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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 774E7C04E53 for ; Wed, 15 May 2019 17:10:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2785D2082E for ; Wed, 15 May 2019 17:10:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=web.de header.i=@web.de header.b="B24YmH+U" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727151AbfEORKj (ORCPT ); Wed, 15 May 2019 13:10:39 -0400 Received: from mout.web.de ([217.72.192.78]:54115 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726325AbfEORKj (ORCPT ); Wed, 15 May 2019 13:10:39 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1557940210; bh=7yH6XBoD1LqUrBdJUCnrnn+KygvIGP5Yo2n4rvG5Usw=; h=X-UI-Sender-Class:Subject:Cc:References:From:To:Date:In-Reply-To; b=B24YmH+UECMbQPDEgSdsjFK94ct24lAzaqAiI08goi4x4PT0JktH7Z5gQLkgEEx30 r5IYtNqciBO+qJEi89g0K2qJX4Os0LxatSKdAbG5gZkwwVer8MGWifX/lhPqiSuHVk gTbYlHR449YKt9zz1tL3POID3dpJocZbxkl2fbUY= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.3] ([2.244.73.153]) by smtp.web.de (mrweb102 [213.165.67.124]) with ESMTPSA (Nemesis) id 0MA5v3-1hXsEK3A4X-00BI2G; Wed, 15 May 2019 19:10:09 +0200 Subject: Re: [4/5] Coccinelle: put_device: Extend when constraints for two SmPL ellipses Cc: Julia Lawall , Gilles Muller , Masahiro Yamada , Michal Marek , Nicolas Palix , Yi Wang , Coccinelle , LKML References: <201905141718583344787@zte.com.cn> From: Markus Elfring Openpgp: preference=signencrypt Autocrypt: addr=Markus.Elfring@web.de; prefer-encrypt=mutual; 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Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <201905141718583344787@zte.com.cn> Content-Type: text/plain; charset=utf-8 Content-Language: en-US X-Provags-ID: V03:K1:1X8c9sX4zUd1qrc41m3Cw67a4Cy+j3P5lKKTgBa9xoAyUneJvn1 kE74m2UgmbbJm1+sS/4CreDRC/FMnzYPMHZyQUuDrtj7sL7w3281DP4gFg0qkmpPdbTC1ue sZYiXBdAttId7dBz5o4vIf9nxk38P4z0FIfMLudfy+pDGIoHnXl3JCETCkoZoX35D8WKLBY qZ4ySNoWNWZa5ZRgRJMsg== X-UI-Out-Filterresults: notjunk:1;V03:K0:DpsGEru74WY=:08hchDUNV3p+o+mu0rR2Fy nzJkmw8nB30vr/j4xdQi3cFqUSl6v5vk/Y2LUXSAfvKFMrXlrCPHxy3gXxpYdsAQ/JCYMnTZB gazRRT2c+/Dro1MXJMcoUogIEWfCEsyg8n2AI6UkVArotdbx8gbkZUpAw8j3ciTinJrNdYoJN 9b97lVSErkRcdHajObiNEgPL4t3L3SPNDGog+zqNauE/awU1Ief3BKMU/iXJ7tdf6GOj6hwZU Nh0fdwsUesK4reIxyVYZe8IBNlaY8fUJ4Br7ymKaQ4QsUDEB6ljzAzl3Fz15o5gcbQY1LJMO1 PvixuUQnmRQcQ0f3rB8Oqq2biAfdT11SghrshhPWIlDv6LVA4B/Rwc6JYqpDV8AkqS0sl/fpF ETFugTSqHE4enAENQ0zYlKlfpqAzsgZBnNLpbgTpcO/t7SCHrTeri1uJ8fN/XsPHiu6zzuoJa jaI5zH4eGfR3latnFGR/YZ/YOZHy6tXKHFfe5WA0+mXusZySNzzBrKfUVCjpBPXd39VGo5s+c I7+7aHBLTuZTZxZ4As1cM0Hmf5cptuYYXmaQ/nP7CV6dsBVWhdyZXuNfPg+Vt2RnNC2k5l9DG SkEATNsshJnyU9a/iBoocRLEhXemEDnrccpeCijPlT7KLcXNNGCiyeRNUm1V+jz1oz28dV/7v PsNBIlWcKwGcvtkocvm8eAsA44bQvi9t30awfsYx8ozAMMvlJB15tQvxIddzVfDTS6dFxV9QL ypb8VSph0svoOETcj8R1ocjiwVxNTkLrW5i7bzZjBKc2S6cFxAgplek90YBfxcosnesGEJ887 /iqHMBq11ubOSbv4wsGr2Md9VuCdeM9Ew/NP04kcDL73b/a/zVrad0/ZArSNWQ03Dft6SY0ZR ezrU0gjPZQ9xkqi/9ZAMTI8rCf1N3ab34A5Z0/nZt5QPR0EZMKE4RKgYcL2/sQAkomNvAxyIq p4Y7U884h+w== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > Could we use it to find out as many bugs as possible in the current kernel How do you think about to work with any more source code analysis approaches? > and then modify it? I guess that you do not need to wait for a solution so long. Variables which get reassigned in unwanted ways (before the desired call of a resource release function in the discussed use case) can be found also with the help of the semantic patch language (Coccinelle software). Regards, Markus