From patchwork Fri Apr 2 15:18:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Leroy X-Patchwork-Id: 12181089 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=-13.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=unavailable 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 9B191C433B4 for ; Fri, 2 Apr 2021 15:20:15 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 362A060FD7 for ; Fri, 2 Apr 2021 15:20:15 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 362A060FD7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=csgroup.eu Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:MIME-Version:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:Date:Cc:To:Subject:From:References:In-Reply-To: Message-Id:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=l6eQfAISrTLzbcNnmsSUdUnj8F5AsxGC/7nXHFu9Q9I=; b=TilaFy5UVkJt9N/P56sRDIw9fb wqVK/1xH0lM4PMYvC5uUd/gmJnr6xBnjVpAP0PbvE1vLKIPSVKgCpO817i2gTBIC29wSPApxoje9Z 8fBkmo+Rzw+AWrUVHfKaX/eeddg/fjYMnoM32eC3m8JvtbkoWblCZul/tKt9WraUe5hMTPR1POzGc fPwS+y3dK/FgfwlL/Zw2FlzvN8GRWWHkvImsqOg+E9WL8HC9Reip7udItQvd5zemPiDu3XONo8/+O iEEN81hnvXXyywSr9uHpfJAe6DlZ1Ioco0L5MHpLw62o6x+4hfMDflhjpRd0WID+DDyRs1INjnxqJ pFfO0xnw==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lSLai-00DDKU-Mu; Fri, 02 Apr 2021 15:20:08 +0000 Received: from pegase1.c-s.fr ([93.17.236.30]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lSLYq-00DCR5-Cq; Fri, 02 Apr 2021 15:18:14 +0000 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 4FBkFt0gKkz9v2lt; Fri, 2 Apr 2021 17:18:10 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id G_aS3o--dyaE; Fri, 2 Apr 2021 17:18:10 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 4FBkFs6ZBKz9v2ls; Fri, 2 Apr 2021 17:18:09 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id AFD2D8BB7B; Fri, 2 Apr 2021 17:18:11 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id Pkw9Ff5U_wk1; Fri, 2 Apr 2021 17:18:11 +0200 (CEST) Received: from po16121vm.idsi0.si.c-s.fr (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id DCD6A8BB79; Fri, 2 Apr 2021 17:18:10 +0200 (CEST) Received: by po16121vm.idsi0.si.c-s.fr (Postfix, from userid 0) id B36F067989; Fri, 2 Apr 2021 15:18:10 +0000 (UTC) Message-Id: In-Reply-To: References: From: Christophe Leroy Subject: [PATCH v4 09/20] arm64: Convert to GENERIC_CMDLINE To: will@kernel.org, danielwa@cisco.com, robh@kernel.org, daniel@gimpelevich.san-francisco.ca.us, arnd@kernel.org, akpm@linux-foundation.org Cc: linux-arch@vger.kernel.org, devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, microblaze , linux-mips@vger.kernel.org, nios2 , openrisc@lists.librecores.org, linux-hexagon@vger.kernel.org, linux-riscv@lists.infradead.org, x86@kernel.org, linux-xtensa@linux-xtensa.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-mm@kvack.org Date: Fri, 2 Apr 2021 15:18:10 +0000 (UTC) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210402_161812_586965_EF720275 X-CRM114-Status: GOOD ( 13.94 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org This converts the architecture to GENERIC_CMDLINE. Signed-off-by: Christophe Leroy --- arch/arm64/Kconfig | 33 +----------------------------- arch/arm64/kernel/idreg-override.c | 9 ++++---- 2 files changed, 5 insertions(+), 37 deletions(-) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index e4e1b6550115..9781ba3758b1 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -105,6 +105,7 @@ config ARM64 select GENERIC_ALLOCATOR select GENERIC_ARCH_TOPOLOGY select GENERIC_CLOCKEVENTS_BROADCAST + select GENERIC_CMDLINE select GENERIC_CPU_AUTOPROBE select GENERIC_CPU_VULNERABILITIES select GENERIC_EARLY_IOREMAP @@ -1841,38 +1842,6 @@ config ARM64_ACPI_PARKING_PROTOCOL protocol even if the corresponding data is present in the ACPI MADT table. -config CMDLINE - string "Default kernel command string" - default "" - help - Provide a set of default command-line options at build time by - entering them here. As a minimum, you should specify the the - root device (e.g. root=/dev/nfs). - -choice - prompt "Kernel command line type" if CMDLINE != "" - default CMDLINE_FROM_BOOTLOADER - help - Choose how the kernel will handle the provided default kernel - command line string. - -config CMDLINE_FROM_BOOTLOADER - bool "Use bootloader kernel arguments if available" - help - Uses the command-line options passed by the boot loader. If - the boot loader doesn't provide any, the default kernel command - string provided in CMDLINE will be used. - -config CMDLINE_FORCE - bool "Always use the default kernel command string" - help - Always use the default kernel command string, even if the boot - loader passes other arguments to the kernel. - This is useful if you cannot or don't want to change the - command-line options your boot loader passes to the kernel. - -endchoice - config EFI_STUB bool diff --git a/arch/arm64/kernel/idreg-override.c b/arch/arm64/kernel/idreg-override.c index 83f1c4b92095..96a4e96a80a2 100644 --- a/arch/arm64/kernel/idreg-override.c +++ b/arch/arm64/kernel/idreg-override.c @@ -9,6 +9,7 @@ #include #include #include +#include #include #include @@ -187,12 +188,10 @@ static __init const u8 *get_bootargs_cmdline(void) static __init void parse_cmdline(void) { const u8 *prop = get_bootargs_cmdline(); + static char __initdata cmdline[COMMAND_LINE_SIZE]; - if (IS_ENABLED(CONFIG_CMDLINE_FORCE) || !prop) - __parse_cmdline(CONFIG_CMDLINE, true); - - if (!IS_ENABLED(CONFIG_CMDLINE_FORCE) && prop) - __parse_cmdline(prop, true); + cmdline_build(cmdline, prop); + __parse_cmdline(cmdline, true); } /* Keep checkers quiet */