[PATCH v2 -next 14/15] sh: vdso: move the sysctl into its own file
From: Kaixiong Yu <hidden>
Date: 2024-09-03 03:31:38
Also in:
linux-fsdevel, linux-mm, linux-nfs, linux-security-module, linux-sh, lkml
Subsystem:
proc sysctl, superh, the rest · Maintainers:
Kees Cook, Joel Granados, Yoshinori Sato, Rich Felker, John Paul Adrian Glaubitz, Linus Torvalds
When CONFIG_SUPERH and CONFIG_VSYSCALL are defined, vdso_enabled belongs to arch/sh/kernel/vsyscall/vsyscall.c. So, move it into its own file. After this patch is applied, all sysctls of vm_table would be moved. So, delete vm_table. Signed-off-by: Kaixiong Yu <redacted> Reviewed-by: Kees Cook <kees@kernel.org> --- arch/sh/kernel/vsyscall/vsyscall.c | 14 ++++++++++++++ kernel/sysctl.c | 14 -------------- 2 files changed, 14 insertions(+), 14 deletions(-)
diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c
index add35c51e017..43bc3715e38c 100644
--- a/arch/sh/kernel/vsyscall/vsyscall.c
+++ b/arch/sh/kernel/vsyscall/vsyscall.c@@ -14,6 +14,7 @@ #include <linux/module.h> #include <linux/elf.h> #include <linux/sched.h> +#include <linux/sysctl.h> #include <linux/err.h> /*
@@ -30,6 +31,17 @@ static int __init vdso_setup(char *s) } __setup("vdso=", vdso_setup); +static struct ctl_table vdso_table[] = { + { + .procname = "vdso_enabled", + .data = &vdso_enabled, + .maxlen = sizeof(vdso_enabled), + .mode = 0644, + .proc_handler = proc_dointvec, + .extra1 = SYSCTL_ZERO, + }, +}; + /* * These symbols are defined by vsyscall.o to mark the bounds * of the ELF DSO images included therein.
@@ -55,6 +67,8 @@ int __init vsyscall_init(void) &vsyscall_trapa_start, &vsyscall_trapa_end - &vsyscall_trapa_start); + register_sysctl_init("vm", vdso_table); + return 0; }
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 24617be93119..f04da9f3abc6 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c@@ -2022,23 +2022,9 @@ static struct ctl_table kern_table[] = { #endif }; -static struct ctl_table vm_table[] = { -#if defined(CONFIG_SUPERH) && defined(CONFIG_VSYSCALL) - { - .procname = "vdso_enabled", - .data = &vdso_enabled, - .maxlen = sizeof(vdso_enabled), - .mode = 0644, - .proc_handler = proc_dointvec, - .extra1 = SYSCTL_ZERO, - }, -#endif -}; - int __init sysctl_init_bases(void) { register_sysctl_init("kernel", kern_table); - register_sysctl_init("vm", vm_table); return 0; }
--
2.25.1