linux/fs/nfs/nfs.h
Bryan Schumaker 6a74490dca NFS: Pass super operations and xattr handlers in the nfs_subversion
I can set all variables in the nfs_fill_super() function, allowing me to
remove the nfs4_fill_super() function.

Signed-off-by: Bryan Schumaker <bjschuma@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
2012-07-30 19:06:05 -04:00

75 lines
1.7 KiB
C

/*
* 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 **xattr; /* NFS xattr handlers */
struct list_head list; /* List of NFS versions */
};
int nfs_register_versions(void);
void nfs_unregister_versions(void);
#ifdef CONFIG_NFS_V2
int init_nfs_v2(void);
void exit_nfs_v2(void);
#else /* CONFIG_NFS_V2 */
static inline int __init init_nfs_v2(void)
{
return 0;
}
static inline void exit_nfs_v2(void)
{
}
#endif /* CONFIG_NFS_V2 */
#ifdef CONFIG_NFS_V3
int init_nfs_v3(void);
void exit_nfs_v3(void);
#else /* CONFIG_NFS_V3 */
static inline int __init init_nfs_v3(void)
{
return 0;
}
static inline void exit_nfs_v3(void)
{
}
#endif /* CONFIG_NFS_V3 */
#ifdef CONFIG_NFS_V4
int init_nfs_v4(void);
void exit_nfs_v4(void);
#else /* CONFIG_NFS_V4 */
static inline int __init init_nfs_v4(void)
{
return 0;
}
static inline void exit_nfs_v4(void)
{
}
#endif /* CONFIG_NFS_V4 */
struct nfs_subversion *get_nfs_version(unsigned int);
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 */