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=-10.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 B4DD8C433E0 for ; Tue, 16 Mar 2021 21:09:25 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 5E4D864F90 for ; Tue, 16 Mar 2021 21:09:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5E4D864F90 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org 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=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References:Message-ID: Subject:Cc: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=tDevxcD+09AcDig46ondQl3SmuzCdQqSKEHJg8T2nE0=; b=AudIZTtyiqjFtuNVI72xPqGoa CRXt5jNgFpUrpFlnhjlu6X1fYHEht+eKb8AzuOSiR16O7PZj/1HOw2sKjVPD+AUFW4X5JxRsfzgDX QV3oBgFdEYCgzg/XCDKiGpZYAkFn1IblYeAbruD5X/Ykwudt3Z2UK6H7VEkmYcrDNRIykjQYuXeC9 CPJDevMzf/bQkKdbhJ+O+XlE7Jyi8v0XViZuHGae4lyiTnfeFbNd5x3w5DczhgGT/H+gOHgJlbph9 iQxWu86yJ7x1nflY2aOUBlInvcz2fzSi7XqBjtTRDnXYGPGtZym4TnfrpHkFspcYNX4EkZouUC/EO n1aYVY6kA==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lMGw6-001s8x-6x; Tue, 16 Mar 2021 21:09:06 +0000 Received: from mail.kernel.org ([198.145.29.99]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lMGw1-001s7y-2M for linux-nvme@lists.infradead.org; Tue, 16 Mar 2021 21:09:03 +0000 Received: by mail.kernel.org (Postfix) with ESMTPSA id 1845D64F96; Tue, 16 Mar 2021 21:08:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1615928938; bh=8nsu1dZXDbuAz+AZFzrA0j7Lr/rUq5irdOFWu7bc7W8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qmoe6HRPtoDCLdLPtJAb/aujsFliGQBoOPjveA0jiltOX+YUmQNAHEcY/FVeSKMdI 8GA780NaNBwn8Uror/inqwXv95aSBaqgcSd/W05Uk3y0/dtoYzNpzznW10aP3rld/B SgQCCV9igu1bl2LEOJEyFBFyjY2Lsb8xSlhY4iSAJycaNC6bYLYY6CyLnsEJyeU8mO IvCs22YcSmsAVqhZmVcAs//iIX5nCE6W40S+SMLUl04F+0wNztkcRBX0KppD1DGQAq YiBl5DqGf9NEwCnsbCIEa52FV4ENoBNNfKsKHwV9Dw0jV65GjbJ3bjrgEv07GNC40P iSzS4yqFEswSQ== Date: Wed, 17 Mar 2021 06:08:52 +0900 From: Keith Busch To: Christoph Hellwig Cc: Zheng Wu , linux-nvme@lists.infradead.org, Ye Jinhe Subject: Re: [PATCH] nvme-pci: add another device ID with stripe quirk Message-ID: <20210316210852.GB23332@redsun51.ssa.fujisawa.hgst.com> References: <1615864938-6757-1-git-send-email-wu.zheng@intel.com> <20210316073042.GA376417@infradead.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20210316073042.GA376417@infradead.org> User-Agent: Mutt/1.12.1 (2019-06-15) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210316_210901_899918_F8184E71 X-CRM114-Status: GOOD ( 13.20 ) 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: , 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 16, 2021 at 07:30:42AM +0000, Christoph Hellwig wrote: > On Mon, Mar 15, 2021 at 11:22:18PM -0400, Zheng Wu wrote: > > From: Wu Zheng > > > > Adds the Intel controller of P5510 which has the "stripe" quirk. > > > > Signed-off-by: Zheng Wu > > Signed-off-by: Ye Jinhe > > I'm pretty sure we said we're not going add more of these years after > there has been a standard way to communicate this performance preference > using the noiob field. P5510 was a Q4'20 release and NOIOB is 4 years older than that! Jinhe, is it possible to reiterate to the development side how painful this non-standard behavior is to the nvme ecosystem? The spec compliant method is a simple and harmless f/w change that will make all your Linux customers better off. _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme