75) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.20; Thu, 6 Jan 2022 18:24:41 +0000 Subject: Re: [RFC PATCH 1/1] perf arm64: Implement --topdown with metrics To: Andrew Kilroy , Ian Rogers , Andi Kleen CC: , , , Will Deacon , Mathieu Poirier , Leo Yan , Mark Rutland , Alexander Shishkin , Jiri Olsa , "Namhyung Kim" , References: <4c375d34-bf20-496d-22fc-aed8597126e2@huawei.com> <20211214184240.24215-1-andrew.kilroy@arm.com> <20211214184240.24215-2-andrew.kilroy@arm.com>