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=-0.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, 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 5C43EC10F13 for ; Sun, 14 Apr 2019 16:06:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 24D382084E for ; Sun, 14 Apr 2019 16:06:50 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="25p/E+Od" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727306AbfDNQGs (ORCPT ); Sun, 14 Apr 2019 12:06:48 -0400 Received: from merlin.infradead.org ([205.233.59.134]:55940 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726695AbfDNQGs (ORCPT ); Sun, 14 Apr 2019 12:06:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=crywcxngRvw/C/OSCNqTiUL9hFtkwWXtZllpq6kmLrQ=; b=25p/E+OdTk/5eFRAU7aerGvPw+ 4YUXUw5r2mR1Gwsuf5V/xypTzx84MgNQ6lkkNLwRNw2Y0iW/IvfKnB7FlNlO+V74gIIKlFmCfRK+q rDe7gOFnWNa8/oPai2o6DuJJi4/HNN5EOYIz8P1UiIC235dawp7SiK6PMInts4MT7NqXy7mBcRQ9C ztCOHiQ90TfWkkaPylcaTt5oR2SspF+SeSW7VsNk3z4dQZKcy66ooSixnE08i2+rGMhxjsjfecsIg nT+S7xeyHHOkK+21CvtbwZGql5mqB9beRJixDH2Bv2LqQAdwUbtMzQhN8uwt+L+AOfFXCL4hRcB66 wMawIehg==; Received: from static-50-53-52-16.bvtn.or.frontiernet.net ([50.53.52.16] helo=midway.dunlab) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1hFheZ-0000RZ-07; Sun, 14 Apr 2019 16:06:47 +0000 Subject: Re: [PATCH] proc: fix map_files test on F29 To: Alexey Dobriyan Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org References: <20190414123612.GB12971@avx2> <20190414155848.GA23418@avx2> From: Randy Dunlap Message-ID: <8f4ea187-67cc-fa5f-ea6d-5070e18b503c@infradead.org> Date: Sun, 14 Apr 2019 09:06:45 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <20190414155848.GA23418@avx2> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 4/14/19 8:58 AM, Alexey Dobriyan wrote: > 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. > Thanks for the clarification. -- ~Randy