linux/include/linux/ramfs.h
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   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         umode_t mode, dev_t dev);
   6extern struct dentry *ramfs_mount(struct file_system_type *fs_type,
   7         int flags, const char *dev_name, void *data);
   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
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