original development tree for Linux kernel GTP module; now long in mainline.
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/* fs/ internal definitions
* Copyright (C) 2006 Red Hat, Inc. All Rights Reserved.
* Written by David Howells (dhowells@redhat.com)
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
#include <linux/lglock.h>
struct super_block;
struct linux_binprm;
struct path;
* block_dev.c
extern struct super_block *blockdev_superblock;
extern void __init bdev_cache_init(void);
static inline int sb_is_blkdev_sb(struct super_block *sb)
return sb == blockdev_superblock;
extern int __sync_blockdev(struct block_device *bdev, int wait);
static inline void bdev_cache_init(void)
static inline int sb_is_blkdev_sb(struct super_block *sb)
return 0;
static inline int __sync_blockdev(struct block_device *bdev, int wait)
return 0;
* char_dev.c
extern void __init chrdev_init(void);
* exec.c
extern int check_unsafe_exec(struct linux_binprm *);
* namespace.c
extern int copy_mount_options(const void __user *, unsigned long *);
extern int copy_mount_string(const void __user *, char **);
extern void free_vfsmnt(struct vfsmount *);
extern struct vfsmount *alloc_vfsmnt(const char *);
extern unsigned int mnt_get_count(struct vfsmount *mnt);
extern struct vfsmount *__lookup_mnt(struct vfsmount *, struct dentry *, int);
extern void mnt_set_mountpoint(struct vfsmount *, struct dentry *,
struct vfsmount *);
extern void release_mounts(struct list_head *);
extern void umount_tree(struct vfsmount *, int, struct list_head *);
extern struct vfsmount *copy_tree(struct vfsmount *, struct dentry *, int);
extern int finish_automount(struct vfsmount *, struct path *);
extern void mnt_make_longterm(struct vfsmount *);
extern void mnt_make_shortterm(struct vfsmount *);
extern void __init mnt_init(void);
* fs_struct.c
extern void chroot_fs_refs(struct path *, struct path *);
* file_table.c
extern void file_sb_list_add(struct file *f, struct super_block *sb);
extern void file_sb_list_del(struct file *f);
extern void mark_files_ro(struct super_block *);
extern struct file *get_empty_filp(void);
* super.c
extern int do_remount_sb(struct super_block *, int, void *, int);
extern void __put_super(struct super_block *sb);
extern void put_super(struct super_block *sb);
* open.c
struct nameidata;
extern struct file *nameidata_to_filp(struct nameidata *);
extern void release_open_intent(struct nameidata *);
struct open_flags {
int open_flag;
int mode;
int acc_mode;
int intent;
extern struct file *do_filp_open(int dfd, const char *pathname,
const struct open_flags *op, int lookup_flags);
extern struct file *do_file_open_root(struct dentry *, struct vfsmount *,
const char *, const struct open_flags *, int lookup_flags);
extern long do_handle_open(int mountdirfd,
struct file_handle __user *ufh, int open_flag);
* inode.c
extern int get_nr_dirty_inodes(void);
extern void evict_inodes(struct super_block *);
extern int invalidate_inodes(struct super_block *, bool);