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Message-ID: <20250913003842.41944-22-safinaskar@gmail.com>
Date: Sat, 13 Sep 2025 00:38:00 +0000
From: Askar Safin <safinaskar@...il.com>
To: linux-fsdevel@...r.kernel.org,
linux-kernel@...r.kernel.org
Cc: Linus Torvalds <torvalds@...ux-foundation.org>,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
Christian Brauner <brauner@...nel.org>,
Al Viro <viro@...iv.linux.org.uk>,
Jan Kara <jack@...e.cz>,
Christoph Hellwig <hch@....de>,
Jens Axboe <axboe@...nel.dk>,
Andy Shevchenko <andy.shevchenko@...il.com>,
Aleksa Sarai <cyphar@...har.com>,
Thomas Weißschuh <thomas.weissschuh@...utronix.de>,
Julian Stecklina <julian.stecklina@...erus-technology.de>,
Gao Xiang <hsiangkao@...ux.alibaba.com>,
Art Nikpal <email2tema@...il.com>,
Andrew Morton <akpm@...ux-foundation.org>,
Eric Curtin <ecurtin@...hat.com>,
Alexander Graf <graf@...zon.com>,
Rob Landley <rob@...dley.net>,
Lennart Poettering <mzxreary@...inter.de>,
linux-arch@...r.kernel.org,
linux-alpha@...r.kernel.org,
linux-snps-arc@...ts.infradead.org,
linux-arm-kernel@...ts.infradead.org,
linux-csky@...r.kernel.org,
linux-hexagon@...r.kernel.org,
loongarch@...ts.linux.dev,
linux-m68k@...ts.linux-m68k.org,
linux-mips@...r.kernel.org,
linux-openrisc@...r.kernel.org,
linux-parisc@...r.kernel.org,
linuxppc-dev@...ts.ozlabs.org,
linux-riscv@...ts.infradead.org,
linux-s390@...r.kernel.org,
linux-sh@...r.kernel.org,
sparclinux@...r.kernel.org,
linux-um@...ts.infradead.org,
x86@...nel.org,
Ingo Molnar <mingo@...hat.com>,
linux-block@...r.kernel.org,
initramfs@...r.kernel.org,
linux-api@...r.kernel.org,
linux-doc@...r.kernel.org,
linux-efi@...r.kernel.org,
linux-ext4@...r.kernel.org,
"Theodore Y . Ts'o" <tytso@....edu>,
linux-acpi@...r.kernel.org,
Michal Simek <monstr@...str.eu>,
devicetree@...r.kernel.org,
Luis Chamberlain <mcgrof@...nel.org>,
Kees Cook <kees@...nel.org>,
Thorsten Blum <thorsten.blum@...ux.dev>,
Heiko Carstens <hca@...ux.ibm.com>,
patches@...ts.linux.dev
Subject: [PATCH RESEND 21/62] init: remove all mentions of root=/dev/ram*
Initrd support is removed, so root=/dev/ram* is never correct
Signed-off-by: Askar Safin <safinaskar@...il.com>
---
Documentation/admin-guide/kernel-parameters.txt | 3 +--
Documentation/arch/m68k/kernel-options.rst | 9 ++-------
arch/arm/boot/dts/arm/integratorap.dts | 2 +-
arch/arm/boot/dts/arm/integratorcp.dts | 2 +-
arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-cmm.dts | 2 +-
.../boot/dts/aspeed/aspeed-bmc-facebook-galaxy100.dts | 2 +-
.../arm/boot/dts/aspeed/aspeed-bmc-facebook-minipack.dts | 2 +-
.../arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge100.dts | 2 +-
arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge40.dts | 2 +-
arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yamp.dts | 2 +-
.../boot/dts/aspeed/ast2600-facebook-netbmc-common.dtsi | 2 +-
arch/arm/boot/dts/hisilicon/hi3620-hi4511.dts | 2 +-
.../boot/dts/intel/ixp/intel-ixp42x-welltech-epbx100.dts | 2 +-
arch/arm/boot/dts/nspire/nspire-classic.dtsi | 2 +-
arch/arm/boot/dts/nspire/nspire-cx.dts | 2 +-
arch/arm/boot/dts/samsung/exynos4210-origen.dts | 2 +-
arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts | 2 +-
arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts | 2 +-
arch/arm/boot/dts/samsung/exynos5250-smdk5250.dts | 2 +-
arch/arm/boot/dts/st/ste-nomadik-nhk15.dts | 2 +-
arch/arm/boot/dts/st/ste-nomadik-s8815.dts | 2 +-
arch/arm/boot/dts/st/stm32429i-eval.dts | 2 +-
arch/arm/boot/dts/st/stm32746g-eval.dts | 2 +-
arch/arm/boot/dts/st/stm32f429-disco.dts | 2 +-
arch/arm/boot/dts/st/stm32f469-disco.dts | 2 +-
arch/arm/boot/dts/st/stm32f746-disco.dts | 2 +-
arch/arm/boot/dts/st/stm32f769-disco.dts | 2 +-
arch/arm/boot/dts/st/stm32h743i-disco.dts | 2 +-
arch/arm/boot/dts/st/stm32h743i-eval.dts | 2 +-
arch/arm/boot/dts/st/stm32h747i-disco.dts | 2 +-
arch/arm/boot/dts/st/stm32h750i-art-pi.dts | 2 +-
arch/arm/configs/assabet_defconfig | 2 +-
arch/arm/configs/at91_dt_defconfig | 2 +-
arch/arm/configs/exynos_defconfig | 2 +-
arch/arm/configs/lpc32xx_defconfig | 2 +-
arch/arm/configs/pxa_defconfig | 2 +-
arch/arm/configs/s3c6400_defconfig | 2 +-
arch/arm/configs/s5pv210_defconfig | 2 +-
arch/arm/configs/sama5_defconfig | 2 +-
arch/arm/configs/u8500_defconfig | 2 +-
arch/parisc/defpalo.conf | 2 +-
arch/s390/boot/ipl_parm.c | 2 +-
arch/xtensa/Kconfig | 2 +-
arch/xtensa/boot/dts/csp.dts | 2 +-
44 files changed, 45 insertions(+), 51 deletions(-)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index e862a7b1d2ec..a259f2bdba0f 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -6407,8 +6407,7 @@
Usually this is a block device specifier of some kind,
see the early_lookup_bdev comment in
block/early-lookup.c for details.
- Alternatively this can be "ram" for the legacy initial
- ramdisk, "nfs" and "cifs" for root on a network file
+ Alternatively this can be "nfs" and "cifs" for root on a network file
system, or "mtd" and "ubi" for mounting from raw flash.
rootdelay= [KNL] Delay (in seconds) to pause before attempting to
diff --git a/Documentation/arch/m68k/kernel-options.rst b/Documentation/arch/m68k/kernel-options.rst
index f6469ebeb2c7..a508ee8efa8b 100644
--- a/Documentation/arch/m68k/kernel-options.rst
+++ b/Documentation/arch/m68k/kernel-options.rst
@@ -73,7 +73,6 @@ hardcoded name to number mappings. The name must always be a
combination of two or three letters, followed by a decimal number.
Valid names are::
- /dev/ram: -> 0x0100 (initial ramdisk)
/dev/hda: -> 0x0300 (first IDE disk)
/dev/hdb: -> 0x0340 (second IDE disk)
/dev/sda: -> 0x0800 (first SCSI disk)
@@ -86,12 +85,8 @@ Valid names are::
The name must be followed by a decimal number, that stands for the
partition number. Internally, the value of the number is just
added to the device number mentioned in the table above. The
-exceptions are /dev/ram and /dev/fd, where /dev/ram refers to an
-initial ramdisk loaded by your bootstrap program (please consult the
-instructions for your bootstrap program to find out how to load an
-initial ramdisk). As of kernel version 2.0.18 you must specify
-/dev/ram as the root device if you want to boot from an initial
-ramdisk. For the floppy devices, /dev/fd, the number stands for the
+exception is /dev/fd.
+For the floppy devices, /dev/fd, the number stands for the
floppy drive number (there are no partitions on floppy disks). I.e.,
/dev/fd0 stands for the first drive, /dev/fd1 for the second, and so
on. Since the number is just added, you can also force the disk format
diff --git a/arch/arm/boot/dts/arm/integratorap.dts b/arch/arm/boot/dts/arm/integratorap.dts
index 9b6a1dbaf265..2e43a8291d40 100644
--- a/arch/arm/boot/dts/arm/integratorap.dts
+++ b/arch/arm/boot/dts/arm/integratorap.dts
@@ -53,7 +53,7 @@ aliases {
};
chosen {
- bootargs = "root=/dev/ram0 console=ttyAM0,38400n8 earlyprintk";
+ bootargs = "console=ttyAM0,38400n8 earlyprintk";
};
/* 24 MHz chrystal on the Integrator/AP development board */
diff --git a/arch/arm/boot/dts/arm/integratorcp.dts b/arch/arm/boot/dts/arm/integratorcp.dts
index 8ad1a8957ace..2ac140741752 100644
--- a/arch/arm/boot/dts/arm/integratorcp.dts
+++ b/arch/arm/boot/dts/arm/integratorcp.dts
@@ -11,7 +11,7 @@ / {
compatible = "arm,integrator-cp";
chosen {
- bootargs = "root=/dev/ram0 console=ttyAMA0,38400n8 earlyprintk";
+ bootargs = "console=ttyAMA0,38400n8 earlyprintk";
};
cpus {
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-cmm.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-cmm.dts
index 24153868cc00..f4ae167e89f0 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-cmm.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-cmm.dts
@@ -280,7 +280,7 @@ aliases {
chosen {
stdout-path = &uart1;
- bootargs = "console=ttyS1,9600n8 root=/dev/ram rw earlycon";
+ bootargs = "console=ttyS1,9600n8 rw earlycon";
};
ast-adc-hwmon {
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-galaxy100.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-galaxy100.dts
index 60e875ac2461..d51ee3aaa461 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-galaxy100.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-galaxy100.dts
@@ -10,7 +10,7 @@ / {
chosen {
stdout-path = &uart5;
- bootargs = "console=ttyS0,9600n8 root=/dev/ram rw";
+ bootargs = "console=ttyS0,9600n8 rw";
};
ast-adc-hwmon {
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minipack.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minipack.dts
index aafd1042b6e5..4233d0d857b8 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minipack.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minipack.dts
@@ -230,7 +230,7 @@ aliases {
chosen {
stdout-path = &uart1;
- bootargs = "debug console=ttyS1,9600n8 root=/dev/ram rw";
+ bootargs = "debug console=ttyS1,9600n8 rw";
};
};
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge100.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge100.dts
index 97cd11c3d9a5..23f9d1c690f8 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge100.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge100.dts
@@ -10,7 +10,7 @@ / {
chosen {
stdout-path = &uart3;
- bootargs = "console=ttyS2,9600n8 root=/dev/ram rw";
+ bootargs = "console=ttyS2,9600n8 rw";
};
ast-adc-hwmon {
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge40.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge40.dts
index 6624855d8ebd..e9b1b51f9f7a 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge40.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-wedge40.dts
@@ -10,7 +10,7 @@ / {
chosen {
stdout-path = &uart3;
- bootargs = "console=ttyS2,9600n8 root=/dev/ram rw";
+ bootargs = "console=ttyS2,9600n8 rw";
};
ast-adc-hwmon {
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yamp.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yamp.dts
index 98fe0d6c8188..578ca0dc9647 100644
--- a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yamp.dts
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-yamp.dts
@@ -21,7 +21,7 @@ aliases {
chosen {
stdout-path = &uart5;
- bootargs = "console=ttyS0,9600n8 root=/dev/ram rw";
+ bootargs = "console=ttyS0,9600n8 rw";
};
};
diff --git a/arch/arm/boot/dts/aspeed/ast2600-facebook-netbmc-common.dtsi b/arch/arm/boot/dts/aspeed/ast2600-facebook-netbmc-common.dtsi
index 00e5887c926f..3dbf0cc70f48 100644
--- a/arch/arm/boot/dts/aspeed/ast2600-facebook-netbmc-common.dtsi
+++ b/arch/arm/boot/dts/aspeed/ast2600-facebook-netbmc-common.dtsi
@@ -12,7 +12,7 @@ aliases {
};
chosen {
- bootargs = "console=ttyS0,9600n8 root=/dev/ram rw vmalloc=640M";
+ bootargs = "console=ttyS0,9600n8 rw vmalloc=640M";
};
memory@...00000 {
diff --git a/arch/arm/boot/dts/hisilicon/hi3620-hi4511.dts b/arch/arm/boot/dts/hisilicon/hi3620-hi4511.dts
index f1c816a1d7cf..bbd62c6ad280 100644
--- a/arch/arm/boot/dts/hisilicon/hi3620-hi4511.dts
+++ b/arch/arm/boot/dts/hisilicon/hi3620-hi4511.dts
@@ -13,7 +13,7 @@ / {
compatible = "hisilicon,hi3620-hi4511";
chosen {
- bootargs = "root=/dev/ram0";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/intel/ixp/intel-ixp42x-welltech-epbx100.dts b/arch/arm/boot/dts/intel/ixp/intel-ixp42x-welltech-epbx100.dts
index c550c421b659..96105137a364 100644
--- a/arch/arm/boot/dts/intel/ixp/intel-ixp42x-welltech-epbx100.dts
+++ b/arch/arm/boot/dts/intel/ixp/intel-ixp42x-welltech-epbx100.dts
@@ -20,7 +20,7 @@ memory@0 {
};
chosen {
- bootargs = "console=ttyS0,115200n8 root=/dev/ram0 initrd=0x00800000,9M";
+ bootargs = "console=ttyS0,115200n8 initrd=0x00800000,9M";
stdout-path = "uart0:115200n8";
};
diff --git a/arch/arm/boot/dts/nspire/nspire-classic.dtsi b/arch/arm/boot/dts/nspire/nspire-classic.dtsi
index 0ee53d3ecd54..224cf5921e26 100644
--- a/arch/arm/boot/dts/nspire/nspire-classic.dtsi
+++ b/arch/arm/boot/dts/nspire/nspire-classic.dtsi
@@ -81,6 +81,6 @@ panel_in: endpoint {
};
};
chosen {
- bootargs = "debug earlyprintk console=tty0 console=ttyS0,115200n8 root=/dev/ram0";
+ bootargs = "debug earlyprintk console=tty0 console=ttyS0,115200n8";
};
};
diff --git a/arch/arm/boot/dts/nspire/nspire-cx.dts b/arch/arm/boot/dts/nspire/nspire-cx.dts
index debeff0ec010..08155d15cca9 100644
--- a/arch/arm/boot/dts/nspire/nspire-cx.dts
+++ b/arch/arm/boot/dts/nspire/nspire-cx.dts
@@ -165,6 +165,6 @@ panel_in: endpoint {
};
};
chosen {
- bootargs = "debug earlyprintk console=tty0 console=ttyAMA0,115200n8 root=/dev/ram0";
+ bootargs = "debug earlyprintk console=tty0 console=ttyAMA0,115200n8";
};
};
diff --git a/arch/arm/boot/dts/samsung/exynos4210-origen.dts b/arch/arm/boot/dts/samsung/exynos4210-origen.dts
index 4dcf794bd18b..b714073143e7 100644
--- a/arch/arm/boot/dts/samsung/exynos4210-origen.dts
+++ b/arch/arm/boot/dts/samsung/exynos4210-origen.dts
@@ -36,7 +36,7 @@ aliases {
};
chosen {
- bootargs = "root=/dev/ram0 rw initrd=0x41000000,8M init=/linuxrc";
+ bootargs = "rw initrd=0x41000000,8M init=/linuxrc";
stdout-path = "serial2:115200n8";
};
diff --git a/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts b/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
index 4cdeddeff3fc..2a3c2a4c0e90 100644
--- a/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
+++ b/arch/arm/boot/dts/samsung/exynos4210-smdkv310.dts
@@ -30,7 +30,7 @@ aliases {
};
chosen {
- bootargs = "root=/dev/ram0 rw initrd=0x41000000,8M init=/linuxrc";
+ bootargs = "rw initrd=0x41000000,8M init=/linuxrc";
stdout-path = "serial1:115200n8";
};
diff --git a/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts b/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
index 4b18cc55d6ca..920af4f91c75 100644
--- a/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
+++ b/arch/arm/boot/dts/samsung/exynos4412-smdk4412.dts
@@ -27,7 +27,7 @@ aliases {
};
chosen {
- bootargs = "root=/dev/ram0 rw initrd=0x41000000,8M init=/linuxrc";
+ bootargs = "rw initrd=0x41000000,8M init=/linuxrc";
stdout-path = "serial1:115200n8";
};
diff --git a/arch/arm/boot/dts/samsung/exynos5250-smdk5250.dts b/arch/arm/boot/dts/samsung/exynos5250-smdk5250.dts
index 4164c7c2a3eb..e5cfff1ffad0 100644
--- a/arch/arm/boot/dts/samsung/exynos5250-smdk5250.dts
+++ b/arch/arm/boot/dts/samsung/exynos5250-smdk5250.dts
@@ -27,7 +27,7 @@ memory@...00000 {
};
chosen {
- bootargs = "root=/dev/ram0 rw initrd=0x41000000,8M init=/linuxrc";
+ bootargs = "rw initrd=0x41000000,8M init=/linuxrc";
stdout-path = "serial2:115200n8";
};
diff --git a/arch/arm/boot/dts/st/ste-nomadik-nhk15.dts b/arch/arm/boot/dts/st/ste-nomadik-nhk15.dts
index cdff33063d6f..8a22425cdb78 100644
--- a/arch/arm/boot/dts/st/ste-nomadik-nhk15.dts
+++ b/arch/arm/boot/dts/st/ste-nomadik-nhk15.dts
@@ -13,7 +13,7 @@ / {
compatible = "st,nomadik-nhk-15";
chosen {
- bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk";
+ bootargs = "console=ttyAMA1,115200n8 earlyprintk";
};
aliases {
diff --git a/arch/arm/boot/dts/st/ste-nomadik-s8815.dts b/arch/arm/boot/dts/st/ste-nomadik-s8815.dts
index c905c2643a12..7f418d8a2370 100644
--- a/arch/arm/boot/dts/st/ste-nomadik-s8815.dts
+++ b/arch/arm/boot/dts/st/ste-nomadik-s8815.dts
@@ -13,7 +13,7 @@ / {
compatible = "calaosystems,usb-s8815";
chosen {
- bootargs = "root=/dev/ram0 console=ttyAMA1,115200n8 earlyprintk";
+ bootargs = "console=ttyAMA1,115200n8 earlyprintk";
};
aliases {
diff --git a/arch/arm/boot/dts/st/stm32429i-eval.dts b/arch/arm/boot/dts/st/stm32429i-eval.dts
index afa417b34b25..7e8834af20c6 100644
--- a/arch/arm/boot/dts/st/stm32429i-eval.dts
+++ b/arch/arm/boot/dts/st/stm32429i-eval.dts
@@ -57,7 +57,7 @@ / {
compatible = "st,stm32429i-eval", "st,stm32f429";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32746g-eval.dts b/arch/arm/boot/dts/st/stm32746g-eval.dts
index e9ac37b6eca0..43a52b26fdaa 100644
--- a/arch/arm/boot/dts/st/stm32746g-eval.dts
+++ b/arch/arm/boot/dts/st/stm32746g-eval.dts
@@ -51,7 +51,7 @@ / {
compatible = "st,stm32746g-eval", "st,stm32f746";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32f429-disco.dts b/arch/arm/boot/dts/st/stm32f429-disco.dts
index a3cb4aabdd5a..68d822d79988 100644
--- a/arch/arm/boot/dts/st/stm32f429-disco.dts
+++ b/arch/arm/boot/dts/st/stm32f429-disco.dts
@@ -57,7 +57,7 @@ / {
compatible = "st,stm32f429i-disco", "st,stm32f429";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32f469-disco.dts b/arch/arm/boot/dts/st/stm32f469-disco.dts
index 8a4f8ddd083d..31b4abbc608d 100644
--- a/arch/arm/boot/dts/st/stm32f469-disco.dts
+++ b/arch/arm/boot/dts/st/stm32f469-disco.dts
@@ -56,7 +56,7 @@ / {
compatible = "st,stm32f469i-disco", "st,stm32f469";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32f746-disco.dts b/arch/arm/boot/dts/st/stm32f746-disco.dts
index b57dbdce2f40..3cb04547228e 100644
--- a/arch/arm/boot/dts/st/stm32f746-disco.dts
+++ b/arch/arm/boot/dts/st/stm32f746-disco.dts
@@ -52,7 +52,7 @@ / {
compatible = "st,stm32f746-disco", "st,stm32f746";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32f769-disco.dts b/arch/arm/boot/dts/st/stm32f769-disco.dts
index 535cfdc4681c..13f96ee0b3de 100644
--- a/arch/arm/boot/dts/st/stm32f769-disco.dts
+++ b/arch/arm/boot/dts/st/stm32f769-disco.dts
@@ -51,7 +51,7 @@ / {
compatible = "st,stm32f769-disco", "st,stm32f769";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32h743i-disco.dts b/arch/arm/boot/dts/st/stm32h743i-disco.dts
index 8451a54a9a08..8bdb24fcf0c7 100644
--- a/arch/arm/boot/dts/st/stm32h743i-disco.dts
+++ b/arch/arm/boot/dts/st/stm32h743i-disco.dts
@@ -49,7 +49,7 @@ / {
compatible = "st,stm32h743i-disco", "st,stm32h743";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32h743i-eval.dts b/arch/arm/boot/dts/st/stm32h743i-eval.dts
index 4b0ced27b80e..c3de36d94acf 100644
--- a/arch/arm/boot/dts/st/stm32h743i-eval.dts
+++ b/arch/arm/boot/dts/st/stm32h743i-eval.dts
@@ -49,7 +49,7 @@ / {
compatible = "st,stm32h743i-eval", "st,stm32h743";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32h747i-disco.dts b/arch/arm/boot/dts/st/stm32h747i-disco.dts
index 99f0255dae8e..a57341e2d95c 100644
--- a/arch/arm/boot/dts/st/stm32h747i-disco.dts
+++ b/arch/arm/boot/dts/st/stm32h747i-disco.dts
@@ -14,7 +14,7 @@ / {
compatible = "st,stm32h747i-disco", "st,stm32h747";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:115200n8";
};
diff --git a/arch/arm/boot/dts/st/stm32h750i-art-pi.dts b/arch/arm/boot/dts/st/stm32h750i-art-pi.dts
index 56c53e262da7..b4bd8315464c 100644
--- a/arch/arm/boot/dts/st/stm32h750i-art-pi.dts
+++ b/arch/arm/boot/dts/st/stm32h750i-art-pi.dts
@@ -54,7 +54,7 @@ / {
compatible = "st,stm32h750i-art-pi", "st,stm32h750";
chosen {
- bootargs = "root=/dev/ram";
+ bootargs = "";
stdout-path = "serial0:2000000n8";
};
diff --git a/arch/arm/configs/assabet_defconfig b/arch/arm/configs/assabet_defconfig
index 07ab9eaac4af..56fce6c08945 100644
--- a/arch/arm/configs/assabet_defconfig
+++ b/arch/arm/configs/assabet_defconfig
@@ -5,7 +5,7 @@ CONFIG_ARCH_MULTI_V4=y
# CONFIG_ARCH_MULTI_V7 is not set
CONFIG_ARCH_SA1100=y
CONFIG_SA1100_ASSABET=y
-CONFIG_CMDLINE="mem=32M console=ttySA0,38400n8 initrd=0xc0800000,3M root=/dev/ram"
+CONFIG_CMDLINE="mem=32M console=ttySA0,38400n8 initrd=0xc0800000,3M"
CONFIG_FPE_NWFPE=y
CONFIG_PM=y
CONFIG_MODULES=y
diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig
index ff13e1ecf4bb..b53c7906d317 100644
--- a/arch/arm/configs/at91_dt_defconfig
+++ b/arch/arm/configs/at91_dt_defconfig
@@ -23,7 +23,7 @@ CONFIG_UACCESS_WITH_MEMCPY=y
# CONFIG_ATAGS is not set
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
-CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
+CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 rw"
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
diff --git a/arch/arm/configs/exynos_defconfig b/arch/arm/configs/exynos_defconfig
index 77d3521f55d4..02a903816baa 100644
--- a/arch/arm/configs/exynos_defconfig
+++ b/arch/arm/configs/exynos_defconfig
@@ -15,7 +15,7 @@ CONFIG_HIGHMEM=y
CONFIG_SECCOMP=y
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
-CONFIG_CMDLINE="root=/dev/ram0 rw initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc mem=256M"
+CONFIG_CMDLINE="rw initrd=0x41000000,8M console=ttySAC1,115200 init=/linuxrc mem=256M"
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_STAT=y
CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
diff --git a/arch/arm/configs/lpc32xx_defconfig b/arch/arm/configs/lpc32xx_defconfig
index 9afccd76446b..a98d1125b9aa 100644
--- a/arch/arm/configs/lpc32xx_defconfig
+++ b/arch/arm/configs/lpc32xx_defconfig
@@ -13,7 +13,7 @@ CONFIG_ARCH_LPC32XX=y
CONFIG_AEABI=y
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
-CONFIG_CMDLINE="console=ttyS0,115200n81 root=/dev/ram0"
+CONFIG_CMDLINE="console=ttyS0,115200n81"
CONFIG_CPU_IDLE=y
CONFIG_VFP=y
CONFIG_JUMP_LABEL=y
diff --git a/arch/arm/configs/pxa_defconfig b/arch/arm/configs/pxa_defconfig
index 1a80602c1284..0c4b9389d4d6 100644
--- a/arch/arm/configs/pxa_defconfig
+++ b/arch/arm/configs/pxa_defconfig
@@ -22,7 +22,7 @@ CONFIG_MACH_AKITA=y
CONFIG_MACH_BORZOI=y
CONFIG_AEABI=y
CONFIG_ARCH_FORCE_MAX_ORDER=8
-CONFIG_CMDLINE="root=/dev/ram0 ro"
+CONFIG_CMDLINE="ro"
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_STAT=y
CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
diff --git a/arch/arm/configs/s3c6400_defconfig b/arch/arm/configs/s3c6400_defconfig
index 23635d5b9322..a5018ce274ec 100644
--- a/arch/arm/configs/s3c6400_defconfig
+++ b/arch/arm/configs/s3c6400_defconfig
@@ -4,7 +4,7 @@ CONFIG_ARCH_MULTI_V6=y
# CONFIG_ARCH_MULTI_V7 is not set
CONFIG_ARCH_S3C64XX=y
CONFIG_MACH_WLF_CRAGG_6410=y
-CONFIG_CMDLINE="console=ttySAC0,115200 root=/dev/ram init=/linuxrc initrd=0x51000000,6M"
+CONFIG_CMDLINE="console=ttySAC0,115200 init=/linuxrc initrd=0x51000000,6M"
CONFIG_VFP=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
diff --git a/arch/arm/configs/s5pv210_defconfig b/arch/arm/configs/s5pv210_defconfig
index 8ec82d9b51e4..485dd5174c62 100644
--- a/arch/arm/configs/s5pv210_defconfig
+++ b/arch/arm/configs/s5pv210_defconfig
@@ -8,7 +8,7 @@ CONFIG_KALLSYMS_ALL=y
CONFIG_ARCH_S5PV210=y
CONFIG_VMSPLIT_2G=y
CONFIG_ARM_APPENDED_DTB=y
-CONFIG_CMDLINE="root=/dev/ram0 rw initrd=0x20800000,8M console=ttySAC1,115200 init=/linuxrc"
+CONFIG_CMDLINE="rw initrd=0x20800000,8M console=ttySAC1,115200 init=/linuxrc"
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_STAT=y
CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
diff --git a/arch/arm/configs/sama5_defconfig b/arch/arm/configs/sama5_defconfig
index 2cad045e1d8d..0463ff84c06c 100644
--- a/arch/arm/configs/sama5_defconfig
+++ b/arch/arm/configs/sama5_defconfig
@@ -14,7 +14,7 @@ CONFIG_SOC_SAMA5D4=y
# CONFIG_ATMEL_CLOCKSOURCE_PIT is not set
CONFIG_UACCESS_WITH_MEMCPY=y
# CONFIG_ATAGS is not set
-CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 root=/dev/ram0 rw"
+CONFIG_CMDLINE="console=ttyS0,115200 initrd=0x21100000,25165824 rw"
CONFIG_VFP=y
CONFIG_NEON=y
CONFIG_KERNEL_MODE_NEON=y
diff --git a/arch/arm/configs/u8500_defconfig b/arch/arm/configs/u8500_defconfig
index 0f55815eecb3..510c760b0bc7 100644
--- a/arch/arm/configs/u8500_defconfig
+++ b/arch/arm/configs/u8500_defconfig
@@ -9,7 +9,7 @@ CONFIG_NR_CPUS=2
CONFIG_HIGHMEM=y
CONFIG_ARM_APPENDED_DTB=y
CONFIG_ARM_ATAG_DTB_COMPAT=y
-CONFIG_CMDLINE="root=/dev/ram0 console=ttyAMA2,115200n8"
+CONFIG_CMDLINE="console=ttyAMA2,115200n8"
CONFIG_CPU_FREQ=y
CONFIG_CPU_FREQ_GOV_ONDEMAND=y
CONFIG_CPUFREQ_DT=y
diff --git a/arch/parisc/defpalo.conf b/arch/parisc/defpalo.conf
index 208ff3b41487..86c9a132cb92 100644
--- a/arch/parisc/defpalo.conf
+++ b/arch/parisc/defpalo.conf
@@ -12,7 +12,7 @@
# If you want a root ramdisk, use the next 2 lines
# (Edit the ramdisk image name!!!!)
--ramdisk=ram-disk-image-file
---commandline=0/vmlinuz HOME=/ root=/dev/ram initrd=0/ramdisk panic_timeout=60 panic=-1
+--commandline=0/vmlinuz HOME=/ initrd=0/ramdisk panic_timeout=60 panic=-1
# If you want NFS root, use the following command line (Edit the HOSTNAME!!!)
#--commandline=0/vmlinuz HOME=/ root=/dev/nfs nfsroot=HOSTNAME ip=bootp
diff --git a/arch/s390/boot/ipl_parm.c b/arch/s390/boot/ipl_parm.c
index f584d7da29cb..47fc2a7ed551 100644
--- a/arch/s390/boot/ipl_parm.c
+++ b/arch/s390/boot/ipl_parm.c
@@ -18,7 +18,7 @@
struct parmarea parmarea __section(".parmarea") = {
.kernel_version = (unsigned long)kernel_version,
.max_command_line_size = COMMAND_LINE_SIZE,
- .command_line = "root=/dev/ram0 ro",
+ .command_line = "ro",
};
char __bootdata(early_command_line)[COMMAND_LINE_SIZE];
diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig
index f2f9cd9cde50..e8e579160c6b 100644
--- a/arch/xtensa/Kconfig
+++ b/arch/xtensa/Kconfig
@@ -448,7 +448,7 @@ config CMDLINE_BOOL
config CMDLINE
string "Initial kernel command string"
depends on CMDLINE_BOOL
- default "console=ttyS0,38400 root=/dev/ram"
+ default "console=ttyS0,38400"
help
On some architectures (EBSA110 and CATS), there is currently no way
for the boot loader to pass arguments to the kernel. For these
diff --git a/arch/xtensa/boot/dts/csp.dts b/arch/xtensa/boot/dts/csp.dts
index 885495460f7e..c7e07dd0d7d0 100644
--- a/arch/xtensa/boot/dts/csp.dts
+++ b/arch/xtensa/boot/dts/csp.dts
@@ -8,7 +8,7 @@ / {
interrupt-parent = <&pic>;
chosen {
- bootargs = "earlycon=cdns,0xfd000000,115200 console=tty0 console=ttyPS0,115200 root=/dev/ram0 rw earlyprintk xilinx_uartps.rx_trigger_level=32 loglevel=8 nohz=off ignore_loglevel";
+ bootargs = "earlycon=cdns,0xfd000000,115200 console=tty0 console=ttyPS0,115200 rw earlyprintk xilinx_uartps.rx_trigger_level=32 loglevel=8 nohz=off ignore_loglevel";
};
memory@0 {
--
2.47.2
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