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fs/internal.h
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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. */ |
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#include <linux/lglock.h> |
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struct super_block; |
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struct linux_binprm; |
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struct path; |
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/* * block_dev.c */ |
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#ifdef CONFIG_BLOCK |
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extern struct super_block *blockdev_superblock; extern void __init bdev_cache_init(void); |
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static inline int sb_is_blkdev_sb(struct super_block *sb) { return sb == blockdev_superblock; } |
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extern int __sync_blockdev(struct block_device *bdev, int wait); |
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#else |
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static inline void bdev_cache_init(void) { } |
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static inline int sb_is_blkdev_sb(struct super_block *sb) { return 0; } |
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static inline int __sync_blockdev(struct block_device *bdev, int wait) { return 0; } |
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#endif |
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/* * char_dev.c */ extern void __init chrdev_init(void); /* |
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* exec.c */ |
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extern int check_unsafe_exec(struct linux_binprm *); |
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/* |
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* namespace.c */ extern int copy_mount_options(const void __user *, unsigned long *); |
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extern int copy_mount_string(const void __user *, char **); |
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extern void free_vfsmnt(struct vfsmount *); extern struct vfsmount *alloc_vfsmnt(const char *); |
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extern unsigned int mnt_get_count(struct vfsmount *mnt); |
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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); |
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extern int finish_automount(struct vfsmount *, struct path *); |
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extern void mnt_make_longterm(struct vfsmount *); extern void mnt_make_shortterm(struct vfsmount *); |
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extern void __init mnt_init(void); |
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DECLARE_BRLOCK(vfsmount_lock); |
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/* * fs_struct.c */ extern void chroot_fs_refs(struct path *, struct path *); |
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/* * file_table.c */ |
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extern void file_sb_list_add(struct file *f, struct super_block *sb); extern void file_sb_list_del(struct file *f); |
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extern void mark_files_ro(struct super_block *); |
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extern struct file *get_empty_filp(void); |
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/* * super.c */ extern int do_remount_sb(struct super_block *, int, void *, int); |
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extern void __put_super(struct super_block *sb); extern void put_super(struct super_block *sb); |
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/* * open.c */ struct nameidata; extern struct file *nameidata_to_filp(struct nameidata *); extern void release_open_intent(struct nameidata *); |
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/* * inode.c */ |
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extern int get_nr_dirty_inodes(void); |
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extern void evict_inodes(struct super_block *); |
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extern int invalidate_inodes(struct super_block *, bool); |