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 B2724C77B73 for ; Tue, 6 Jun 2023 09:42:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232229AbjFFJmc (ORCPT ); Tue, 6 Jun 2023 05:42:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237355AbjFFJmJ (ORCPT ); Tue, 6 Jun 2023 05:42:09 -0400 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 1E41B126 for ; Tue, 6 Jun 2023 02:41:32 -0700 (PDT) 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 2D3992F4; Tue, 6 Jun 2023 02:42:13 -0700 (PDT) Received: from [10.1.197.1] (ewhatever.cambridge.arm.com [10.1.197.1]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id E3E843F587; Tue, 6 Jun 2023 02:41:26 -0700 (PDT) Message-ID: <150e5765-1f7d-eca2-05de-2049df733113@arm.com> Date: Tue, 6 Jun 2023 10:41:25 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: [PATCH] coresight: etm4x: Fix missing trctraceidr file in sysfs Content-Language: en-US To: Mike Leach , coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: leo.yan@linaro.org, hejunhao3@huawei.com References: <20230512133054.235073-1-mike.leach@linaro.org> From: Suzuki K Poulose In-Reply-To: <20230512133054.235073-1-mike.leach@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 12/05/2023 14:30, Mike Leach wrote: > The trace ID patchset adjusted the handling of the TRCTRACEIDR register > sysfs to allocate on read. > > Although this was initally correct, the final version of the patch series > introduced an error which resulted in the mgmt/trctraceidr file in sysfs > not being visible. > > This patch fixes that issue. > > Fixes: df4871204e5d ("coresight: etm4x: Update ETM4 driver to use Trace ID API") > > Reported-by: Junhao He > Link: https://lists.linaro.org/archives/list/coresight@lists.linaro.org/thread/KK3CVVMRHJWVUORKMFJRSXYCEDFKENQJ/ > > Signed-off-by: Mike Leach Queued to coresight/next [1] https://git.kernel.org/coresight/c/9f37d3798026 Suzuki