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=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 4601DC31E5E for ; Tue, 18 Jun 2019 15:28:38 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (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 1CE77214AF for ; Tue, 18 Jun 2019 15:28:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="1637osod" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 1CE77214AF Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id BE33EC7A; Tue, 18 Jun 2019 15:28:37 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id F16B5B8E for ; Tue, 18 Jun 2019 15:28:36 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id B98EB2C3 for ; Tue, 18 Jun 2019 15:28:36 +0000 (UTC) Received: from [192.168.1.112] (c-24-9-64-241.hsd1.co.comcast.net [24.9.64.241]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 031B92085A; Tue, 18 Jun 2019 15:28:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1560871716; bh=cBZbIGQ+cjyD2YCVRDOXcoe7z6QzrPpzbzN0znS/Ylg=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=1637osodxbXA+dd8NcCz7z4PZoJd2L4ooz5xgXaHLyVoXzk6mzzxCFsnF70fvSYaj rxwiYsehj0Nwqj96sUhbw7/ewZ6peonITYgoV53cZ0Lc/Fz3dnxXt5nuaECF1D648A wRwkpNFXQQ0FTiqYqUEkbxk32ximtj+bSI7AepPk= Subject: Re: How to resolve an issue in swiotlb environment? To: Alan Stern References: From: shuah Message-ID: <20684ef6-7da7-90ed-4cd6-3bc46202de6d@kernel.org> Date: Tue, 18 Jun 2019 09:28:35 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Cc: Linux-Renesas , "linux-usb@vger.kernel.org" , Oliver Neukum , Valentina Manea , "linux-block@vger.kernel.org" , "iommu@lists.linux-foundation.org" , shuah , Christoph Hellwig X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org On 6/14/19 8:44 AM, Alan Stern wrote: > On Thu, 13 Jun 2019, shuah wrote: > >>> Great! So all we have to do is fix vhci-hcd. Then we can remove all >>> the virt_boundary_mask stuff from usb-storage and uas entirely. >>> >>> (I'm assuming wireless USB isn't a genuine issue. As far as I know, it >>> is pretty much abandoned at this point.) >>> >>> Valentina and Shua: Adding SG support to vhci-hcd shouldn't be too >>> hard. It ought to be possible even without changing the network >>> protocol. >>> >> >> I will start taking a look at this. Is there a target release in plan >> to drop virt_boundary_mask stuff? > > Not yet. But since it doesn't do what we want anyway, this should be > fixed quickly. > Sounds good. I am working on it. thanks, -- Shuah _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu