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Message-Id: <1327639810-12760-6-git-send-email-ebiederm@xmission.com>
Date: Thu, 26 Jan 2012 20:49:47 -0800
From: "Eric W. Biederman" <ebiederm@...ssion.com>
To: <linux-kernel@...r.kernel.org>
Cc: <linux-fsdevel@...r.kernel.org>, <netdev@...r.kernel.org>,
Damien Millescamps <damien.millescamps@...nd.com>,
"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [PATCH 06/29] 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: Eric W. Biederman <ebiederm@...ssion.com>
---
fs/proc/proc_sysctl.c | 4 ++++
include/linux/sysctl.h | 1 +
net/sysctl_net.c | 2 +-
3 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index f6aa751..9d8223c 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -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)
{
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index 08cabbf..475ff0e 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -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(
diff --git a/net/sysctl_net.c b/net/sysctl_net.c
index a6bbee2..ffd67a6 100644
--- a/net/sysctl_net.c
+++ b/net/sysctl_net.c
@@ -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 = {
--
1.7.2.5
--
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