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Commit 97324cd8 authored by Eric W. Biederman's avatar Eric W. Biederman
Browse files

sysctl: Implement retire_sysctl_set 



This adds a small helper retire_sysctl_set to remove the intimate knowledge about
the how a sysctl_set is implemented from net/sysct_net.c

Signed-off-by: default avatarEric W. Biederman <ebiederm@xmission.com>
parent a15e2098

fs/proc/proc_sysctl.c

+4 −0
Original line number Diff line number Diff line
@@ -1080,6 +1080,10 @@ void setup_sysctl_set(struct ctl_table_set *p, 
	p->is_seen = is_seen;

}



void retire_sysctl_set(struct ctl_table_set *set)

{

	WARN_ON(!list_empty(&set->list));

}



int __init proc_sys_init(void)

{

include/linux/sysctl.h

+1 −0
Original line number Diff line number Diff line
@@ -1072,6 +1072,7 @@ void proc_sys_poll_notify(struct ctl_table_poll *poll); 
extern void setup_sysctl_set(struct ctl_table_set *p,

	struct ctl_table_set *parent,

	int (*is_seen)(struct ctl_table_set *));

extern void retire_sysctl_set(struct ctl_table_set *set);



void register_sysctl_root(struct ctl_table_root *root);

struct ctl_table_header *__register_sysctl_paths(

net/sysctl_net.c

+1 −1
Original line number Diff line number Diff line
@@ -82,7 +82,7 @@ static int __net_init sysctl_net_init(struct net *net) 


static void __net_exit sysctl_net_exit(struct net *net)

{

	WARN_ON(!list_empty(&net->sysctls.list));

	retire_sysctl_set(&net->sysctls);

}



static struct pernet_operations sysctl_pernet_ops = {