[PATCH] allow delayed freeing of ctl_table_header

[pandora-kernel.git] / include / linux / sysctl.h

diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index bf4ae4e..956264d 100644 (file)
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -102,7 +102,6 @@ enum
        KERN_NODENAME=7,
        KERN_DOMAINNAME=8,
 
-       KERN_CAP_BSET=14,       /* int: capability bounding set */
        KERN_PANIC=15,          /* int: panic timeout */
        KERN_REALROOTDEV=16,    /* real root device to mount after initrd */
 
@@ -946,11 +945,29 @@ enum
 /* For the /proc/sys support */
 struct ctl_table;
 struct nsproxy;
+struct ctl_table_root;
+
+struct ctl_table_set {
+       struct list_head list;
+       struct ctl_table_set *parent;
+       int (*is_seen)(struct ctl_table_set *);
+};
+
+extern void setup_sysctl_set(struct ctl_table_set *p,
+       struct ctl_table_set *parent,
+       int (*is_seen)(struct ctl_table_set *));
+
+struct ctl_table_header;
+
+extern void sysctl_head_get(struct ctl_table_header *);
+extern void sysctl_head_put(struct ctl_table_header *);
+extern struct ctl_table_header *sysctl_head_grab(struct ctl_table_header *);
 extern struct ctl_table_header *sysctl_head_next(struct ctl_table_header *prev);
 extern struct ctl_table_header *__sysctl_head_next(struct nsproxy *namespaces,
                                                struct ctl_table_header *prev);
 extern void sysctl_head_finish(struct ctl_table_header *prev);
-extern int sysctl_perm(struct ctl_table *table, int op);
+extern int sysctl_perm(struct ctl_table_root *root,
+               struct ctl_table *table, int op);
 
 typedef struct ctl_table ctl_table;
 
@@ -965,8 +982,6 @@ extern int proc_dostring(struct ctl_table *, int, struct file *,
                         void __user *, size_t *, loff_t *);
 extern int proc_dointvec(struct ctl_table *, int, struct file *,
                         void __user *, size_t *, loff_t *);
-extern int proc_dointvec_bset(struct ctl_table *, int, struct file *,
-                             void __user *, size_t *, loff_t *);
 extern int proc_dointvec_minmax(struct ctl_table *, int, struct file *,
                                void __user *, size_t *, loff_t *);
 extern int proc_dointvec_jiffies(struct ctl_table *, int, struct file *,
@@ -984,11 +999,6 @@ extern int do_sysctl (int __user *name, int nlen,
                      void __user *oldval, size_t __user *oldlenp,
                      void __user *newval, size_t newlen);
 
-extern int do_sysctl_strategy (struct ctl_table *table,
-                              int __user *name, int nlen,
-                              void __user *oldval, size_t __user *oldlenp,
-                              void __user *newval, size_t newlen);
-
 extern ctl_handler sysctl_data;
 extern ctl_handler sysctl_string;
 extern ctl_handler sysctl_intvec;
@@ -1054,9 +1064,11 @@ struct ctl_table
 
 struct ctl_table_root {
        struct list_head root_list;
-       struct list_head header_list;
-       struct list_head *(*lookup)(struct ctl_table_root *root,
+       struct ctl_table_set default_set;
+       struct ctl_table_set *(*lookup)(struct ctl_table_root *root,
                                           struct nsproxy *namespaces);
+       int (*permissions)(struct ctl_table_root *root,
+                       struct nsproxy *namespaces, struct ctl_table *table);
 };
 
 /* struct ctl_table_header is used to maintain dynamic lists of
@@ -1066,9 +1078,11 @@ struct ctl_table_header
        struct ctl_table *ctl_table;
        struct list_head ctl_entry;
        int used;
+       int count;
        struct completion *unregistering;
        struct ctl_table *ctl_table_arg;
        struct ctl_table_root *root;
+       struct ctl_table_set *set;
 };
 
 /* struct ctl_path describes where in the hierarchy a table is added */
@@ -1088,8 +1102,6 @@ struct ctl_table_header *register_sysctl_paths(const struct ctl_path *path,
 void unregister_sysctl_table(struct ctl_table_header * table);
 int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table);
 
-#else /* __KERNEL__ */
-
 #endif /* __KERNEL__ */
 
 #endif /* _LINUX_SYSCTL_H */