From: Christophe Leroy <christophe.leroy@csgroup.eu>
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 <monstr@monstr.eu>,
linux-mips@vger.kernel.org, nios2 <ley.foon.tan@intel.com>,
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
Subject: [PATCH v4 09/20] arm64: Convert to GENERIC_CMDLINE
Date: Fri, 2 Apr 2021 15:18:10 +0000 (UTC) [thread overview]
Message-ID: <d1a338ad8f382216083166d546bed7acce798674.1617375802.git.christophe.leroy@csgroup.eu> (raw)
In-Reply-To: <cover.1617375802.git.christophe.leroy@csgroup.eu>
This converts the architecture to GENERIC_CMDLINE.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
---
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 <linux/ctype.h>
#include <linux/kernel.h>
#include <linux/libfdt.h>
+#include <linux/cmdline.h>
#include <asm/cacheflush.h>
#include <asm/cpufeature.h>
@@ -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 */
--
2.25.0
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next prev parent reply other threads:[~2021-04-02 15:20 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-02 15:18 [PATCH v4 00/20] Implement GENERIC_CMDLINE Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 01/20] cmdline: Add generic function to build command line Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 02/20] drivers: of: use cmdline building function Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 03/20] x86/efi: Replace CONFIG_CMDLINE_OVERRIDE by CONFIG_CMDLINE_FORCE Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 04/20] drivers: firmware: efi: use cmdline building function Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 05/20] cmdline: Gives architectures opportunity to use generically defined boot cmdline manipulation Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 06/20] powerpc: convert strcpy to strlcpy in prom_init Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 07/20] powerpc: Convert to GENERIC_CMDLINE Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 08/20] arm: " Christophe Leroy
2021-04-02 15:18 ` Christophe Leroy [this message]
2021-04-02 15:18 ` [PATCH v4 10/20] hexagon: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 11/20] microblaze: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 12/20] nios2: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 13/20] openrisc: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 14/20] riscv: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 15/20] sh: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 16/20] sparc: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 17/20] xtensa: " Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 18/20] x86: " Christophe Leroy
2021-04-08 19:41 ` Rob Herring
2021-04-09 10:20 ` Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 19/20] mips: " Christophe Leroy
2021-04-06 17:38 ` Daniel Walker
2021-04-08 19:04 ` Rob Herring
2021-04-09 1:23 ` Daniel Walker
2021-04-20 16:05 ` Christophe Leroy
2021-04-02 15:18 ` [PATCH v4 20/20] cmdline: Remove CONFIG_CMDLINE_EXTEND Christophe Leroy
2021-04-06 16:56 ` [PATCH v4 00/20] Implement GENERIC_CMDLINE Daniel Walker
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