1#ifndef _LINUX_RAMFS_H 2#define _LINUX_RAMFS_H 3 4struct inode *ramfs_get_inode(struct super_block *sb, const struct inode *dir, 5 int mode, dev_t dev); 6extern int ramfs_get_sb(struct file_system_type *fs_type, 7 int flags, const char *dev_name, void *data, struct vfsmount *mnt); 8 9#ifndef CONFIG_MMU 10extern int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize); 11extern unsigned long ramfs_nommu_get_unmapped_area(struct file *file, 12 unsigned long addr, 13 unsigned long len, 14 unsigned long pgoff, 15 unsigned long flags); 16 17extern int ramfs_nommu_mmap(struct file *file, struct vm_area_struct *vma); 18#endif 19 20extern const struct file_operations ramfs_file_operations; 21extern const struct vm_operations_struct generic_file_vm_ops; 22extern int __init init_rootfs(void); 23 24int ramfs_fill_super(struct super_block *sb, void *data, int silent); 25 26#endif 27