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=-10.0 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 545C2C433E0 for ; Tue, 4 Aug 2020 06:11:51 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 5C2B12086A for ; Tue, 4 Aug 2020 06:11:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5C2B12086A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B150D6E418; Tue, 4 Aug 2020 06:11:50 +0000 (UTC) Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) by gabe.freedesktop.org (Postfix) with ESMTPS id B1F5F6E418; Tue, 4 Aug 2020 06:11:49 +0000 (UTC) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id AD44FAC7D; Tue, 4 Aug 2020 06:12:03 +0000 (UTC) To: Oleksandr Andrushchenko , xen-devel@lists.xenproject.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, boris.ostrovsky@oracle.com, airlied@linux.ie, daniel@ffwll.ch References: <20200731125109.18666-1-andr2000@gmail.com> <20200731125109.18666-2-andr2000@gmail.com> From: =?UTF-8?B?SsO8cmdlbiBHcm/Dnw==?= Message-ID: Date: Tue, 4 Aug 2020 08:11:47 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200731125109.18666-2-andr2000@gmail.com> Content-Language: en-US Subject: Re: [Intel-gfx] [PATCH 1/6] xen/gntdev: Fix dmabuf import with non-zero sgt offset X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: intel-gfx@lists.freedesktop.org, sstabellini@kernel.org, dan.carpenter@oracle.com, Oleksandr Andrushchenko Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On 31.07.20 14:51, Oleksandr Andrushchenko wrote: > From: Oleksandr Andrushchenko > > It is possible that the scatter-gather table during dmabuf import has > non-zero offset of the data, but user-space doesn't expect that. > Fix this by failing the import, so user-space doesn't access wrong data. > > Fixes: 37ccb44d0b00 ("xen/gntdev: Implement dma-buf import functionality") I can't find this commit in the tree. Did you mean bf8dc55b1358? And don't you want to Cc stable for this patch, too? > > Signed-off-by: Oleksandr Andrushchenko Acked-by: Juergen Gross Juergen _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx