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=-0.8 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 B5CEEC54FCB for ; Wed, 22 Apr 2020 16:52:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8EA2C21473 for ; Wed, 22 Apr 2020 16:52:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="MPWYytcJ" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726421AbgDVQwu (ORCPT ); Wed, 22 Apr 2020 12:52:50 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:53922 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726057AbgDVQwt (ORCPT ); Wed, 22 Apr 2020 12:52:49 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 03MGmd5l016472; Wed, 22 Apr 2020 16:52:45 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=uN5oDoUrcSMXIH61koWBoMIDGKR2buXMUx19bspQ1oo=; b=MPWYytcJ+VM4418fwagvj05fFjlsdTb/u802H/MTeykMuLSyw94i2PeGCxgHvwcpZahk OJSwpUxeNqxOl7EMfXniOjCAQ9sNQr5j1QXdtO7noxNDwO6iVcj1s5xiXdrsAr0cfSLb 0bZ1MOr82T23dUuJ8/vHaC3LtiII8hbg5WFtEjBnFID+WSdso9rKGK8+QpyAe6quEf2f XcqSSh0MOito4B1p2Uf5TQg6Z4628ixSIG/wlQ+YTim08Sgsi7i0l+HCtKM0VdY18RtW b3hDLCBmusHfm90zNNJ+mGkGfyv/FhlMLJdRgeolIFZJIHT4DqYKQvWuD07XtMXoHdRg Fg== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2120.oracle.com with ESMTP id 30fsgm42et-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 22 Apr 2020 16:52:44 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 03MGlWb9022322; Wed, 22 Apr 2020 16:50:44 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3020.oracle.com with ESMTP id 30gb9314qk-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 22 Apr 2020 16:50:44 +0000 Received: from abhmp0015.oracle.com (abhmp0015.oracle.com [141.146.116.21]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 03MGogxR021350; Wed, 22 Apr 2020 16:50:43 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Wed, 22 Apr 2020 09:50:42 -0700 To: Douglas Gilbert Cc: Damien Le Moal , linux-scsi@vger.kernel.org, "Martin K . Petersen" , Hannes Reinecke Subject: Re: [PATCH 7/7] scsi_debug: implement zbc host-aware emulation From: "Martin K. Petersen" Organization: Oracle Corporation References: <20200422104221.378203-1-damien.lemoal@wdc.com> <20200422104221.378203-8-damien.lemoal@wdc.com> <7a673425-195a-bd5f-bcf9-66e2c6cdb3fc@interlog.com> Date: Wed, 22 Apr 2020 12:50:40 -0400 In-Reply-To: <7a673425-195a-bd5f-bcf9-66e2c6cdb3fc@interlog.com> (Douglas Gilbert's message of "Wed, 22 Apr 2020 12:46:13 -0400") 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=9599 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxlogscore=933 adultscore=0 bulkscore=0 suspectscore=0 malwarescore=0 phishscore=0 spamscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004220126 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9599 signatures=668686 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 priorityscore=1501 lowpriorityscore=0 mlxlogscore=999 malwarescore=0 clxscore=1015 spamscore=0 bulkscore=0 phishscore=0 suspectscore=0 impostorscore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2003020000 definitions=main-2004220126 Sender: linux-scsi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Doug, > To see a disk is ZBC host-aware it needs access to the Block Device > Characteristics VPD page, but as far as I can see that is not loaded > into sysfs at this time. Hannes? That's coming in my sd fixes series later today. Made a ton of changes in this area. -- Martin K. Petersen Oracle Linux Engineering