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=-5.2 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 53C13C388F9 for ; Wed, 4 Nov 2020 14:29:19 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id BC2A9206E3 for ; Wed, 4 Nov 2020 14:29:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="QGw+NwC1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BC2A9206E3 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Transfer-Encoding: Content-Type:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qNVnOSY7UwYmse++3HCMbkk4vH7gVHrAkyX2/qhdcIA=; b=QGw+NwC1UiJtbutKH8wuRkq8g AbMol1zpxI4W+zWPTizYj+6TUFbIlV3rt/AxZJMPp9ckA83YfsRJ2tHRuF9R91MsjMIr+H2TWtOAI ftisnbAo3c/vi2aIZEI32m3/9omfCGih8qOcNF2JRbOxULJYikIut//blbY5F2slMO+Ex3hihRbGZ WnK9tAnkwbJWBP6iOzg4RSI7B38adP+5ZI8t+EmroRkkjZdXpW0R2QyAoXj1hiHD8EkqH4D6Ot1+c cw+3mQRx0MS8DmWX+HE/24fXtxoTHMT0E/oTLucmAviGnihgJQBdrWUKECAy97rv10x4ZnkkbaJtC rblSMZrSQ==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kaJml-0003Fb-Db; Wed, 04 Nov 2020 14:29:15 +0000 Received: from verein.lst.de ([213.95.11.211]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kaJmj-0003Et-7u for linux-nvme@lists.infradead.org; Wed, 04 Nov 2020 14:29:14 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 1ACE968B02; Wed, 4 Nov 2020 15:29:09 +0100 (CET) Date: Wed, 4 Nov 2020 15:29:08 +0100 From: "hch@lst.de" To: Hannes Reinecke Subject: Re: [PATCH V2] nvme: report capacity 0 for non supported ZNS SSDs Message-ID: <20201104142908.GA7941@lst.de> References: <0916865d50c640e3aa95dc542f3986b9@CAMSVWEXC01.scsc.local> <20201102180836.GC20182@lst.de> <20201102183355.GB1970293@dhcp-10-100-145-180.wdc.com> <20201102185851.GA21349@lst.de> <23e10fd1-d20c-cf77-4dc0-dd8b0774fd7a@suse.de> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <23e10fd1-d20c-cf77-4dc0-dd8b0774fd7a@suse.de> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201104_092913_432514_AE2A042A X-CRM114-Status: UNSURE ( 8.28 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "axboe@kernel.dk" , "Niklas.Cassel@wdc.com" , "javier@javigon.com" , "sagi@grimberg.me" , "joshi.k@samsung.com" , "Klaus B. Jensen" , "linux-nvme@lists.infradead.org" , "linux-block@vger.kernel.org" , Keith Busch , Javier Gonzalez , "hch@lst.de" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Wed, Nov 04, 2020 at 03:26:46PM +0100, Hannes Reinecke wrote: > I hardly dare to mention bsg here; but the is pretty similar to what it set > out to do ... Except that: a) we created a complete mess with bsg by overloading the scsi ioctls with some of the transport stuff. b) bsg would not work with existing tools. A character device that accepts the same ioctl will just work. _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme