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 29F32C10F13 for ; Sun, 14 Apr 2019 15:58:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D709F2084E for ; Sun, 14 Apr 2019 15:58:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="gXA16xY0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727020AbfDNP6x (ORCPT ); Sun, 14 Apr 2019 11:58:53 -0400 Received: from mail-wr1-f65.google.com ([209.85.221.65]:44479 "EHLO mail-wr1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726147AbfDNP6x (ORCPT ); Sun, 14 Apr 2019 11:58:53 -0400 Received: by mail-wr1-f65.google.com with SMTP id y7so18475366wrn.11 for ; Sun, 14 Apr 2019 08:58:52 -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:in-reply-to:user-agent; bh=1w7KNJbv0LPCTsOiaYch44OQ9X5ymVJXr/rgfrYRT0M=; b=gXA16xY07XgeawbqLbYKyvw6tDuV8Q/Lns4kuCMFuXaxXGhPP0rwZ025Tl+LWUSZBe 3V2G4QIlEGzRQgaUNIwToGZd9B9IBXISjsomSM0oZBq+0ZVrGKY+vRlNA5K8/p05gIdC XoppSmG0Cx+Jqp1GjENVO7PIKOyPrBAJQ/22VsJYpespAedAWEiAKcGIzzfS7irF5HCL WYRd4/NtID8xQ9psPx6jHpFqezRj52O7jdkvVY2rKt6tbA8jbPcAzLwfwNHHUbVmQ92Y FuEtoT6JUPsck+thgXwev9nNr8k176Bmb+tvaQaMh0oPIs/VoHsk+CK8gx4dm6BMFfpS WTlw== 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:in-reply-to:user-agent; bh=1w7KNJbv0LPCTsOiaYch44OQ9X5ymVJXr/rgfrYRT0M=; b=En6FqFJbg5uxiTuYe/x/CCLV9wMiwCJW8qgzYd1nRhcANG2jb55kWGhW6yjFgKphdK 7s3lJj9vbRDBxr0AJ4orvZxpU+KI+/U8SjyuGS1o8mguHtBp4yIo7d+HGvfCq7loCGZK PBlYUSbmLRBkCvHPMe+6Jail963DC5iBYwWdggEydq4eOpWpQOy6RHn5OFQ5NWyQMyO3 hdJ1Myg0lFPP2CBYusgnxl6UaKyANwzbFu0GyF29de2CjuKszFOooTZKjMUcfxhhHOKY KbAA6HNF9MTacj1AKGpI4SI7K+rPpG2TxsVc2iQRRYccYmyxCSAEPXVfGAzzVW7FE0dg d/xw== X-Gm-Message-State: APjAAAWOc41kdzlhFNnQKz9lFSDEgU9NuyQ2fYB02mWjof2lrOlsZ54O 3dME8AIPgqiTjcCUXd+PjQs2I1M= X-Google-Smtp-Source: APXvYqyFUo93nJ3VayEXUIno3pYe/9OR4LaOhEBESY0pw0vrmFpgKjhSNChIzVc/DCQsD+MmFEcc5g== X-Received: by 2002:a5d:6681:: with SMTP id l1mr13486589wru.186.1555257531465; Sun, 14 Apr 2019 08:58:51 -0700 (PDT) Received: from avx2 ([46.53.240.140]) by smtp.gmail.com with ESMTPSA id f10sm57964902wrs.17.2019.04.14.08.58.50 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 14 Apr 2019 08:58:50 -0700 (PDT) Date: Sun, 14 Apr 2019 18:58:48 +0300 From: Alexey Dobriyan To: Randy Dunlap Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] proc: fix map_files test on F29 Message-ID: <20190414155848.GA23418@avx2> References: <20190414123612.GB12971@avx2> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, Apr 14, 2019 at 08:24:53AM -0700, Randy Dunlap wrote: > On 4/14/19 5:36 AM, Alexey Dobriyan wrote: > > F29 bans mapping first 64KB even for root making test fail. > > so there is an F29-only patch that prevents that? > something that is not in mainline? Ehh, no. F29 ships stable kernels actually. Test assumes mmap(0, MAP_FIXED) succeeds as root. F29 uses SELinux to ban that.