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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,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 97666C43613 for ; Thu, 20 Jun 2019 07:23:26 +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 19C472084B for ; Thu, 20 Jun 2019 07:23:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 19C472084B 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 45TtZz5yHXzDrBR for ; Thu, 20 Jun 2019 17:23:23 +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 45TsD66Tm0zDr3m for ; Thu, 20 Jun 2019 16:21:58 +1000 (AEST) Received: by newverein.lst.de (Postfix, from userid 2407) id ACC1868B05; Thu, 20 Jun 2019 08:21:26 +0200 (CEST) Date: Thu, 20 Jun 2019 08:21:26 +0200 From: Christoph Hellwig To: Alexey Kardashevskiy Subject: Re: [PATCH 3/4] powerpc/powernv: remove dead NPU DMA code Message-ID: <20190620062126.GA20765@lst.de> References: <20190523074924.19659-1-hch@lst.de> <20190523074924.19659-4-hch@lst.de> <20190619072837.GA6858@lst.de> <20190620060354.GA20279@lst.de> <309781b5-108f-c219-2cda-49179dca6b13@ozlabs.ru> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <309781b5-108f-c219-2cda-49179dca6b13@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-kernel@vger.kernel.org, Linus Torvalds , 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 Thu, Jun 20, 2019 at 04:20:08PM +1000, Alexey Kardashevskiy wrote: > > > On 20/06/2019 16:03, Christoph Hellwig wrote: > > Hi Linus, > > > > this goes back to the discussion at last years kernel summit, where > > we had the discussion on removing code never used by any in-kernel > > user an no prospects of one. The IBM folks are unfortunately still > > dragging their feet on the powerpc side. Can we revise this discussion? > > > > The use case here is a IBM specific bus for which they only have an > > out of tree driver that their partner doesn't want to submit for mainline, > > but keep insisting on keeping the code around (which is also built > > uncondŃ–tionally for the platform). > > > I personally keep insisting on correct commit logs, i.e. not calling > working code dead and providing actual reasons for the change. Thanks, If that is the only thing you are complaining about I can clarify it a little of course. But it didn't sound like that was the actual problem.