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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 41A6EC3A589 for ; Sun, 18 Aug 2019 09:04:42 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 150EE2086C for ; Sun, 18 Aug 2019 09:04:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 150EE2086C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id B47896B000A; Sun, 18 Aug 2019 05:04:41 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id AF7846B000C; Sun, 18 Aug 2019 05:04:41 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id A5C446B000D; Sun, 18 Aug 2019 05:04:41 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0137.hostedemail.com [216.40.44.137]) by kanga.kvack.org (Postfix) with ESMTP id 87B4B6B000A for ; Sun, 18 Aug 2019 05:04:41 -0400 (EDT) Received: from smtpin03.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with SMTP id 352618787 for ; Sun, 18 Aug 2019 09:04:41 +0000 (UTC) X-FDA: 75834963162.03.kite46_bc2eefcee82f X-HE-Tag: kite46_bc2eefcee82f X-Filterd-Recvd-Size: 1711 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by imf04.hostedemail.com (Postfix) with ESMTP for ; Sun, 18 Aug 2019 09:04:40 +0000 (UTC) Received: by verein.lst.de (Postfix, from userid 2407) id 974F1227A81; Sun, 18 Aug 2019 11:04:37 +0200 (CEST) Date: Sun, 18 Aug 2019 11:04:37 +0200 From: Christoph Hellwig To: Andrew Morton Cc: Christoph Hellwig , Dan Williams , Jason Gunthorpe , Bharata B Rao , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-nvdimm@lists.01.org Subject: Re: [PATCH 4/4] memremap: provide a not device managed memremap_pages Message-ID: <20190818090437.GB20462@lst.de> References: <20190816065434.2129-1-hch@lst.de> <20190816065434.2129-5-hch@lst.de> <20190816140057.c1ab8b41b9bfff65b7ea83ba@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190816140057.c1ab8b41b9bfff65b7ea83ba@linux-foundation.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Aug 16, 2019 at 02:00:57PM -0700, Andrew Morton wrote: > On Fri, 16 Aug 2019 08:54:34 +0200 Christoph Hellwig wrote: > > > The kvmppc ultravisor code wants a device private memory pool that is > > system wide and not attached to a device. Instead of faking up one > > provide a low-level memremap_pages for it. Note that this function is > > not exported, and doesn't have a cleanup routine associated with it to > > discourage use from more driver like users. > > Confused. Which function is "not exported"? Leftover from v1 and dropped now.