include/linux/ramfs.h

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