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=-2.3 required=3.0 tests=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 BE602C43331 for ; Wed, 1 Apr 2020 06:33:46 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 902492071A for ; Wed, 1 Apr 2020 06:33:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="gt7bBAHe" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 902492071A 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=bombadil.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=ePtPxYKomM60s70S/CN87t4rvykSG7vifqJvPcz1PzY=; b=gt7bBAHeMCAfpS 38h1IeV06BTK0/y/KTU7Nds58hhCCPTr9zpyPFlm43foCyUZ2bu4B0hvqXS9haOEIcGfyeKlt8xFH 2CV/e1vV9j00SO2oX7hXAw/t/pVE9OwXMlcsDeswK+la4To08EGRU3B/CjK2dvllE5/wd2lEQOZ1/ 5V9lbsXqJv63uDUDzrbI8uyXqL/3jtFY3sTMo+Uls8djsYbfiDChNjsxW06bWy47nOQIO0H1mD2W7 Z1Ba7u6SyiMZiJ/j5rfs6IvbO/E0sRMfZ8yzwFSKjilWbDx/xldXbDjMjc7yVRhAanP3fcU2PfB7S hpVFrcwKXKEi/PLSEj5A==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jJWwY-0008NT-Pr; Wed, 01 Apr 2020 06:33:42 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jJWwV-0008My-CO for linux-nvme@lists.infradead.org; Wed, 01 Apr 2020 06:33:41 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 7B25B68BFE; Wed, 1 Apr 2020 08:33:35 +0200 (CEST) Date: Wed, 1 Apr 2020 08:33:35 +0200 From: Christoph Hellwig To: Sagi Grimberg Subject: Re: [PATCH v2] nvme: inherit stable pages constraint in the mpath stack device Message-ID: <20200401063335.GA25619@lst.de> References: <20200401060625.10293-1-sagi@grimberg.me> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200401060625.10293-1-sagi@grimberg.me> 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-20200331_233339_569384_605BFBE3 X-CRM114-Status: UNSURE ( 9.10 ) 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: Keith Busch , Christoph Hellwig , linux-nvme@lists.infradead.org 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 Tue, Mar 31, 2020 at 11:06:25PM -0700, Sagi Grimberg wrote: > If the backing device require stable pages, we need to set it > on the target as well. This applies to rdma/fc transports when > doing data integrity and tcp transport calculating digests. target?? Seems like this propagates it to the multipath node. _______________________________________________ linux-nvme mailing list linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme