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 X-Spam-Level: X-Spam-Status: No, score=-4.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4AB9BC433E3 for ; Tue, 28 Jul 2020 12:06:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1C5BC206D8 for ; Tue, 28 Jul 2020 12:06:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595937988; bh=VjlZKWySxSm5VN8yvVvYTwfkkPxhewC1SM+Xxm1RqDk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=lYXgdalJLbVOKSrOIcDv+rYxIC9laMN0PxXB0QtQCIgzvRyMb21jkWRiYFRci3TZf Th4kqjeQ8VEZUxCfNxGgwqSCe5VT+eu1dzeknaJT8ZxTzY4cUj0Z1aeBIgEhK21lTJ P619Nl+pI7VrLWvG2q5s4i+nSyYwc1PAZGCUes8Y= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728843AbgG1MG0 (ORCPT ); Tue, 28 Jul 2020 08:06:26 -0400 Received: from mail.kernel.org ([198.145.29.99]:33770 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728560AbgG1MG0 (ORCPT ); Tue, 28 Jul 2020 08:06:26 -0400 Received: from quaco.ghostprotocols.net (179.176.1.55.dynamic.adsl.gvt.net.br [179.176.1.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8B9992065E; Tue, 28 Jul 2020 12:06:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595937985; bh=VjlZKWySxSm5VN8yvVvYTwfkkPxhewC1SM+Xxm1RqDk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=mBYXh1fJmvzaHI49+06lNNIiZ8bvwg3ABOM+2yR6BJhDAbvmTVy9xIXtDwb+I85mJ kCo++lAGfBsj7OiFrSRZc+fbhq5kKSafZQQwgYVdblwnQJcCexZQwmryK9090yrpOg sVDDRHra8aGRZXrFkJNEMWoBF5tij+FPsDkvPxNQ= Received: by quaco.ghostprotocols.net (Postfix, from userid 1000) id 67190404B1; Tue, 28 Jul 2020 09:06:23 -0300 (-03) Date: Tue, 28 Jul 2020 09:06:23 -0300 From: Arnaldo Carvalho de Melo To: Wei Li Cc: Adrian Hunter , Alexander Shishkin , Catalin Marinas , James Clark , Jiri Olsa , Leo Yan , Mark Rutland , Namhyung Kim , Suzuki K Poulose , Will Deacon , zhangshaokun@hisilicon.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Ingo Molnar , Peter Zijlstra , guohanjun@huawei.com Subject: Re: [PATCH 0/4] Add support for ARMv8.3-SPE Message-ID: <20200728120623.GB40195@kernel.org> References: <20200724091607.41903-1-liwei391@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200724091607.41903-1-liwei391@huawei.com> X-Url: http://acmel.wordpress.com Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Em Fri, Jul 24, 2020 at 05:16:03PM +0800, Wei Li escreveu: > The ARMv8.3-SPE adds an Alignment Flag in the Events packet and filtering > on this event using PMSEVFR_EL1, together with support for the profiling > of Scalable Vector Extension operations. Leo, Matthieu, have you had the time to review this? I can take the tools/ part, the kernel bits should go via the ARM tree or via PeterZ, - Arnaldo > Patch 1: Update the kernel driver, mainly for PMSEVFR_EL1. > > Patch 2: Update the decode process of Events packet and Operation Type > packet in perf tool. > > Patch 3-4: Synthesize unaligned address access events and partial/empty > predicated SVE events, also add two itrace options for filtering. > > Wei Li (4): > drivers/perf: Add support for ARMv8.3-SPE > perf: arm-spe: Add support for ARMv8.3-SPE > perf auxtrace: Add new itrace options for ARMv8.3-SPE > perf: arm-spe: Synthesize new events for ARMv8.3-SPE > > arch/arm64/include/asm/sysreg.h | 4 +- > drivers/perf/arm_spe_pmu.c | 18 +++-- > tools/perf/Documentation/itrace.txt | 2 + > .../util/arm-spe-decoder/arm-spe-decoder.c | 11 +++ > .../util/arm-spe-decoder/arm-spe-decoder.h | 3 + > .../arm-spe-decoder/arm-spe-pkt-decoder.c | 69 ++++++++++++++++++- > tools/perf/util/arm-spe.c | 61 ++++++++++++++++ > tools/perf/util/auxtrace.c | 8 +++ > tools/perf/util/auxtrace.h | 4 ++ > 9 files changed, 173 insertions(+), 7 deletions(-) > > -- > 2.17.1 > -- - Arnaldo