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=-0.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 1F5DAC31E4D for ; Fri, 14 Jun 2019 14:45:04 +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 0228621721 for ; Fri, 14 Jun 2019 14:45:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0228621721 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=rowland.harvard.edu 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 586BD136F; Fri, 14 Jun 2019 14:44:57 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id BD5D912C6 for ; Fri, 14 Jun 2019 14:44:55 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from netrider.rowland.org (netrider.rowland.org [192.131.102.5]) by smtp1.linuxfoundation.org (Postfix) with SMTP id 88E3976D for ; Fri, 14 Jun 2019 14:44:54 +0000 (UTC) Received: (qmail 26355 invoked by uid 500); 14 Jun 2019 10:44:53 -0400 Received: from localhost (sendmail-bs@127.0.0.1) by localhost with SMTP; 14 Jun 2019 10:44:53 -0400 Date: Fri, 14 Jun 2019 10:44:53 -0400 (EDT) From: Alan Stern X-X-Sender: stern@netrider.rowland.org To: shuah Subject: Re: How to resolve an issue in swiotlb environment? In-Reply-To: <41caad16-3fa1-413b-0d49-594d48b88de4@kernel.org> Message-ID: MIME-Version: 1.0 Cc: Linux-Renesas , "linux-usb@vger.kernel.org" , Oliver Neukum , Valentina Manea , "linux-block@vger.kernel.org" , "iommu@lists.linux-foundation.org" , 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-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org 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. Alan Stern _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu