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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 33731C433FF for ; Fri, 9 Aug 2019 15:32:40 +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 058492086A for ; Fri, 9 Aug 2019 15:32:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 058492086A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=8bytes.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 D15C7DBB; Fri, 9 Aug 2019 15:32:39 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 3B922DA6 for ; Fri, 9 Aug 2019 15:32:38 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from theia.8bytes.org (8bytes.org [81.169.241.247]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id C40DE82D for ; Fri, 9 Aug 2019 15:32:37 +0000 (UTC) Received: by theia.8bytes.org (Postfix, from userid 1000) id 3D4F23D0; Fri, 9 Aug 2019 17:32:36 +0200 (CEST) Date: Fri, 9 Aug 2019 17:32:34 +0200 From: Joerg Roedel To: Nicolin Chen Subject: Re: [PATCH] iommu/dma: Handle SG length overflow better Message-ID: <20190809153234.GC12930@8bytes.org> References: <20190806152529.GB1198@8bytes.org> <166ef834-c10e-5f94-ee89-6a0caedf323d@arm.com> <20190807011150.GA8938@Asurada-Nvidia.nvidia.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20190807011150.GA8938@Asurada-Nvidia.nvidia.com> User-Agent: Mutt/1.10.1 (2018-07-13) Cc: iommu@lists.linux-foundation.org, Robin Murphy 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 Tue, Aug 06, 2019 at 06:11:51PM -0700, Nicolin Chen wrote: > Well..it was triggered in our downstream test that's supposed to > cover large size (> 4G) corner case, so I don't feel it's "easy" > but our test case was running with 4.14 kernel so I also feel it > might be a good idea to Cc stable kernel even if we postpone the > patch during the merge window. I'll personally be fine with any > decision though -- if no one else cares that much, I'll backport > to our downstream 4.14 on my own. Okay, decided to apply it for v5.3. _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu