| /* |
| * 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 */ |
| 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 */ |