From 0bb80f240520c4148b623161e7856858c021696d Mon Sep 17 00:00:00 2001 From: David Howells Date: Fri, 12 Apr 2013 01:50:06 +0100 Subject: proc: Split the namespace stuff out into linux/proc_ns.h Split the proc namespace stuff out into linux/proc_ns.h. Signed-off-by: David Howells cc: netdev@vger.kernel.org cc: Serge E. Hallyn cc: Eric W. Biederman Signed-off-by: Al Viro --- include/linux/proc_fs.h | 68 ++----------------------------------------------- 1 file changed, 2 insertions(+), 66 deletions(-) (limited to 'include/linux/proc_fs.h') diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h index 28a4d7e78803..8f7d8f24141a 100644 --- a/include/linux/proc_fs.h +++ b/include/linux/proc_fs.h @@ -6,6 +6,7 @@ #include #include #include +#include struct net; struct completion; @@ -23,18 +24,6 @@ struct mm_struct; /* Worst case buffer size needed for holding an integer. */ #define PROC_NUMBUF 13 -/* - * We always define these enumerators - */ - -enum { - PROC_ROOT_INO = 1, - PROC_IPC_INIT_INO = 0xEFFFFFFFU, - PROC_UTS_INIT_INO = 0xEFFFFFFEU, - PROC_USER_INIT_INO = 0xEFFFFFFDU, - PROC_PID_INIT_INO = 0xEFFFFFFCU, -}; - /* * This is not completely implemented yet. The idea is to * create an in-memory tree (like the actual /proc filesystem @@ -81,10 +70,6 @@ struct proc_dir_entry *proc_create_data(const char *name, umode_t mode, extern void remove_proc_entry(const char *name, struct proc_dir_entry *parent); extern int remove_proc_subtree(const char *name, struct proc_dir_entry *parent); -struct pid_namespace; - -extern int pid_ns_prepare_proc(struct pid_namespace *ns); -extern void pid_ns_release_proc(struct pid_namespace *ns); /* * proc_tty.c @@ -132,12 +117,6 @@ extern struct proc_dir_entry *proc_net_mkdir(struct net *net, const char *name, extern void proc_set_size(struct proc_dir_entry *, loff_t); extern void proc_set_user(struct proc_dir_entry *, kuid_t, kgid_t); - -extern struct file *proc_ns_fget(int fd); -extern bool proc_ns_inode(struct inode *inode); - -extern int proc_alloc_inum(unsigned int *pino); -extern void proc_free_inum(unsigned int inum); #else static inline void proc_flush_task(struct task_struct *task) @@ -168,50 +147,8 @@ struct tty_driver; static inline void proc_tty_register_driver(struct tty_driver *driver) {}; static inline void proc_tty_unregister_driver(struct tty_driver *driver) {}; -static inline int pid_ns_prepare_proc(struct pid_namespace *ns) -{ - return 0; -} - -static inline void pid_ns_release_proc(struct pid_namespace *ns) -{ -} - -static inline struct file *proc_ns_fget(int fd) -{ - return ERR_PTR(-EINVAL); -} - -static inline bool proc_ns_inode(struct inode *inode) -{ - return false; -} - -static inline int proc_alloc_inum(unsigned int *inum) -{ - *inum = 1; - return 0; -} -static inline void proc_free_inum(unsigned int inum) -{ -} #endif /* CONFIG_PROC_FS */ -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); - unsigned int (*inum)(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; -extern const struct proc_ns_operations pidns_operations; -extern const struct proc_ns_operations userns_operations; -extern const struct proc_ns_operations mntns_operations; union proc_op { int (*proc_get_link)(struct dentry *, struct path *); @@ -231,8 +168,7 @@ 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 proc_ns ns; struct inode vfs_inode; }; -- cgit v1.2.3