release/src-rt-6.x.4708/linux/linux-2.6.36/arch/s390/hypfs/hypfs.h

   1 /*
   2  *  arch/s390/hypfs/hypfs.h
   3  *    Hypervisor filesystem for Linux on s390.
   4  *
   5  *    Copyright (C) IBM Corp. 2006
   6  *    Author(s): Michael Holzheu <holzheu@de.ibm.com>
   7  */
   8
   9 #ifndef _HYPFS_H_
  10 #define _HYPFS_H_
  11
  12 #include <linux/fs.h>
  13 #include <linux/types.h>
  14 #include <linux/debugfs.h>
  15
  16 #define REG_FILE_MODE    0440
  17 #define UPDATE_FILE_MODE 0220
  18 #define DIR_MODE         0550
  19
  20 extern struct dentry *hypfs_mkdir(struct super_block *sb, struct dentry *parent,
  21                                   const char *name);
  22
  23 extern struct dentry *hypfs_create_u64(struct super_block *sb,
  24                                        struct dentry *dir, const char *name,
  25                                        __u64 value);
  26
  27 extern struct dentry *hypfs_create_str(struct super_block *sb,
  28                                        struct dentry *dir, const char *name,
  29                                        char *string);
  30
  31 /* LPAR Hypervisor */
  32 extern int hypfs_diag_init(void);
  33 extern void hypfs_diag_exit(void);
  34 extern int hypfs_diag_create_files(struct super_block *sb, struct dentry *root);
  35
  36 /* VM Hypervisor */
  37 extern int hypfs_vm_init(void);
  38 extern void hypfs_vm_exit(void);
  39 extern int hypfs_vm_create_files(struct super_block *sb, struct dentry *root);
  40
  41 /* Directory for debugfs files */
  42 extern struct dentry *hypfs_dbfs_dir;
  43 #endif /* _HYPFS_H_ */