Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
init: remove /proc/sys/kernel/real-root-dev
It is not used anymore.
Signed-off-by: Askar Safin <safinaskar@gmail.com>
Link: https://patch.msgid.link/20251119222407.3333257-4-safinaskar@gmail.com
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Christian Brauner <brauner@kernel.org>
authored by
Askar Safin
and committed by
Christian Brauner
e6ce36cc
c350a65b
-27
-6
Documentation/admin-guide/sysctl/kernel.rst
-6
Documentation/admin-guide/sysctl/kernel.rst
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== ===========================================================================
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real-root-dev
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=============
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See Documentation/admin-guide/initrd.rst.
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reboot-cmd (SPARC only)
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=======================
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include/uapi/linux/sysctl.h
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include/uapi/linux/sysctl.h
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KERN_DOMAINNAME=8, /* string: domainname */
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KERN_PANIC=15, /* int: panic timeout */
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KERN_REALROOTDEV=16, /* real root device to mount after initrd */
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KERN_SPARC_REBOOT=21, /* reboot command on Sparc */
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KERN_CTLALTDEL=22, /* int: allow ctl-alt-del to reboot */
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init/do_mounts_initrd.c
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init/do_mounts_initrd.c
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unsigned long initrd_start, initrd_end;
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int initrd_below_start_ok;
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static unsigned int real_root_dev; /* do_proc_dointvec cannot handle kdev_t */
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static int __initdata mount_initrd = 1;
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phys_addr_t phys_initrd_start __initdata;
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unsigned long phys_initrd_size __initdata;
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#ifdef CONFIG_SYSCTL
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static const struct ctl_table kern_do_mounts_initrd_table[] = {
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{
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.procname = "real-root-dev",
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.data = &real_root_dev,
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.maxlen = sizeof(int),
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.mode = 0644,
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.proc_handler = proc_dointvec,
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},
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};
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static __init int kernel_do_mounts_initrd_sysctls_init(void)
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{
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register_sysctl_init("kernel", kern_do_mounts_initrd_table);
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return 0;
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}
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late_initcall(kernel_do_mounts_initrd_sysctls_init);
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#endif /* CONFIG_SYSCTL */
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static int __init no_initrd(char *str)
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{