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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1B6CBC4332F for ; Thu, 15 Dec 2022 13:27:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229566AbiLON1V (ORCPT ); Thu, 15 Dec 2022 08:27:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52988 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229988AbiLON1O (ORCPT ); Thu, 15 Dec 2022 08:27:14 -0500 Received: from mail-oi1-x236.google.com (mail-oi1-x236.google.com [IPv6:2607:f8b0:4864:20::236]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B25112F016 for ; Thu, 15 Dec 2022 05:27:10 -0800 (PST) Received: by mail-oi1-x236.google.com with SMTP id q186so5245080oia.9 for ; Thu, 15 Dec 2022 05:27:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=JsIQaBLZ4y5c4SSVGkwIGpgdreDIGpJl4ZYxNL20OAk=; b=GOsTQBHZJfSwCc7at+84Wne8VfHzLv+KhrFgkNn9pHjXjff4Rgb6TilqzYC8jSwxss iweGLomFjCzQMNuFR7SgsaFblTsV7TUu+D/EjVl+fkifbNe0J0R5DMaOuYZIXouZjF+I koF3xPPAEFKiWoxsQkAf/8N8ZTiIzLsimMlHDMp497CjLY8MXMQ4Reg6L+bUT4m0nUF/ ocm2ksXC1fJs3SH8T/9/MAtkg0w/hvUJr+eklmLnKxIsWHAFEgE+vArlEeVqUvSvZX1Q eskt1U45Rez2uJe85ksPzc73FRCJFi4Rrwgxt4Beobh+FimXD/kiMc/n8c4zrYtWez6Q 6Jew== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=JsIQaBLZ4y5c4SSVGkwIGpgdreDIGpJl4ZYxNL20OAk=; b=G6HGDZmdh99i6Ei/Gs8NgAQoczMVXuiiK5sFPFX9Jp+hZATY5byY69sKZIjOIZPSF8 k1975GQqHXqmreUNPSfg10G8Xnvz7H/zbtTYKWYlAzQ2h812Bsmd8e/xOb/7vERZR4NG l21luiRlgkdN+sXy/V8Oxb2siefzkw/LSALwRQzKcttB/9vFmC1U8ixMJMj1kIAsJc4g LMVhjlALkftU4Z2M1dROk4qDJkFr+aGlMpwyNMjONQqWEvgdlANu94gXvrRZcVc04uiy fsW7Cvn5tQ4dpg35Q9330qXOOYhb1uQjMXzUJEb0R2dEhcFOpMozXx88anVr0yR9Md82 MGTg== X-Gm-Message-State: ANoB5pn8OhyZ/6SfyUICiuetcmUeUBYBt2uplQLXwLeEqOXkpwZG6kU+ L+0/YRSdtHnoDK/0pg+aJIavvWEFlVOGrpkuQgQ= X-Google-Smtp-Source: AA0mqf5ANCMNl2eZjVgVSbuVvv1FF+szBstOQkYO+AUUyOEfa0KeI7RIkJUhYM1mhLy4Q2jd3etfyB7Ix1Xb0/7xIWI= X-Received: by 2002:aca:b02:0:b0:35b:fe2a:a93b with SMTP id 2-20020aca0b02000000b0035bfe2aa93bmr315587oil.60.1671110829956; Thu, 15 Dec 2022 05:27:09 -0800 (PST) MIME-Version: 1.0 References: <20221007013708.1946061-1-zyytlz.wz@163.com> <167110126066.5360.11413014428644610672@jlahtine-mobl.ger.corp.intel.com> In-Reply-To: From: Zheng Hacker Date: Thu, 15 Dec 2022 21:26:57 +0800 Message-ID: Subject: Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry To: "Wang, Zhi A" Cc: Joonas Lahtinen , Dave Airlie , Zhenyu Wang , Tvrtko Ursulin , "alex000young@gmail.com" , "security@kernel.org" , "airlied@linux.ie" , "gregkh@linuxfoundation.org" , "intel-gfx@lists.freedesktop.org" , "linux-kernel@vger.kernel.org" , "dri-devel@lists.freedesktop.org" , "1002992920@qq.com" <1002992920@qq.com>, Zheng Wang , "intel-gvt-dev@lists.freedesktop.org" Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Zhi, Thanks for your reply and suggestion about fix. I am a little bit busy now. I will review the code as soon as possible. Also thanks Joonas for the reminding. We'll try to think out the new fix. Best regards, Zheng Wang