Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp8308391imu; Tue, 4 Dec 2018 06:26:07 -0800 (PST) X-Google-Smtp-Source: AFSGD/VYfbBtYt5c9f+/sRn9Jjy8bPbwZ68DsTBSDFS3jn3Aqv9UgskcrhEVlh+mZJNDeFjUmoCk X-Received: by 2002:a65:55ca:: with SMTP id k10mr16726597pgs.448.1543933567649; Tue, 04 Dec 2018 06:26:07 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1543933567; cv=none; d=google.com; s=arc-20160816; b=KYJf/EBqrV7/SsiWsKpO1+0L6tVk33yajOKj+jw2w9B9qH+COYkFUTLlSjmkewmgjf iOXgjF42A1rB/4GTUU16uMGL6FEKztrn7wf1MMC+54XAWxG14kkDtj5VCOa2pVINuUA8 9Zo/sExUyecHjsDveRBMHteDLXRoun3vNd6ngY4zqaD3WS/QOZoSW6aWeoR3JaE1bI4q 56LcHaCauGdbvmKpZsb2pPMJtUq/ZM+ve423WOfmkNMnuhkUhyWco9I+GQLT/rg6ftQB MF4jSg+e33zSIsQAn8rnF/IA1SNkMD8wjZrfvpsuDgg1+EXJPchmke2LUIyvfnme4tDf GJ3Q== 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=wgSV5rLjNbmEmZJCl91rQqZ7y+jv+xnRfJfhVylbG9c=; b=J52C1XZM+iUBC55x8T4Twzujdg9Jfc4edSy6qVYzTcR4iSh/gLsKQKSUSYPlgUFfhd Fe7PiviImowX41XoPap0dEOZgBsPdCgD0BnZvqMjlvFxadHIIym3bjuVhyC8yf2kFvBe EOmTUVgctLmRA3bJuupX0ZDGjYoLEMGNRKsbLvo2ugKKmAb/jXPFOHCfdaxHCQayr3qc yaIvkalHCiw8YiNixgfUAEQ44ljuBnc8meS2dI8mfYE8RnDnLR4nuIsV34SaDA4ajxFu tfbd1u5ZSmitGs/VJZc9QXwyH+caCCjnzWPbNnPkfXSENHlxBIdoKgES/dsSghNUTwmK Frdg== 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 f35si14420366pgf.449.2018.12.04.06.25.52; Tue, 04 Dec 2018 06:26:07 -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 S1726932AbeLDOYb (ORCPT + 99 others); Tue, 4 Dec 2018 09:24:31 -0500 Received: from verein.lst.de ([213.95.11.211]:44035 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726565AbeLDOY2 (ORCPT ); Tue, 4 Dec 2018 09:24:28 -0500 Received: by newverein.lst.de (Postfix, from userid 2407) id CAD6F68BE5; Tue, 4 Dec 2018 15:24:26 +0100 (CET) Date: Tue, 4 Dec 2018 15:24:26 +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: <20181204142426.GA2743@lst.de> References: <87zhttfonk.fsf@concordia.ellerman.id.au> <4d4e3cdd-d1a9-affe-0f63-45b8c342bbd6@xenosoft.de> <20181129170351.GC27951@lst.de> <20181130105346.GB26765@lst.de> <8694431d-c669-b7b9-99fa-e99db5d45a7d@xenosoft.de> <20181130131056.GA5211@lst.de> <25999587-2d91-a63c-ed38-c3fb0075d9f1@xenosoft.de> <58c61afb-290f-6196-c72c-ac7b61b84718@xenosoft.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <58c61afb-290f-6196-c72c-ac7b61b84718@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 Tue, Dec 04, 2018 at 10:53:39AM +0100, Christian Zigotzky wrote: > I don't know why this kernel doesn't recognize the hard disks connected to > my physical P5020 board and why the onboard ethernet on my PASEMI board > doesn't work. (dma_direct_map_page: overflow) Do you know if this actually works for the baseline before my patches? E.g. with commit 721c01ba8b46ddb5355bd6e6b3bbfdabfdf01e97 ?