Received: by 2002:a25:ef43:0:0:0:0:0 with SMTP id w3csp942965ybm; Wed, 27 May 2020 11:46:43 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyf/toE27pM1jw+MfeVpiCLrhMG6CU2rmDWrAPTZwQtqbOkeP98Vxn4ooKQOFQmPO9zRIrs X-Received: by 2002:a05:6402:1242:: with SMTP id l2mr26139673edw.261.1590605203194; Wed, 27 May 2020 11:46:43 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1590605203; cv=none; d=google.com; s=arc-20160816; b=OLqBGxMGutbx3ShQuONZtGkdGDqTya96VDwY9fN5DbIU8u+z5/hT/bObcfniLJm1ET qKBll2hgezvNCiN8Tylnkw2QGEE3A2GGVENmYEdAKCQbIPXSsQgpTUMzaCYuXsX5aZbh ewiQ7xjB5S6dhvAmSfoW3EqKQdSGZnvWhHOF9Wz3CZa84X/V8Owu8MkKo0GsBCQ0+pbj 2A9IUI87LAIdDUYS1ndvyOWlXESELKngOgwL+Jl1BugBPVC7iYcp/mtUycTcT54Nx1qo 75T0Kyj3EIMP1+WBHEBOENi8pufiLoS8D5nVPrpaD3FkwZZt4Kqy5MACd/CuHCJgWZjO Bymw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :dkim-signature; bh=lrqPZp3+G/yqh8lPwgNg0+bhBNy4VUn5uYWTM67ZVWI=; b=N7G+6P0txHGcnvxpFcv7Fv5t9q7g52zg9XSmdo/q+1ndXFFblFq7jrns4NQs3C7F8B 2fnIqBAvnB9l517eAVfGDoCUiTklMihQTm+l6E9ps/HhYz09w0Px8a0gPlqAyh3LFdyq lEPX4Qx9b3R5wnqzf6jUnSKx83au6X1GFeENEbyNi+kKL9+PzeNTyBwfTOSSYgLqbcbH 87qRxmNJoS0B1Y6p6QaMA5SQBCvZiuHlUjuPNd2GD4APojfsKpk7kq6vW88L5zlesahC tg9RNDveiATz/k0h3Y4AOWWfRGmVAaGVIiJORUnHSqfEdvP4a31J77GFaMxQCLtyapiS fjkw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=2uhhEctT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id n10si1964302ejj.375.2020.05.27.11.46.19; Wed, 27 May 2020 11:46:43 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=default header.b=2uhhEctT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389273AbgE0OcE (ORCPT + 98 others); Wed, 27 May 2020 10:32:04 -0400 Received: from mail.kernel.org ([198.145.29.99]:40318 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387732AbgE0OcE (ORCPT ); Wed, 27 May 2020 10:32:04 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 293A92084C; Wed, 27 May 2020 14:32:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1590589922; bh=anqSJZFvrQGArvjH/LKrfSg/PVPsQ+kEocrkm3XnP7A=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=2uhhEctTmIOv1tn9ojzu4Jxm2cef2z+VtSomvhui9hgNuCc0HgSim1K4aeboYPse/ ml2Fk5PR+BG+nE+St+/Kkyt28dQfs8MPWOwDvrspEQQEtE2tHHLQw+/GxvE2Xia2Hm y+G17BTdASL8uyjhVF+ySTAO6CKxUIV3gujo5S14= Date: Wed, 27 May 2020 16:32:00 +0200 From: Greg Kroah-Hartman To: Pavel Machek Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, Russell Currey , Michael Ellerman , Sasha Levin Subject: Re: [PATCH 4.19 49/81] powerpc: Remove STRICT_KERNEL_RWX incompatibility with RELOCATABLE Message-ID: <20200527143200.GA497846@kroah.com> References: <20200526183923.108515292@linuxfoundation.org> <20200526183932.664564063@linuxfoundation.org> <20200527132831.GA11424@amd> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200527132831.GA11424@amd> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, May 27, 2020 at 03:28:31PM +0200, Pavel Machek wrote: > On Tue 2020-05-26 20:53:24, Greg Kroah-Hartman wrote: > > From: Russell Currey > > > > [ Upstream commit c55d7b5e64265fdca45c85b639013e770bde2d0e ] > > > > I have tested this with the Radix MMU and everything seems to work, and > > the previous patch for Hash seems to fix everything too. > > STRICT_KERNEL_RWX should still be disabled by default for now. > > > > Please test STRICT_KERNEL_RWX + RELOCATABLE! > > I don't believe this is suitable for -stable. Yes, it is needed for > the next patch, but doing the merge is right solution this time. Why? It's always best to keep things as they are in Linus's tree if at all possible. thanks, greg k-h