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=-2.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_PASS,UNPARSEABLE_RELAY 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 18A63C04EB8 for ; Wed, 5 Dec 2018 03:35:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CDACB20851 for ; Wed, 5 Dec 2018 03:35:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="b4NSf8cm" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CDACB20851 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=oracle.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726880AbeLEDfz (ORCPT ); Tue, 4 Dec 2018 22:35:55 -0500 Received: from aserp2130.oracle.com ([141.146.126.79]:40604 "EHLO aserp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725909AbeLEDfz (ORCPT ); Tue, 4 Dec 2018 22:35:55 -0500 X-Greylist: delayed 4856 seconds by postgrey-1.27 at vger.kernel.org; Tue, 04 Dec 2018 22:35:54 EST Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id wB52EnR1105666; Wed, 5 Dec 2018 02:14:49 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-2018-07-02; bh=BbstwI7caEBS4ZQ0BPR8uUtQpqzzDBzGE7YHG1CCRbs=; b=b4NSf8cmZuP+KW05BjFcKCE4+rKSSvBLlf/c4XB0H0Gv/5UA3KNBytzdSTNxR6NXQ0Yf e7zj6ejDChAeLZdl5Lki7XiMBf6oBjdlcoNqBGet+eB9EZLMKkIcun4NKreNQeYKS7IF XoISIRa6n6ggesELfQEinRM7dgI/0ppUL9sbDEvOwgGmo2c0jAe97rFpuZPnRhPILflS tqHv+ZXo+c/+h4y9mOXAuAfdtbn7A3ZhERi2OyZm6Jz1fJmnkc0/s8aA1OjMGA+YB/+A GxSlijFFz20ztqc8u/FP4kQSYvJjPy3VB7gq5PrhbQMpqsXGn8Q3Necyr7yDGADy80l4 nw== Received: from userv0021.oracle.com (userv0021.oracle.com [156.151.31.71]) by aserp2130.oracle.com with ESMTP id 2p3ftf3rjm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 05 Dec 2018 02:14:48 +0000 Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by userv0021.oracle.com (8.14.4/8.14.4) with ESMTP id wB52ElCk001944 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 5 Dec 2018 02:14:47 GMT Received: from abhmp0017.oracle.com (abhmp0017.oracle.com [141.146.116.23]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id wB52EkM2017818; Wed, 5 Dec 2018 02:14:47 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Tue, 04 Dec 2018 18:14:45 -0800 To: John Garry Cc: "Martin K. Petersen" , , , , , Xiang Chen Subject: Re: [PATCH v3 4/4] scsi: hisi_sas: Add support for DIF feature for v3 hw From: "Martin K. Petersen" Organization: Oracle Corporation References: <1543838994-30028-1-git-send-email-john.garry@huawei.com> <1543838994-30028-5-git-send-email-john.garry@huawei.com> <358aae82-394e-9df2-6b05-5af8e0f196b3@huawei.com> Date: Tue, 04 Dec 2018 21:14:43 -0500 In-Reply-To: <358aae82-394e-9df2-6b05-5af8e0f196b3@huawei.com> (John Garry's message of "Tue, 4 Dec 2018 12:16:54 +0000") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9097 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=383 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1812050019 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org John, > Are you happy for us to make DIX support in this driver "hisi_sas DIX > experimental" short term? That's entirely your call, it's your driver/controller. I just want the experimental tag to be due to reasons on *your* end. If it's reasons on my end they'll need to get fixed. We shouldn't have drivers circumventing features because of bugs in the core block/SCSI code... -- Martin K. Petersen Oracle Linux Engineering