Received: by 2002:ac0:946b:0:0:0:0:0 with SMTP id j40csp2289593imj; Sun, 10 Feb 2019 23:38:30 -0800 (PST) X-Google-Smtp-Source: AHgI3IZeQjJnUcZSKCHFvYNvUnLXc/K/Iw62AuMYnTi1WWEkGnu8+mi0FYldrqe3y5+33kcvnC33 X-Received: by 2002:a17:902:c23:: with SMTP id 32mr19935073pls.183.1549870709929; Sun, 10 Feb 2019 23:38:29 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1549870709; cv=none; d=google.com; s=arc-20160816; b=UBcNaNk/IvpES495bgFnhllEPJcbWigqQ5Iww2gSxp2gpZGRYlNEa7s989U24ccfmH 5ttPbRryN9O6lIE2v4bReXlp/l7+jkzKzaXmnmK3jSk93tSyN8dCEycP46AnyLj924ze k90YY7fTxK8B8MSIaOL2E/+jrHqJzf7xlSau4jRvcgGpuBe4OmqdvSg4PsQEdtNrPAHR PnST08Ry8MlYWVP/TCdgD+0CsF72WC04W+8X3L3IoK2L9S948jXCvh8BaQbM2dayGWo4 XL4rShuP9GiwffODjo1v0oLH6xA8bz2HfcubwePfpl5sLuhI4CEsKpo0Mf8aXPxaC/RU sINw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=u7X1iKW9jgsiowRxH0qwFhP2repuv3qYvA0695SjbEE=; b=x94v9E3KE0kcGdnlOYNwKGlmUWvFHmgTEiQqTRMKbZ26igE+QNO5NwTHR7GU0nW0PP tT2SweAQWTtF9aSPf+R4hxyV1awuZ9W8Sn9/jv1KueqD4WNIhFme6sDC/nxg4Zn2WINH xD/UGcX3qukzvgAwyghZn5NRtJr9Fezx9QALb5SFv36hiXztXrKTz4Q4Px6glmqam8n5 a3QSpuxiPKnWU1nHHJ16MNII+JertabFjMVch8zmUmHkUMPjz2MTgRuyBuf1lNOZA1Iw AUEZ3Qs27jte4+/WllXd9mFM21PTLI6YNRDe2PVOUZe6yUpe6gCnNIGBkF2uKjp/sUwN YMCg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id f23si7876977plr.151.2019.02.10.23.38.13; Sun, 10 Feb 2019 23:38:29 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726140AbfBKHiG (ORCPT + 99 others); Mon, 11 Feb 2019 02:38:06 -0500 Received: from verein.lst.de ([213.95.11.211]:55065 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725931AbfBKHiG (ORCPT ); Mon, 11 Feb 2019 02:38:06 -0500 Received: by newverein.lst.de (Postfix, from userid 2407) id 4E7517F11E; Mon, 11 Feb 2019 08:38:04 +0100 (CET) Date: Mon, 11 Feb 2019 08:38:04 +0100 From: Christoph Hellwig To: Christian Zigotzky Cc: Christoph Hellwig , linux-arch@vger.kernel.org, Darren Stevens , linux-kernel@vger.kernel.org, Julian Margetson , linux-mm@kvack.org, iommu@lists.linux-foundation.org, Paul Mackerras , Olof Johansson , linuxppc-dev@lists.ozlabs.org Subject: Re: use generic DMA mapping code in powerpc V4 Message-ID: <20190211073804.GA15841@lst.de> References: <20190204075616.GA5408@lst.de> <20190204123852.GA10428@lst.de> <20190206151505.GA31065@lst.de> <20190206151655.GA31172@lst.de> <61EC67B1-12EF-42B6-B69B-B59F9E4FC474@xenosoft.de> <7c1f208b-6909-3b0a-f9f9-38ff1ac3d617@xenosoft.de> <20190208091818.GA23491@lst.de> <4e7137db-e600-0d20-6fb2-6d0f9739aca3@xenosoft.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4e7137db-e600-0d20-6fb2-6d0f9739aca3@xenosoft.de> 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 Sun, Feb 10, 2019 at 01:00:20PM +0100, Christian Zigotzky wrote: > I tested the whole series today. The kernels boot and the P.A. Semi > Ethernet works! :-) Thanks a lot! > > I also tested it in a virtual e5500 QEMU machine today. Unfortunately the > kernel crashes. This looks like a patch I fixed in mainline a while ago, but which the powerpc tree didn't have yet. I've cherry picked this commit ("swiotlb: clear io_tlb_start and io_tlb_end in swiotlb_exit") and added it to the powerpc-dma.6 tree, please retry with that one.