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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,UNPARSEABLE_RELAY autolearn=unavailable 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 D6058C2BCA1 for ; Fri, 7 Jun 2019 17:31:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B13C420868 for ; Fri, 7 Jun 2019 17:31:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="GquEmfpf" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731499AbfFGRbw (ORCPT ); Fri, 7 Jun 2019 13:31:52 -0400 Received: from userp2120.oracle.com ([156.151.31.85]:50960 "EHLO userp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729355AbfFGRbw (ORCPT ); Fri, 7 Jun 2019 13:31:52 -0400 Received: from pps.filterd (userp2120.oracle.com [127.0.0.1]) by userp2120.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x57HIpx6178003; Fri, 7 Jun 2019 17:30:37 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=g9qgPYWy2UeZZX7Q5xvayFUZ5+Jlv5AgZT4Wz1d17eI=; b=GquEmfpf1HBT7vX2CzX+dMvzNB0wpOB4iQtcXeOAyF2DoiXBKIsxxFSTqxuQEeD3dFsE NW/2qE6nTYp8yIdaZlmQWE+LLZF9hQdENVg3wyoapAls1vxX2q+9hAztXIlTcBohI7iE puGOc+EVwd+Wj8du+nhWNsaHMeyQXzpQZb9TZBrehPH95mB9xQPTriWtztvyVvBfZJSY ZvDGQ2w0kte1RG2ckQVBBt6EnYhIHB7zOIRVQHpveA/dR7UH9rQ/u//0E/s5itVU17r+ 9iPvrwQcznyJ2mXDhgxzinr5bV6Wic02t6r2sOO0mi4aLy1ulC69fy/YracyVTUd+Ixp yw== Received: from aserp3020.oracle.com (aserp3020.oracle.com [141.146.126.70]) by userp2120.oracle.com with ESMTP id 2suj0qyhpc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 07 Jun 2019 17:30:37 +0000 Received: from pps.filterd (aserp3020.oracle.com [127.0.0.1]) by aserp3020.oracle.com (8.16.0.27/8.16.0.27) with SMTP id x57HU97U102069; Fri, 7 Jun 2019 17:30:36 GMT Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserp3020.oracle.com with ESMTP id 2swngk4vhc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 07 Jun 2019 17:30:36 +0000 Received: from abhmp0016.oracle.com (abhmp0016.oracle.com [141.146.116.22]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id x57HUY6s025234; Fri, 7 Jun 2019 17:30:34 GMT Received: from ca-mkp.ca.oracle.com (/10.159.214.123) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 07 Jun 2019 10:30:34 -0700 To: Jens Axboe Cc: Christoph Hellwig , Sebastian Ott , Sagi Grimberg , Max Gurtovoy , Bart Van Assche , Ulf Hansson , Alan Stern , Oliver Neukum , linux-block@vger.kernel.org, linux-rdma@vger.kernel.org, linux-mmc@vger.kernel.org, linux-nvme@lists.infradead.org, linux-scsi@vger.kernel.org, megaraidlinux.pdl@broadcom.com, MPT-FusionLinux.pdl@broadcom.com, linux-hyperv@vger.kernel.org, linux-usb@vger.kernel.org, usb-storage@lists.one-eyed-alien.net, linux-kernel@vger.kernel.org Subject: Re: properly communicate queue limits to the DMA layer From: "Martin K. Petersen" Organization: Oracle Corporation References: <20190605190836.32354-1-hch@lst.de> <591cfa1e-fecb-7d00-c855-3b9eb8eb8a2a@kernel.dk> <20190605192405.GA18243@lst.de> Date: Fri, 07 Jun 2019 13:30:30 -0400 In-Reply-To: (Jens Axboe's message of "Thu, 6 Jun 2019 23:52:35 -0600") 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=9281 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=528 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906070116 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9281 signatures=668687 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=574 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1906070116 Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org Jens, >> The SCSI bits will need a bit more review, and possibly tweaking >> fo megaraid and mpt3sas. But they are really independent of the >> other patches, so maybe skip them for now and leave them for Martin >> to deal with. > > I dropped the SCSI bits. I'll monitor and merge them. -- Martin K. Petersen Oracle Linux Engineering