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 2E50AC433EF for ; Thu, 3 Feb 2022 16:06:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352066AbiBCQGl (ORCPT ); Thu, 3 Feb 2022 11:06:41 -0500 Received: from mail-pl1-f179.google.com ([209.85.214.179]:41517 "EHLO mail-pl1-f179.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229993AbiBCQGk (ORCPT ); Thu, 3 Feb 2022 11:06:40 -0500 Received: by mail-pl1-f179.google.com with SMTP id z5so2520817plg.8; Thu, 03 Feb 2022 08:06:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=CQl5z9carncWUpCNFDhmSPdjShzBxxx7Om9xnHB+4lM=; b=gOjLlieapzUWlzb3LSnLiE1R6OdidnGchKr7V2soKZ8Ucoc1kHmqGwylRS6X3P+La/ 70egDDwyncV/ZihJvll8zR8zvw+avm7A2DpuGjdoRe5y3DXh0jMggo1dHOU3TNYDPrZl zYJ5mMg1L9SuKQ00P4QqbPlrTYTXsAKbpUlPW/padiFobSudhqyD+Tokgn7UJ5vrEoLR awm2aMS5NZ4Kisjl6US9wSZmEn33y5PwrPWvEetusXWmdo0yBHXlA47HGlg0H7Ck8/jd sXvJ1hUURopw3jSTKGvcfP/VwtMoDoUTbxPrVwlfNreFFu8jFXUy9+oPQnbjCGoliN6M Hfpw== X-Gm-Message-State: AOAM533qMihY3l+srdqrn82qmonz8ZD3ZbAxmQvAdurpIA+w0tUe1tNd WDW5wVitchC6ORvjhttHofA= X-Google-Smtp-Source: ABdhPJzhK8+95Srk1qUADNs99c7AM9hHsV465MsjDTT3FGN90VtQxc49I1xXzkBKwhRQs7yApS+AYA== X-Received: by 2002:a17:903:2305:: with SMTP id d5mr35376153plh.122.1643904399872; Thu, 03 Feb 2022 08:06:39 -0800 (PST) Received: from garbanzo (136-24-173-63.cab.webpass.net. [136.24.173.63]) by smtp.gmail.com with ESMTPSA id t7sm28321189pfj.138.2022.02.03.08.06.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 03 Feb 2022 08:06:37 -0800 (PST) Date: Thu, 3 Feb 2022 08:06:33 -0800 From: Luis Chamberlain To: Adam Manzanares Cc: Mikulas Patocka , Javier =?utf-8?B?R29uesOhbGV6?= , Chaitanya Kulkarni , "linux-block@vger.kernel.org" , "linux-scsi@vger.kernel.org" , "dm-devel@redhat.com" , "linux-nvme@lists.infradead.org" , linux-fsdevel , Jens Axboe , "msnitzer@redhat.com >> msnitzer@redhat.com" , Bart Van Assche , "martin.petersen@oracle.com >> Martin K. Petersen" , "roland@purestorage.com" , Hannes Reinecke , "kbus @imap.gmail.com>> Keith Busch" , Christoph Hellwig , "Frederick.Knight@netapp.com" , "zach.brown@ni.com" , "osandov@fb.com" , "lsf-pc@lists.linux-foundation.org" , "djwong@kernel.org" , "josef@toxicpanda.com" , "clm@fb.com" , "dsterba@suse.com" , "tytso@mit.edu" , "jack@suse.com" , Kanchan Joshi Subject: Re: [RFC PATCH 3/3] nvme: add the "debug" host driver Message-ID: <20220203160633.rdwovqoxlbr3nu5u@garbanzo> References: <20220201102122.4okwj2gipjbvuyux@mpHalley-2> <20220202060154.GA120951@bgt-140510-bm01> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220202060154.GA120951@bgt-140510-bm01> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Wed, Feb 02, 2022 at 06:01:13AM +0000, Adam Manzanares wrote: > BTW I think having the target code be able to implement simple copy without > moving data over the fabric would be a great way of showing off the command. Do you mean this should be implemented instead as a fabrics backend instead because fabrics already instantiates and creates a virtual nvme device? And so this would mean less code? Luis