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-rw-r--r--include/linux/proc_fs.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index 3686cd6c9aca..648c9c58add7 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -179,6 +179,8 @@ extern void set_mm_exe_file(struct mm_struct *mm, struct file *new_exe_file);
extern struct file *get_mm_exe_file(struct mm_struct *mm);
extern void dup_mm_exe_file(struct mm_struct *oldmm, struct mm_struct *newmm);
+extern struct file *proc_ns_fget(int fd);
+
#else
#define proc_net_fops_create(net, name, mode, fops) ({ (void)(mode), NULL; })
@@ -241,6 +243,11 @@ static inline void dup_mm_exe_file(struct mm_struct *oldmm,
struct mm_struct *newmm)
{}
+static inline struct file *proc_ns_fget(int fd)
+{
+ return ERR_PTR(-EINVAL);
+}
+
#endif /* CONFIG_PROC_FS */
#if !defined(CONFIG_PROC_KCORE)
@@ -252,6 +259,18 @@ kclist_add(struct kcore_list *new, void *addr, size_t size, int type)
extern void kclist_add(struct kcore_list *, void *, size_t, int type);
#endif
+struct nsproxy;
+struct proc_ns_operations {
+ const char *name;
+ int type;
+ void *(*get)(struct task_struct *task);
+ void (*put)(void *ns);
+ int (*install)(struct nsproxy *nsproxy, void *ns);
+};
+extern const struct proc_ns_operations netns_operations;
+extern const struct proc_ns_operations utsns_operations;
+extern const struct proc_ns_operations ipcns_operations;
+
union proc_op {
int (*proc_get_link)(struct inode *, struct path *);
int (*proc_read)(struct task_struct *task, char *page);
@@ -270,6 +289,8 @@ struct proc_inode {
struct proc_dir_entry *pde;
struct ctl_table_header *sysctl;
struct ctl_table *sysctl_entry;
+ void *ns;
+ const struct proc_ns_operations *ns_ops;
struct inode vfs_inode;
};