1 #ifndef _LINUX_NFS_XDR_H
2 #define _LINUX_NFS_XDR_H
4 #include <linux/nfsacl.h>
5 #include <linux/nfs3.h>
8 * To change the maximum rsize and wsize supported by the NFS client, adjust
9 * NFS_MAX_FILE_IO_SIZE. 64KB is a typical maximum, but some servers can
10 * support a megabyte or more. The default is left at 4096 bytes, which is
11 * reasonable for NFS over UDP.
13 #define NFS_MAX_FILE_IO_SIZE (1048576U)
14 #define NFS_DEF_FILE_IO_SIZE (4096U)
15 #define NFS_MIN_FILE_IO_SIZE (1024U)
23 * Helper for checking equality between 2 fsids.
25 static inline int nfs_fsid_equal(const struct nfs_fsid *a, const struct nfs_fsid *b)
27 return a->major == b->major && a->minor == b->minor;
31 unsigned int valid; /* which fields are valid */
49 struct timespec atime;
50 struct timespec mtime;
51 struct timespec ctime;
52 __u64 change_attr; /* NFSv4 change attribute */
53 __u64 pre_change_attr;/* pre-op NFSv4 change attribute */
54 __u64 pre_size; /* pre_op_attr.size */
55 struct timespec pre_mtime; /* pre_op_attr.mtime */
56 struct timespec pre_ctime; /* pre_op_attr.ctime */
57 unsigned long time_start;
58 unsigned long gencount;
61 #define NFS_ATTR_FATTR_TYPE (1U << 0)
62 #define NFS_ATTR_FATTR_MODE (1U << 1)
63 #define NFS_ATTR_FATTR_NLINK (1U << 2)
64 #define NFS_ATTR_FATTR_OWNER (1U << 3)
65 #define NFS_ATTR_FATTR_GROUP (1U << 4)
66 #define NFS_ATTR_FATTR_RDEV (1U << 5)
67 #define NFS_ATTR_FATTR_SIZE (1U << 6)
68 #define NFS_ATTR_FATTR_PRESIZE (1U << 7)
69 #define NFS_ATTR_FATTR_BLOCKS_USED (1U << 8)
70 #define NFS_ATTR_FATTR_SPACE_USED (1U << 9)
71 #define NFS_ATTR_FATTR_FSID (1U << 10)
72 #define NFS_ATTR_FATTR_FILEID (1U << 11)
73 #define NFS_ATTR_FATTR_ATIME (1U << 12)
74 #define NFS_ATTR_FATTR_MTIME (1U << 13)
75 #define NFS_ATTR_FATTR_CTIME (1U << 14)
76 #define NFS_ATTR_FATTR_PREMTIME (1U << 15)
77 #define NFS_ATTR_FATTR_PRECTIME (1U << 16)
78 #define NFS_ATTR_FATTR_CHANGE (1U << 17)
79 #define NFS_ATTR_FATTR_PRECHANGE (1U << 18)
80 #define NFS_ATTR_FATTR_V4_REFERRAL (1U << 19) /* NFSv4 referral */
82 #define NFS_ATTR_FATTR (NFS_ATTR_FATTR_TYPE \
83 | NFS_ATTR_FATTR_MODE \
84 | NFS_ATTR_FATTR_NLINK \
85 | NFS_ATTR_FATTR_OWNER \
86 | NFS_ATTR_FATTR_GROUP \
87 | NFS_ATTR_FATTR_RDEV \
88 | NFS_ATTR_FATTR_SIZE \
89 | NFS_ATTR_FATTR_FSID \
90 | NFS_ATTR_FATTR_FILEID \
91 | NFS_ATTR_FATTR_ATIME \
92 | NFS_ATTR_FATTR_MTIME \
93 | NFS_ATTR_FATTR_CTIME)
94 #define NFS_ATTR_FATTR_V2 (NFS_ATTR_FATTR \
95 | NFS_ATTR_FATTR_BLOCKS_USED)
96 #define NFS_ATTR_FATTR_V3 (NFS_ATTR_FATTR \
97 | NFS_ATTR_FATTR_SPACE_USED)
98 #define NFS_ATTR_FATTR_V4 (NFS_ATTR_FATTR \
99 | NFS_ATTR_FATTR_SPACE_USED \
100 | NFS_ATTR_FATTR_CHANGE)
103 * Info on the file system
106 struct nfs_fattr *fattr; /* Post-op attributes */
107 __u32 rtmax; /* max. read transfer size */
108 __u32 rtpref; /* pref. read transfer size */
109 __u32 rtmult; /* reads should be multiple of this */
110 __u32 wtmax; /* max. write transfer size */
111 __u32 wtpref; /* pref. write transfer size */
112 __u32 wtmult; /* writes should be multiple of this */
113 __u32 dtpref; /* pref. readdir transfer size */
115 __u32 lease_time; /* in seconds */
119 struct nfs_fattr *fattr; /* Post-op attributes */
120 __u64 tbytes; /* total size in bytes */
121 __u64 fbytes; /* # of free bytes */
122 __u64 abytes; /* # of bytes available to user */
123 __u64 tfiles; /* # of files */
124 __u64 ffiles; /* # of free files */
125 __u64 afiles; /* # of files available to user */
129 __u32 tsize; /* Server transfer size */
130 __u32 bsize; /* Filesystem block size */
131 __u32 blocks; /* No. of "bsize" blocks on filesystem */
132 __u32 bfree; /* No. of free "bsize" blocks */
133 __u32 bavail; /* No. of available "bsize" blocks */
136 struct nfs_pathconf {
137 struct nfs_fattr *fattr; /* Post-op attributes */
138 __u32 max_link; /* max # of hard links */
139 __u32 max_namelen; /* max name length */
142 struct nfs4_change_info {
150 /* nfs41 sessions channel attributes */
151 struct nfs4_channel_attrs {
155 u32 max_resp_sz_cached;
160 /* nfs41 sessions slot seqid */
165 struct nfs4_sequence_args {
166 struct nfs4_session *sa_session;
171 struct nfs4_sequence_res {
172 struct nfs4_session *sr_session;
173 u8 sr_slotid; /* slot used to send request */
174 int sr_status; /* sequence operation status */
175 unsigned long sr_renewal_time;
179 struct nfs4_get_lease_time_args {
180 struct nfs4_sequence_args la_seq_args;
183 struct nfs4_get_lease_time_res {
184 struct nfs_fsinfo *lr_fsinfo;
185 struct nfs4_sequence_res lr_seq_res;
189 * Arguments to the open call.
191 struct nfs_openargs {
192 const struct nfs_fh * fh;
193 struct nfs_seqid * seqid;
199 struct iattr * attrs; /* UNCHECKED, GUARDED */
200 nfs4_verifier verifier; /* EXCLUSIVE */
201 nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */
202 fmode_t delegation_type; /* CLAIM_PREVIOUS */
204 const struct qstr * name;
205 const struct nfs_server *server; /* Needed for ID mapping */
208 struct nfs4_sequence_args seq_args;
212 nfs4_stateid stateid;
214 struct nfs4_change_info cinfo;
216 struct nfs_fattr * f_attr;
217 struct nfs_fattr * dir_attr;
218 struct nfs_seqid * seqid;
219 const struct nfs_server *server;
220 fmode_t delegation_type;
221 nfs4_stateid delegation;
224 __u32 attrset[NFS4_BITMAP_SIZE];
225 struct nfs4_sequence_res seq_res;
229 * Arguments to the open_confirm call.
231 struct nfs_open_confirmargs {
232 const struct nfs_fh * fh;
233 nfs4_stateid * stateid;
234 struct nfs_seqid * seqid;
237 struct nfs_open_confirmres {
238 nfs4_stateid stateid;
239 struct nfs_seqid * seqid;
243 * Arguments to the close call.
245 struct nfs_closeargs {
247 nfs4_stateid * stateid;
248 struct nfs_seqid * seqid;
251 struct nfs4_sequence_args seq_args;
254 struct nfs_closeres {
255 nfs4_stateid stateid;
256 struct nfs_fattr * fattr;
257 struct nfs_seqid * seqid;
258 const struct nfs_server *server;
259 struct nfs4_sequence_res seq_res;
262 * * Arguments to the lock,lockt, and locku call.
269 struct nfs_lock_args {
271 struct file_lock * fl;
272 struct nfs_seqid * lock_seqid;
273 nfs4_stateid * lock_stateid;
274 struct nfs_seqid * open_seqid;
275 nfs4_stateid * open_stateid;
276 struct nfs_lowner lock_owner;
277 unsigned char block : 1;
278 unsigned char reclaim : 1;
279 unsigned char new_lock_owner : 1;
280 struct nfs4_sequence_args seq_args;
283 struct nfs_lock_res {
284 nfs4_stateid stateid;
285 struct nfs_seqid * lock_seqid;
286 struct nfs_seqid * open_seqid;
287 struct nfs4_sequence_res seq_res;
290 struct nfs_locku_args {
292 struct file_lock * fl;
293 struct nfs_seqid * seqid;
294 nfs4_stateid * stateid;
295 struct nfs4_sequence_args seq_args;
298 struct nfs_locku_res {
299 nfs4_stateid stateid;
300 struct nfs_seqid * seqid;
301 struct nfs4_sequence_res seq_res;
304 struct nfs_lockt_args {
306 struct file_lock * fl;
307 struct nfs_lowner lock_owner;
308 struct nfs4_sequence_args seq_args;
311 struct nfs_lockt_res {
312 struct file_lock * denied; /* LOCK, LOCKT failed */
313 struct nfs4_sequence_res seq_res;
316 struct nfs4_delegreturnargs {
317 const struct nfs_fh *fhandle;
318 const nfs4_stateid *stateid;
320 struct nfs4_sequence_args seq_args;
323 struct nfs4_delegreturnres {
324 struct nfs_fattr * fattr;
325 const struct nfs_server *server;
326 struct nfs4_sequence_res seq_res;
330 * Arguments to the read call.
332 struct nfs_readargs {
334 struct nfs_open_context *context;
338 struct page ** pages;
339 struct nfs4_sequence_args seq_args;
343 struct nfs_fattr * fattr;
346 struct nfs4_sequence_res seq_res;
350 * Arguments to the write call.
352 struct nfs_writeargs {
354 struct nfs_open_context *context;
357 enum nfs3_stable_how stable;
359 struct page ** pages;
361 struct nfs4_sequence_args seq_args;
364 struct nfs_writeverf {
365 enum nfs3_stable_how committed;
369 struct nfs_writeres {
370 struct nfs_fattr * fattr;
371 struct nfs_writeverf * verf;
373 const struct nfs_server *server;
374 struct nfs4_sequence_res seq_res;
378 * Common arguments to the unlink call
380 struct nfs_removeargs {
381 const struct nfs_fh *fh;
384 struct nfs4_sequence_args seq_args;
387 struct nfs_removeres {
388 const struct nfs_server *server;
389 struct nfs4_change_info cinfo;
390 struct nfs_fattr dir_attr;
391 struct nfs4_sequence_res seq_res;
395 * Argument struct for decode_entry function
405 struct nfs_fattr * fattr;
409 * The following types are for NFSv2 only.
411 struct nfs_sattrargs {
413 struct iattr * sattr;
416 struct nfs_diropargs {
422 struct nfs_createargs {
426 struct iattr * sattr;
429 struct nfs_renameargs {
430 struct nfs_fh * fromfh;
431 const char * fromname;
432 unsigned int fromlen;
433 struct nfs_fh * tofh;
438 struct nfs_setattrargs {
440 nfs4_stateid stateid;
442 const struct nfs_server * server; /* Needed for name mapping */
444 struct nfs4_sequence_args seq_args;
447 struct nfs_setaclargs {
450 unsigned int acl_pgbase;
451 struct page ** acl_pages;
452 struct nfs4_sequence_args seq_args;
455 struct nfs_setaclres {
456 struct nfs4_sequence_res seq_res;
459 struct nfs_getaclargs {
462 unsigned int acl_pgbase;
463 struct page ** acl_pages;
464 struct nfs4_sequence_args seq_args;
467 struct nfs_getaclres {
469 struct nfs4_sequence_res seq_res;
472 struct nfs_setattrres {
473 struct nfs_fattr * fattr;
474 const struct nfs_server * server;
475 struct nfs4_sequence_res seq_res;
478 struct nfs_linkargs {
479 struct nfs_fh * fromfh;
480 struct nfs_fh * tofh;
485 struct nfs_symlinkargs {
486 struct nfs_fh * fromfh;
487 const char * fromname;
488 unsigned int fromlen;
489 struct page ** pages;
490 unsigned int pathlen;
491 struct iattr * sattr;
494 struct nfs_readdirargs {
498 struct page ** pages;
501 struct nfs3_getaclargs {
504 struct page ** pages;
507 struct nfs3_setaclargs {
508 struct inode * inode;
510 struct posix_acl * acl_access;
511 struct posix_acl * acl_default;
514 struct page ** pages;
519 struct nfs_fattr * fattr;
522 struct nfs_readlinkargs {
526 struct page ** pages;
529 struct nfs3_sattrargs {
531 struct iattr * sattr;
533 struct timespec guardtime;
536 struct nfs3_diropargs {
542 struct nfs3_accessargs {
547 struct nfs3_createargs {
551 struct iattr * sattr;
552 enum nfs3_createmode createmode;
556 struct nfs3_mkdirargs {
560 struct iattr * sattr;
563 struct nfs3_symlinkargs {
564 struct nfs_fh * fromfh;
565 const char * fromname;
566 unsigned int fromlen;
567 struct page ** pages;
568 unsigned int pathlen;
569 struct iattr * sattr;
572 struct nfs3_mknodargs {
576 enum nfs3_ftype type;
577 struct iattr * sattr;
581 struct nfs3_renameargs {
582 struct nfs_fh * fromfh;
583 const char * fromname;
584 unsigned int fromlen;
585 struct nfs_fh * tofh;
590 struct nfs3_linkargs {
591 struct nfs_fh * fromfh;
592 struct nfs_fh * tofh;
597 struct nfs3_readdirargs {
603 struct page ** pages;
606 struct nfs3_diropres {
607 struct nfs_fattr * dir_attr;
609 struct nfs_fattr * fattr;
612 struct nfs3_accessres {
613 struct nfs_fattr * fattr;
617 struct nfs3_readlinkargs {
621 struct page ** pages;
624 struct nfs3_renameres {
625 struct nfs_fattr * fromattr;
626 struct nfs_fattr * toattr;
629 struct nfs3_linkres {
630 struct nfs_fattr * dir_attr;
631 struct nfs_fattr * fattr;
634 struct nfs3_readdirres {
635 struct nfs_fattr * dir_attr;
640 struct nfs3_getaclres {
641 struct nfs_fattr * fattr;
643 unsigned int acl_access_count;
644 unsigned int acl_default_count;
645 struct posix_acl * acl_access;
646 struct posix_acl * acl_default;
651 typedef u64 clientid4;
653 struct nfs4_accessargs {
654 const struct nfs_fh * fh;
657 struct nfs4_sequence_args seq_args;
660 struct nfs4_accessres {
661 const struct nfs_server * server;
662 struct nfs_fattr * fattr;
665 struct nfs4_sequence_res seq_res;
668 struct nfs4_create_arg {
672 struct page ** pages;
674 } symlink; /* NF4LNK */
678 } device; /* NF4BLK, NF4CHR */
680 const struct qstr * name;
681 const struct nfs_server * server;
682 const struct iattr * attrs;
683 const struct nfs_fh * dir_fh;
685 struct nfs4_sequence_args seq_args;
688 struct nfs4_create_res {
689 const struct nfs_server * server;
691 struct nfs_fattr * fattr;
692 struct nfs4_change_info dir_cinfo;
693 struct nfs_fattr * dir_fattr;
694 struct nfs4_sequence_res seq_res;
697 struct nfs4_fsinfo_arg {
698 const struct nfs_fh * fh;
700 struct nfs4_sequence_args seq_args;
703 struct nfs4_fsinfo_res {
704 struct nfs_fsinfo *fsinfo;
705 struct nfs4_sequence_res seq_res;
708 struct nfs4_getattr_arg {
709 const struct nfs_fh * fh;
711 struct nfs4_sequence_args seq_args;
714 struct nfs4_getattr_res {
715 const struct nfs_server * server;
716 struct nfs_fattr * fattr;
717 struct nfs4_sequence_res seq_res;
720 struct nfs4_link_arg {
721 const struct nfs_fh * fh;
722 const struct nfs_fh * dir_fh;
723 const struct qstr * name;
725 struct nfs4_sequence_args seq_args;
728 struct nfs4_link_res {
729 const struct nfs_server * server;
730 struct nfs_fattr * fattr;
731 struct nfs4_change_info cinfo;
732 struct nfs_fattr * dir_attr;
733 struct nfs4_sequence_res seq_res;
737 struct nfs4_lookup_arg {
738 const struct nfs_fh * dir_fh;
739 const struct qstr * name;
741 struct nfs4_sequence_args seq_args;
744 struct nfs4_lookup_res {
745 const struct nfs_server * server;
746 struct nfs_fattr * fattr;
748 struct nfs4_sequence_res seq_res;
751 struct nfs4_lookup_root_arg {
753 struct nfs4_sequence_args seq_args;
756 struct nfs4_pathconf_arg {
757 const struct nfs_fh * fh;
759 struct nfs4_sequence_args seq_args;
762 struct nfs4_pathconf_res {
763 struct nfs_pathconf *pathconf;
764 struct nfs4_sequence_res seq_res;
767 struct nfs4_readdir_arg {
768 const struct nfs_fh * fh;
770 nfs4_verifier verifier;
772 struct page ** pages; /* zero-copy data */
773 unsigned int pgbase; /* zero-copy data */
775 struct nfs4_sequence_args seq_args;
778 struct nfs4_readdir_res {
779 nfs4_verifier verifier;
781 struct nfs4_sequence_res seq_res;
784 struct nfs4_readlink {
785 const struct nfs_fh * fh;
787 unsigned int pglen; /* zero-copy data */
788 struct page ** pages; /* zero-copy data */
789 struct nfs4_sequence_args seq_args;
792 struct nfs4_readlink_res {
793 struct nfs4_sequence_res seq_res;
796 struct nfs4_rename_arg {
797 const struct nfs_fh * old_dir;
798 const struct nfs_fh * new_dir;
799 const struct qstr * old_name;
800 const struct qstr * new_name;
802 struct nfs4_sequence_args seq_args;
805 struct nfs4_rename_res {
806 const struct nfs_server * server;
807 struct nfs4_change_info old_cinfo;
808 struct nfs_fattr * old_fattr;
809 struct nfs4_change_info new_cinfo;
810 struct nfs_fattr * new_fattr;
811 struct nfs4_sequence_res seq_res;
814 #define NFS4_SETCLIENTID_NAMELEN (127)
815 struct nfs4_setclientid {
816 const nfs4_verifier * sc_verifier;
817 unsigned int sc_name_len;
818 char sc_name[NFS4_SETCLIENTID_NAMELEN + 1];
820 unsigned int sc_netid_len;
821 char sc_netid[RPCBIND_MAXNETIDLEN + 1];
822 unsigned int sc_uaddr_len;
823 char sc_uaddr[RPCBIND_MAXUADDRLEN + 1];
827 struct nfs4_statfs_arg {
828 const struct nfs_fh * fh;
830 struct nfs4_sequence_args seq_args;
833 struct nfs4_statfs_res {
834 struct nfs_fsstat *fsstat;
835 struct nfs4_sequence_res seq_res;
838 struct nfs4_server_caps_arg {
839 struct nfs_fh *fhandle;
840 struct nfs4_sequence_args seq_args;
843 struct nfs4_server_caps_res {
848 struct nfs4_sequence_res seq_res;
856 #define NFS4_PATHNAME_MAXCOMPONENTS 512
857 struct nfs4_pathname {
858 unsigned int ncomponents;
859 struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS];
862 #define NFS4_FS_LOCATION_MAXSERVERS 10
863 struct nfs4_fs_location {
864 unsigned int nservers;
865 struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS];
866 struct nfs4_pathname rootpath;
869 #define NFS4_FS_LOCATIONS_MAXENTRIES 10
870 struct nfs4_fs_locations {
871 struct nfs_fattr fattr;
872 const struct nfs_server *server;
873 struct nfs4_pathname fs_path;
875 struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES];
878 struct nfs4_fs_locations_arg {
879 const struct nfs_fh *dir_fh;
880 const struct qstr *name;
883 struct nfs4_sequence_args seq_args;
886 struct nfs4_fs_locations_res {
887 struct nfs4_fs_locations *fs_locations;
888 struct nfs4_sequence_res seq_res;
891 #endif /* CONFIG_NFS_V4 */
898 #ifdef CONFIG_NFS_V4_1
899 struct nfs_impl_id4 {
904 struct nfstime4 date;
907 #define NFS4_EXCHANGE_ID_LEN (48)
908 struct nfs41_exchange_id_args {
909 struct nfs_client *client;
910 nfs4_verifier *verifier;
912 char id[NFS4_EXCHANGE_ID_LEN];
916 struct server_owner {
918 uint32_t major_id_sz;
919 char major_id[NFS4_OPAQUE_LIMIT];
922 struct server_scope {
923 uint32_t server_scope_sz;
924 char server_scope[NFS4_OPAQUE_LIMIT];
927 struct nfs41_exchange_id_res {
928 struct nfs_client *client;
932 struct nfs41_create_session_args {
933 struct nfs_client *client;
936 struct nfs4_channel_attrs fc_attrs; /* Fore Channel */
937 struct nfs4_channel_attrs bc_attrs; /* Back Channel */
940 struct nfs41_create_session_res {
941 struct nfs_client *client;
944 struct nfs41_reclaim_complete_args {
945 /* In the future extend to include curr_fh for use with migration */
946 unsigned char one_fs:1;
947 struct nfs4_sequence_args seq_args;
950 struct nfs41_reclaim_complete_res {
951 struct nfs4_sequence_res seq_res;
953 #endif /* CONFIG_NFS_V4_1 */
957 #define NFS_PAGEVEC_SIZE (8U)
959 struct nfs_read_data {
961 struct rpc_task task;
963 struct rpc_cred *cred;
964 struct nfs_fattr fattr; /* fattr storage */
965 struct list_head pages; /* Coalesced read requests */
966 struct nfs_page *req; /* multi ops per nfs_page */
967 struct page **pagevec;
968 unsigned int npages; /* Max length of pagevec */
969 struct nfs_readargs args;
970 struct nfs_readres res;
972 unsigned long timestamp; /* For lease renewal */
974 struct page *page_array[NFS_PAGEVEC_SIZE];
977 struct nfs_write_data {
979 struct rpc_task task;
981 struct rpc_cred *cred;
982 struct nfs_fattr fattr;
983 struct nfs_writeverf verf;
984 struct list_head pages; /* Coalesced requests we wish to flush */
985 struct nfs_page *req; /* multi ops per nfs_page */
986 struct page **pagevec;
987 unsigned int npages; /* Max length of pagevec */
988 struct nfs_writeargs args; /* argument struct */
989 struct nfs_writeres res; /* result struct */
991 unsigned long timestamp; /* For lease renewal */
993 struct page *page_array[NFS_PAGEVEC_SIZE];
996 struct nfs_access_entry;
999 * RPC procedure vector for NFSv2/NFSv3 demuxing
1001 struct nfs_rpc_ops {
1002 u32 version; /* Protocol version */
1003 const struct dentry_operations *dentry_ops;
1004 const struct inode_operations *dir_inode_ops;
1005 const struct inode_operations *file_inode_ops;
1007 int (*getroot) (struct nfs_server *, struct nfs_fh *,
1008 struct nfs_fsinfo *);
1009 int (*lookupfh)(struct nfs_server *, struct nfs_fh *,
1010 struct qstr *, struct nfs_fh *,
1011 struct nfs_fattr *);
1012 int (*getattr) (struct nfs_server *, struct nfs_fh *,
1013 struct nfs_fattr *);
1014 int (*setattr) (struct dentry *, struct nfs_fattr *,
1016 int (*lookup) (struct inode *, struct qstr *,
1017 struct nfs_fh *, struct nfs_fattr *);
1018 int (*access) (struct inode *, struct nfs_access_entry *);
1019 int (*readlink)(struct inode *, struct page *, unsigned int,
1021 int (*create) (struct inode *, struct dentry *,
1022 struct iattr *, int, struct nameidata *);
1023 int (*remove) (struct inode *, struct qstr *);
1024 void (*unlink_setup) (struct rpc_message *, struct inode *dir);
1025 int (*unlink_done) (struct rpc_task *, struct inode *);
1026 int (*rename) (struct inode *, struct qstr *,
1027 struct inode *, struct qstr *);
1028 int (*link) (struct inode *, struct inode *, struct qstr *);
1029 int (*symlink) (struct inode *, struct dentry *, struct page *,
1030 unsigned int, struct iattr *);
1031 int (*mkdir) (struct inode *, struct dentry *, struct iattr *);
1032 int (*rmdir) (struct inode *, struct qstr *);
1033 int (*readdir) (struct dentry *, struct rpc_cred *,
1034 u64, struct page *, unsigned int, int);
1035 int (*mknod) (struct inode *, struct dentry *, struct iattr *,
1037 int (*statfs) (struct nfs_server *, struct nfs_fh *,
1038 struct nfs_fsstat *);
1039 int (*fsinfo) (struct nfs_server *, struct nfs_fh *,
1040 struct nfs_fsinfo *);
1041 int (*pathconf) (struct nfs_server *, struct nfs_fh *,
1042 struct nfs_pathconf *);
1043 int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
1044 __be32 *(*decode_dirent)(__be32 *, struct nfs_entry *, int plus);
1045 void (*read_setup) (struct nfs_read_data *, struct rpc_message *);
1046 int (*read_done) (struct rpc_task *, struct nfs_read_data *);
1047 void (*write_setup) (struct nfs_write_data *, struct rpc_message *);
1048 int (*write_done) (struct rpc_task *, struct nfs_write_data *);
1049 void (*commit_setup) (struct nfs_write_data *, struct rpc_message *);
1050 int (*commit_done) (struct rpc_task *, struct nfs_write_data *);
1051 int (*lock)(struct file *, int, struct file_lock *);
1052 int (*lock_check_bounds)(const struct file_lock *);
1053 void (*clear_acl_cache)(struct inode *);
1054 void (*close_context)(struct nfs_open_context *ctx, int);
1058 * NFS_CALL(getattr, inode, (fattr));
1060 * NFS_PROTO(inode)->getattr(fattr);
1062 #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args
1065 * Function vectors etc. for the NFS client
1067 extern const struct nfs_rpc_ops nfs_v2_clientops;
1068 extern const struct nfs_rpc_ops nfs_v3_clientops;
1069 extern const struct nfs_rpc_ops nfs_v4_clientops;
1070 extern struct rpc_version nfs_version2;
1071 extern struct rpc_version nfs_version3;
1072 extern struct rpc_version nfs_version4;
1074 extern struct rpc_version nfsacl_version3;
1075 extern struct rpc_program nfsacl_program;