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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA7F5C4332F for ; Thu, 30 Sep 2021 16:20:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B17916141B for ; Thu, 30 Sep 2021 16:20:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1349834AbhI3QVw (ORCPT ); Thu, 30 Sep 2021 12:21:52 -0400 Received: from mail-pl1-f171.google.com ([209.85.214.171]:41907 "EHLO mail-pl1-f171.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1349579AbhI3QVv (ORCPT ); Thu, 30 Sep 2021 12:21:51 -0400 Received: by mail-pl1-f171.google.com with SMTP id x8so4394907plv.8; Thu, 30 Sep 2021 09:20:09 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=yG1/o+/DnMH77sK/4dZhI1SBFsLkmeMylzKyExyvyVo=; b=VMOMxXrk3WipEBkwtyRKsqEK/+hGcd6Xyv2//4vlFXzFr4kYcDxEG8qPMfLnEJCU46 L7lGjp3A0jTO7A2w8Nu9vj/3qfEVpzcHp31SFcuzf94+yQmtPAh9QBCO9Y3Jnmutz2xw MW6bzrww9mCCWv3YOkSvSuLEczumDBQJ90fmE/1PAdpbxWqCsNk8VgYGoV5dw1vL18hT H11wBYoQlxdKpldScRPa3o3ayID3taRq+xPtIPuGhyMcH8kdQlFOyVpF688PGFKjum+8 LnyIqX5W5cgx7EUQDNi1C7LTqesPp3ShBYA1LoOaNYByN+Xxo+D51IMNoDFDWmGKUkwr gfJw== X-Gm-Message-State: AOAM530cKxHipAVZYvrPwObMt6VEtaijjkgs3l4IOMchU6wlXElRJ/Ft Z6HvhDfPKGLUXEd1CrQLx1g= X-Google-Smtp-Source: ABdhPJzaCOnFZETcMKaHwCPxzFz713M2S082LglpsjtX0j5t65Ek+coBFDcqzxklnkgshMeKu30lrQ== X-Received: by 2002:a17:90b:104d:: with SMTP id gq13mr14201836pjb.101.1633018808562; Thu, 30 Sep 2021 09:20:08 -0700 (PDT) Received: from [10.254.204.66] (50-242-106-94-static.hfc.comcastbusiness.net. [50.242.106.94]) by smtp.gmail.com with ESMTPSA id t15sm3663221pgi.80.2021.09.30.09.20.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 30 Sep 2021 09:20:07 -0700 (PDT) Subject: Re: [LSF/MM/BFP ATTEND] [LSF/MM/BFP TOPIC] Storage: Copy Offload To: =?UTF-8?Q?Javier_Gonz=c3=a1lez?= , Johannes Thumshirn Cc: Chaitanya Kulkarni , "linux-block@vger.kernel.org" , "linux-scsi@vger.kernel.org" , "linux-nvme@lists.infradead.org" , "dm-devel@redhat.com" , "lsf-pc@lists.linux-foundation.org" , "axboe@kernel.dk" , "msnitzer@redhat.com" , "martin.petersen@oracle.com" , "roland@purestorage.com" , "mpatocka@redhat.com" , "hare@suse.de" , "kbusch@kernel.org" , "rwheeler@redhat.com" , "hch@lst.de" , "Frederick.Knight@netapp.com" , "zach.brown@ni.com" , "osandov@fb.com" , Adam Manzanares , SelvaKumar S , Nitesh Shetty , Kanchan Joshi , Vincent Fu References: <20210928191340.dcoj7qrclpudtjbo@mpHalley.domain_not_set.invalid> From: Bart Van Assche Message-ID: Date: Thu, 30 Sep 2021 09:20:04 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0 MIME-Version: 1.0 In-Reply-To: <20210928191340.dcoj7qrclpudtjbo@mpHalley.domain_not_set.invalid> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On 9/28/21 12:13 PM, Javier González wrote: > Since we are not going to be able to talk about this at LSF/MM, a few of > us thought about holding a dedicated virtual discussion about Copy > Offload. I believe we can use Chaitanya's thread as a start. Given the > current state of the current patches, I would propose that we focus on > the next step to get the minimal patchset that can go upstream so that > we can build from there. > > Before we try to find a date and a time that fits most of us, who would > be interested in participating? Given the technical complexity of this topic and also that the people who are interested live in multiple time zones, I prefer email to discuss the technical aspects of this work. My attempt to summarize how to implement copy offloading is available here: https://github.com/bvanassche/linux-kernel-copy-offload. Feedback on this text is welcome. Thanks, Bart.