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 130F5C433EF for ; Thu, 19 May 2022 03:12:47 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230028AbiESDMo (ORCPT ); Wed, 18 May 2022 23:12:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60910 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229882AbiESDMl (ORCPT ); Wed, 18 May 2022 23:12:41 -0400 Received: from mail-pg1-f178.google.com (mail-pg1-f178.google.com [209.85.215.178]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED95F47540; Wed, 18 May 2022 20:12:40 -0700 (PDT) Received: by mail-pg1-f178.google.com with SMTP id c22so3883432pgu.2; Wed, 18 May 2022 20:12:40 -0700 (PDT) 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=9JN0fB16G2C30bXw00o2rKWge5ToDKtDbnbvpwNdZkI=; b=qBa5S3cilpX9Sq52HTio/pIwxayAm8tzmzCBATKHbM+RkDyNpih22/vbDkPtOyIiKo 45VyYxGdQRf/FotsEmBq0A3fpRjP7qVlM5dbO7EIoVIUD/WnfLfZjW6lwo5v5KnDWTK0 dZM+iQuttRJOim9M3hDLO3HovrT84rvJqFGump6OWT7kDWgD+IEZTOSICalsOnLg3BG0 1p8ocu+fxQCUlcMc5KJ+iKuWdGswNj/g9kRiCOx6g8VJ5zKD20HQm98c8+vEgK4OuF2G bukWJGJ0tKuFP0hoeYE6gGMBsMfWj9y2WeWpaBfk2ump/fByPWoktoAW2Wiyuiuf6m1S Jscw== X-Gm-Message-State: AOAM530xiao3JrlHF6Ox5a8BT3W2bfKqAVlknjD5ZMKGvfoy42sMqRNm QN48BDbNg9jXzuV9Frw0y4U= X-Google-Smtp-Source: ABdhPJyrgMJtrLlwQnNIwf+NjlQjBMAO/19qfMKeveD8EoHEa/Q7M6uMkO2ILqaysBSDyiNbhhYuDQ== X-Received: by 2002:a63:1050:0:b0:3c2:2f7c:cc78 with SMTP id 16-20020a631050000000b003c22f7ccc78mr2222093pgq.238.1652929960314; Wed, 18 May 2022 20:12:40 -0700 (PDT) Received: from garbanzo (136-24-173-63.cab.webpass.net. [136.24.173.63]) by smtp.gmail.com with ESMTPSA id h8-20020a654048000000b003f26c2f583asm2231364pgp.61.2022.05.18.20.12.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 May 2022 20:12:39 -0700 (PDT) Date: Wed, 18 May 2022 20:12:37 -0700 From: Luis Chamberlain To: Damien Le Moal Cc: Theodore Ts'o , Christoph Hellwig , Pankaj Raghav , axboe@kernel.dk, pankydev8@gmail.com, gost.dev@samsung.com, jiangbo.365@bytedance.com, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, linux-fsdevel@vger.kernel.org, dm-devel@redhat.com, dsterba@suse.com, linux-btrfs@vger.kernel.org Subject: Re: [dm-devel] [PATCH v4 00/13] support non power of 2 zoned devices Message-ID: <20220519031237.sw45lvzrydrm7fpb@garbanzo> References: <20220516165416.171196-1-p.raghav@samsung.com> <20220517081048.GA13947@lst.de> <7f9cb19b-621b-75ea-7273-2d2769237851@opensource.wdc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7f9cb19b-621b-75ea-7273-2d2769237851@opensource.wdc.com> Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Thu, May 19, 2022 at 12:08:26PM +0900, Damien Le Moal wrote: > On 5/18/22 00:34, Theodore Ts'o wrote: > > On Tue, May 17, 2022 at 10:10:48AM +0200, Christoph Hellwig wrote: > >> I'm a little surprised about all this activity. > >> > >> I though the conclusion at LSF/MM was that for Linux itself there > >> is very little benefit in supporting this scheme. It will massively > >> fragment the supported based of devices and applications, while only > >> having the benefit of supporting some Samsung legacy devices. > > > > FWIW, > > > > That wasn't my impression from that LSF/MM session, but once the > > videos become available, folks can decide for themselves. > > There was no real discussion about zone size constraint on the zone > storage BoF. Many discussions happened in the hallway track though. Right so no direct clear blockers mentioned at all during the BoF. Luis