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Fri, 12 Sep 2025 17:57:28 -0700 (PDT) From: Askar Safin To: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Linus Torvalds , Greg Kroah-Hartman , Christian Brauner , Al Viro , Jan Kara , Christoph Hellwig , Jens Axboe , Andy Shevchenko , Aleksa Sarai , =?UTF-8?q?Thomas=20Wei=C3=9Fschuh?= , Julian Stecklina , Gao Xiang , Art Nikpal , Andrew Morton , Eric Curtin , Alexander Graf , Rob Landley , Lennart Poettering , linux-arch@vger.kernel.org, linux-alpha@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, loongarch@lists.linux.dev, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-um@lists.infradead.org, x86@kernel.org, Ingo Molnar , linux-block@vger.kernel.org, initramfs@vger.kernel.org, linux-api@vger.kernel.org, linux-doc@vger.kernel.org, linux-efi@vger.kernel.org, linux-ext4@vger.kernel.org, "Theodore Y . Ts'o" , linux-acpi@vger.kernel.org, Michal Simek , devicetree@vger.kernel.org, Luis Chamberlain , Kees Cook , Thorsten Blum , Heiko Carstens , patches@lists.linux.dev Subject: [PATCH RESEND 16/62] brd: remove "ramdisk_size" command line parameter Date: Sat, 13 Sep 2025 00:37:55 +0000 Message-ID: <20250913003842.41944-17-safinaskar@gmail.com> X-Mailer: git-send-email 2.47.2 In-Reply-To: <20250913003842.41944-1-safinaskar@gmail.com> References: <20250913003842.41944-1-safinaskar@gmail.com> Precedence: bulk X-Mailing-List: linux-api@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit It was used mostly for initrd. It could be used only if brd is built-in. Use "brd.rd_size" instead Signed-off-by: Askar Safin --- .../admin-guide/kernel-parameters.txt | 3 --- Documentation/arch/m68k/kernel-options.rst | 20 ++----------------- arch/arm/configs/s3c6400_defconfig | 2 +- drivers/block/brd.c | 10 ---------- 4 files changed, 3 insertions(+), 32 deletions(-) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index ad52e3d26014..e862a7b1d2ec 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -5279,9 +5279,6 @@ raid= [HW,RAID] See Documentation/admin-guide/md.rst. - ramdisk_size= [RAM] Sizes of RAM disks in kilobytes - See Documentation/admin-guide/blockdev/ramdisk.rst. - random.trust_cpu=off [KNL,EARLY] Disable trusting the use of the CPU's random number generator (if available) to diff --git a/Documentation/arch/m68k/kernel-options.rst b/Documentation/arch/m68k/kernel-options.rst index 2008a20b4329..f6469ebeb2c7 100644 --- a/Documentation/arch/m68k/kernel-options.rst +++ b/Documentation/arch/m68k/kernel-options.rst @@ -215,27 +215,11 @@ Devices possible for Atari: seconds. -2.6) ramdisk_size= ------------------- - -:Syntax: ramdisk_size= - -This option instructs the kernel to set up a ramdisk of the given -size in KBytes. Do not use this option if the ramdisk contents are -passed by bootstrap! In this case, the size is selected automatically -and should not be overwritten. - -The only application is for root filesystems on floppy disks, that -should be loaded into memory. To do that, select the corresponding -size of the disk as ramdisk size, and set the root device to the disk -drive (with "root="). - - -2.7) swap= +2.5) swap= I can't find any sign of this option in 2.2.6. -2.8) buff= +2.6) buff= ----------- I can't find any sign of this option in 2.2.6. diff --git a/arch/arm/configs/s3c6400_defconfig b/arch/arm/configs/s3c6400_defconfig index a37e6ac40825..23635d5b9322 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 ramdisk_size=6144" +CONFIG_CMDLINE="console=ttySAC0,115200 root=/dev/ram init=/linuxrc initrd=0x51000000,6M" CONFIG_VFP=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y diff --git a/drivers/block/brd.c b/drivers/block/brd.c index 72f02d2b8a99..05c4325904d2 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -222,16 +222,6 @@ MODULE_LICENSE("GPL"); MODULE_ALIAS_BLOCKDEV_MAJOR(RAMDISK_MAJOR); MODULE_ALIAS("rd"); -#ifndef MODULE -/* Legacy boot options - nonmodular */ -static int __init ramdisk_size(char *str) -{ - rd_size = simple_strtol(str, NULL, 0); - return 1; -} -__setup("ramdisk_size=", ramdisk_size); -#endif - /* * The device scheme is derived from loop.c. Keep them in synch where possible * (should share code eventually). -- 2.47.2