From patchwork Fri Apr 2 15:18:16 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe Leroy X-Patchwork-Id: 12180969 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, 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 A62F8C4361A for ; Fri, 2 Apr 2021 15:18:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8264D61167 for ; Fri, 2 Apr 2021 15:18:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236052AbhDBPS3 (ORCPT ); Fri, 2 Apr 2021 11:18:29 -0400 Received: from pegase1.c-s.fr ([93.17.236.30]:51006 "EHLO pegase1.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235304AbhDBPSV (ORCPT ); Fri, 2 Apr 2021 11:18:21 -0400 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 4FBkFz0Y09z9v2mB; Fri, 2 Apr 2021 17:18:15 +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 TNsWx4HFdgfR; Fri, 2 Apr 2021 17:18:14 +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 4FBkFy6Rvjz9v2ls; Fri, 2 Apr 2021 17:18:14 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id BA3E68BB79; Fri, 2 Apr 2021 17:18:16 +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 kXdNH-tnbrin; Fri, 2 Apr 2021 17:18:16 +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 3C7018BB7C; Fri, 2 Apr 2021 17:18:16 +0200 (CEST) Received: by po16121vm.idsi0.si.c-s.fr (Postfix, from userid 0) id 12AC46798A; Fri, 2 Apr 2021 15:18:16 +0000 (UTC) Message-Id: <9590d262050923a22d434358a9037131f67fcaae.1617375802.git.christophe.leroy@csgroup.eu> In-Reply-To: References: From: Christophe Leroy Subject: [PATCH v4 14/20] riscv: 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 15:18:16 +0000 (UTC) Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org This converts the architecture to GENERIC_CMDLINE. Signed-off-by: Christophe Leroy --- v4: Remove the message when forcing --- arch/riscv/Kconfig | 44 +-------------------------------------- arch/riscv/kernel/setup.c | 7 +++---- 2 files changed, 4 insertions(+), 47 deletions(-) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 87d7b52f278f..3dbd50bed037 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -39,6 +39,7 @@ config RISCV select EDAC_SUPPORT select GENERIC_ARCH_TOPOLOGY if SMP select GENERIC_ATOMIC64 if !64BIT + select GENERIC_CMDLINE select GENERIC_EARLY_IOREMAP select GENERIC_GETTIMEOFDAY if HAVE_GENERIC_VDSO select GENERIC_IOREMAP @@ -390,49 +391,6 @@ endmenu menu "Boot options" -config CMDLINE - string "Built-in kernel command line" - help - For most platforms, the arguments for the kernel's command line - are provided at run-time, during boot. However, there are cases - where either no arguments are being provided or the provided - arguments are insufficient or even invalid. - - When that occurs, it is possible to define a built-in command - line here and choose how the kernel should use it later on. - -choice - prompt "Built-in command line usage" if CMDLINE != "" - default CMDLINE_FALLBACK - help - Choose how the kernel will handle the provided built-in command - line. - -config CMDLINE_FALLBACK - bool "Use bootloader kernel arguments if available" - help - Use the built-in command line as fallback in case we get nothing - during boot. This is the default behaviour. - -config CMDLINE_EXTEND - bool "Extend bootloader kernel arguments" - help - The command-line arguments provided during boot will be - appended to the built-in command line. This is useful in - cases where the provided arguments are insufficient and - you don't want to or cannot modify them. - - -config CMDLINE_FORCE - bool "Always use the default kernel command string" - help - Always use the built-in command line, even if we get one during - boot. This is useful in case you need to override the provided - command line on systems where you don't have or want control - over it. - -endchoice - config EFI_STUB bool diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c index f8f15332caa2..d4f16a9c1762 100644 --- a/arch/riscv/kernel/setup.c +++ b/arch/riscv/kernel/setup.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include @@ -228,10 +229,8 @@ static void __init parse_dtb(void) } pr_err("No DTB passed to the kernel\n"); -#ifdef CONFIG_CMDLINE_FORCE - strlcpy(boot_command_line, CONFIG_CMDLINE, COMMAND_LINE_SIZE); - pr_info("Forcing kernel command line to: %s\n", boot_command_line); -#endif + + cmdline_build(boot_command_line, NULL); } void __init setup_arch(char **cmdline_p)