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 DB13FC04FE1 for ; Mon, 14 Aug 2023 09:41:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233945AbjHNJlW (ORCPT ); Mon, 14 Aug 2023 05:41:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49812 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229460AbjHNJlH (ORCPT ); Mon, 14 Aug 2023 05:41:07 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D4CB0106 for ; Mon, 14 Aug 2023 02:41:05 -0700 (PDT) Received: from dggpeml500002.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RPTp14QBpztRxg; Mon, 14 Aug 2023 17:37:29 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by dggpeml500002.china.huawei.com (7.185.36.158) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Mon, 14 Aug 2023 17:41:03 +0800 From: Junhao He To: , , , , CC: , , , , , , Subject: [PATCH 0/2] Fix some issues with TRBE building as a module Date: Mon, 14 Aug 2023 17:38:11 +0800 Message-ID: <20230814093813.19152-1-hejunhao3@huawei.com> X-Mailer: git-send-email 2.33.0 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-Originating-IP: [10.69.192.56] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpeml500002.china.huawei.com (7.185.36.158) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The TRBE driver support is build as a module, we found some driver issues based on the patchset [1] and set CONFIG_CORESIGHT_TRBE=m. 1. TRBE driver potential sleep in atomic context when unregister device 2. Multiple free the platform data resource when rmmod coresight TRBE driver [1] "coresight: trbe: Enable ACPI based devices" https://lore.kernel.org/all/20230808082247.383405-1-anshuman.khandual@arm.com/ Junhao He (2): coresight: trbe: Fix TRBE potential sleep in atomic context coresight: core: Fix multiple free TRBE platform data resource drivers/hwtracing/coresight/coresight-core.c | 7 ++-- drivers/hwtracing/coresight/coresight-trbe.c | 35 +++++++++++--------- 2 files changed, 24 insertions(+), 18 deletions(-) -- 2.33.0