2 * arch/s390/hypfs/hypfs.h
3 * Hypervisor filesystem for Linux on s390.
5 * Copyright (C) IBM Corp. 2006
6 * Author(s): Michael Holzheu <holzheu@de.ibm.com>
13 #include <linux/types.h>
14 #include <linux/debugfs.h>
15 #include <linux/workqueue.h>
16 #include <linux/kref.h>
18 #define REG_FILE_MODE 0440
19 #define UPDATE_FILE_MODE 0220
22 extern struct dentry *hypfs_mkdir(struct super_block *sb, struct dentry *parent,
25 extern struct dentry *hypfs_create_u64(struct super_block *sb,
26 struct dentry *dir, const char *name,
29 extern struct dentry *hypfs_create_str(struct super_block *sb,
30 struct dentry *dir, const char *name,
34 extern int hypfs_diag_init(void);
35 extern void hypfs_diag_exit(void);
36 extern int hypfs_diag_create_files(struct super_block *sb, struct dentry *root);
39 extern int hypfs_vm_init(void);
40 extern void hypfs_vm_exit(void);
41 extern int hypfs_vm_create_files(struct super_block *sb, struct dentry *root);
43 /* debugfs interface */
44 struct hypfs_dbfs_file;
46 struct hypfs_dbfs_data {
50 struct hypfs_dbfs_file *dbfs_file;;
54 struct hypfs_dbfs_file {
56 int (*data_create)(void **data, void **data_free_ptr,
58 void (*data_free)(const void *buf_free_ptr);
60 /* Private data for hypfs_dbfs.c */
61 struct hypfs_dbfs_data *data;
62 struct delayed_work data_free_work;
64 struct dentry *dentry;
67 extern int hypfs_dbfs_init(void);
68 extern void hypfs_dbfs_exit(void);
69 extern int hypfs_dbfs_create_file(struct hypfs_dbfs_file *df);
70 extern void hypfs_dbfs_remove_file(struct hypfs_dbfs_file *df);
72 #endif /* _HYPFS_H_ */