Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp1081345imu; Tue, 20 Nov 2018 11:20:30 -0800 (PST) X-Google-Smtp-Source: AFSGD/W7zFIzctuTUcJLCLDDerQWxiEsFJoA33mCrXCGhbzAAuEVDHM4xsbgONMhy/iUQopajh13 X-Received: by 2002:a17:902:6bc9:: with SMTP id m9-v6mr3597146plt.106.1542741630088; Tue, 20 Nov 2018 11:20:30 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1542741630; cv=none; d=google.com; s=arc-20160816; b=sHU/DNXWo7puE3ZACoAyzbFviZfIUf3lN1b5SBwJQQYhkgI7ePZfCFPnMqmnGAfAoK abyp6Dv1Hos8WtLdyxBqEYZPIrUPuh5RI0kORidqjd8yJZDgFz2yiofxsVXLiCjhRXTd /Ow/47TlYlR2JcD2PIazRl2udB6jdy0b4i8ow42rRSPUlxmoB4+mJOVFNLCXC8IUP7fB Isne/1qgNLIuz4aSgMK5SUMyZKMCX5+4/+LIOIp8eq6vtv0GBAbhh2TfzEDztwxhR24K 7+VHxUPdte0kHar0rD67rB2VRpFZBhuD7GaU2tHR+rNZfSMPUdYlYbT0if0Yz3C5r4Hc pvpA== 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=ge8pHP8pBjM720dO0WdIr9N8ZhfHlgoycORH89ly0b0=; b=aNSUwPggHn9u0okQ+szFaLgStCGC34HrQ2+QEyj0AoscMtOdF0tC9cwmu0h8jEZD33 bxzu8w7grbqPOKTT/BMpHzDRZpPvMcTyVCkGliZGd6nO28EN4LiAcP1sVj52zmhSpyNx 1I+XHFYD1BF2Cu0bN7m8tvldFyw6a/Xgrcyx6uK7oxtqTL0SAsbSb1PjojRHnQMuLy2U yAvqUfbOFygctrZ2nI7tfOnxp8seVnOJDrFgTiHfjAVel9HCvkm+mEVnoz6UHSJlM8JK hlJSP7JAlTCNGeqRqyBZZUKI+XmJMeJ9tg+ZezfrE5d3yuHG7Sm8NUj1qlidh8CuCyX2 aa9g== 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 c19si28058642pls.242.2018.11.20.11.20.15; Tue, 20 Nov 2018 11:20:30 -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 S1727070AbeKUCiL (ORCPT + 99 others); Tue, 20 Nov 2018 21:38:11 -0500 Received: from verein.lst.de ([213.95.11.211]:46092 "EHLO newverein.lst.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725887AbeKUCiL (ORCPT ); Tue, 20 Nov 2018 21:38:11 -0500 Received: by newverein.lst.de (Postfix, from userid 2407) id 1674368B03; Tue, 20 Nov 2018 17:08:19 +0100 (CET) Date: Tue, 20 Nov 2018 17:08:18 +0100 From: Christoph Hellwig To: Robin Murphy Cc: hch@lst.de, konrad.wilk@oracle.com, m.szyprowski@samsung.com, john.stultz@linaro.org, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/2] SWIOTLB fixes for 4.20 Message-ID: <20181120160818.GC2492@lst.de> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: 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, Nov 20, 2018 at 02:09:51PM +0000, Robin Murphy wrote: > This is what I have so far, which at least resolves the most ovbious > problems. I still haven't got very far with the USB corruption issue > I see on Juno with -rc1, but I'm yet to confirm whether that's actually > attributable to the SWIOTLB changes or something else entirely. This looks good modulo the minor nitpicks. Konrad, are you ok with me picking up both through the dma-mapping tree?