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=-2.4 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT 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 67A2DC04AAA for ; Mon, 6 May 2019 09:03:52 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (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 C529B20830 for ; Mon, 6 May 2019 09:03:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C529B20830 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 44yGxd4tRpzDqHh for ; Mon, 6 May 2019 19:03:49 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=none (mailfrom) smtp.mailfrom=lst.de (client-ip=213.95.11.211; helo=newverein.lst.de; envelope-from=hch@lst.de; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de Received: from newverein.lst.de (verein.lst.de [213.95.11.211]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 44yGw93Dm5zDqH4 for ; Mon, 6 May 2019 19:02:31 +1000 (AEST) Received: by newverein.lst.de (Postfix, from userid 2407) id 90E2F68AFE; Mon, 6 May 2019 11:02:10 +0200 (CEST) Date: Mon, 6 May 2019 11:02:10 +0200 From: Christoph Hellwig To: Frederic Barrat Subject: Re: [PATCH 1/3] powerpc/powernv: remove the unused pnv_pci_set_p2p function Message-ID: <20190506090210.GA2064@lst.de> References: <20190426124917.23789-1-hch@lst.de> <20190426124917.23789-2-hch@lst.de> <99c4c4a9-8a18-61ed-174a-9ffaec3d2e44@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <99c4c4a9-8a18-61ed-174a-9ffaec3d2e44@linux.ibm.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, Paul Mackerras , Christoph Hellwig Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Mon, May 06, 2019 at 10:46:11AM +0200, Frederic Barrat wrote: > Hi, > > The PCI p2p and tunnel code is used by the Mellanox CX5 driver, at least > their latest, out of tree version, which is used for CORAL. My > understanding is that they'll upstream it at some point, though I don't > know what their schedule is like. As said before, we only keep exports in tree for in-tree users. If the CX5 driver grows special P2P support it will have to use the proper existing kernel infrastructure for that anyway.