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=-10.6 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 6905CC07E95 for ; Tue, 13 Jul 2021 07:22:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4263E61260 for ; Tue, 13 Jul 2021 07:22:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234199AbhGMHZ3 (ORCPT ); Tue, 13 Jul 2021 03:25:29 -0400 Received: from foss.arm.com ([217.140.110.172]:37610 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234153AbhGMHZ2 (ORCPT ); Tue, 13 Jul 2021 03:25:28 -0400 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 43F7231B; Tue, 13 Jul 2021 00:22:38 -0700 (PDT) Received: from [10.163.65.186] (unknown [10.163.65.186]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 51AA23F694; Tue, 13 Jul 2021 00:22:35 -0700 (PDT) Subject: Re: [PATCH 0/5] coresight: TRBE and Self-Hosted trace fixes To: Mathieu Poirier , Suzuki K Poulose Cc: linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org, linux-kernel@vger.kernel.org, al.grant@arm.com, leo.yan@linaro.org, mike.leach@linaro.org, peterz@infradead.org, Tamas.Zsoldos@arm.com, will@kernel.org References: <20210712113830.2803257-1-suzuki.poulose@arm.com> <20210712170246.GB1777012@p14s> From: Anshuman Khandual Message-ID: <0c9ef7f3-a62f-cdae-68f2-dd6e443422c3@arm.com> Date: Tue, 13 Jul 2021 12:53:23 +0530 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20210712170246.GB1777012@p14s> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/12/21 10:32 PM, Mathieu Poirier wrote: > On Mon, Jul 12, 2021 at 12:38:25PM +0100, Suzuki K Poulose wrote: >> This is a series of fixes addressing the issues in the way we handle >> - Self-Hosted trace filter control register for ETM/ETE >> - AUX buffer and event handling of TRBE at overflow. >> >> The use of TRUNCATED flag on an IRQ for the TRBE driver is >> something that needs to be rexamined. Please see Patch 3 for >> more details. >> >> Suzuki K Poulose (5): >> coresight: etm4x: Save restore TRFCR_EL1 >> coresight: etm4x: Use Trace Filtering controls dynamically >> coresight: trbe: Keep TRBE disabled on overflow irq >> coresight: trbe: Move irq_work queue processing >> coresight: trbe: Prohibit tracing while handling an IRQ >> >> .../coresight/coresight-etm4x-core.c | 109 ++++++++++++++---- >> drivers/hwtracing/coresight/coresight-etm4x.h | 7 +- >> drivers/hwtracing/coresight/coresight-trbe.c | 91 ++++++++++----- >> 3 files changed, 149 insertions(+), 58 deletions(-) > > Anshuman - please have a look when you have a minutes. Sure, will do.