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=-13.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_IN_DEF_DKIM_WL autolearn=no 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 0F42EC433B4 for ; Thu, 22 Apr 2021 13:03:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C3E9D61459 for ; Thu, 22 Apr 2021 13:03:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235791AbhDVNDx (ORCPT ); Thu, 22 Apr 2021 09:03:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235977AbhDVNDw (ORCPT ); Thu, 22 Apr 2021 09:03:52 -0400 Received: from mail-wr1-x434.google.com (mail-wr1-x434.google.com [IPv6:2a00:1450:4864:20::434]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A5D59C06138C for ; Thu, 22 Apr 2021 06:03:17 -0700 (PDT) Received: by mail-wr1-x434.google.com with SMTP id e7so35747553wrs.11 for ; Thu, 22 Apr 2021 06:03:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=ZHLzNOHj90q7Oj3aQnNhu92h15Ny9i/xNLc3zPdfQ4g=; b=WpphpWM7d4l8VUDnKXFsMAY2uU4Ft2tRsNLcpI2xJpUu4g0bNIaUUKE0gGVDhLiX/g OjnVmquOzil9wscCXKdb84emGCUDQkMe4RFl4hJh8KN5Wd87NYtHx57Sv7BqWckv6n5b mVKgWt6qQdgryA8hdzD2XfYDmSwjXZKn5xTSogNopKH/q3ToOfYDhJw1XORyZm3uCz19 LImQkK/2tVquZeYhYYgKPruClmVOtjO6X9iyj5D3O7rCfKE3B5QJfT3WgAaiUusI+dvP QA4JMoLeJWEErqUPzSDb5DHeWxwyXkFsBjyqfLJOX31XqB42pSNoVWxe8TRRr0KNpNzp Htbg== 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; bh=ZHLzNOHj90q7Oj3aQnNhu92h15Ny9i/xNLc3zPdfQ4g=; b=piEFMvV1OwLkFu/cLy/2sToXMxR0wM0dWYiJ0DmWoFt9+vq+45eQYSNBO9ZhhBE9aR f7Qfhp1D5luA3Q/TKMTzDOa+YosFiPVJYCAPkI7xmW1LA9CrJabUOVLFMe+M1mQyB64/ wy7qXARzhAu/Qf3Kbs5KBhj/LGeRH72c/obmx++kY2sMfE4kO1sMsV1EblyJXrS09Q6+ HHYEjICFygg+Y1FpKVurJJ2bEKanbXrqUKrNDSZno7JPzmibpGtUygUwR/iYsXypa1qS MNl1itrCsNFy6ir4gVDBR0w7hfOG8RM5MIdwgXrToNrf8JsN/A3XZ+lbdltAWbQw0phv 6ozw== X-Gm-Message-State: AOAM532bQEwyv3+MfxaI7m+jM3XBnGH8PO8qM42i7Z3i51mWaavmN6Wt t+F2SziFLM4DIY30Ef91P9vNAg== X-Google-Smtp-Source: ABdhPJzhRXkQSnlUedDmqIlV0CkRTeBNaGDZqXpCq7gzsxQIKyjCm9svb44UVutt3ylPh+tyhXcIWw== X-Received: by 2002:a5d:47ce:: with SMTP id o14mr4045996wrc.236.1619096595880; Thu, 22 Apr 2021 06:03:15 -0700 (PDT) Received: from google.com (105.168.195.35.bc.googleusercontent.com. [35.195.168.105]) by smtp.gmail.com with ESMTPSA id n18sm3369617wrw.11.2021.04.22.06.03.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 22 Apr 2021 06:03:15 -0700 (PDT) Date: Thu, 22 Apr 2021 13:03:12 +0000 From: Quentin Perret To: Florian Fainelli Cc: Ard Biesheuvel , Rob Herring , Alexandre TORGUE , Greg Kroah-Hartman , Sasha Levin , stable , Arnd Bergmann , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , "linux-kernel@vger.kernel.org" , Nicolas Boichat , Stephen Boyd , KarimAllah Ahmed , Android Kernel Team , Architecture Mailman List , Frank Rowand , linux-arm-kernel Subject: Re: [v5.4 stable] arm: stm32: Regression observed on "no-map" reserved memory region Message-ID: References: <4a4734d6-49df-677b-71d3-b926c44d89a9@foss.st.com> <001f8550-b625-17d2-85a6-98a483557c70@foss.st.com> <498b8759-1a70-d80f-3a4d-39042b4f608e@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <498b8759-1a70-d80f-3a4d-39042b4f608e@gmail.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Wednesday 21 Apr 2021 at 08:17:28 (-0700), Florian Fainelli wrote: > 5.10.31 works correctly and shows the following for my platform: > > 40000000-fdffefff : System RAM > 40200000-40eaffff : Kernel code > 40eb0000-4237ffff : reserved > 42380000-425affff : Kernel data > 45000000-450fffff : reserved > 47000000-4704ffff : reserved > 4761e000-47624fff : reserved > f8c00000-fdbfffff : reserved > fdfff000-ffffffff : reserved > 100000000-13fffffff : System RAM > 13b000000-13effffff : reserved > 13f114000-13f173fff : reserved > 13f174000-13f774fff : reserved > 13f775000-13f7e8fff : reserved > 13f7eb000-13f7ecfff : reserved > 13f7ed000-13f7effff : reserved > 13f7f0000-13fffffff : reserved OK, so if we're confident this works from 5.10 onwards, I would suggest to follow Ard's original suggestion to revert this patch from older LTSes as we're clearly missing something there. Thanks, Quentin