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=-8.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT 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 EBFBCC0044C for ; Wed, 31 Oct 2018 19:29:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AF74C2081B for ; Wed, 31 Oct 2018 19:29:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="vA8N1UIx" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AF74C2081B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729713AbeKAE2n (ORCPT ); Thu, 1 Nov 2018 00:28:43 -0400 Received: from mail-pf1-f194.google.com ([209.85.210.194]:45755 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726234AbeKAE2l (ORCPT ); Thu, 1 Nov 2018 00:28:41 -0400 Received: by mail-pf1-f194.google.com with SMTP id v5-v6so3188526pfm.12; Wed, 31 Oct 2018 12:29:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=7tZFK7bYGAH6azDS0jVMH4AjaPmsUCiqxVsDGGft9WU=; b=vA8N1UIxQSNN3c9Eg3wKCuIOUlLhDFbSdwknGtTPeuB23mOKhHq+pAx49cvurIx/1H E0Xefpwx6txhNs7gRipgsiYZN3oPbJSUY6QM9Kmd+dG4wPWXWx6Q+xxBweRWmPyIw2Wi Kk9zRCPXTj+ihsDe/vqNTxiTUisWP1Q2mPRJAhI/unv23fbnP9TfMcCad+Tb89jqcK29 Z6Fh28nkxt1e4TwKpKMLnnbDmMICWibih7w9wogkIYR2XekkZ/9A4JwWx7A/MUU5MgKF 1qqK+kl1mPkZPFnvr+X9RA+Pzw8tVmNDkcb5p34vcdNOvDIPmA5tmJlSNL2sFrHfRr8r 1WJA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=7tZFK7bYGAH6azDS0jVMH4AjaPmsUCiqxVsDGGft9WU=; b=Bx7DXYgNAx2loJLRTIGbgYCFXJJcr2RE/3/GS/4YfUrLvjM+iRmwZu8Sp5Q3wc4suq 62ltCCVadqCzDgf/xHn2wmI6wc9UZrmzktSdxarSKhE1mYeQZJn3bQ8LD8Ab6J98XBos N9SK2lb3jdMDCddqNlYKWhT/iP6wMO3A/chY/s+imEukD1XgWMeuieTObd8uMffoNZ+Z o5t0GEQCC/GERQZ1TJJZNMJeo9zs3w5UozgdvDYpRx5Icb0Yw9jEiRd9pf7UrO2HImBM q20YNt0LlqGr32ehNzQ1xXfLxnAUmkmQaS1lvtzr9fGGa30E1qTRtyzmdlAcycH+cZNI ZO/w== X-Gm-Message-State: AGRZ1gL1PULS1leg1a/yjMbxROEebS/IeiNF+tOu4WCAvif6Xksz1umY 4G9JxdK0zyGOsiECnMljZFkZY8Ue X-Google-Smtp-Source: AJdET5fLCucVlH6aV8ts9uo9jBCJeyn6ATPQBfMxTR64pVzzv0mNeOVph4rvAhlZHpsx8FVIk4m1Rw== X-Received: by 2002:a63:bd51:: with SMTP id d17mr4418712pgp.443.1541014154473; Wed, 31 Oct 2018 12:29:14 -0700 (PDT) Received: from fainelli-desktop.igp.broadcom.net ([192.19.223.250]) by smtp.gmail.com with ESMTPSA id z26-v6sm28926456pfh.77.2018.10.31.12.29.12 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 31 Oct 2018 12:29:13 -0700 (PDT) From: Florian Fainelli To: linux-kernel@vger.kernel.org Cc: Florian Fainelli , Catalin Marinas , Will Deacon , Rob Herring , Frank Rowand , Andrew Morton , Marc Zyngier , Russell King , Andrey Ryabinin , Andrey Konovalov , Masahiro Yamada , Robin Murphy , Laura Abbott , Stefan Agner , Johannes Weiner , Greg Hackmann , Kristina Martsenko , CHANDAN VN , linux-arm-kernel@lists.infradead.org (moderated list:ARM64 PORT (AARCH64 ARCHITECTURE)), devicetree@vger.kernel.org (open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE), rppt@linux.ibm.com, linux@armlinux.org.uk, green.hu@gmail.com, deanbo422@gmail.com, gxt@pku.edu.cn, ard.biesheuvel@linaro.org, linux-snps-arc@lists.infradead.org, vgupta@synopsys.com Subject: [PATCH v3 3/6] of/fdt: Populate phys_initrd_start/phys_initrd_size from FDT Date: Wed, 31 Oct 2018 12:28:40 -0700 Message-Id: <20181031192843.13230-4-f.fainelli@gmail.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181031192843.13230-1-f.fainelli@gmail.com> References: <20181031192843.13230-1-f.fainelli@gmail.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that we have central and global variables holding the physical address and size of the initrd, we can have early_init_dt_check_for_initrd() populate phys_initrd_start/phys_initrd_size for us. This allows us to remove a chunk of code from arch/arm/mm/init.c introduced with commit 65939301acdb ("arm: set initrd_start/initrd_end for fdt scan"). Signed-off-by: Florian Fainelli --- arch/arm/mm/init.c | 6 ------ drivers/of/fdt.c | 2 ++ 2 files changed, 2 insertions(+), 6 deletions(-) diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 87d59a53861d..4bfa08e27319 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -236,12 +236,6 @@ static void __init arm_initrd_init(void) phys_addr_t start; unsigned long size; - /* FDT scan will populate initrd_start */ - if (initrd_start && !phys_initrd_size) { - phys_initrd_start = __virt_to_phys(initrd_start); - phys_initrd_size = initrd_end - initrd_start; - } - initrd_start = initrd_end = 0; if (!phys_initrd_size) diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index 76c83c1ffeda..e34cb49231b5 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -925,6 +925,8 @@ static void __init early_init_dt_check_for_initrd(unsigned long node) end = of_read_number(prop, len/4); __early_init_dt_declare_initrd(start, end); + phys_initrd_start = start; + phys_initrd_size = end - start; pr_debug("initrd_start=0x%llx initrd_end=0x%llx\n", (unsigned long long)start, (unsigned long long)end); -- 2.17.1