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authortangmeng <tangmeng@uniontech.com>2022-02-18 18:59:36 +0800
committerLuis Chamberlain <mcgrof@kernel.org>2022-04-06 13:43:44 -0700
commit1186618a6a35d43a865448472a261184b608d13c (patch)
treea0ffabac80e300eb43a02c32146d619733606897 /kernel/delayacct.c
parent801b501439d1b366d524dee4fc1e6b3473a95b9a (diff)
kernel/delayacct: move delayacct sysctls to its own file
kernel/sysctl.c is a kitchen sink where everyone leaves their dirty dishes, this makes it very difficult to maintain. To help with this maintenance let's start by moving sysctls to places where they actually belong. The proc sysctl maintainers do not want to know what sysctl knobs you wish to add for your own piece of code, we just care about the core logic. All filesystem syctls now get reviewed by fs folks. This commit follows the commit of fs, move the delayacct sysctl to its own file, kernel/delayacct.c. Signed-off-by: tangmeng <tangmeng@uniontech.com> Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
Diffstat (limited to 'kernel/delayacct.c')
-rw-r--r--kernel/delayacct.c22
1 files changed, 21 insertions, 1 deletions
diff --git a/kernel/delayacct.c b/kernel/delayacct.c
index c5e8cea9e05f..2c1e18f7c5cf 100644
--- a/kernel/delayacct.c
+++ b/kernel/delayacct.c
@@ -44,7 +44,7 @@ void delayacct_init(void)
}
#ifdef CONFIG_PROC_SYSCTL
-int sysctl_delayacct(struct ctl_table *table, int write, void *buffer,
+static int sysctl_delayacct(struct ctl_table *table, int write, void *buffer,
size_t *lenp, loff_t *ppos)
{
int state = delayacct_on;
@@ -63,6 +63,26 @@ int sysctl_delayacct(struct ctl_table *table, int write, void *buffer,
set_delayacct(state);
return err;
}
+
+static struct ctl_table kern_delayacct_table[] = {
+ {
+ .procname = "task_delayacct",
+ .data = NULL,
+ .maxlen = sizeof(unsigned int),
+ .mode = 0644,
+ .proc_handler = sysctl_delayacct,
+ .extra1 = SYSCTL_ZERO,
+ .extra2 = SYSCTL_ONE,
+ },
+ { }
+};
+
+static __init int kernel_delayacct_sysctls_init(void)
+{
+ register_sysctl_init("kernel", kern_delayacct_table);
+ return 0;
+}
+late_initcall(kernel_delayacct_sysctls_init);
#endif
void __delayacct_tsk_init(struct task_struct *tsk)