Received: by 2002:a25:ca44:0:0:0:0:0 with SMTP id a65csp898455ybg; Mon, 27 Jul 2020 02:35:29 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxlaubp/t1vn/tLd8TMaNzPUQN6uDhvGedwdMJpLyHmuqE6M3kRX1d0P3w9jEybZzg1U8jx X-Received: by 2002:aa7:d3c8:: with SMTP id o8mr20476591edr.294.1595842529210; Mon, 27 Jul 2020 02:35:29 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1595842529; cv=none; d=google.com; s=arc-20160816; b=PwFEwf8K86lLWgLZdzFwvcoQzBfGYMpKCHD1PWCwaVZxJdgm/N9SkExi2+lmjRqZBK EGzWoITGmQq+ud8kgwdJSyHVcYlbXmmAgSfau2tjq4/EWU8JAn7SMzc8zKp/LXSjq0y5 9FtzgA/0Xy1fo//NwI6p5VAlaBQY1H9Z0E6R9q62VZVwHlsP4BZHlOckxfnr2VJzqERM Qv/48TcKxr15LJv0oMCASOVA8RutyHhZpL1fr72p4TqOrUpT+lHl9LtfIqYFGQBuoCfY oRl44/WRnaUs8EQSZJ08Zcxc9NNV6Y4kvJuri1zF0bWXLwij04LKRxnNrp1LjZ12iWWH h2bA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=bGAI89p3w4m2stakIMgrv0L2qqz0CNT486Ewoo8Avm4=; b=rKfsfnUZpx5Ozpvetv314XNxLdgoff3UAxyXqOaZux74BRGIPhhcVNGUjMLXE8X8el p4IsjMN8iBB6Km8JoFj6zNfkA8jTs6aoEbIxzunSglqTHUPZrNeV7/3WBRYdEq/GRGXU YgNsi9d/0cD6nloW89L0eq9MEXdwYYt5On7GqI1/m9H3CLOlmDR9VfCD0QGxT6mNZiDI Au7U526LaXOpedVslE1Aa+XyL3U4QcmjAwMJa4Et6UhJA9rul5FcFZmW8a93mpO7ChL4 cyut5t5PaULINQhl4KuO5aV5P80IPgN8BA9IBsEqUEOoAeodgQd7ENSbY3i9HGxBlGLI sY1g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id w11si3256345edr.211.2020.07.27.02.35.06; Mon, 27 Jul 2020 02:35:29 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727045AbgG0JeA (ORCPT + 99 others); Mon, 27 Jul 2020 05:34:00 -0400 Received: from jabberwock.ucw.cz ([46.255.230.98]:38698 "EHLO jabberwock.ucw.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726139AbgG0Jd7 (ORCPT ); Mon, 27 Jul 2020 05:33:59 -0400 Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 4680A1C0BE1; Mon, 27 Jul 2020 11:33:57 +0200 (CEST) Date: Mon, 27 Jul 2020 11:33:56 +0200 From: Pavel Machek To: Christoph Hellwig Cc: Daejun Park , "avri.altman@wdc.com" , "jejb@linux.ibm.com" , "martin.petersen@oracle.com" , "asutoshd@codeaurora.org" , "beanhuo@micron.com" , "stanley.chu@mediatek.com" , "cang@codeaurora.org" , "bvanassche@acm.org" , "tomas.winkler@intel.com" , ALIM AKHTAR , "linux-scsi@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Sang-yoon Oh , Sung-Jun Park , yongmyung lee , Jinyoung CHOI , Adel Choi , BoRam Shin Subject: Re: [PATCH v6 0/5] scsi: ufs: Add Host Performance Booster Support Message-ID: <20200727093356.nanldba3nfocw3z3@duo.ucw.cz> References: <963815509.21594636682161.JavaMail.epsvc@epcpadp2> <20200722063937.GA21117@infradead.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="kpyakbql6kpucp7b" Content-Disposition: inline In-Reply-To: <20200722063937.GA21117@infradead.org> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --kpyakbql6kpucp7b Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed 2020-07-22 07:39:37, Christoph Hellwig wrote: > As this monster seesm to come back again and again let me re-iterate > my statement: >=20 > I do not think Linux should support a broken standards extensions that > creates a huge share state between the Linux initator and the target > device like this with all its associated problems. >=20 > Nacked-by: Christoph Hellwig To be a bit more constructive. Yes, pushing (parts) of FTL to the host makes some kind of sense. IIRC lightnvm is a step into that direction. Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --kpyakbql6kpucp7b Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EARECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCXx6fhAAKCRAw5/Bqldv6 8g7KAKCbhn9XZy4IFL5Twgx9bWNrOXjMiACfZvGlJ9CAesnthDvJIhyK0AnZq7o= =+TIT -----END PGP SIGNATURE----- --kpyakbql6kpucp7b--