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_ */ 44