/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2012 Netapp, Inc. All rights reserved.
 *
 * Function and structures exported by the NFS module
 * for use by NFS version-specific modules.
 */
#ifndef __LINUX_INTERNAL_NFS_H
#define __LINUX_INTERNAL_NFS_H

#include <linux/fs.h>
#include <linux/sunrpc/sched.h>
#include <linux/nfs_xdr.h>

struct nfs_subversion {
        struct module *owner;   /* THIS_MODULE pointer */
        struct file_system_type *nfs_fs;        /* NFS filesystem type */
        const struct rpc_version *rpc_vers;     /* NFS version information */
        const struct nfs_rpc_ops *rpc_ops;      /* NFS operations */
        const struct super_operations *sops;    /* NFS Super operations */
        const struct xattr_handler * const *xattr;      /* NFS xattr handlers */
};

struct nfs_subversion *find_nfs_version(unsigned int);
int get_nfs_version(struct nfs_subversion *);
void put_nfs_version(struct nfs_subversion *);
void register_nfs_version(struct nfs_subversion *);
void unregister_nfs_version(struct nfs_subversion *);

#endif /* __LINUX_INTERNAL_NFS_H */