/* 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/ioctl32.h> struct super_block; /* * block_dev.c */#ifdef CONFIG_BLOCKextern 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;} #elsestatic inline void bdev_cache_init(void){} static inline int sb_is_blkdev_sb(struct super_block *sb){	return 0;}#endif /* * char_dev.c */extern void __init chrdev_init(void); /* * compat_ioctl.c */#ifdef CONFIG_COMPATextern struct ioctl_trans ioctl_start[];extern int ioctl_table_size;#endif /* * namespace.c */extern int copy_mount_options(const void __user *, unsigned long *);