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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 962A5C4332F for ; Fri, 15 Dec 2023 16:59:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=Etk5vLpARTZCtDjnSWMsQz05k8rTR1Ts7JusCc7oUXI=; b=O1KORkOKuSRj4iC2vMqON+QODa Odf+zxlCOOHi0QKg0cPVrssXNsB2QPWadY6F9kZvXY/gV0zhX2KuRWuqh6rZ2MBLlZx60hAR4c1HM JRnliiN+9qCzEmUMBr4vtnPDlV3juU/OQzTAteuRvzWCkv26jG6WPw0WyWagohJjNJGgGsSVpF+Aq f1atjcXUptk00UFcm8XfwHXsfCm0zM5btlJK69rupMA9BqRkMeNvO7ORBSeH4jrccvIftf/vNb2SB t+D4wWrrysxI8RzuogGwlvuM4rlmnWIS5imHbGRG9MmQD2XbhKAI2lvlNviJh8iUiJoskl72H8rm2 2mZXTeLw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1rEBX6-003xD7-05; Fri, 15 Dec 2023 16:59:28 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1rEBX3-003xCN-1y for linux-nvme@lists.infradead.org; Fri, 15 Dec 2023 16:59:26 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 3C96468B05; Fri, 15 Dec 2023 17:59:21 +0100 (CET) Date: Fri, 15 Dec 2023 17:59:20 +0100 From: Christoph Hellwig To: hare@kernel.org Cc: Christoph Hellwig , Sagi Grimberg , Keith Busch , linux-nvme@lists.infradead.org, Hannes Reinecke Subject: Re: [PATCHv2] nvmet: implement unique discovery NQN Message-ID: <20231215165920.GA3642@lst.de> References: <20231215123929.172940-1-hare@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231215123929.172940-1-hare@kernel.org> 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-20231215_085925_793091_CBCC4B09 X-CRM114-Status: GOOD ( 11.52 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Fri, Dec 15, 2023 at 01:39:29PM +0100, hare@kernel.org wrote: > From: Hannes Reinecke > > Add a configfs attribute 'discovery_nqn' in the 'nvmet' configfs > directory to specify the unique discovery NQN. That's a bit of a sparse commit log. What do unique discovery NQN do? Please include a reference and a bit of an explnation. And tell us why this feature is useful for Linux to have.