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 struct timespec time_delta; /* server time granularity */
116 __u32 lease_time; /* in seconds */
117 __u32 layouttype; /* supported pnfs layout driver */
121 struct nfs_fattr *fattr; /* Post-op attributes */
122 __u64 tbytes; /* total size in bytes */
123 __u64 fbytes; /* # of free bytes */
124 __u64 abytes; /* # of bytes available to user */
125 __u64 tfiles; /* # of files */
126 __u64 ffiles; /* # of free files */
127 __u64 afiles; /* # of files available to user */
131 __u32 tsize; /* Server transfer size */
132 __u32 bsize; /* Filesystem block size */
133 __u32 blocks; /* No. of "bsize" blocks on filesystem */
134 __u32 bfree; /* No. of free "bsize" blocks */
135 __u32 bavail; /* No. of available "bsize" blocks */
138 struct nfs_pathconf {
139 struct nfs_fattr *fattr; /* Post-op attributes */
140 __u32 max_link; /* max # of hard links */
141 __u32 max_namelen; /* max name length */
144 struct nfs4_change_info {
152 /* nfs41 sessions channel attributes */
153 struct nfs4_channel_attrs {
157 u32 max_resp_sz_cached;
162 /* nfs41 sessions slot seqid */
167 struct nfs4_sequence_args {
168 struct nfs4_session *sa_session;
173 struct nfs4_sequence_res {
174 struct nfs4_session *sr_session;
175 struct nfs4_slot *sr_slot; /* slot used to send request */
176 int sr_status; /* sequence operation status */
177 unsigned long sr_renewal_time;
181 struct nfs4_get_lease_time_args {
182 struct nfs4_sequence_args la_seq_args;
185 struct nfs4_get_lease_time_res {
186 struct nfs_fsinfo *lr_fsinfo;
187 struct nfs4_sequence_res lr_seq_res;
190 #define PNFS_LAYOUT_MAXSIZE 4096
192 struct nfs4_layoutdriver_data {
197 struct pnfs_layout_range {
203 struct nfs4_layoutget_args {
205 struct pnfs_layout_range range;
209 struct nfs_open_context *ctx;
210 struct nfs4_sequence_args seq_args;
213 struct nfs4_layoutget_res {
214 __u32 return_on_close;
215 struct pnfs_layout_range range;
217 nfs4_stateid stateid;
218 struct nfs4_layoutdriver_data layout;
219 struct nfs4_sequence_res seq_res;
222 struct nfs4_layoutget {
223 struct nfs4_layoutget_args args;
224 struct nfs4_layoutget_res res;
225 struct pnfs_layout_segment **lsegpp;
229 struct nfs4_getdeviceinfo_args {
230 struct pnfs_device *pdev;
231 struct nfs4_sequence_args seq_args;
234 struct nfs4_getdeviceinfo_res {
235 struct pnfs_device *pdev;
236 struct nfs4_sequence_res seq_res;
240 * Arguments to the open call.
242 struct nfs_openargs {
243 const struct nfs_fh * fh;
244 struct nfs_seqid * seqid;
251 struct iattr * attrs; /* UNCHECKED, GUARDED */
252 nfs4_verifier verifier; /* EXCLUSIVE */
254 nfs4_stateid delegation; /* CLAIM_DELEGATE_CUR */
255 fmode_t delegation_type; /* CLAIM_PREVIOUS */
257 const struct qstr * name;
258 const struct nfs_server *server; /* Needed for ID mapping */
261 struct nfs4_sequence_args seq_args;
265 nfs4_stateid stateid;
267 struct nfs4_change_info cinfo;
269 struct nfs_fattr * f_attr;
270 struct nfs_fattr * dir_attr;
271 struct nfs_seqid * seqid;
272 const struct nfs_server *server;
273 fmode_t delegation_type;
274 nfs4_stateid delegation;
277 __u32 attrset[NFS4_BITMAP_SIZE];
278 struct nfs4_sequence_res seq_res;
282 * Arguments to the open_confirm call.
284 struct nfs_open_confirmargs {
285 const struct nfs_fh * fh;
286 nfs4_stateid * stateid;
287 struct nfs_seqid * seqid;
290 struct nfs_open_confirmres {
291 nfs4_stateid stateid;
292 struct nfs_seqid * seqid;
296 * Arguments to the close call.
298 struct nfs_closeargs {
300 nfs4_stateid * stateid;
301 struct nfs_seqid * seqid;
304 struct nfs4_sequence_args seq_args;
307 struct nfs_closeres {
308 nfs4_stateid stateid;
309 struct nfs_fattr * fattr;
310 struct nfs_seqid * seqid;
311 const struct nfs_server *server;
312 struct nfs4_sequence_res seq_res;
315 * * Arguments to the lock,lockt, and locku call.
322 struct nfs_lock_args {
324 struct file_lock * fl;
325 struct nfs_seqid * lock_seqid;
326 nfs4_stateid * lock_stateid;
327 struct nfs_seqid * open_seqid;
328 nfs4_stateid * open_stateid;
329 struct nfs_lowner lock_owner;
330 unsigned char block : 1;
331 unsigned char reclaim : 1;
332 unsigned char new_lock_owner : 1;
333 struct nfs4_sequence_args seq_args;
336 struct nfs_lock_res {
337 nfs4_stateid stateid;
338 struct nfs_seqid * lock_seqid;
339 struct nfs_seqid * open_seqid;
340 struct nfs4_sequence_res seq_res;
343 struct nfs_locku_args {
345 struct file_lock * fl;
346 struct nfs_seqid * seqid;
347 nfs4_stateid * stateid;
348 struct nfs4_sequence_args seq_args;
351 struct nfs_locku_res {
352 nfs4_stateid stateid;
353 struct nfs_seqid * seqid;
354 struct nfs4_sequence_res seq_res;
357 struct nfs_lockt_args {
359 struct file_lock * fl;
360 struct nfs_lowner lock_owner;
361 struct nfs4_sequence_args seq_args;
364 struct nfs_lockt_res {
365 struct file_lock * denied; /* LOCK, LOCKT failed */
366 struct nfs4_sequence_res seq_res;
369 struct nfs_release_lockowner_args {
370 struct nfs_lowner lock_owner;
373 struct nfs4_delegreturnargs {
374 const struct nfs_fh *fhandle;
375 const nfs4_stateid *stateid;
377 struct nfs4_sequence_args seq_args;
380 struct nfs4_delegreturnres {
381 struct nfs_fattr * fattr;
382 const struct nfs_server *server;
383 struct nfs4_sequence_res seq_res;
387 * Arguments to the read call.
389 struct nfs_readargs {
391 struct nfs_open_context *context;
392 struct nfs_lock_context *lock_context;
396 struct page ** pages;
397 struct nfs4_sequence_args seq_args;
401 struct nfs_fattr * fattr;
404 struct nfs4_sequence_res seq_res;
408 * Arguments to the write call.
410 struct nfs_writeargs {
412 struct nfs_open_context *context;
413 struct nfs_lock_context *lock_context;
416 enum nfs3_stable_how stable;
418 struct page ** pages;
420 struct nfs4_sequence_args seq_args;
423 struct nfs_writeverf {
424 enum nfs3_stable_how committed;
428 struct nfs_writeres {
429 struct nfs_fattr * fattr;
430 struct nfs_writeverf * verf;
432 const struct nfs_server *server;
433 struct nfs4_sequence_res seq_res;
437 * Common arguments to the unlink call
439 struct nfs_removeargs {
440 const struct nfs_fh *fh;
443 struct nfs4_sequence_args seq_args;
446 struct nfs_removeres {
447 const struct nfs_server *server;
448 struct nfs_fattr *dir_attr;
449 struct nfs4_change_info cinfo;
450 struct nfs4_sequence_res seq_res;
454 * Common arguments to the rename call
456 struct nfs_renameargs {
457 const struct nfs_fh *old_dir;
458 const struct nfs_fh *new_dir;
459 const struct qstr *old_name;
460 const struct qstr *new_name;
462 struct nfs4_sequence_args seq_args;
465 struct nfs_renameres {
466 const struct nfs_server *server;
467 struct nfs4_change_info old_cinfo;
468 struct nfs_fattr *old_fattr;
469 struct nfs4_change_info new_cinfo;
470 struct nfs_fattr *new_fattr;
471 struct nfs4_sequence_res seq_res;
475 * Argument struct for decode_entry function
485 struct nfs_fattr * fattr;
489 * The following types are for NFSv2 only.
491 struct nfs_sattrargs {
493 struct iattr * sattr;
496 struct nfs_diropargs {
502 struct nfs_createargs {
506 struct iattr * sattr;
509 struct nfs_setattrargs {
511 nfs4_stateid stateid;
513 const struct nfs_server * server; /* Needed for name mapping */
515 struct nfs4_sequence_args seq_args;
518 struct nfs_setaclargs {
521 unsigned int acl_pgbase;
522 struct page ** acl_pages;
523 struct nfs4_sequence_args seq_args;
526 struct nfs_setaclres {
527 struct nfs4_sequence_res seq_res;
530 struct nfs_getaclargs {
533 unsigned int acl_pgbase;
534 struct page ** acl_pages;
535 struct nfs4_sequence_args seq_args;
538 struct nfs_getaclres {
540 struct nfs4_sequence_res seq_res;
543 struct nfs_setattrres {
544 struct nfs_fattr * fattr;
545 const struct nfs_server * server;
546 struct nfs4_sequence_res seq_res;
549 struct nfs_linkargs {
550 struct nfs_fh * fromfh;
551 struct nfs_fh * tofh;
556 struct nfs_symlinkargs {
557 struct nfs_fh * fromfh;
558 const char * fromname;
559 unsigned int fromlen;
560 struct page ** pages;
561 unsigned int pathlen;
562 struct iattr * sattr;
565 struct nfs_readdirargs {
569 struct page ** pages;
572 struct nfs3_getaclargs {
575 struct page ** pages;
578 struct nfs3_setaclargs {
579 struct inode * inode;
581 struct posix_acl * acl_access;
582 struct posix_acl * acl_default;
585 struct page ** pages;
590 struct nfs_fattr * fattr;
593 struct nfs_readlinkargs {
597 struct page ** pages;
600 struct nfs3_sattrargs {
602 struct iattr * sattr;
604 struct timespec guardtime;
607 struct nfs3_diropargs {
613 struct nfs3_accessargs {
618 struct nfs3_createargs {
622 struct iattr * sattr;
623 enum nfs3_createmode createmode;
627 struct nfs3_mkdirargs {
631 struct iattr * sattr;
634 struct nfs3_symlinkargs {
635 struct nfs_fh * fromfh;
636 const char * fromname;
637 unsigned int fromlen;
638 struct page ** pages;
639 unsigned int pathlen;
640 struct iattr * sattr;
643 struct nfs3_mknodargs {
647 enum nfs3_ftype type;
648 struct iattr * sattr;
652 struct nfs3_linkargs {
653 struct nfs_fh * fromfh;
654 struct nfs_fh * tofh;
659 struct nfs3_readdirargs {
665 struct page ** pages;
668 struct nfs3_diropres {
669 struct nfs_fattr * dir_attr;
671 struct nfs_fattr * fattr;
674 struct nfs3_accessres {
675 struct nfs_fattr * fattr;
679 struct nfs3_readlinkargs {
683 struct page ** pages;
686 struct nfs3_linkres {
687 struct nfs_fattr * dir_attr;
688 struct nfs_fattr * fattr;
691 struct nfs3_readdirres {
692 struct nfs_fattr * dir_attr;
697 struct nfs3_getaclres {
698 struct nfs_fattr * fattr;
700 unsigned int acl_access_count;
701 unsigned int acl_default_count;
702 struct posix_acl * acl_access;
703 struct posix_acl * acl_default;
708 typedef u64 clientid4;
710 struct nfs4_accessargs {
711 const struct nfs_fh * fh;
714 struct nfs4_sequence_args seq_args;
717 struct nfs4_accessres {
718 const struct nfs_server * server;
719 struct nfs_fattr * fattr;
722 struct nfs4_sequence_res seq_res;
725 struct nfs4_create_arg {
729 struct page ** pages;
731 } symlink; /* NF4LNK */
735 } device; /* NF4BLK, NF4CHR */
737 const struct qstr * name;
738 const struct nfs_server * server;
739 const struct iattr * attrs;
740 const struct nfs_fh * dir_fh;
742 struct nfs4_sequence_args seq_args;
745 struct nfs4_create_res {
746 const struct nfs_server * server;
748 struct nfs_fattr * fattr;
749 struct nfs4_change_info dir_cinfo;
750 struct nfs_fattr * dir_fattr;
751 struct nfs4_sequence_res seq_res;
754 struct nfs4_fsinfo_arg {
755 const struct nfs_fh * fh;
757 struct nfs4_sequence_args seq_args;
760 struct nfs4_fsinfo_res {
761 struct nfs_fsinfo *fsinfo;
762 struct nfs4_sequence_res seq_res;
765 struct nfs4_getattr_arg {
766 const struct nfs_fh * fh;
768 struct nfs4_sequence_args seq_args;
771 struct nfs4_getattr_res {
772 const struct nfs_server * server;
773 struct nfs_fattr * fattr;
774 struct nfs4_sequence_res seq_res;
777 struct nfs4_link_arg {
778 const struct nfs_fh * fh;
779 const struct nfs_fh * dir_fh;
780 const struct qstr * name;
782 struct nfs4_sequence_args seq_args;
785 struct nfs4_link_res {
786 const struct nfs_server * server;
787 struct nfs_fattr * fattr;
788 struct nfs4_change_info cinfo;
789 struct nfs_fattr * dir_attr;
790 struct nfs4_sequence_res seq_res;
794 struct nfs4_lookup_arg {
795 const struct nfs_fh * dir_fh;
796 const struct qstr * name;
798 struct nfs4_sequence_args seq_args;
801 struct nfs4_lookup_res {
802 const struct nfs_server * server;
803 struct nfs_fattr * fattr;
805 struct nfs4_sequence_res seq_res;
808 struct nfs4_lookup_root_arg {
810 struct nfs4_sequence_args seq_args;
813 struct nfs4_pathconf_arg {
814 const struct nfs_fh * fh;
816 struct nfs4_sequence_args seq_args;
819 struct nfs4_pathconf_res {
820 struct nfs_pathconf *pathconf;
821 struct nfs4_sequence_res seq_res;
824 struct nfs4_readdir_arg {
825 const struct nfs_fh * fh;
827 nfs4_verifier verifier;
829 struct page ** pages; /* zero-copy data */
830 unsigned int pgbase; /* zero-copy data */
833 struct nfs4_sequence_args seq_args;
836 struct nfs4_readdir_res {
837 nfs4_verifier verifier;
839 struct nfs4_sequence_res seq_res;
842 struct nfs4_readlink {
843 const struct nfs_fh * fh;
845 unsigned int pglen; /* zero-copy data */
846 struct page ** pages; /* zero-copy data */
847 struct nfs4_sequence_args seq_args;
850 struct nfs4_readlink_res {
851 struct nfs4_sequence_res seq_res;
854 #define NFS4_SETCLIENTID_NAMELEN (127)
855 struct nfs4_setclientid {
856 const nfs4_verifier * sc_verifier;
857 unsigned int sc_name_len;
858 char sc_name[NFS4_SETCLIENTID_NAMELEN + 1];
860 unsigned int sc_netid_len;
861 char sc_netid[RPCBIND_MAXNETIDLEN + 1];
862 unsigned int sc_uaddr_len;
863 char sc_uaddr[RPCBIND_MAXUADDRLEN + 1];
867 struct nfs4_setclientid_res {
869 nfs4_verifier confirm;
872 struct nfs4_statfs_arg {
873 const struct nfs_fh * fh;
875 struct nfs4_sequence_args seq_args;
878 struct nfs4_statfs_res {
879 struct nfs_fsstat *fsstat;
880 struct nfs4_sequence_res seq_res;
883 struct nfs4_server_caps_arg {
884 struct nfs_fh *fhandle;
885 struct nfs4_sequence_args seq_args;
888 struct nfs4_server_caps_res {
893 struct nfs4_sequence_res seq_res;
901 #define NFS4_PATHNAME_MAXCOMPONENTS 512
902 struct nfs4_pathname {
903 unsigned int ncomponents;
904 struct nfs4_string components[NFS4_PATHNAME_MAXCOMPONENTS];
907 #define NFS4_FS_LOCATION_MAXSERVERS 10
908 struct nfs4_fs_location {
909 unsigned int nservers;
910 struct nfs4_string servers[NFS4_FS_LOCATION_MAXSERVERS];
911 struct nfs4_pathname rootpath;
914 #define NFS4_FS_LOCATIONS_MAXENTRIES 10
915 struct nfs4_fs_locations {
916 struct nfs_fattr fattr;
917 const struct nfs_server *server;
918 struct nfs4_pathname fs_path;
920 struct nfs4_fs_location locations[NFS4_FS_LOCATIONS_MAXENTRIES];
923 struct nfs4_fs_locations_arg {
924 const struct nfs_fh *dir_fh;
925 const struct qstr *name;
928 struct nfs4_sequence_args seq_args;
931 struct nfs4_fs_locations_res {
932 struct nfs4_fs_locations *fs_locations;
933 struct nfs4_sequence_res seq_res;
936 #endif /* CONFIG_NFS_V4 */
943 #ifdef CONFIG_NFS_V4_1
944 struct nfs_impl_id4 {
949 struct nfstime4 date;
952 #define NFS4_EXCHANGE_ID_LEN (48)
953 struct nfs41_exchange_id_args {
954 struct nfs_client *client;
955 nfs4_verifier *verifier;
957 char id[NFS4_EXCHANGE_ID_LEN];
961 struct server_owner {
963 uint32_t major_id_sz;
964 char major_id[NFS4_OPAQUE_LIMIT];
967 struct server_scope {
968 uint32_t server_scope_sz;
969 char server_scope[NFS4_OPAQUE_LIMIT];
972 struct nfs41_exchange_id_res {
973 struct nfs_client *client;
977 struct nfs41_create_session_args {
978 struct nfs_client *client;
981 struct nfs4_channel_attrs fc_attrs; /* Fore Channel */
982 struct nfs4_channel_attrs bc_attrs; /* Back Channel */
985 struct nfs41_create_session_res {
986 struct nfs_client *client;
989 struct nfs41_reclaim_complete_args {
990 /* In the future extend to include curr_fh for use with migration */
991 unsigned char one_fs:1;
992 struct nfs4_sequence_args seq_args;
995 struct nfs41_reclaim_complete_res {
996 struct nfs4_sequence_res seq_res;
998 #endif /* CONFIG_NFS_V4_1 */
1002 #define NFS_PAGEVEC_SIZE (8U)
1004 struct nfs_read_data {
1006 struct rpc_task task;
1007 struct inode *inode;
1008 struct rpc_cred *cred;
1009 struct nfs_fattr fattr; /* fattr storage */
1010 struct list_head pages; /* Coalesced read requests */
1011 struct nfs_page *req; /* multi ops per nfs_page */
1012 struct page **pagevec;
1013 unsigned int npages; /* Max length of pagevec */
1014 struct nfs_readargs args;
1015 struct nfs_readres res;
1016 #ifdef CONFIG_NFS_V4
1017 unsigned long timestamp; /* For lease renewal */
1019 struct page *page_array[NFS_PAGEVEC_SIZE];
1022 struct nfs_write_data {
1024 struct rpc_task task;
1025 struct inode *inode;
1026 struct rpc_cred *cred;
1027 struct nfs_fattr fattr;
1028 struct nfs_writeverf verf;
1029 struct list_head pages; /* Coalesced requests we wish to flush */
1030 struct nfs_page *req; /* multi ops per nfs_page */
1031 struct page **pagevec;
1032 unsigned int npages; /* Max length of pagevec */
1033 struct nfs_writeargs args; /* argument struct */
1034 struct nfs_writeres res; /* result struct */
1035 #ifdef CONFIG_NFS_V4
1036 unsigned long timestamp; /* For lease renewal */
1038 struct page *page_array[NFS_PAGEVEC_SIZE];
1041 struct nfs_access_entry;
1044 * RPC procedure vector for NFSv2/NFSv3 demuxing
1046 struct nfs_rpc_ops {
1047 u32 version; /* Protocol version */
1048 const struct dentry_operations *dentry_ops;
1049 const struct inode_operations *dir_inode_ops;
1050 const struct inode_operations *file_inode_ops;
1052 int (*getroot) (struct nfs_server *, struct nfs_fh *,
1053 struct nfs_fsinfo *);
1054 int (*lookupfh)(struct nfs_server *, struct nfs_fh *,
1055 struct qstr *, struct nfs_fh *,
1056 struct nfs_fattr *);
1057 int (*getattr) (struct nfs_server *, struct nfs_fh *,
1058 struct nfs_fattr *);
1059 int (*setattr) (struct dentry *, struct nfs_fattr *,
1061 int (*lookup) (struct inode *, struct qstr *,
1062 struct nfs_fh *, struct nfs_fattr *);
1063 int (*access) (struct inode *, struct nfs_access_entry *);
1064 int (*readlink)(struct inode *, struct page *, unsigned int,
1066 int (*create) (struct inode *, struct dentry *,
1067 struct iattr *, int, struct nfs_open_context *);
1068 int (*remove) (struct inode *, struct qstr *);
1069 void (*unlink_setup) (struct rpc_message *, struct inode *dir);
1070 int (*unlink_done) (struct rpc_task *, struct inode *);
1071 int (*rename) (struct inode *, struct qstr *,
1072 struct inode *, struct qstr *);
1073 void (*rename_setup) (struct rpc_message *msg, struct inode *dir);
1074 int (*rename_done) (struct rpc_task *task, struct inode *old_dir, struct inode *new_dir);
1075 int (*link) (struct inode *, struct inode *, struct qstr *);
1076 int (*symlink) (struct inode *, struct dentry *, struct page *,
1077 unsigned int, struct iattr *);
1078 int (*mkdir) (struct inode *, struct dentry *, struct iattr *);
1079 int (*rmdir) (struct inode *, struct qstr *);
1080 int (*readdir) (struct dentry *, struct rpc_cred *,
1081 u64, struct page **, unsigned int, int);
1082 int (*mknod) (struct inode *, struct dentry *, struct iattr *,
1084 int (*statfs) (struct nfs_server *, struct nfs_fh *,
1085 struct nfs_fsstat *);
1086 int (*fsinfo) (struct nfs_server *, struct nfs_fh *,
1087 struct nfs_fsinfo *);
1088 int (*pathconf) (struct nfs_server *, struct nfs_fh *,
1089 struct nfs_pathconf *);
1090 int (*set_capabilities)(struct nfs_server *, struct nfs_fh *);
1091 __be32 *(*decode_dirent)(struct xdr_stream *, struct nfs_entry *, struct nfs_server *, int plus);
1092 void (*read_setup) (struct nfs_read_data *, struct rpc_message *);
1093 int (*read_done) (struct rpc_task *, struct nfs_read_data *);
1094 void (*write_setup) (struct nfs_write_data *, struct rpc_message *);
1095 int (*write_done) (struct rpc_task *, struct nfs_write_data *);
1096 void (*commit_setup) (struct nfs_write_data *, struct rpc_message *);
1097 int (*commit_done) (struct rpc_task *, struct nfs_write_data *);
1098 int (*lock)(struct file *, int, struct file_lock *);
1099 int (*lock_check_bounds)(const struct file_lock *);
1100 void (*clear_acl_cache)(struct inode *);
1101 void (*close_context)(struct nfs_open_context *ctx, int);
1102 struct inode * (*open_context) (struct inode *dir,
1103 struct nfs_open_context *ctx,
1105 struct iattr *iattr);
1109 * NFS_CALL(getattr, inode, (fattr));
1111 * NFS_PROTO(inode)->getattr(fattr);
1113 #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args
1116 * Function vectors etc. for the NFS client
1118 extern const struct nfs_rpc_ops nfs_v2_clientops;
1119 extern const struct nfs_rpc_ops nfs_v3_clientops;
1120 extern const struct nfs_rpc_ops nfs_v4_clientops;
1121 extern struct rpc_version nfs_version2;
1122 extern struct rpc_version nfs_version3;
1123 extern struct rpc_version nfs_version4;
1125 extern struct rpc_version nfsacl_version3;
1126 extern struct rpc_program nfsacl_program;