xref: /linux/fs/nfs/nfs.h (revision bb9707077b4ee5f77bc9939b057ff8a0d410296f)
1 /*
2  * Copyright (c) 2012 Netapp, Inc. All rights reserved.
3  *
4  * Function and structures exported by the NFS module
5  * for use by NFS version-specific modules.
6  */
7 #ifndef __LINUX_INTERNAL_NFS_H
8 #define __LINUX_INTERNAL_NFS_H
9 
10 #include <linux/fs.h>
11 #include <linux/sunrpc/sched.h>
12 #include <linux/nfs_xdr.h>
13 
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 */
22 };
23 
24 struct nfs_subversion *get_nfs_version(unsigned int);
25 void put_nfs_version(struct nfs_subversion *);
26 void register_nfs_version(struct nfs_subversion *);
27 void unregister_nfs_version(struct nfs_subversion *);
28 
29 #endif /* __LINUX_INTERNAL_NFS_H */
30