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原帖由 springwind426 于 2008-3-7 13:45 发表
你查看查看
proc_net 是在 include/linux/proc_fs.h中定义的
我没有用过2.6.24,是不是定义有变化?
在include/linux/proc_fs.h中有proc_mkdir的定义
我将这个版本的 proc_fs.h 贴出,麻烦您参考看看,给点意见?
- cat proc_fs.h
- #ifndef _LINUX_PROC_FS_H
- #define _LINUX_PROC_FS_H
- #include <linux/slab.h>
- #include <linux/fs.h>
- #include <linux/spinlock.h>
- #include <linux/magic.h>
- #include <asm/atomic.h>
- struct net;
- struct completion;
- /*
- * The proc filesystem constants/structures
- */
- /*
- * Offset of the first process in the /proc root directory..
- */
- #define FIRST_PROCESS_ENTRY 256
- /*
- * We always define these enumerators
- */
- enum {
- PROC_ROOT_INO = 1,
- };
- /*
- * This is not completely implemented yet. The idea is to
- * create an in-memory tree (like the actual /proc filesystem
- * tree) of these proc_dir_entries, so that we can dynamically
- * add new files to /proc.
- *
- * The "next" pointer creates a linked list of one /proc directory,
- * while parent/subdir create the directory structure (every
- * /proc file has a parent, but "subdir" is NULL for all
- * non-directory entries).
- *
- * "get_info" is called at "read", while "owner" is used to protect module
- * from unloading while proc_dir_entry is in use
- */
- typedef int (read_proc_t)(char *page, char **start, off_t off,
- int count, int *eof, void *data);
- typedef int (write_proc_t)(struct file *file, const char __user *buffer,
- unsigned long count, void *data);
- typedef int (get_info_t)(char *, char **, off_t, int);
- typedef struct proc_dir_entry *(shadow_proc_t)(struct task_struct *task,
- struct proc_dir_entry *pde);
- struct proc_dir_entry {
- unsigned int low_ino;
- unsigned short namelen;
- const char *name;
- mode_t mode;
- nlink_t nlink;
- uid_t uid;
- gid_t gid;
- loff_t size;
- const struct inode_operations *proc_iops;
- /*
- * NULL ->proc_fops means "PDE is going away RSN" or
- * "PDE is just created". In either case, e.g. ->read_proc won't be
- * called because it's too late or too early, respectively.
- *
- * If you're allocating ->proc_fops dynamically, save a pointer
- * somewhere.
- */
- const struct file_operations *proc_fops;
- get_info_t *get_info;
- struct module *owner;
- struct proc_dir_entry *next, *parent, *subdir;
- void *data;
- read_proc_t *read_proc;
- write_proc_t *write_proc;
- atomic_t count; /* use count */
- int pde_users; /* number of callers into module in progress */
- spinlock_t pde_unload_lock; /* proc_fops checks and pde_users bumps */
- struct completion *pde_unload_completion;
- shadow_proc_t *shadow_proc;
- };
- struct kcore_list {
- struct kcore_list *next;
- unsigned long addr;
- size_t size;
- };
- struct vmcore {
- struct list_head list;
- unsigned long long paddr;
- unsigned long long size;
- loff_t offset;
- };
- #ifdef CONFIG_PROC_FS
- extern struct proc_dir_entry proc_root;
- extern struct proc_dir_entry *proc_root_fs;
- extern struct proc_dir_entry *proc_bus;
- extern struct proc_dir_entry *proc_root_driver;
- extern struct proc_dir_entry *proc_root_kcore;
- extern spinlock_t proc_subdir_lock;
- extern void proc_root_init(void);
- extern void proc_misc_init(void);
- struct mm_struct;
- void proc_flush_task(struct task_struct *task);
- struct dentry *proc_pid_lookup(struct inode *dir, struct dentry * dentry, struct nameidata *);
- int proc_pid_readdir(struct file * filp, void * dirent, filldir_t filldir);
- unsigned long task_vsize(struct mm_struct *);
- int task_statm(struct mm_struct *, int *, int *, int *, int *);
- char *task_mem(struct mm_struct *, char *);
- void clear_refs_smap(struct mm_struct *mm);
- struct proc_dir_entry *de_get(struct proc_dir_entry *de);
- void de_put(struct proc_dir_entry *de);
- extern struct proc_dir_entry *create_proc_entry(const char *name, mode_t mode,
- struct proc_dir_entry *parent);
- extern void remove_proc_entry(const char *name, struct proc_dir_entry *parent);
- extern struct vfsmount *proc_mnt;
- struct pid_namespace;
- extern int proc_fill_super(struct super_block *);
- extern struct inode *proc_get_inode(struct super_block *, unsigned int, struct proc_dir_entry *);
- /*
- * These are generic /proc routines that use the internal
- * "struct proc_dir_entry" tree to traverse the filesystem.
- *
- * The /proc root directory has extended versions to take care
- * of the /proc/<pid> subdirectories.
- */
- extern int proc_readdir(struct file *, void *, filldir_t);
- extern struct dentry *proc_lookup(struct inode *, struct dentry *, struct nameidata *);
- extern const struct file_operations proc_kcore_operations;
- extern const struct file_operations proc_kmsg_operations;
- extern const struct file_operations ppc_htab_operations;
- extern int pid_ns_prepare_proc(struct pid_namespace *ns);
- extern void pid_ns_release_proc(struct pid_namespace *ns);
- /*
- * proc_tty.c
- */
- struct tty_driver;
- extern void proc_tty_init(void);
- extern void proc_tty_register_driver(struct tty_driver *driver);
- extern void proc_tty_unregister_driver(struct tty_driver *driver);
- /*
- * proc_devtree.c
- */
- #ifdef CONFIG_PROC_DEVICETREE
- struct device_node;
- struct property;
- extern void proc_device_tree_init(void);
- extern void proc_device_tree_add_node(struct device_node *, struct proc_dir_entry *);
- extern void proc_device_tree_add_prop(struct proc_dir_entry *pde, struct property *prop);
- extern void proc_device_tree_remove_prop(struct proc_dir_entry *pde,
- struct property *prop);
- extern void proc_device_tree_update_prop(struct proc_dir_entry *pde,
- struct property *newprop,
- struct property *oldprop);
- #endif /* CONFIG_PROC_DEVICETREE */
- extern struct proc_dir_entry *proc_symlink(const char *,
- struct proc_dir_entry *, const char *);
- extern struct proc_dir_entry *proc_mkdir(const char *,struct proc_dir_entry *);
- extern struct proc_dir_entry *proc_mkdir_mode(const char *name, mode_t mode,
- struct proc_dir_entry *parent);
- static inline struct proc_dir_entry *create_proc_read_entry(const char *name,
- mode_t mode, struct proc_dir_entry *base,
- read_proc_t *read_proc, void * data)
- {
- struct proc_dir_entry *res=create_proc_entry(name,mode,base);
- if (res) {
- res->read_proc=read_proc;
- res->data=data;
- }
- return res;
- }
-
- static inline struct proc_dir_entry *create_proc_info_entry(const char *name,
- mode_t mode, struct proc_dir_entry *base, get_info_t *get_info)
- {
- struct proc_dir_entry *res=create_proc_entry(name,mode,base);
- if (res) res->get_info=get_info;
- return res;
- }
- extern struct proc_dir_entry *proc_net_fops_create(struct net *net,
- const char *name, mode_t mode, const struct file_operations *fops);
- extern void proc_net_remove(struct net *net, const char *name);
- #else
- #define proc_root_driver NULL
- #define proc_bus NULL
- #define proc_net_fops_create(net, name, mode, fops) ({ (void)(mode), NULL; })
- static inline void proc_net_remove(struct net *net, const char *name) {}
- static inline void proc_flush_task(struct task_struct *task)
- {
- }
- static inline struct proc_dir_entry *create_proc_entry(const char *name,
- mode_t mode, struct proc_dir_entry *parent) { return NULL; }
- #define remove_proc_entry(name, parent) do {} while (0)
- static inline struct proc_dir_entry *proc_symlink(const char *name,
- struct proc_dir_entry *parent,const char *dest) {return NULL;}
- static inline struct proc_dir_entry *proc_mkdir(const char *name,
- struct proc_dir_entry *parent) {return NULL;}
- static inline struct proc_dir_entry *create_proc_read_entry(const char *name,
- mode_t mode, struct proc_dir_entry *base,
- read_proc_t *read_proc, void * data) { return NULL; }
- static inline struct proc_dir_entry *create_proc_info_entry(const char *name,
- mode_t mode, struct proc_dir_entry *base, get_info_t *get_info)
- { return NULL; }
- 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) {};
- extern struct proc_dir_entry proc_root;
- static inline int pid_ns_prepare_proc(struct pid_namespace *ns)
- {
- return 0;
- }
- static inline void pid_ns_release_proc(struct pid_namespace *ns)
- {
- }
- #endif /* CONFIG_PROC_FS */
- #if !defined(CONFIG_PROC_KCORE)
- static inline void kclist_add(struct kcore_list *new, void *addr, size_t size)
- {
- }
- #else
- extern void kclist_add(struct kcore_list *, void *, size_t);
- #endif
- union proc_op {
- int (*proc_get_link)(struct inode *, struct dentry **, struct vfsmount **);
- int (*proc_read)(struct task_struct *task, char *page);
- };
- struct proc_inode {
- struct pid *pid;
- int fd;
- union proc_op op;
- struct proc_dir_entry *pde;
- struct inode vfs_inode;
- };
- static inline struct proc_inode *PROC_I(const struct inode *inode)
- {
- return container_of(inode, struct proc_inode, vfs_inode);
- }
- static inline struct proc_dir_entry *PDE(const struct inode *inode)
- {
- return PROC_I(inode)->pde;
- }
- static inline struct net *PDE_NET(struct proc_dir_entry *pde)
- {
- return pde->parent->data;
- }
- struct net *get_proc_net(const struct inode *inode);
- struct proc_maps_private {
- struct pid *pid;
- struct task_struct *task;
- #ifdef CONFIG_MMU
- struct vm_area_struct *tail_vma;
- #endif
- };
- #endif /* _LINUX_PROC_FS_H */
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