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=-2.5 required=3.0 tests=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 124A9C43387 for ; Tue, 18 Dec 2018 17:04:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DF52D218A2 for ; Tue, 18 Dec 2018 17:04:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727275AbeLRREJ (ORCPT ); Tue, 18 Dec 2018 12:04:09 -0500 Received: from mout.gmx.net ([212.227.17.22]:58841 "EHLO mout.gmx.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726422AbeLRREJ (ORCPT ); Tue, 18 Dec 2018 12:04:09 -0500 Received: from longitude ([109.90.232.48]) by mail.gmx.com (mrgmx103 [212.227.17.168]) with ESMTPSA (Nemesis) id 0MZU7V-1gpakj3Hjx-00LFYi; Tue, 18 Dec 2018 18:04:04 +0100 Date: Tue, 18 Dec 2018 18:04:03 +0100 From: Jonathan =?utf-8?Q?Neusch=C3=A4fer?= To: Christophe Leroy Cc: Jonathan =?utf-8?Q?Neusch=C3=A4fer?= , linuxppc-dev@lists.ozlabs.org, Paul Mackerras , linux-kernel@vger.kernel.org Subject: Re: [PATCH v1 03/13] powerpc/mm/32s: rework mmu_mapin_ram() Message-ID: <20181218170403.GF24278@latitude> References: <84624899-bbda-9f08-2527-151fddbd1b01@c-s.fr> <20181217012837.GT15324@latitude> <18ba3a7c-ebfa-66aa-e231-b56985d0e89a@c-s.fr> <20181218030538.GA24278@latitude> <9a39d910-2a05-3ce7-c949-296db2d458b9@c-s.fr> <20181218140714.GC24278@latitude> <96539c09-ea57-43d6-bae9-7371235b175f@c-s.fr> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="RE3pQJLXZi4fr8Xo" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) X-Provags-ID: V03:K1:vOTDsAX29Qu/G5fkkoHo8SlhyFbmGZy5X7EJrcrzQXOO7NNcDE2 +3R/hXoLqe41utdVArDd5A6yUPkXLMhXeufp4jgvhHha8AXSlcpfioAVKdcIDu0e7GqAwHG E02Y2QTm4O0C0tsCI8kIukmeWyOgwWQTdr+S9qgQB4IoqIkqmZbv9dVKlDNqCTBk9uG6Wxn Io8BsnrxT/oI+Cac6I5wQ== X-UI-Out-Filterresults: notjunk:1;V03:K0:4Whz/1x0dDc=:nLrSFRAs+ynZYFKaB95egx 7/Ufepo4I/DCWqzjMaNyO6MIXkCNXco9CbuIsiI34///BIiCm38npytRTd//dm9c7nPKPV1j9 vZ1Gv+H9HQpj6p9UtxieK2keAwySBP/uZ/OThLCDt9Pi5xceb3RsNfgOAAfVx54iqYt7rWm67 AwcGWWt6ASHuCCPkVHCgeItmkGWX23QQDcMc3FNsZoodAK/71kQVuWFSYzYki+Y6BDlhCCuy5 cLIOdeDks4UV3v6YVw2eCK+R/X5ZTRDPHG+z+OH0S/vc+VaZIbanrH8uItYTmIgwc/ZGL6vLu cwxWc9kMx/+L3q5qAsvslzEmNb6oNhjXOdpwU+gMlFfXwf/M1Iwna13Fa80quoOO8I4YAs7FU slhsNJ8hj4JCV46ivTC1hrWrwOLJRgg1YJrEOCHtCngRU+87l9JAJOyQeh0b6ky+82iA08K2j Hi+seB1xIVAcbLG5ThfQSfk1kQvzYf6pFVrxXd8ePfYITL5lskNCrtakLjqUHeeOl6fP/GGuA wkys0oM5hafm1Lsvd9jtLJpcfVI23E9fCdUAOkD5ypv5VfVOmjrNk/Qh7no1YhSwcga6PgdE6 gmkBtCQQkKUZ0XZRm7WldlexqU3wPYPR6grMIA3CWfluZ7aHyC+hNsZBh6WCB945w9be7XpY1 SOxjke0WgKngeE+yCEULO3XqL4e3FflGx8Ad3D0hE5EGz1bUn096G7k8Sp8YP2A77uAleDfRv P5MOMQaCmfn0h1YDNX249/w6WOrT45P3CxFzO31+s7Uca757V5AcjLI932XIh2e/xMSnATUvI TSPHuEWIyn2FgYE7SLuXNZ6Bp8vrK7U3jhTjghGax1589waF6ckL++tSW4p+mxeezWzZm1KcY IrEVF0h7yfj3D8nxUotjwpo1WjHIFXLJ8agaLlryts5i+mdEqWkLkgl30E/cq3 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --RE3pQJLXZi4fr8Xo Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Tue, Dec 18, 2018 at 04:04:42PM +0100, Christophe Leroy wrote: > Stupid of me. In fact at the time being, BATS cover both RO and RW data > areas, so it can definitly not be mapped with PAGE_KERNEL_ROX. >=20 > In fact, as I have CONFIG_BDI_SWITCH in my setup, PAGE_KERNEL_TEXT is > PAGE_KERNEL_X on my side. That's the reason why I missed it. >=20 > With this change being done to patch 3, does the overall serie works for = you ? Yes, with the PAGE_KERNEL_X change, the whole series boots on the Wii. 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