Message-ID: <20250913003842.41944-12-safinaskar@gmail.com>
Date: Sat, 13 Sep 2025 00:37:50 +0000
From: Askar Safin <safinaskar@...il.com>
To: linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org
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	patches@...ts.linux.dev
Subject: [PATCH RESEND 11/62] init, efi: remove "noinitrd" command line parameter

It was inconsistent before initrd removal: it mostly
controlled initrd only, but in EFI stub boot mode
it controlled both initrd and initramfs

Signed-off-by: Askar Safin <safinaskar@...il.com>
---
 Documentation/admin-guide/kernel-parameters.txt | 3 ---
 arch/arm/configs/collie_defconfig               | 2 +-
 arch/arm/configs/imx_v6_v7_defconfig            | 2 +-
 arch/arm/configs/neponset_defconfig             | 2 +-
 arch/arm/configs/spitz_defconfig                | 2 +-
 drivers/firmware/efi/libstub/efi-stub-helper.c  | 5 +----
 init/do_mounts_initrd.c                         | 9 ---------
 7 files changed, 5 insertions(+), 20 deletions(-)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 07e8878f1e13..ad52e3d26014 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -4271,9 +4271,6 @@
 			Note that this argument takes precedence over
 			the CONFIG_RCU_NOCB_CPU_DEFAULT_ALL option.
 
-	noinitrd	[RAM] Tells the kernel not to load any configured
-			initial RAM disk.
-
 	nointremap	[X86-64,Intel-IOMMU,EARLY] Do not enable interrupt
 			remapping.
 			[Deprecated - use intremap=off]
diff --git a/arch/arm/configs/collie_defconfig b/arch/arm/configs/collie_defconfig
index 578c6a4af620..00dc8ae22824 100644
--- a/arch/arm/configs/collie_defconfig
+++ b/arch/arm/configs/collie_defconfig
@@ -9,7 +9,7 @@ CONFIG_ARCH_MULTI_V4=y
 # CONFIG_ARCH_MULTI_V7 is not set
 CONFIG_ARCH_SA1100=y
 CONFIG_SA1100_COLLIE=y
-CONFIG_CMDLINE="noinitrd root=/dev/mtdblock2 rootfstype=jffs2 fbcon=rotate:1"
+CONFIG_CMDLINE="root=/dev/mtdblock2 rootfstype=jffs2 fbcon=rotate:1"
 CONFIG_FPE_NWFPE=y
 CONFIG_PM=y
 # CONFIG_SWAP is not set
diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig
index 9a57763a8d38..b53ae2c052fc 100644
--- a/arch/arm/configs/imx_v6_v7_defconfig
+++ b/arch/arm/configs/imx_v6_v7_defconfig
@@ -32,7 +32,7 @@ CONFIG_SMP=y
 CONFIG_ARM_PSCI=y
 CONFIG_HIGHMEM=y
 CONFIG_ARCH_FORCE_MAX_ORDER=13
-CONFIG_CMDLINE="noinitrd console=ttymxc0,115200"
+CONFIG_CMDLINE="console=ttymxc0,115200"
 CONFIG_CPU_FREQ=y
 CONFIG_CPU_FREQ_STAT=y
 CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
diff --git a/arch/arm/configs/neponset_defconfig b/arch/arm/configs/neponset_defconfig
index 4d720001c12e..a61eb27373a8 100644
--- a/arch/arm/configs/neponset_defconfig
+++ b/arch/arm/configs/neponset_defconfig
@@ -9,7 +9,7 @@ CONFIG_ASSABET_NEPONSET=y
 CONFIG_ZBOOT_ROM_TEXT=0x80000
 CONFIG_ZBOOT_ROM_BSS=0xc1000000
 CONFIG_ZBOOT_ROM=y
-CONFIG_CMDLINE="console=ttySA0,38400n8 cpufreq=221200 rw root=/dev/mtdblock2 mtdparts=sa1100:512K(boot),1M(kernel),2560K(initrd),4M(root) mem=32M noinitrd initrd=0xc0800000,3M"
+CONFIG_CMDLINE="console=ttySA0,38400n8 cpufreq=221200 rw root=/dev/mtdblock2 mtdparts=sa1100:512K(boot),1M(kernel),2560K(initrd),4M(root) mem=32M initrd=0xc0800000,3M"
 CONFIG_FPE_NWFPE=y
 CONFIG_PM=y
 CONFIG_MODULES=y
diff --git a/arch/arm/configs/spitz_defconfig b/arch/arm/configs/spitz_defconfig
index ac2a0f998c73..8582b6f2cf9d 100644
--- a/arch/arm/configs/spitz_defconfig
+++ b/arch/arm/configs/spitz_defconfig
@@ -10,7 +10,7 @@ CONFIG_ARCH_PXA=y
 CONFIG_PXA_SHARPSL=y
 CONFIG_MACH_AKITA=y
 CONFIG_MACH_BORZOI=y
-CONFIG_CMDLINE="console=ttyS0,115200n8 console=tty1 noinitrd root=/dev/mtdblock2 rootfstype=jffs2   debug"
+CONFIG_CMDLINE="console=ttyS0,115200n8 console=tty1 root=/dev/mtdblock2 rootfstype=jffs2   debug"
 CONFIG_FPE_NWFPE=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
diff --git a/drivers/firmware/efi/libstub/efi-stub-helper.c b/drivers/firmware/efi/libstub/efi-stub-helper.c
index 7aa2f9ad2935..6d89bf941d57 100644
--- a/drivers/firmware/efi/libstub/efi-stub-helper.c
+++ b/drivers/firmware/efi/libstub/efi-stub-helper.c
@@ -21,7 +21,6 @@ bool efi_nochunk;
 bool efi_nokaslr = !IS_ENABLED(CONFIG_RANDOMIZE_BASE);
 bool efi_novamap;
 
-static bool efi_noinitrd;
 static bool efi_nosoftreserve;
 static bool efi_disable_pci_dma = IS_ENABLED(CONFIG_EFI_DISABLE_PCI_DMA);
 
@@ -75,8 +74,6 @@ efi_status_t efi_parse_options(char const *cmdline)
 			efi_nokaslr = true;
 		} else if (!strcmp(param, "quiet")) {
 			efi_loglevel = CONSOLE_LOGLEVEL_QUIET;
-		} else if (!strcmp(param, "noinitrd")) {
-			efi_noinitrd = true;
 		} else if (IS_ENABLED(CONFIG_X86_64) && !strcmp(param, "no5lvl")) {
 			efi_no5lvl = true;
 		} else if (IS_ENABLED(CONFIG_ARCH_HAS_MEM_ENCRYPT) &&
@@ -614,7 +611,7 @@ efi_status_t efi_load_initrd(efi_loaded_image_t *image,
 	efi_status_t status = EFI_SUCCESS;
 	struct linux_efi_initrd initrd, *tbl;
 
-	if (!IS_ENABLED(CONFIG_BLK_DEV_INITRD) || efi_noinitrd)
+	if (!IS_ENABLED(CONFIG_BLK_DEV_INITRD))
 		return EFI_SUCCESS;
 
 	status = efi_load_initrd_dev_path(&initrd, hard_limit);
diff --git a/init/do_mounts_initrd.c b/init/do_mounts_initrd.c
index 308744254c08..bec1c5d684a3 100644
--- a/init/do_mounts_initrd.c
+++ b/init/do_mounts_initrd.c
@@ -15,7 +15,6 @@
 unsigned long initrd_start, initrd_end;
 int initrd_below_start_ok;
 static unsigned int real_root_dev;	/* do_proc_dointvec cannot handle kdev_t */
-static int __initdata mount_initrd = 1;
 
 phys_addr_t phys_initrd_start __initdata;
 unsigned long phys_initrd_size __initdata;
@@ -39,14 +38,6 @@ static __init int kernel_do_mounts_initrd_sysctls_init(void)
 late_initcall(kernel_do_mounts_initrd_sysctls_init);
 #endif /* CONFIG_SYSCTL */
 
-static int __init no_initrd(char *str)
-{
-	mount_initrd = 0;
-	return 1;
-}
-
-__setup("noinitrd", no_initrd);
-
 static int __init early_initrdmem(char *p)
 {
 	phys_addr_t start;
-- 
2.47.2

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