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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F0764C61DA4 for ; Mon, 6 Mar 2023 11:12:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=8QCAzg2JT7+CSs5pqBuSKDfl32gDKxfgnmcbkq1o+Co=; b=Elvw7jc95ptvmD N8F0zgc8IwYTZBu9rFIS/K8nci86phQEA7nLpnktufKnMDWi+cdqbyqqFNI1be/7a7aicNssHs3ex 3NIjG6Nx0GgrovbKRhwFvQoLDGDYsf+YKeLGkJpEQjZcGd0ARaQI24mI6033v2a4fDAuDBUidVZ4X DEBAIpBw0hC78zoT6BXBmeGObyGuoAzQKma+hhgRyclL3B01Xk7zhkC7LIjRlx3a2sWSWqU0fkiuH fp1/6RtLXGAe4vZbKUwuWfHgJ5GmvRWK2xzf8x+9qd61sxVza2E9LZ4kH9AEnz8tgP8fsfZm+v3oI BdXaezSrZmS53BrgZqWQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pZ8kK-00CQMf-99; Mon, 06 Mar 2023 11:11:12 +0000 Received: from pandora.armlinux.org.uk ([2001:4d48:ad52:32c8:5054:ff:fe00:142]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pZ8jZ-00CQ3b-UY for linux-arm-kernel@lists.infradead.org; Mon, 06 Mar 2023 11:10:37 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding: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=5W24hg8V6+9XmiKC0OundHSlZuYb8IjU3arczR9x17U=; b=DTYir6aaDo4hJYYmxL6XJzzdGW E85wttpF/dNNREYF5QBafssaZCMEjB9RYq1exNZGCsGeDKqshNULNmgdlnVVhqesNT/E3fHlGMFf/ ruH7Czg/HE8IPpdfHjXEzlAl3HKZVg8F3zYMfC9rxe/gtoR3EZZTRMTXbekNl2VZ4HLMdtOZZ83Iv YEvtR2aYxhIiN6iulnvnwg4xL3Wowaiex3me/j8cchMIHYt+ZbXxuKirhAipgqoV2fyUKtH+R+I57 JwUOlgzvuSnUbztQvgmapskvXd7XZ8GjDU9doYy6MqQXWxCsLHgZSECZzKJpMud6mlzDT4dY4DQTk SrUfE+Qw==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:52064) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pZ8jV-0005Yy-Rk; Mon, 06 Mar 2023 11:10:21 +0000 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1pZ8jV-0000Ql-0p; Mon, 06 Mar 2023 11:10:21 +0000 Date: Mon, 6 Mar 2023 11:10:20 +0000 From: "Russell King (Oracle)" To: Jungseung Lee Cc: linus.walleij@linaro.org, amit.kachhap@arm.com, ardb@kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, keescook@chromium.org, js07.lee@gmail.com Subject: Re: [PATCH 2/2] arm/mm : Report actual image regions in /proc/iomem Message-ID: References: <1678081915-12599-1-git-send-email-js07.lee@samsung.com> <1678081915-12599-2-git-send-email-js07.lee@samsung.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1678081915-12599-2-git-send-email-js07.lee@samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230306_031036_321472_D3314199 X-CRM114-Status: UNSURE ( 8.17 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Mar 06, 2023 at 02:51:55PM +0900, Jungseung Lee wrote: > The resource reservations in /proc/iomem made for the kernel image did > not reflect the gaps between text, rodata, and data. > Add the "rodata" resource and update the start/end calculations. > > Before : > 04000000-2f7fffff : System RAM > 04100000-04cfffff : Kernel code > 04e00000-05369a27 : Kernel data > > After : > 04000000-2f7fffff : System RAM > 04100000-049fffff : Kernel code > 04a00000-04cb2fff : Kernel rodata > 04e00000-05369a27 : Kernel data NAK. This is API, and programs do read and parse this file. It is important that this file reports these parameters in a similar way to other architectures. Other architectures do not split up the individual regions. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last! _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel