1 #ifndef _LINUX_NFS_XDR_H
2 #define _LINUX_NFS_XDR_H
4 #include <linux/nfsacl.h>
7 * To change the maximum rsize and wsize supported by the NFS client, adjust
8 * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can
9 * support a megabyte or more. The default is left at 4096 bytes, which is
10 * reasonable for NFS over UDP.
12 #define NFS_MAX_FILE_IO_SIZE (1048576U)
13 #define NFS_DEF_FILE_IO_SIZE (4096U)
14 #define NFS_MIN_FILE_IO_SIZE (1024U)
22 * Helper for checking equality between 2 fsids.
24 static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b)
26 return a->major == b->major && a->minor == b->minor;
30 unsigned int valid; /* which fields are valid */
48 struct timespec atime;
49 struct timespec mtime;
50 struct timespec ctime;
51 __u64 change_attr; /* NFSv4 change attribute */
52 __u64 pre_change_attr;/* pre-op NFSv4 change attribute */
53 __u64 pre_size; /* pre_op_attr.size */
54 struct timespec pre_mtime; /* pre_op_attr.mtime */
55 struct timespec pre_ctime; /* pre_op_attr.ctime */
56 unsigned long time_start;
57 unsigned long gencount;
60 #define NFS_ATTR_FATTR_TYPE (1U << 0)
61 #define NFS_ATTR_FATTR_MODE (1U << 1)
62 #define NFS_ATTR_FATTR_NLINK (1U << 2)
63 #define NFS_ATTR_FATTR_OWNER (1U << 3)
64 #define NFS_ATTR_FATTR_GROUP (1U << 4)
65 #define NFS_ATTR_FATTR_RDEV (1U << 5)
66 #define NFS_ATTR_FATTR_SIZE (1U << 6)
67 #define NFS_ATTR_FATTR_PRESIZE (1U << 7)
68 #define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8)
69 #define NFS_ATTR_FATTR_SPACE_USED (1U << 9)
70 #define NFS_ATTR_FATTR_FSID (1U << 10)
71 #define NFS_ATTR_FATTR_FILEID (1U << 11)
72 #define NFS_ATTR_FATTR_ATIME (1U << 12)
73 #define NFS_ATTR_FATTR_MTIME (1U << 13)
74 #define NFS_ATTR_FATTR_CTIME (1U << 14)
75 #define NFS_ATTR_FATTR_PREMTIME (1U << 15)
76 #define NFS_ATTR_FATTR_PRECTIME (1U << 16)
77 #define NFS_ATTR_FATTR_CHANGE (1U << 17)
78 #define NFS_ATTR_FATTR_PRECHANGE (1U << 18)
79 #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 19) /* NFSv4 referral */
81 #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \
82 | NFS_ATTR_FATTR_MODE \
83 | NFS_ATTR_FATTR_NLINK \
84 | NFS_ATTR_FATTR_OWNER \
85 | NFS_ATTR_FATTR_GROUP \
86 | NFS_ATTR_FATTR_RDEV \
87 | NFS_ATTR_FATTR_SIZE \
88 | NFS_ATTR_FATTR_FSID \
89 | NFS_ATTR_FATTR_FILEID \
90 | NFS_ATTR_FATTR_ATIME \
91 | NFS_ATTR_FATTR_MTIME \
92 | NFS_ATTR_FATTR_CTIME)
93 #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \
94 | NFS_ATTR_FATTR_BLOCKS_USED)
95 #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \
96 | NFS_ATTR_FATTR_SPACE_USED)
97 #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \
98 | NFS_ATTR_FATTR_SPACE_USED \
99 | NFS_ATTR_FATTR_CHANGE)
102 * Info on the file system
105 struct nfs_fattr *fattr; /* Post-op attributes */
106 __u32 rtmax; /* max. read transfer size */
107 __u32 rtpref; /* pref. read transfer size */
108 __u32 rtmult; /* reads should be multiple of this */
109 __u32 wtmax; /* max. write transfer size */
110 __u32 wtpref; /* pref. write transfer size */
111 __u32 wtmult; /* writes should be multiple of this */
112 __u32 dtpref; /* pref. readdir transfer size */
114 __u32 lease_time; /* in seconds */
118 struct nfs_fattr *fattr; /* Post-op attributes */
119 __u64 tbytes; /* total size in bytes */
120 __u64 fbytes; /* # of free bytes */
121 __u64 abytes; /* # of bytes available to user */
122 __u64 tfiles; /* # of files */
123 __u64 ffiles; /* # of free files */
124 __u64 afiles; /* # of files available to user */
128 __u32 tsize; /* Server transfer size */
129 __u32 bsize; /* Filesystem block size */
130 __u32 blocks; /* No. of "bsize" blocks on filesystem */
131 __u32 bfree; /* No. of free "bsize" blocks */
132 __u32 bavail; /* No. of available "bsize" blocks */
135 struct nfs_pathconf {
136 struct nfs_fattr *fattr; /* Post-op attributes */
137 __u32 max_link; /* max # of hard links */
138 __u32 max_namelen; /* max name length */
141 struct nfs4_change_info {
149 /* nfs41 sessions channel attributes */
150 struct nfs4_channel_attrs {
154 u32 max_resp_sz_cached;
159 /* nfs41 sessions slot seqid */
164 struct nfs4_sequence_args {
165 struct nfs4_session *sa_session;
170 struct nfs4_sequence_res {
171 struct nfs4_session *sr_session;
172 u8 sr_slotid; /* slot used to send request */
173 unsigned long sr_renewal_time;
174 int sr_status; /* sequence operation status */
177 struct nfs4_get_lease_time_args {
178 struct nfs4_sequence_args la_seq_args;
181 struct nfs4_get_lease_time_res {
182 struct nfs_fsinfo *lr_fsinfo;
183 struct nfs4_sequence_res lr_seq_res;
187 * Arguments to the open call.
189 struct nfs_openargs {
190 const struct nfs_fh * fh;
191 struct nfs_seqid * seqid;
197 struct iattr * attrs; /* UNCHECKED, GUARDED */
198 nfs4_verifier verifier; /* EXCLUSIVE */
199 nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */
200 fmode_t delegation_type; /* CLAIM_PREVIOUS */
202 const struct qstr * name;
203 const struct nfs_server *server; /* Needed for ID mapping */
206 struct nfs4_sequence_args seq_args;
210 nfs4_stateid stateid;
212 struct nfs4_change_info cinfo;
214 struct nfs_fattr * f_attr;
215 struct nfs_fattr * dir_attr;
216 struct nfs_seqid * seqid;
217 const struct nfs_server *server;
218 fmode_t delegation_type;
219 nfs4_stateid delegation;
222 __u32 attrset[NFS4_BITMAP_SIZE];
223 struct nfs4_sequence_res seq_res;
227 * Arguments to the open_confirm call.
229 struct nfs_open_confirmargs {
230 const struct nfs_fh * fh;
231 nfs4_stateid * stateid;
232 struct nfs_seqid * seqid;
235 struct nfs_open_confirmres {
236 nfs4_stateid stateid;
237 struct nfs_seqid * seqid;
241 * Arguments to the close call.
243 struct nfs_closeargs {
245 nfs4_stateid * stateid;
246 struct nfs_seqid * seqid;
249 struct nfs4_sequence_args seq_args;
252 struct nfs_closeres {
253 nfs4_stateid stateid;
254 struct nfs_fattr * fattr;
255 struct nfs_seqid * seqid;
256 const struct nfs_server *server;
257 struct nfs4_sequence_res seq_res;
260 * * Arguments to the lock,lockt, and locku call.
267 struct nfs_lock_args {
269 struct file_lock * fl;
270 struct nfs_seqid * lock_seqid;
271 nfs4_stateid * lock_stateid;
272 struct nfs_seqid * open_seqid;
273 nfs4_stateid * open_stateid;
274 struct nfs_lowner lock_owner;
275 unsigned char block : 1;
276 unsigned char reclaim : 1;
277 unsigned char new_lock_owner : 1;
278 struct nfs4_sequence_args seq_args;
281 struct nfs_lock_res {
282 nfs4_stateid stateid;
283 struct nfs_seqid * lock_seqid;
284 struct nfs_seqid * open_seqid;
285 struct nfs4_sequence_res seq_res;
288 struct nfs_locku_args {
290 struct file_lock * fl;
291 struct nfs_seqid * seqid;
292 nfs4_stateid * stateid;
293 struct nfs4_sequence_args seq_args;
296 struct nfs_locku_res {
297 nfs4_stateid stateid;
298 struct nfs_seqid * seqid;
299 struct nfs4_sequence_res seq_res;
302 struct nfs_lockt_args {
304 struct file_lock * fl;
305 struct nfs_lowner lock_owner;
306 struct nfs4_sequence_args seq_args;
309 struct nfs_lockt_res {
310 struct file_lock * denied; /* LOCK, LOCKT failed */
311 struct nfs4_sequence_res seq_res;
314 struct nfs4_delegreturnargs {
315 const struct nfs_fh *fhandle;
316 const nfs4_stateid *stateid;
318 struct nfs4_sequence_args seq_args;
321 struct nfs4_delegreturnres {
322 struct nfs_fattr * fattr;
323 const struct nfs_server *server;
324 struct nfs4_sequence_res seq_res;
328 * Arguments to the read call.
330 struct nfs_readargs {
332 struct nfs_open_context *context;
336 struct page ** pages;
337 struct nfs4_sequence_args seq_args;
341 struct nfs_fattr * fattr;
344 struct nfs4_sequence_res seq_res;
348 * Arguments to the write call.
350 struct nfs_writeargs {
352 struct nfs_open_context *context;
355 enum nfs3_stable_how stable;
357 struct page ** pages;
359 struct nfs4_sequence_args seq_args;
362 struct nfs_writeverf {
363 enum nfs3_stable_how committed;
367 struct nfs_writeres {
368 struct nfs_fattr * fattr;
369 struct nfs_writeverf * verf;
371 const struct nfs_server *server;
372 struct nfs4_sequence_res seq_res;
376 * Common arguments to the unlink call
378 struct nfs_removeargs {
379 const struct nfs_fh *fh;
382 struct nfs4_sequence_args seq_args;
385 struct nfs_removeres {
386 const struct nfs_server *server;
387 struct nfs4_change_info cinfo;
388 struct nfs_fattr dir_attr;
389 struct nfs4_sequence_res seq_res;
393 * Argument struct for decode_entry function
403 struct nfs_fattr * fattr;
407 * The following types are for NFSv2 only.
409 struct nfs_sattrargs {
411 struct iattr * sattr;
414 struct nfs_diropargs {
420 struct nfs_createargs {
424 struct iattr * sattr;
427 struct nfs_renameargs {
428 struct nfs_fh * fromfh;
429 const char * fromname;
430 unsigned int fromlen;
431 struct nfs_fh * tofh;
436 struct nfs_setattrargs {
438 nfs4_stateid stateid;
440 const struct nfs_server * server; /* Needed for name mapping */
442 struct nfs4_sequence_args seq_args;
445 struct nfs_setaclargs {
448 unsigned int acl_pgbase;
449 struct page ** acl_pages;
450 struct nfs4_sequence_args seq_args;
453 struct nfs_setaclres {
454 struct nfs4_sequence_res seq_res;
457 struct nfs_getaclargs {
460 unsigned int acl_pgbase;
461 struct page ** acl_pages;
462 struct nfs4_sequence_args seq_args;
465 struct nfs_getaclres {
467 struct nfs4_sequence_res seq_res;
470 struct nfs_setattrres {
471 struct nfs_fattr * fattr;
472 const struct nfs_server * server;
473 struct nfs4_sequence_res seq_res;
476 struct nfs_linkargs {
477 struct nfs_fh * fromfh;
478 struct nfs_fh * tofh;
483 struct nfs_symlinkargs {
484 struct nfs_fh * fromfh;
485 const char * fromname;
486 unsigned int fromlen;
487 struct page ** pages;
488 unsigned int pathlen;
489 struct iattr * sattr;
492 struct nfs_readdirargs {
496 struct page ** pages;
499 struct nfs3_getaclargs {
502 struct page ** pages;
505 struct nfs3_setaclargs {
506 struct inode * inode;
508 struct posix_acl * acl_access;
509 struct posix_acl * acl_default;
512 struct page ** pages;
517 struct nfs_fattr * fattr;
520 struct nfs_readlinkargs {
524 struct page ** pages;
527 struct nfs3_sattrargs {
529 struct iattr * sattr;
531 struct timespec guardtime;
534 struct nfs3_diropargs {
540 struct nfs3_accessargs {
545 struct nfs3_createargs {
549 struct iattr * sattr;
550 enum nfs3_createmode createmode;
554 struct nfs3_mkdirargs {
558 struct iattr * sattr;
561 struct nfs3_symlinkargs {
562 struct nfs_fh * fromfh;
563 const char * fromname;
564 unsigned int fromlen;
565 struct page ** pages;
566 unsigned int pathlen;
567 struct iattr * sattr;
570 struct nfs3_mknodargs {
574 enum nfs3_ftype type;
575 struct iattr * sattr;
579 struct nfs3_renameargs {
580 struct nfs_fh * fromfh;
581 const char * fromname;
582 unsigned int fromlen;
583 struct nfs_fh * tofh;
588 struct nfs3_linkargs {
589 struct nfs_fh * fromfh;
590 struct nfs_fh * tofh;
595 struct nfs3_readdirargs {
601 struct page ** pages;
604 struct nfs3_diropres {
605 struct nfs_fattr * dir_attr;
607 struct nfs_fattr * fattr;
610 struct nfs3_accessres {
611 struct nfs_fattr * fattr;
615 struct nfs3_readlinkargs {
619 struct page ** pages;
622 struct nfs3_renameres {
623 struct nfs_fattr * fromattr;
624 struct nfs_fattr * toattr;
627 struct nfs3_linkres {
628 struct nfs_fattr * dir_attr;
629 struct nfs_fattr * fattr;
632 struct nfs3_readdirres {
633 struct nfs_fattr * dir_attr;
638 struct nfs3_getaclres {
639 struct nfs_fattr * fattr;
641 unsigned int acl_access_count;
642 unsigned int acl_default_count;
643 struct posix_acl * acl_access;
644 struct posix_acl * acl_default;
649 typedef u64 clientid4;
651 struct nfs4_accessargs {
652 const struct nfs_fh * fh;
655 struct nfs4_sequence_args seq_args;
658 struct nfs4_accessres {
659 const struct nfs_server * server;
660 struct nfs_fattr * fattr;
663 struct nfs4_sequence_res seq_res;
666 struct nfs4_create_arg {
670 struct page ** pages;
672 } symlink; /* NF4LNK */
676 } device; /* NF4BLK, NF4CHR */
678 const struct qstr * name;
679 const struct nfs_server * server;
680 const struct iattr * attrs;
681 const struct nfs_fh * dir_fh;
683 struct nfs4_sequence_args seq_args;
686 struct nfs4_create_res {
687 const struct nfs_server * server;
689 struct nfs_fattr * fattr;
690 struct nfs4_change_info dir_cinfo;
691 struct nfs_fattr * dir_fattr;
692 struct nfs4_sequence_res seq_res;
695 struct nfs4_fsinfo_arg {
696 const struct nfs_fh * fh;
698 struct nfs4_sequence_args seq_args;
701 struct nfs4_fsinfo_res {
702 struct nfs_fsinfo *fsinfo;
703 struct nfs4_sequence_res seq_res;
706 struct nfs4_getattr_arg {
707 const struct nfs_fh * fh;
709 struct nfs4_sequence_args seq_args;
712 struct nfs4_getattr_res {
713 const struct nfs_server * server;
714 struct nfs_fattr * fattr;
715 struct nfs4_sequence_res seq_res;
718 struct nfs4_link_arg {
719 const struct nfs_fh * fh;
720 const struct nfs_fh * dir_fh;
721 const struct qstr * name;
723 struct nfs4_sequence_args seq_args;
726 struct nfs4_link_res {
727 const struct nfs_server * server;
728 struct nfs_fattr * fattr;
729 struct nfs4_change_info cinfo;
730 struct nfs_fattr * dir_attr;
731 struct nfs4_sequence_res seq_res;
735 struct nfs4_lookup_arg {
736 const struct nfs_fh * dir_fh;
737 const struct qstr * name;
739 struct nfs4_sequence_args seq_args;
742 struct nfs4_lookup_res {
743 const struct nfs_server * server;
744 struct nfs_fattr * fattr;
746 struct nfs4_sequence_res seq_res;
749 struct nfs4_lookup_root_arg {
751 struct nfs4_sequence_args seq_args;
754 struct nfs4_pathconf_arg {
755 const struct nfs_fh * fh;
757 struct nfs4_sequence_args seq_args;
760 struct nfs4_pathconf_res {
761 struct nfs_pathconf *pathconf;
762 struct nfs4_sequence_res seq_res;
765 struct nfs4_readdir_arg {
766 const struct nfs_fh * fh;
768 nfs4_verifier verifier;
770 struct page ** pages; /* zero-copy data */
771 unsigned int pgbase; /* zero-copy data */
773 struct nfs4_sequence_args seq_args;
776 struct nfs4_readdir_res {
777 nfs4_verifier verifier;
779 struct nfs4_sequence_res seq_res;
782 struct nfs4_readlink {
783 const struct nfs_fh * fh;
785 unsigned int pglen; /* zero-copy data */
786 struct page ** pages; /* zero-copy data */
787 struct nfs4_sequence_args seq_args;
790 struct nfs4_readlink_res {
791 struct nfs4_sequence_res seq_res;
794 struct nfs4_rename_arg {
795 const struct nfs_fh * old_dir;
796 const struct nfs_fh * new_dir;
797 const struct qstr * old_name;
798 const struct qstr * new_name;
800 struct nfs4_sequence_args seq_args;
803 struct nfs4_rename_res {
804 const struct nfs_server * server;
805 struct nfs4_change_info old_cinfo;
806 struct nfs_fattr * old_fattr;
807 struct nfs4_change_info new_cinfo;
808 struct nfs_fattr * new_fattr;
809 struct nfs4_sequence_res seq_res;
812 #define NFS4_SETCLIENTID_NAMELEN (127)
813 struct nfs4_setclientid {
814 const nfs4_verifier * sc_verifier;
815 unsigned int sc_name_len;
816 char sc_name[NFS4_SETCLIENTID_NAMELEN + 1];
818 unsigned int sc_netid_len;
819 char sc_netid[RPCBIND_MAXNETIDLEN + 1];
820 unsigned int sc_uaddr_len;
821 char sc_uaddr[RPCBIND_MAXUADDRLEN + 1];
825 struct nfs4_statfs_arg {
826 const struct nfs_fh * fh;
828 struct nfs4_sequence_args seq_args;
831 struct nfs4_statfs_res {
832 struct nfs_fsstat *fsstat;
833 struct nfs4_sequence_res seq_res;
836 struct nfs4_server_caps_arg {
837 struct nfs_fh *fhandle;
838 struct nfs4_sequence_args seq_args;
841 struct nfs4_server_caps_res {
846 struct nfs4_sequence_res seq_res;
854 #define NFS4_PATHNAME_MAXCOMPONENTS 512
855 struct nfs4_pathname {
856 unsigned int ncomponents;
857 struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS];
860 #define NFS4_FS_LOCATION_MAXSERVERS 10
861 struct nfs4_fs_location {
862 unsigned int nservers;
863 struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS];
864 struct nfs4_pathname rootpath;
867 #define NFS4_FS_LOCATIONS_MAXENTRIES 10
868 struct nfs4_fs_locations {
869 struct nfs_fattr fattr;
870 const struct nfs_server *server;
871 struct nfs4_pathname fs_path;
873 struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES];
876 struct nfs4_fs_locations_arg {
877 const struct nfs_fh *dir_fh;
878 const struct qstr *name;
881 struct nfs4_sequence_args seq_args;
884 struct nfs4_fs_locations_res {
885 struct nfs4_fs_locations *fs_locations;
886 struct nfs4_sequence_res seq_res;
889 #endif /* CONFIG_NFS_V4 */
896 #ifdef CONFIG_NFS_V4_1
897 struct nfs_impl_id4 {
902 struct nfstime4 date;
905 #define NFS4_EXCHANGE_ID_LEN (48)
906 struct nfs41_exchange_id_args {
907 struct nfs_client *client;
908 nfs4_verifier *verifier;
910 char id[NFS4_EXCHANGE_ID_LEN];
914 struct server_owner {
916 uint32_t major_id_sz;
917 char major_id[NFS4_OPAQUE_LIMIT];
920 struct server_scope {
921 uint32_t server_scope_sz;
922 char server_scope[NFS4_OPAQUE_LIMIT];
925 struct nfs41_exchange_id_res {
926 struct nfs_client *client;
930 struct nfs41_create_session_args {
931 struct nfs_client *client;
934 struct nfs4_channel_attrs fc_attrs; /* Fore Channel */
935 struct nfs4_channel_attrs bc_attrs; /* Back Channel */
938 struct nfs41_create_session_res {
939 struct nfs_client *client;
941 #endif /* CONFIG_NFS_V4_1 */
945 #define NFS_PAGEVEC_SIZE (8U)
947 struct nfs_read_data {
949 struct rpc_task task;
951 struct rpc_cred *cred;
952 struct nfs_fattr fattr; /* fattr storage */
953 struct list_head pages; /* Coalesced read requests */
954 struct nfs_page *req; /* multi ops per nfs_page */
955 struct page **pagevec;
956 unsigned int npages; /* Max length of pagevec */
957 struct nfs_readargs args;
958 struct nfs_readres res;
960 unsigned long timestamp; /* For lease renewal */
962 struct page *page_array[NFS_PAGEVEC_SIZE];
965 struct nfs_write_data {
967 struct rpc_task task;
969 struct rpc_cred *cred;
970 struct nfs_fattr fattr;
971 struct nfs_writeverf verf;
972 struct list_head pages; /* Coalesced requests we wish to flush */
973 struct nfs_page *req; /* multi ops per nfs_page */
974 struct page **pagevec;
975 unsigned int npages; /* Max length of pagevec */
976 struct nfs_writeargs args; /* argument struct */
977 struct nfs_writeres res; /* result struct */
979 unsigned long timestamp; /* For lease renewal */
981 struct page *page_array[NFS_PAGEVEC_SIZE];
984 struct nfs_access_entry;
987 * RPC procedure vector for NFSv2/NFSv3 demuxing
990 u32 version; /* Protocol version */
991 const struct dentry_operations *dentry_ops;
992 const struct inode_operations *dir_inode_ops;
993 const struct inode_operations *file_inode_ops;
995 int (*getroot) (struct nfs_server *, struct nfs_fh *,
996 struct nfs_fsinfo *);
997 int (*lookupfh)(struct nfs_server *, struct nfs_fh *,
998 struct qstr *, struct nfs_fh *,
1000 int (*getattr) (struct nfs_server *, struct nfs_fh *,
1001 struct nfs_fattr *);
1002 int (*setattr) (struct dentry *, struct nfs_fattr *,
1004 int (*lookup) (struct inode *, struct qstr *,
1005 struct nfs_fh *, struct nfs_fattr *);
1006 int (*access) (struct inode *, struct nfs_access_entry *);
1007 int (*readlink)(struct inode *, struct page *, unsigned int,
1009 int (*create) (struct inode *, struct dentry *,
1010 struct iattr *, int, struct nameidata *);
1011 int (*remove) (struct inode *, struct qstr *);
1012 void (*unlink_setup) (struct rpc_message *, struct inode *dir);
1013 int (*unlink_done) (struct rpc_task *, struct inode *);
1014 int (*rename) (struct inode *, struct qstr *,
1015 struct inode *, struct qstr *);
1016 int (*link) (struct inode *, struct inode *, struct qstr *);
1017 int (*symlink) (struct inode *, struct dentry *, struct page *,
1018 unsigned int, struct iattr *);
1019 int (*mkdir) (struct inode *, struct dentry *, struct iattr *);
1020 int (*rmdir) (struct inode *, struct qstr *);
1021 int (*readdir) (struct dentry *, struct rpc_cred *,
1022 u64, struct page *, unsigned int, int);
1023 int (*mknod) (struct inode *, struct dentry *, struct iattr *,
1025 int (*statfs) (struct nfs_server *, struct nfs_fh *,
1026 struct nfs_fsstat *);
1027 int (*fsinfo) (struct nfs_server *, struct nfs_fh *,
1028 struct nfs_fsinfo *);
1029 int (*pathconf) (struct nfs_server *, struct nfs_fh *,
1030 struct nfs_pathconf *);
1031 int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
1032 __be32 *(*decode_dirent)(__be32 *, struct nfs_entry *, int plus);
1033 void (*read_setup) (struct nfs_read_data *, struct rpc_message *);
1034 int (*read_done) (struct rpc_task *, struct nfs_read_data *);
1035 void (*write_setup) (struct nfs_write_data *, struct rpc_message *);
1036 int (*write_done) (struct rpc_task *, struct nfs_write_data *);
1037 void (*commit_setup) (struct nfs_write_data *, struct rpc_message *);
1038 int (*commit_done) (struct rpc_task *, struct nfs_write_data *);
1039 int (*lock)(struct file *, int, struct file_lock *);
1040 int (*lock_check_bounds)(const struct file_lock *);
1041 void (*clear_acl_cache)(struct inode *);
1042 void (*close_context)(struct nfs_open_context *ctx, int);
1046 * NFS_CALL(getattr, inode, (fattr));
1048 * NFS_PROTO(inode)->getattr(fattr);
1050 #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args
1053 * Function vectors etc. for the NFS client
1055 extern const struct nfs_rpc_ops nfs_v2_clientops;
1056 extern const struct nfs_rpc_ops nfs_v3_clientops;
1057 extern const struct nfs_rpc_ops nfs_v4_clientops;
1058 extern struct rpc_version nfs_version2;
1059 extern struct rpc_version nfs_version3;
1060 extern struct rpc_version nfs_version4;
1062 extern struct rpc_version nfsacl_version3;
1063 extern struct rpc_program nfsacl_program;