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=-2.4 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,USER_AGENT_MUTT 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 4B248C282DA for ; Wed, 17 Apr 2019 14:56:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 1A505217F9 for ; Wed, 17 Apr 2019 14:56:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Hkon1cQY" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732614AbfDQO4L (ORCPT ); Wed, 17 Apr 2019 10:56:11 -0400 Received: from mail-lf1-f66.google.com ([209.85.167.66]:45435 "EHLO mail-lf1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732566AbfDQO4L (ORCPT ); Wed, 17 Apr 2019 10:56:11 -0400 Received: by mail-lf1-f66.google.com with SMTP id t11so14621818lfl.12 for ; Wed, 17 Apr 2019 07:56:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=mk/h0ksVQEAwQqHjhUV2k1eX+bIopg49QdT8kRGZWO8=; b=Hkon1cQYv14rOR9EdPlE70ds2i5i5CkCbWk7ULLBiRA43mzh1k/YY3AXX+XGixImf1 vRNdf87oAciKM2hZUsuWjUibLcpPuvHwv5v9e3/ARSjVgibJfu+RODfq6HrCsjJymE+2 ylly+Cv/XizGynSILek0JoiDryAR45M/T/J4gNPWdTJwnPE6hdCnyE9OnzcU+wkqtz4D FPwlG/sdY6xZYkSQykIXU9THXHNoFhVUbQItTpwgtbFAV90EyJy2Fslw3ji1JN4QWmpx DO74qHSHnk55+3B3dB/oERzV3huArMFGZsejwTY1SaUPtdY5ndkxsC6ksl2oeW8m7T16 7cdQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to:user-agent; bh=mk/h0ksVQEAwQqHjhUV2k1eX+bIopg49QdT8kRGZWO8=; b=luBtiuSwfc+iGekdUw/yIdq5Z3FFWBgZUgb60wFWyRllnq0EodSRB/K4RmVZxkJejg IaOX9ajaxG7P6cakDmMpgHEAMVTWIW/5YL8iBmU1VUZ6YA7GDz76edTPRwlAiNBkdEPv l2A9heom5D9ftaw4avSH+I2RFSTafWIIEsaPKSz5hp+rGLXo84oMKYNB3qs+7nEcxbSy 7Q9UHeSx7bZtD16ChymCN4GDXTNzPyBnEwUa8gG01FHoCALiRvW9KeZTeErGRmLIDJOM xybLIDWcsaBIya2O2ESuadNZyI25MDlp3iHcPqKW6D05xnMetJ5TZDg6mtRldj331pHO 02Bw== X-Gm-Message-State: APjAAAWLKmSTXVIGaCInQ/AfDoz6c1OxmhKDybQlLf3gygAjmdtRUAcq P71mpKDDUI5+0MlXhF8re5k= X-Google-Smtp-Source: APXvYqx4mH0hEpO07GuBNv73YKfYrNnQM+/DqYBRWbK1zvD18LlpV/QyO7tJXNaJUAIRfufcp479Bw== X-Received: by 2002:a19:3f54:: with SMTP id m81mr18970142lfa.98.1555512969220; Wed, 17 Apr 2019 07:56:09 -0700 (PDT) Received: from uranus.localdomain ([5.18.103.226]) by smtp.gmail.com with ESMTPSA id e17sm10847312ljj.20.2019.04.17.07.56.08 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 17 Apr 2019 07:56:08 -0700 (PDT) Received: by uranus.localdomain (Postfix, from userid 1000) id EBA8F46010A; Wed, 17 Apr 2019 17:56:07 +0300 (MSK) Date: Wed, 17 Apr 2019 17:56:07 +0300 From: Cyrill Gorcunov To: Michal =?iso-8859-1?Q?Koutn=FD?= Cc: kbuild-all@01.org, Michael Kerrisk , Sergey Senozhatsky , Randy Dunlap , kbuild test robot , Michal Hocko , Andrew Morton , Yang Shi , Andrew Morton , Andrey Vagin , LKML , Pavel Emelyanov Subject: Re: [PATCH] prctl: Don't compile some of prctl functions when CRUI Message-ID: <20190417145607.GB3040@uranus.lan> References: <20180420140044.478b4c88d3cf238bd440f2a7@linux-foundation.org> <20190417122349.GA15498@blackbody.suse.cz> <20190417123841.GA3040@uranus.lan> <20190417144454.GG8962@blackbody.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20190417144454.GG8962@blackbody.suse.cz> User-Agent: Mutt/1.11.3 (2019-02-01) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Apr 17, 2019 at 04:44:54PM +0200, Michal Koutný wrote: > On Wed, Apr 17, 2019 at 03:38:41PM +0300, Cyrill Gorcunov wrote: > > I've a bit vague memory what we've ended up with, but iirc there was > > a problem with brk() syscall or similar. Then I think we left everything > > as is. > > Was this related to the removal of non PR_SET_MM_MAP operations too? > Do you have any pointers to the topic? Gimme some time, will reply later.