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 1B732C433F5 for ; Wed, 18 May 2022 01:06:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232234AbiERBGs (ORCPT ); Tue, 17 May 2022 21:06:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58110 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230105AbiERBGr (ORCPT ); Tue, 17 May 2022 21:06:47 -0400 Received: from mail-pg1-x534.google.com (mail-pg1-x534.google.com [IPv6:2607:f8b0:4864:20::534]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 699E036E19 for ; Tue, 17 May 2022 18:06:46 -0700 (PDT) Received: by mail-pg1-x534.google.com with SMTP id h24so723006pgh.12 for ; Tue, 17 May 2022 18:06:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=GbQqiHon5mXOJtQ7qDFO/1YT/pDph51vsh9Oavp7fmY=; b=inH5xjVG/jZfmds2/BFsMpqvlCQ8Sg2Wav2+94TRKdGaS4+3kKdtfIAB1q75ETZ/fJ ATNzYfeV9BvxkfK0CVOMcA4QwLQn671w4YX8oy12oUJRtw2hhKXt73nBYPlAuWq+OBXr DSTJaLBzVyiQZXJiLKDckGzb1EF8GM1e6FizTL+j71ddqjrGXCMuji4wriuKi3hKaBZB IEZbfFq8q76Z4cwA6B4v3WkisogPY84j/ZTbHKwZ/xyfu3CUgHp1RB8WlsV+KOpiJfLz DUJeLhTKdChApQqpbWmBwJnHLuLaqYFjHQqRn9xiA7ii6CvrzdVGskWF/L+bmEJD2e5Y 1Sng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=GbQqiHon5mXOJtQ7qDFO/1YT/pDph51vsh9Oavp7fmY=; b=QjelT1tMPqqRzz7KKAsFnhWO++uBc/s4uRmdp2Ea2RJ7Elr6hMsrwLPSxUofbSvPzZ eS4O3DDRAxh1RkB2vmIIJWQ4rAx1bAg+sFJs0MmUXRActKd6FyldY3KICTErolj2wOcv 0mNmDBHRHjn2Xmcyylf9XD+l99lQYPh/p0Oke17129R+epyZD+Ic89RH0mdm3bfdvzzs bKb8awoWrpzcg596p8RIFX1960PNGHJ8M7k+CQFcG3F0djPmvo+Ec/lCcO+TvH0oDSi0 JeKu5nW75D4dhnod6jM0sXFXPioqe8+HzOIFP1/rT437NoqoUO9lk5fLjr9Ksgzf5X89 TKtQ== X-Gm-Message-State: AOAM531P+LuP6jygyrpO5w8D79CRyIXKMMvuRcJBFUbUYavuLqXt7wzG qkjWLWAgU2MlvjLiNhWVtxGOkA== X-Google-Smtp-Source: ABdhPJxHe6wTqA3Hd7+cLFPc0AM72PmGHVpv6W3BGxsjD2AA0peE3NA6rzS5zkdrIPuaWIMecvj0pg== X-Received: by 2002:a63:455f:0:b0:3c6:401c:c884 with SMTP id u31-20020a63455f000000b003c6401cc884mr21023993pgk.28.1652836005799; Tue, 17 May 2022 18:06:45 -0700 (PDT) Received: from leoy-ThinkPad-X240s ([137.184.121.66]) by smtp.gmail.com with ESMTPSA id 79-20020a630252000000b003c14af50605sm191559pgc.29.2022.05.17.18.06.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 May 2022 18:06:45 -0700 (PDT) Date: Wed, 18 May 2022 09:06:23 +0800 From: Leo Yan To: Arnaldo Carvalho de Melo Cc: Ali Saidi , Joe Mario , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, german.gomez@arm.com, benh@kernel.crashing.org, Nick.Forrington@arm.com, alexander.shishkin@linux.intel.com, andrew.kilroy@arm.com, james.clark@arm.com, john.garry@huawei.com, Jiri Olsa , kjain@linux.ibm.com, lihuafei1@huawei.com, mark.rutland@arm.com, mathieu.poirier@linaro.org, mingo@redhat.com, namhyung@kernel.org, peterz@infradead.org, will@kernel.org Subject: Re: [PATCH v8 0/4] perf: arm-spe: Decode SPE source and use for perf c2c Message-ID: <20220518010623.GA402837@leoy-ThinkPad-X240s> References: <20220517020326.18580-1-alisaidi@amazon.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-perf-users@vger.kernel.org Hi Arnaldo, On Tue, May 17, 2022 at 06:20:03PM -0300, Arnaldo Carvalho de Melo wrote: > Em Tue, May 17, 2022 at 02:03:21AM +0000, Ali Saidi escreveu: > > When synthesizing data from SPE, augment the type with source information > > for Arm Neoverse cores so we can detect situtions like cache line > > contention and transfers on Arm platforms. > > > > This changes enables future changes to c2c on a system with SPE where lines that > > are shared among multiple cores show up in perf c2c output. > > > > Changes is v9: > > * Change reporting of remote socket data which should make Leo's upcomping > > patch set for c2c make sense on multi-socket platforms > > Hey, > > Joe Mario, who is one of 'perf c2c' authors asked me about some > git tree he could clone from for both building the kernel and > tools/perf/ so that he could do tests, can you please provide that? Sure, I will prepare a git tree for testing and share with Joe. > thanks! Also thanks for your reminding. Leo