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=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, 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 0B248C76191 for ; Thu, 18 Jul 2019 10:00:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D0E6321783 for ; Thu, 18 Jul 2019 10:00:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="RiaSk9GA" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389878AbfGRKAq (ORCPT ); Thu, 18 Jul 2019 06:00:46 -0400 Received: from mail-lj1-f193.google.com ([209.85.208.193]:35502 "EHLO mail-lj1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726423AbfGRKAq (ORCPT ); Thu, 18 Jul 2019 06:00:46 -0400 Received: by mail-lj1-f193.google.com with SMTP id x25so26731668ljh.2 for ; Thu, 18 Jul 2019 03:00:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-transfer-encoding:content-language; bh=FFgfnC6kqNasXzV8UpG733mU8hUnuk4aGDjYgveXuxc=; b=RiaSk9GAGx/vZ197tf/jXWn6iRN9wOrv35h8IkQRWT2mFAWG0k+hPTlhiy2oolroEC hcGaqhNNyeu08mglTpxPndyLAM/+rXPUcoMPgR1Ri79pH8nPbUy0G3+KZ2Y2ipAZRYdV GrdgDDLkzdLmvkF4in1t4K1blNLsGksVNCocejs8XPsp7xNtw1OFRnd7sFUldrPU1NXY A3VQc+w78HdGXPLI7SptbNe+JUgR/l0UKBhBmIWS3mfaBybO9eX+vdYy95QeYJ3IESbg xra65KeaVOIEpJMVfhMwvI9t7GP0Ou/TFWOKiOGRv5Gzoh0tnW2azrh2FOPwVPq0gWXj akRw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-transfer-encoding :content-language; bh=FFgfnC6kqNasXzV8UpG733mU8hUnuk4aGDjYgveXuxc=; b=Oq3HpjN9IQ3hdt+qiqPRzU6tLkKf8I8l88QvWXlmNirlZcwgh20fgXEknIIrEeVxST bPHDq6cFWcT2etE3XZDJqAPtEkAs1bnB1AL9Jw0YFtkHleOkqFZTr29nskM6udNighlP sFzWf7s16JC6Uql1GXJEp2g/4riIQH4oMD0ueaAsYc51J3WAHn+XIR0+aQiZbelPR6s8 8LJX/Awuvy8cwBO0aNVz8Lb8vxFxGU1fmXeJaNKWVAA+LYycwttBYywv8HleOZ1BH1Hi zG/CQ4MiUfiX5OdT7Y1zxPpLvef+vQ1icgoBNIQyAXhERjluWCEDEBiOAoDt2DhtHnqW Gmkw== X-Gm-Message-State: APjAAAUqm818xTax3TGqg8liG+0i11oSmsZNJ3oJdKHdmerOVMWueLEW QJvxBzLAm6xKPzRzc+XcNM97MpVv X-Google-Smtp-Source: APXvYqzmGLV3HPu73qDuUNevF/7k1MnioPoKXgWOGKuzxw7RQSVxjt+y5Xoe5F07e28lrFB/XrQAyQ== X-Received: by 2002:a2e:9753:: with SMTP id f19mr23650657ljj.113.1563444044253; Thu, 18 Jul 2019 03:00:44 -0700 (PDT) Received: from [10.17.182.20] (ll-22.209.223.85.sovam.net.ua. [85.223.209.22]) by smtp.gmail.com with ESMTPSA id n187sm3896510lfa.30.2019.07.18.03.00.43 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 18 Jul 2019 03:00:43 -0700 (PDT) Subject: Re: [Xen-devel] [PATCH 0/2] xen/gntdev: sanitize user interface handling To: Juergen Gross , xen-devel@lists.xenproject.org, linux-kernel@vger.kernel.org Cc: Boris Ostrovsky , Stefano Stabellini References: <20190718065222.31310-1-jgross@suse.com> From: Oleksandr Andrushchenko Message-ID: <620bb347-f776-eb3a-7a8b-e9519a613d70@gmail.com> Date: Thu, 18 Jul 2019 13:00:42 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <20190718065222.31310-1-jgross@suse.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/18/19 9:52 AM, Juergen Gross wrote: > The Xen gntdev driver's checking of the number of allowed mapped pages > is in need of some sanitizing work. > > Juergen Gross (2): > xen/gntdev: replace global limit of mapped pages by limit per call > xen/gntdev: switch from kcalloc() to kvcalloc() > > drivers/xen/gntdev-common.h | 2 +- > drivers/xen/gntdev-dmabuf.c | 11 +++------- > drivers/xen/gntdev.c | 52 ++++++++++++++++++--------------------------- > 3 files changed, 25 insertions(+), 40 deletions(-) > For the series: Reviewed-by: Oleksandr Andrushchenko