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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 113E2C77B61 for ; Thu, 27 Apr 2023 11:00:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243201AbjD0LAt (ORCPT ); Thu, 27 Apr 2023 07:00:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52270 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243640AbjD0LAs (ORCPT ); Thu, 27 Apr 2023 07:00:48 -0400 Received: from out30-99.freemail.mail.aliyun.com (out30-99.freemail.mail.aliyun.com [115.124.30.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C1A41559E; Thu, 27 Apr 2023 04:00:42 -0700 (PDT) X-Alimail-AntiSpam: AC=PASS;BC=-1|-1;BR=01201311R111e4;CH=green;DM=||false|;DS=||;FP=0|-1|-1|-1|0|-1|-1|-1;HT=ay29a033018046056;MF=xiaoguang.wang@linux.alibaba.com;NM=1;PH=DS;RN=5;SR=0;TI=SMTPD_---0Vh7Lbrs_1682593239; Received: from 30.221.148.223(mailfrom:xiaoguang.wang@linux.alibaba.com fp:SMTPD_---0Vh7Lbrs_1682593239) by smtp.aliyun-inc.com; Thu, 27 Apr 2023 19:00:40 +0800 Message-ID: Date: Thu, 27 Apr 2023 19:00:38 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.10.0 Subject: Re: another nvme pssthrough design based on nvme hardware queue file abstraction Content-Language: en-US To: Kanchan Joshi Cc: linux-block@vger.kernel.org, io-uring@vger.kernel.org, Christoph Hellwig , Jens Axboe References: <24179a47-ab37-fa32-d177-1086668fbd3d@linux.alibaba.com> <20230426135937.GA27829@green245> From: Xiaoguang Wang In-Reply-To: <20230426135937.GA27829@green245> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org hi, > On Wed, Apr 26, 2023 at 09:19:57PM +0800, Xiaoguang Wang wrote: > > Good to see this. > So I have a prototype that tries to address some of the overheads you > mentioned. This was briefly discussed here [1], as a precursor to LSFMM. Cool, and I'll go through your discussions later, thanks. Regards, Xiaoguang Wang > > PoC is nearly in shape. I should be able to post in this week. > > [1] fourth point at > https://lore.kernel.org/linux-nvme/20230210180033.321377-1-joshi.k@samsung.com/ > >