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=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 6D50ACA9EBD for ; Sat, 26 Oct 2019 06:44:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42D1321E6F for ; Sat, 26 Oct 2019 06:44:27 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="F/jZojJu" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726124AbfJZGoT (ORCPT ); Sat, 26 Oct 2019 02:44:19 -0400 Received: from bombadil.infradead.org ([198.137.202.133]:52210 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726057AbfJZGoS (ORCPT ); Sat, 26 Oct 2019 02:44:18 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=aiPSd/BZaq8mZvPjuhE4XI65j8OE7xLRgVlrgYKV6X8=; b=F/jZojJuWlmtYwiabWSCN61UA DJTL0DKDCRX7BN+qAIbWIW+jalp4XIg7RqqpMFKWAIL/mWu2jghSkj2qPCYYZZVTynp1AhxZlzMEC 5CEaqn3UkS8suk+1IHtm1KeugWS7ohi18uMi3TB0S0K3ZNPNhjoJ1Gm4ryl+MZGrz8gt2FoEI0OSM nCEY4LXt4xg21LC0vJk1U/1WBysEfj1A2GnytuxvgI++Gagou1GrLIdA1ILFw5rHWoVVLkycXCmiN V8HiJ0HsLPFP6ZVtquvpFwy1vmdAy8v/83zH4KWCrK7ER1LJoSDlG2R/9bTULsTpS2qWJ6BCIFVtn CDN4nubow==; Received: from hch by bombadil.infradead.org with local (Exim 4.92.3 #3 (Red Hat Linux)) id 1iOFnR-0007qU-Gs; Sat, 26 Oct 2019 06:43:33 +0000 Date: Fri, 25 Oct 2019 23:43:33 -0700 From: Christoph Hellwig To: Alastair D'Silva Cc: alastair@d-silva.org, Oscar Salvador , Michal Hocko , Geert Uytterhoeven , David Hildenbrand , Alexey Kardashevskiy , Wei Yang , Keith Busch , Masahiro Yamada , Paul Mackerras , Ira Weiny , Thomas Gleixner , Pavel Tatashin , Dave Jiang , linux-nvdimm@lists.01.org, Vishal Verma , Krzysztof Kozlowski , Anju T Sudhakar , Hari Bathini , Mahesh Salgaonkar , Andrew Donnellan , Arnd Bergmann , Greg Kurz , Nicholas Piggin , Qian Cai , =?iso-8859-1?Q?C=E9dric?= Le Goater , Dan Williams , Allison Randal , David Gibson , linux-mm@kvack.org, Greg Kroah-Hartman , linux-kernel@vger.kernel.org, Vasant Hegde , Frederic Barrat , Andrew Morton , linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 10/10] ocxl: Conditionally bind SCM devices to the generic OCXL driver Message-ID: <20191026064333.GA24422@infradead.org> References: <20191025044721.16617-1-alastair@au1.ibm.com> <20191025044721.16617-11-alastair@au1.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191025044721.16617-11-alastair@au1.ibm.com> User-Agent: Mutt/1.12.1 (2019-06-15) X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 25, 2019 at 03:47:05PM +1100, Alastair D'Silva wrote: > From: Alastair D'Silva > > This patch allows the user to bind OpenCAPI SCM devices to the generic OCXL > driver. This completely misses any explanation of why you'd want that. The what is rather obvious from the patch. > +config OCXL_SCM_GENERIC > + bool "Treat OpenCAPI Storage Class Memory as a generic OpenCAPI device" > + default n n is the default default.