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=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY 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 148DCC10DCE for ; Tue, 10 Mar 2020 23:00:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B901C21927 for ; Tue, 10 Mar 2020 23:00:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="GMIgy8hp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727749AbgCJXAi (ORCPT ); Tue, 10 Mar 2020 19:00:38 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:50072 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726325AbgCJXAi (ORCPT ); Tue, 10 Mar 2020 19:00:38 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 02AMxV0t017503; Tue, 10 Mar 2020 23:00:23 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=to : cc : subject : from : references : date : in-reply-to : message-id : mime-version : content-type; s=corp-2020-01-29; bh=i3Rrze2zLHhh/9lu6+7QyPURtXI7bqcfz2wJF8WwDqE=; b=GMIgy8hplbtLsbl76VzNYETvuUfSXMPUmHdKc3DW+udUGXE55ZASIei45Xpmt/iOnP1Q dhjRSByqxzO8NoxMdA96/DBKZcLN+p1hZbjGzsZENV+BvrLMkea1z2tm4NLa3au9Bd2H ZSyO2W6kpGl26YZ7KBILkb+sNjENTqqFsNxxFcezL9ZmDlOxn9JhNdAN+0FkXIWFqqKG RNzEvDKrHixkp5SHAi/9ewMvtJZ8J1pck8Nk8yz1s4MkoWbvWmFu4f4BKvIQG0X+3+4N Y1CfOJEPaMWfjDEDhzeCRseZAAyEAAOGAdRk6Yq4L7pHxa0hHvne7v/qmduD98aghzYh Zw== Received: from aserp3030.oracle.com (aserp3030.oracle.com [141.146.126.71]) by userp2120.oracle.com with ESMTP id 2yp7hm4tdv-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 10 Mar 2020 23:00:23 +0000 Received: from pps.filterd (aserp3030.oracle.com [127.0.0.1]) by aserp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 02AMwDUC068580; Tue, 10 Mar 2020 23:00:22 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3030.oracle.com with ESMTP id 2yp8punfcw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 10 Mar 2020 23:00:22 +0000 Received: from abhmp0019.oracle.com (abhmp0019.oracle.com [141.146.116.25]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id 02AN0Isv025845; Tue, 10 Mar 2020 23:00:18 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 10 Mar 2020 16:00:18 -0700 To: Can Guo Cc: asutoshd@codeaurora.org, nguyenb@codeaurora.org, hongwus@codeaurora.org, rnayak@codeaurora.org, linux-scsi@vger.kernel.org, kernel-team@android.com, saravanak@google.com, salyzyn@google.com, Alim Akhtar , Avri Altman , "James E.J. Bottomley" , "Martin K. Petersen" , Stanley Chu , Bean Huo , Bart Van Assche , Venkat Gopalakrishnan , Tomas Winkler , linux-kernel@vger.kernel.org (open list) Subject: Re: [PATCH v1 1/1] scsi: ufs: Fix possible unclocked access to auto hibern8 timer register From: "Martin K. Petersen" Organization: Oracle Corporation References: <1583398391-14273-1-git-send-email-cang@codeaurora.org> Date: Tue, 10 Mar 2020 19:00:14 -0400 In-Reply-To: <1583398391-14273-1-git-send-email-cang@codeaurora.org> (Can Guo's message of "Thu, 5 Mar 2020 00:53:07 -0800") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1.92 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9556 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 malwarescore=0 mlxlogscore=947 bulkscore=0 suspectscore=0 mlxscore=0 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003100136 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9556 signatures=668685 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 spamscore=0 priorityscore=1501 clxscore=1011 mlxscore=0 impostorscore=0 mlxlogscore=999 suspectscore=0 phishscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2001150001 definitions=main-2003100136 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Can, > Before access auto hibner8 timer register, make sure power and clock > are properly configured to avoid unclocked register access. Applied to 5.6/scsi-fixes, thank you! -- Martin K. Petersen Oracle Linux Engineering