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
;
200 struct iattr
* attrs
; /* UNCHECKED, GUARDED */
201 nfs4_verifier verifier
; /* EXCLUSIVE */
203 nfs4_stateid delegation
; /* CLAIM_DELEGATE_CUR */
204 fmode_t delegation_type
; /* CLAIM_PREVIOUS */
206 const struct qstr
* name
;
207 const struct nfs_server
*server
; /* Needed for ID mapping */
210 struct nfs4_sequence_args seq_args
;
214 nfs4_stateid stateid
;
216 struct nfs4_change_info cinfo
;
218 struct nfs_fattr
* f_attr
;
219 struct nfs_fattr
* dir_attr
;
220 struct nfs_seqid
* seqid
;
221 const struct nfs_server
*server
;
222 fmode_t delegation_type
;
223 nfs4_stateid delegation
;
226 __u32 attrset
[NFS4_BITMAP_SIZE
];
227 struct nfs4_sequence_res seq_res
;
231 * Arguments to the open_confirm call.
233 struct nfs_open_confirmargs
{
234 const struct nfs_fh
* fh
;
235 nfs4_stateid
* stateid
;
236 struct nfs_seqid
* seqid
;
239 struct nfs_open_confirmres
{
240 nfs4_stateid stateid
;
241 struct nfs_seqid
* seqid
;
245 * Arguments to the close call.
247 struct nfs_closeargs
{
249 nfs4_stateid
* stateid
;
250 struct nfs_seqid
* seqid
;
253 struct nfs4_sequence_args seq_args
;
256 struct nfs_closeres
{
257 nfs4_stateid stateid
;
258 struct nfs_fattr
* fattr
;
259 struct nfs_seqid
* seqid
;
260 const struct nfs_server
*server
;
261 struct nfs4_sequence_res seq_res
;
264 * * Arguments to the lock,lockt, and locku call.
271 struct nfs_lock_args
{
273 struct file_lock
* fl
;
274 struct nfs_seqid
* lock_seqid
;
275 nfs4_stateid
* lock_stateid
;
276 struct nfs_seqid
* open_seqid
;
277 nfs4_stateid
* open_stateid
;
278 struct nfs_lowner lock_owner
;
279 unsigned char block
: 1;
280 unsigned char reclaim
: 1;
281 unsigned char new_lock_owner
: 1;
282 struct nfs4_sequence_args seq_args
;
285 struct nfs_lock_res
{
286 nfs4_stateid stateid
;
287 struct nfs_seqid
* lock_seqid
;
288 struct nfs_seqid
* open_seqid
;
289 struct nfs4_sequence_res seq_res
;
292 struct nfs_locku_args
{
294 struct file_lock
* fl
;
295 struct nfs_seqid
* seqid
;
296 nfs4_stateid
* stateid
;
297 struct nfs4_sequence_args seq_args
;
300 struct nfs_locku_res
{
301 nfs4_stateid stateid
;
302 struct nfs_seqid
* seqid
;
303 struct nfs4_sequence_res seq_res
;
306 struct nfs_lockt_args
{
308 struct file_lock
* fl
;
309 struct nfs_lowner lock_owner
;
310 struct nfs4_sequence_args seq_args
;
313 struct nfs_lockt_res
{
314 struct file_lock
* denied
; /* LOCK, LOCKT failed */
315 struct nfs4_sequence_res seq_res
;
318 struct nfs_release_lockowner_args
{
319 struct nfs_lowner lock_owner
;
322 struct nfs4_delegreturnargs
{
323 const struct nfs_fh
*fhandle
;
324 const nfs4_stateid
*stateid
;
326 struct nfs4_sequence_args seq_args
;
329 struct nfs4_delegreturnres
{
330 struct nfs_fattr
* fattr
;
331 const struct nfs_server
*server
;
332 struct nfs4_sequence_res seq_res
;
336 * Arguments to the read call.
338 struct nfs_readargs
{
340 struct nfs_open_context
*context
;
341 struct nfs_lock_context
*lock_context
;
345 struct page
** pages
;
346 struct nfs4_sequence_args seq_args
;
350 struct nfs_fattr
* fattr
;
353 struct nfs4_sequence_res seq_res
;
357 * Arguments to the write call.
359 struct nfs_writeargs
{
361 struct nfs_open_context
*context
;
362 struct nfs_lock_context
*lock_context
;
365 enum nfs3_stable_how stable
;
367 struct page
** pages
;
369 struct nfs4_sequence_args seq_args
;
372 struct nfs_writeverf
{
373 enum nfs3_stable_how committed
;
377 struct nfs_writeres
{
378 struct nfs_fattr
* fattr
;
379 struct nfs_writeverf
* verf
;
381 const struct nfs_server
*server
;
382 struct nfs4_sequence_res seq_res
;
386 * Common arguments to the unlink call
388 struct nfs_removeargs
{
389 const struct nfs_fh
*fh
;
392 struct nfs4_sequence_args seq_args
;
395 struct nfs_removeres
{
396 const struct nfs_server
*server
;
397 struct nfs_fattr
*dir_attr
;
398 struct nfs4_change_info cinfo
;
399 struct nfs4_sequence_res seq_res
;
403 * Common arguments to the rename call
405 struct nfs_renameargs
{
406 const struct nfs_fh
*old_dir
;
407 const struct nfs_fh
*new_dir
;
408 const struct qstr
*old_name
;
409 const struct qstr
*new_name
;
411 struct nfs4_sequence_args seq_args
;
414 struct nfs_renameres
{
415 const struct nfs_server
*server
;
416 struct nfs4_change_info old_cinfo
;
417 struct nfs_fattr
*old_fattr
;
418 struct nfs4_change_info new_cinfo
;
419 struct nfs_fattr
*new_fattr
;
420 struct nfs4_sequence_res seq_res
;
424 * Argument struct for decode_entry function
434 struct nfs_fattr
* fattr
;
438 * The following types are for NFSv2 only.
440 struct nfs_sattrargs
{
442 struct iattr
* sattr
;
445 struct nfs_diropargs
{
451 struct nfs_createargs
{
455 struct iattr
* sattr
;
458 struct nfs_setattrargs
{
460 nfs4_stateid stateid
;
462 const struct nfs_server
* server
; /* Needed for name mapping */
464 struct nfs4_sequence_args seq_args
;
467 struct nfs_setaclargs
{
470 unsigned int acl_pgbase
;
471 struct page
** acl_pages
;
472 struct nfs4_sequence_args seq_args
;
475 struct nfs_setaclres
{
476 struct nfs4_sequence_res seq_res
;
479 struct nfs_getaclargs
{
482 unsigned int acl_pgbase
;
483 struct page
** acl_pages
;
484 struct nfs4_sequence_args seq_args
;
487 struct nfs_getaclres
{
489 struct nfs4_sequence_res seq_res
;
492 struct nfs_setattrres
{
493 struct nfs_fattr
* fattr
;
494 const struct nfs_server
* server
;
495 struct nfs4_sequence_res seq_res
;
498 struct nfs_linkargs
{
499 struct nfs_fh
* fromfh
;
500 struct nfs_fh
* tofh
;
505 struct nfs_symlinkargs
{
506 struct nfs_fh
* fromfh
;
507 const char * fromname
;
508 unsigned int fromlen
;
509 struct page
** pages
;
510 unsigned int pathlen
;
511 struct iattr
* sattr
;
514 struct nfs_readdirargs
{
518 struct page
** pages
;
521 struct nfs3_getaclargs
{
524 struct page
** pages
;
527 struct nfs3_setaclargs
{
528 struct inode
* inode
;
530 struct posix_acl
* acl_access
;
531 struct posix_acl
* acl_default
;
534 struct page
** pages
;
539 struct nfs_fattr
* fattr
;
542 struct nfs_readlinkargs
{
546 struct page
** pages
;
549 struct nfs3_sattrargs
{
551 struct iattr
* sattr
;
553 struct timespec guardtime
;
556 struct nfs3_diropargs
{
562 struct nfs3_accessargs
{
567 struct nfs3_createargs
{
571 struct iattr
* sattr
;
572 enum nfs3_createmode createmode
;
576 struct nfs3_mkdirargs
{
580 struct iattr
* sattr
;
583 struct nfs3_symlinkargs
{
584 struct nfs_fh
* fromfh
;
585 const char * fromname
;
586 unsigned int fromlen
;
587 struct page
** pages
;
588 unsigned int pathlen
;
589 struct iattr
* sattr
;
592 struct nfs3_mknodargs
{
596 enum nfs3_ftype type
;
597 struct iattr
* sattr
;
601 struct nfs3_linkargs
{
602 struct nfs_fh
* fromfh
;
603 struct nfs_fh
* tofh
;
608 struct nfs3_readdirargs
{
614 struct page
** pages
;
617 struct nfs3_diropres
{
618 struct nfs_fattr
* dir_attr
;
620 struct nfs_fattr
* fattr
;
623 struct nfs3_accessres
{
624 struct nfs_fattr
* fattr
;
628 struct nfs3_readlinkargs
{
632 struct page
** pages
;
635 struct nfs3_linkres
{
636 struct nfs_fattr
* dir_attr
;
637 struct nfs_fattr
* fattr
;
640 struct nfs3_readdirres
{
641 struct nfs_fattr
* dir_attr
;
646 struct nfs3_getaclres
{
647 struct nfs_fattr
* fattr
;
649 unsigned int acl_access_count
;
650 unsigned int acl_default_count
;
651 struct posix_acl
* acl_access
;
652 struct posix_acl
* acl_default
;
657 typedef u64 clientid4
;
659 struct nfs4_accessargs
{
660 const struct nfs_fh
* fh
;
663 struct nfs4_sequence_args seq_args
;
666 struct nfs4_accessres
{
667 const struct nfs_server
* server
;
668 struct nfs_fattr
* fattr
;
671 struct nfs4_sequence_res seq_res
;
674 struct nfs4_create_arg
{
678 struct page
** pages
;
680 } symlink
; /* NF4LNK */
684 } device
; /* NF4BLK, NF4CHR */
686 const struct qstr
* name
;
687 const struct nfs_server
* server
;
688 const struct iattr
* attrs
;
689 const struct nfs_fh
* dir_fh
;
691 struct nfs4_sequence_args seq_args
;
694 struct nfs4_create_res
{
695 const struct nfs_server
* server
;
697 struct nfs_fattr
* fattr
;
698 struct nfs4_change_info dir_cinfo
;
699 struct nfs_fattr
* dir_fattr
;
700 struct nfs4_sequence_res seq_res
;
703 struct nfs4_fsinfo_arg
{
704 const struct nfs_fh
* fh
;
706 struct nfs4_sequence_args seq_args
;
709 struct nfs4_fsinfo_res
{
710 struct nfs_fsinfo
*fsinfo
;
711 struct nfs4_sequence_res seq_res
;
714 struct nfs4_getattr_arg
{
715 const struct nfs_fh
* fh
;
717 struct nfs4_sequence_args seq_args
;
720 struct nfs4_getattr_res
{
721 const struct nfs_server
* server
;
722 struct nfs_fattr
* fattr
;
723 struct nfs4_sequence_res seq_res
;
726 struct nfs4_link_arg
{
727 const struct nfs_fh
* fh
;
728 const struct nfs_fh
* dir_fh
;
729 const struct qstr
* name
;
731 struct nfs4_sequence_args seq_args
;
734 struct nfs4_link_res
{
735 const struct nfs_server
* server
;
736 struct nfs_fattr
* fattr
;
737 struct nfs4_change_info cinfo
;
738 struct nfs_fattr
* dir_attr
;
739 struct nfs4_sequence_res seq_res
;
743 struct nfs4_lookup_arg
{
744 const struct nfs_fh
* dir_fh
;
745 const struct qstr
* name
;
747 struct nfs4_sequence_args seq_args
;
750 struct nfs4_lookup_res
{
751 const struct nfs_server
* server
;
752 struct nfs_fattr
* fattr
;
754 struct nfs4_sequence_res seq_res
;
757 struct nfs4_lookup_root_arg
{
759 struct nfs4_sequence_args seq_args
;
762 struct nfs4_pathconf_arg
{
763 const struct nfs_fh
* fh
;
765 struct nfs4_sequence_args seq_args
;
768 struct nfs4_pathconf_res
{
769 struct nfs_pathconf
*pathconf
;
770 struct nfs4_sequence_res seq_res
;
773 struct nfs4_readdir_arg
{
774 const struct nfs_fh
* fh
;
776 nfs4_verifier verifier
;
778 struct page
** pages
; /* zero-copy data */
779 unsigned int pgbase
; /* zero-copy data */
781 struct nfs4_sequence_args seq_args
;
784 struct nfs4_readdir_res
{
785 nfs4_verifier verifier
;
787 struct nfs4_sequence_res seq_res
;
790 struct nfs4_readlink
{
791 const struct nfs_fh
* fh
;
793 unsigned int pglen
; /* zero-copy data */
794 struct page
** pages
; /* zero-copy data */
795 struct nfs4_sequence_args seq_args
;
798 struct nfs4_readlink_res
{
799 struct nfs4_sequence_res seq_res
;
802 #define NFS4_SETCLIENTID_NAMELEN (127)
803 struct nfs4_setclientid
{
804 const nfs4_verifier
* sc_verifier
;
805 unsigned int sc_name_len
;
806 char sc_name
[NFS4_SETCLIENTID_NAMELEN
+ 1];
808 unsigned int sc_netid_len
;
809 char sc_netid
[RPCBIND_MAXNETIDLEN
+ 1];
810 unsigned int sc_uaddr_len
;
811 char sc_uaddr
[RPCBIND_MAXUADDRLEN
+ 1];
815 struct nfs4_setclientid_res
{
817 nfs4_verifier confirm
;
820 struct nfs4_statfs_arg
{
821 const struct nfs_fh
* fh
;
823 struct nfs4_sequence_args seq_args
;
826 struct nfs4_statfs_res
{
827 struct nfs_fsstat
*fsstat
;
828 struct nfs4_sequence_res seq_res
;
831 struct nfs4_server_caps_arg
{
832 struct nfs_fh
*fhandle
;
833 struct nfs4_sequence_args seq_args
;
836 struct nfs4_server_caps_res
{
841 struct nfs4_sequence_res seq_res
;
849 #define NFS4_PATHNAME_MAXCOMPONENTS 512
850 struct nfs4_pathname
{
851 unsigned int ncomponents
;
852 struct nfs4_string components
[NFS4_PATHNAME_MAXCOMPONENTS
];
855 #define NFS4_FS_LOCATION_MAXSERVERS 10
856 struct nfs4_fs_location
{
857 unsigned int nservers
;
858 struct nfs4_string servers
[NFS4_FS_LOCATION_MAXSERVERS
];
859 struct nfs4_pathname rootpath
;
862 #define NFS4_FS_LOCATIONS_MAXENTRIES 10
863 struct nfs4_fs_locations
{
864 struct nfs_fattr fattr
;
865 const struct nfs_server
*server
;
866 struct nfs4_pathname fs_path
;
868 struct nfs4_fs_location locations
[NFS4_FS_LOCATIONS_MAXENTRIES
];
871 struct nfs4_fs_locations_arg
{
872 const struct nfs_fh
*dir_fh
;
873 const struct qstr
*name
;
876 struct nfs4_sequence_args seq_args
;
879 struct nfs4_fs_locations_res
{
880 struct nfs4_fs_locations
*fs_locations
;
881 struct nfs4_sequence_res seq_res
;
884 #endif /* CONFIG_NFS_V4 */
891 #ifdef CONFIG_NFS_V4_1
892 struct nfs_impl_id4
{
897 struct nfstime4 date
;
900 #define NFS4_EXCHANGE_ID_LEN (48)
901 struct nfs41_exchange_id_args
{
902 struct nfs_client
*client
;
903 nfs4_verifier
*verifier
;
905 char id
[NFS4_EXCHANGE_ID_LEN
];
909 struct server_owner
{
911 uint32_t major_id_sz
;
912 char major_id
[NFS4_OPAQUE_LIMIT
];
915 struct server_scope
{
916 uint32_t server_scope_sz
;
917 char server_scope
[NFS4_OPAQUE_LIMIT
];
920 struct nfs41_exchange_id_res
{
921 struct nfs_client
*client
;
925 struct nfs41_create_session_args
{
926 struct nfs_client
*client
;
929 struct nfs4_channel_attrs fc_attrs
; /* Fore Channel */
930 struct nfs4_channel_attrs bc_attrs
; /* Back Channel */
933 struct nfs41_create_session_res
{
934 struct nfs_client
*client
;
937 struct nfs41_reclaim_complete_args
{
938 /* In the future extend to include curr_fh for use with migration */
939 unsigned char one_fs
:1;
940 struct nfs4_sequence_args seq_args
;
943 struct nfs41_reclaim_complete_res
{
944 struct nfs4_sequence_res seq_res
;
946 #endif /* CONFIG_NFS_V4_1 */
950 #define NFS_PAGEVEC_SIZE (8U)
952 struct nfs_read_data
{
954 struct rpc_task task
;
956 struct rpc_cred
*cred
;
957 struct nfs_fattr fattr
; /* fattr storage */
958 struct list_head pages
; /* Coalesced read requests */
959 struct nfs_page
*req
; /* multi ops per nfs_page */
960 struct page
**pagevec
;
961 unsigned int npages
; /* Max length of pagevec */
962 struct nfs_readargs args
;
963 struct nfs_readres res
;
965 unsigned long timestamp
; /* For lease renewal */
967 struct page
*page_array
[NFS_PAGEVEC_SIZE
];
970 struct nfs_write_data
{
972 struct rpc_task task
;
974 struct rpc_cred
*cred
;
975 struct nfs_fattr fattr
;
976 struct nfs_writeverf verf
;
977 struct list_head pages
; /* Coalesced requests we wish to flush */
978 struct nfs_page
*req
; /* multi ops per nfs_page */
979 struct page
**pagevec
;
980 unsigned int npages
; /* Max length of pagevec */
981 struct nfs_writeargs args
; /* argument struct */
982 struct nfs_writeres res
; /* result struct */
984 unsigned long timestamp
; /* For lease renewal */
986 struct page
*page_array
[NFS_PAGEVEC_SIZE
];
989 struct nfs_access_entry
;
992 * RPC procedure vector for NFSv2/NFSv3 demuxing
995 u32 version
; /* Protocol version */
996 const struct dentry_operations
*dentry_ops
;
997 const struct inode_operations
*dir_inode_ops
;
998 const struct inode_operations
*file_inode_ops
;
1000 int (*getroot
) (struct nfs_server
*, struct nfs_fh
*,
1001 struct nfs_fsinfo
*);
1002 int (*lookupfh
)(struct nfs_server
*, struct nfs_fh
*,
1003 struct qstr
*, struct nfs_fh
*,
1004 struct nfs_fattr
*);
1005 int (*getattr
) (struct nfs_server
*, struct nfs_fh
*,
1006 struct nfs_fattr
*);
1007 int (*setattr
) (struct dentry
*, struct nfs_fattr
*,
1009 int (*lookup
) (struct inode
*, struct qstr
*,
1010 struct nfs_fh
*, struct nfs_fattr
*);
1011 int (*access
) (struct inode
*, struct nfs_access_entry
*);
1012 int (*readlink
)(struct inode
*, struct page
*, unsigned int,
1014 int (*create
) (struct inode
*, struct dentry
*,
1015 struct iattr
*, int, struct nfs_open_context
*);
1016 int (*remove
) (struct inode
*, struct qstr
*);
1017 void (*unlink_setup
) (struct rpc_message
*, struct inode
*dir
);
1018 int (*unlink_done
) (struct rpc_task
*, struct inode
*);
1019 int (*rename
) (struct inode
*, struct qstr
*,
1020 struct inode
*, struct qstr
*);
1021 void (*rename_setup
) (struct rpc_message
*msg
, struct inode
*dir
);
1022 int (*rename_done
) (struct rpc_task
*task
, struct inode
*old_dir
, struct inode
*new_dir
);
1023 int (*link
) (struct inode
*, struct inode
*, struct qstr
*);
1024 int (*symlink
) (struct inode
*, struct dentry
*, struct page
*,
1025 unsigned int, struct iattr
*);
1026 int (*mkdir
) (struct inode
*, struct dentry
*, struct iattr
*);
1027 int (*rmdir
) (struct inode
*, struct qstr
*);
1028 int (*readdir
) (struct dentry
*, struct rpc_cred
*,
1029 u64
, struct page
*, unsigned int, int);
1030 int (*mknod
) (struct inode
*, struct dentry
*, struct iattr
*,
1032 int (*statfs
) (struct nfs_server
*, struct nfs_fh
*,
1033 struct nfs_fsstat
*);
1034 int (*fsinfo
) (struct nfs_server
*, struct nfs_fh
*,
1035 struct nfs_fsinfo
*);
1036 int (*pathconf
) (struct nfs_server
*, struct nfs_fh
*,
1037 struct nfs_pathconf
*);
1038 int (*set_capabilities
)(struct nfs_server
*, struct nfs_fh
*);
1039 __be32
*(*decode_dirent
)(__be32
*, struct nfs_entry
*, int plus
);
1040 void (*read_setup
) (struct nfs_read_data
*, struct rpc_message
*);
1041 int (*read_done
) (struct rpc_task
*, struct nfs_read_data
*);
1042 void (*write_setup
) (struct nfs_write_data
*, struct rpc_message
*);
1043 int (*write_done
) (struct rpc_task
*, struct nfs_write_data
*);
1044 void (*commit_setup
) (struct nfs_write_data
*, struct rpc_message
*);
1045 int (*commit_done
) (struct rpc_task
*, struct nfs_write_data
*);
1046 int (*lock
)(struct file
*, int, struct file_lock
*);
1047 int (*lock_check_bounds
)(const struct file_lock
*);
1048 void (*clear_acl_cache
)(struct inode
*);
1049 void (*close_context
)(struct nfs_open_context
*ctx
, int);
1050 struct inode
* (*open_context
) (struct inode
*dir
,
1051 struct nfs_open_context
*ctx
,
1053 struct iattr
*iattr
);
1057 * NFS_CALL(getattr, inode, (fattr));
1059 * NFS_PROTO(inode)->getattr(fattr);
1061 #define NFS_CALL(op, inode, args) NFS_PROTO(inode)->op args
1064 * Function vectors etc. for the NFS client
1066 extern const struct nfs_rpc_ops nfs_v2_clientops
;
1067 extern const struct nfs_rpc_ops nfs_v3_clientops
;
1068 extern const struct nfs_rpc_ops nfs_v4_clientops
;
1069 extern struct rpc_version nfs_version2
;
1070 extern struct rpc_version nfs_version3
;
1071 extern struct rpc_version nfs_version4
;
1073 extern struct rpc_version nfsacl_version3
;
1074 extern struct rpc_program nfsacl_program
;