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_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 AD190C28CF8 for ; Mon, 15 Oct 2018 05:50:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 3A87A204FD for ; Mon, 15 Oct 2018 05:50:12 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3A87A204FD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726642AbeJONdy (ORCPT ); Mon, 15 Oct 2018 09:33:54 -0400 Received: from verein.lst.de ([213.95.11.211]:39935 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726098AbeJONdx (ORCPT ); Mon, 15 Oct 2018 09:33:53 -0400 Received: by newverein.lst.de (Postfix, from userid 2407) id 91FE368C7A; Mon, 15 Oct 2018 07:50:08 +0200 (CEST) Date: Mon, 15 Oct 2018 07:50:08 +0200 From: Christoph Hellwig To: Alexey Kardashevskiy Cc: Christoph Hellwig , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 16/33] powerpc/powernv: remove dead npu-dma code Message-ID: <20181015055008.GA23344@lst.de> References: <20181009132500.17643-1-hch@lst.de> <20181009132500.17643-17-hch@lst.de> <7709932d-efb8-2c9b-5128-99cc491c302b@ozlabs.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7709932d-efb8-2c9b-5128-99cc491c302b@ozlabs.ru> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Oct 15, 2018 at 12:34:02PM +1100, Alexey Kardashevskiy wrote: > > On 10/10/2018 00:24, Christoph Hellwig wrote: > > This code has been unused since it was merged and is in the way of > > cleaning up the DMA code, thus remove it. > > > > This effectively reverts commit 5d2aa710 ("powerpc/powernv: Add support > > for Nvlink NPUs"). > > > This code is heavily used by the NVIDIA GPU driver. Not by the that actually exists in the kernel tree, so it simply doesn't matter. 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_PASS,USER_AGENT_MUTT autolearn=unavailable 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 07B19C7112A for ; Mon, 15 Oct 2018 05:52:14 +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 9AF002086A for ; Mon, 15 Oct 2018 05:52:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9AF002086A 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 42YSJC4fFKzF3CR for ; Mon, 15 Oct 2018 16:52:11 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=lst.de 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 AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 42YSFx5rlbzF3Bd for ; Mon, 15 Oct 2018 16:50:12 +1100 (AEDT) Received: by newverein.lst.de (Postfix, from userid 2407) id 91FE368C7A; Mon, 15 Oct 2018 07:50:08 +0200 (CEST) Date: Mon, 15 Oct 2018 07:50:08 +0200 From: Christoph Hellwig To: Alexey Kardashevskiy Subject: Re: [PATCH 16/33] powerpc/powernv: remove dead npu-dma code Message-ID: <20181015055008.GA23344@lst.de> References: <20181009132500.17643-1-hch@lst.de> <20181009132500.17643-17-hch@lst.de> <7709932d-efb8-2c9b-5128-99cc491c302b@ozlabs.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7709932d-efb8-2c9b-5128-99cc491c302b@ozlabs.ru> 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: linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, iommu@lists.linux-foundation.org, Paul Mackerras , linuxppc-dev@lists.ozlabs.org, Christoph Hellwig Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Mon, Oct 15, 2018 at 12:34:02PM +1100, Alexey Kardashevskiy wrote: > > On 10/10/2018 00:24, Christoph Hellwig wrote: > > This code has been unused since it was merged and is in the way of > > cleaning up the DMA code, thus remove it. > > > > This effectively reverts commit 5d2aa710 ("powerpc/powernv: Add support > > for Nvlink NPUs"). > > > This code is heavily used by the NVIDIA GPU driver. Not by the that actually exists in the kernel tree, so it simply doesn't matter.