2 * Copyright (c) 2012 Netapp, Inc. All rights reserved.
4 * Function and structures exported by the NFS module
5 * for use by NFS version-specific modules.
7 #ifndef __LINUX_INTERNAL_NFS_H
8 #define __LINUX_INTERNAL_NFS_H
11 #include <linux/sunrpc/sched.h>
12 #include <linux/nfs_xdr.h>
14 struct nfs_subversion {
15 struct module *owner; /* THIS_MODULE pointer */
16 struct file_system_type *nfs_fs; /* NFS filesystem type */
17 const struct rpc_version *rpc_vers; /* NFS version information */
18 const struct nfs_rpc_ops *rpc_ops; /* NFS operations */
19 const struct super_operations *sops; /* NFS Super operations */
20 const struct xattr_handler **xattr; /* NFS xattr handlers */
21 struct list_head list; /* List of NFS versions */
24 int nfs_register_versions(void);
25 void nfs_unregister_versions(void);
28 int init_nfs_v4(void);
29 void exit_nfs_v4(void);
30 #else /* CONFIG_NFS_V4 */
31 static inline int __init init_nfs_v4(void)
36 static inline void exit_nfs_v4(void)
39 #endif /* CONFIG_NFS_V4 */
41 struct nfs_subversion *get_nfs_version(unsigned int);
42 void put_nfs_version(struct nfs_subversion *);
43 void register_nfs_version(struct nfs_subversion *);
44 void unregister_nfs_version(struct nfs_subversion *);
46 #endif /* __LINUX_INTERNAL_NFS_H */