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=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,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 C114CC433E0 for ; Tue, 9 Mar 2021 13:36:48 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 48631650F5 for ; Tue, 9 Mar 2021 13:36:48 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 48631650F5 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=yadro.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:34456 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lJcXX-0005Kh-8D for qemu-devel@archiver.kernel.org; Tue, 09 Mar 2021 08:36:47 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:49790) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lJcSm-00081y-UN for qemu-devel@nongnu.org; Tue, 09 Mar 2021 08:31:54 -0500 Received: from mta-02.yadro.com ([89.207.88.252]:53986 helo=mta-01.yadro.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lJcSl-0005FQ-59 for qemu-devel@nongnu.org; Tue, 09 Mar 2021 08:31:52 -0500 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 3830F4127A; Tue, 9 Mar 2021 13:31:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= in-reply-to:content-disposition:content-type:content-type :mime-version:references:message-id:subject:subject:from:from :date:date:received:received:received; s=mta-01; t=1615296707; x=1617111108; bh=5fNva/QcczEe6Kokua4aw2VwBX4tQxyBtkvqnzR6LnM=; b= Swtd8jDAD9/ukBtCytbTsFb2wwWVrfVTzPVsvN3tEEXeEVa/trG8ts44VAXpsoYZ zyae/j6uM/ufKPrMlRmw0wt8ilrzuyr/Rph6+gW3TTiPFvb4mvSUQ88hV7DBgrzo d3PQwMWziZhUAN5EaZAtRcwfm+4uI6vyZTAbKzkUOAc= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IAXpVPsj8WJK; Tue, 9 Mar 2021 16:31:47 +0300 (MSK) Received: from T-EXCH-03.corp.yadro.com (t-exch-03.corp.yadro.com [172.17.100.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id CA0BA4120D; Tue, 9 Mar 2021 16:31:45 +0300 (MSK) Received: from localhost (172.17.204.212) by T-EXCH-03.corp.yadro.com (172.17.100.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Tue, 9 Mar 2021 16:31:45 +0300 Date: Tue, 9 Mar 2021 16:31:44 +0300 From: Roman Bolshakov To: Joelle van Dyne Subject: Re: [PATCH] util/osdep: Avoid mprotect() RWX->NONE on Big Sur 11.2 Message-ID: References: <20210210105527.74943-1-r.bolshakov@yadro.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: X-Originating-IP: [172.17.204.212] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-03.corp.yadro.com (172.17.100.103) Received-SPF: pass client-ip=89.207.88.252; envelope-from=r.bolshakov@yadro.com; helo=mta-01.yadro.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Richard Henderson , QEMU Developers Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Sun, Mar 07, 2021 at 10:47:06PM -0800, Joelle van Dyne wrote: > On Wed, Feb 10, 2021 at 2:55 AM Roman Bolshakov wrote: > > > > There's a change in mprotect() behaviour [1] in the latest macOS on M1 > > and it's not yet clear if it's going to be fixed by Apple. For now we > > can avoid unsupported mprotect() calls. QEMU and qtests work fine > > without it. > > > > 1. https://gist.github.com/hikalium/75ae822466ee4da13cbbe486498a191f > > > > Buglink: https://bugs.launchpad.net/qemu/+bug/1914849 > > Apple-Feedback: FB8994773 > > Signed-off-by: Roman Bolshakov > > Reviewed-by: Joelle van Dyne > Thanks! > FYI the "macOS 11.2, *" means it applies to all versions of iOS. I > think it only broke in iOS 14.2 but making it return on other versions > seems to be fine from my tests. > Hm... do you know how to say "for macOS 11.2 and above only"? Regards, Roman