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 5CA41C3DA61 for ; Thu, 25 Jul 2024 01:56:24 +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:Content-Transfer-Encoding: Content-Type:MIME-Version:Message-Id:References:In-Reply-To:Cc: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=PNGLdY5lCrVALpZvf9y5pOMR1z62Wrz29AhFgjwVIYs=; b=4pe+KeGPfZSNj8blOuyxPoXN92 ygGaK4IaI0m4aOMBbm8XwL0f0rBsUNI0pqTR1Z4mcyCmMrJRqUwN9DPBTfdXIeAJ7J6eX5FpMIn7H 7dIAwCpuSYvLC3L9/Ag37N17rjw88NgP7o9Nu60HRRkf9uLYTghMWt6CRF98OBmlomfQGWk7s2Koq aVoaFzLLSqFEb7vlxbGAiy+5hGO2EWOSfFi3rwoNOpNS0onYAm4hQupmPIIKXQBFLI55b0y1raz6+ Z3+VWEVD6DhVyKApcWnWS69hddAWPttF8trsYpzTD/7igLYG9rt8KGV2jcUy7e3dVbcUNNu6p573Q BlYsO//g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sWniN-0000000H3aF-1HIt; Thu, 25 Jul 2024 01:56:19 +0000 Received: from out28-78.mail.aliyun.com ([115.124.28.78]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sWniJ-0000000H3Xq-0Nsr for linux-nvme@lists.infradead.org; Thu, 25 Jul 2024 01:56:17 +0000 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.5778216|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_enroll_verification|0.0250876-0.00301791-0.971895;FP=430380305957573910|0|0|0|0|-1|-1|-1;HT=maildocker-contentspam033070021158;MF=wangyugui@e16-tech.com;NM=1;PH=DS;RN=2;RT=2;SR=0;TI=SMTPD_---.YYza402_1721872566; Received: from 192.168.2.112(mailfrom:wangyugui@e16-tech.com fp:SMTPD_---.YYza402_1721872566) by smtp.aliyun-inc.com; Thu, 25 Jul 2024 09:56:07 +0800 Date: Thu, 25 Jul 2024 09:56:08 +0800 From: Wang Yugui To: Damien Le Moal Subject: Re: [PATCH RFC v2] nvme: basic RMEDIA support for host Cc: linux-nvme@lists.infradead.org In-Reply-To: <6bb781f7-1895-4c8e-8501-dc21732c5e37@kernel.org> References: <20240724123052.49185-1-wangyugui@e16-tech.com> <6bb781f7-1895-4c8e-8501-dc21732c5e37@kernel.org> Message-Id: <20240725095607.0A4A.409509F4@e16-tech.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.81.06 [en] X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240724_185615_326040_87D04273 X-CRM114-Status: UNSURE ( 8.44 ) X-CRM114-Notice: Please train this message. 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 Hi, > On 7/24/24 21:30, Wang Yugui wrote: > > Rotational media(RMEDIA) support is added to the NVMe 2.0 specification. > > We firstly add Rotational media(RMEDIA) support to nvme host, then we can add > > the support to nvme target later if the backstore is a Rotational media(RMEDIA) > > block device. > > Why not do that now in another patch, at least for the loop target ? Given that > they are not that many NVMe-HDD out there, that would be nice to have to test this. Just because yet not enough skill/time now. Best Regards Wang Yugui (wangyugui@e16-tech.com) 2024/07/25