2 * linux/fs/nfsd/nfs3proc.c
4 * Process version 3 NFS requests.
6 * Copyright (C) 1996, 1997, 1998 Olaf Kirch <okir@monad.swb.de>
9 #include <linux/linkage.h>
10 #include <linux/time.h>
11 #include <linux/errno.h>
13 #include <linux/ext2_fs.h>
14 #include <linux/stat.h>
15 #include <linux/fcntl.h>
16 #include <linux/net.h>
18 #include <linux/unistd.h>
19 #include <linux/slab.h>
20 #include <linux/major.h>
22 #include <linux/sunrpc/svc.h>
23 #include <linux/nfsd/nfsd.h>
24 #include <linux/nfsd/cache.h>
25 #include <linux/nfsd/xdr3.h>
26 #include <linux/nfs3.h>
28 #define NFSDDBG_FACILITY NFSDDBG_PROC
30 #define RETURN_STATUS(st) { resp->status = (st); return (st); }
32 static int nfs3_ftypes
[] = {
39 S_IFSOCK
, /* NF3SOCK */
40 S_IFIFO
, /* NF3FIFO */
47 nfsd3_proc_null(struct svc_rqst
*rqstp
, void *argp
, void *resp
)
53 * Get a file's attributes
56 nfsd3_proc_getattr(struct svc_rqst
*rqstp
, struct nfsd_fhandle
*argp
,
57 struct nfsd3_attrstat
*resp
)
62 dprintk("nfsd: GETATTR(3) %s\n",
63 SVCFH_fmt(&argp
->fh
));
65 fh_copy(&resp
->fh
, &argp
->fh
);
66 nfserr
= fh_verify(rqstp
, &resp
->fh
, 0, MAY_NOP
);
68 RETURN_STATUS(nfserr
);
70 err
= vfs_getattr(resp
->fh
.fh_export
->ex_mnt
,
71 resp
->fh
.fh_dentry
, &resp
->stat
);
72 nfserr
= nfserrno(err
);
74 RETURN_STATUS(nfserr
);
78 * Set a file's attributes
81 nfsd3_proc_setattr(struct svc_rqst
*rqstp
, struct nfsd3_sattrargs
*argp
,
82 struct nfsd3_attrstat
*resp
)
86 dprintk("nfsd: SETATTR(3) %s\n",
87 SVCFH_fmt(&argp
->fh
));
89 fh_copy(&resp
->fh
, &argp
->fh
);
90 nfserr
= nfsd_setattr(rqstp
, &resp
->fh
, &argp
->attrs
,
91 argp
->check_guard
, argp
->guardtime
);
92 RETURN_STATUS(nfserr
);
96 * Look up a path name component
99 nfsd3_proc_lookup(struct svc_rqst
*rqstp
, struct nfsd3_diropargs
*argp
,
100 struct nfsd3_diropres
*resp
)
104 dprintk("nfsd: LOOKUP(3) %s %.*s\n",
105 SVCFH_fmt(&argp
->fh
),
109 fh_copy(&resp
->dirfh
, &argp
->fh
);
110 fh_init(&resp
->fh
, NFS3_FHSIZE
);
112 nfserr
= nfsd_lookup(rqstp
, &resp
->dirfh
,
116 RETURN_STATUS(nfserr
);
123 nfsd3_proc_access(struct svc_rqst
*rqstp
, struct nfsd3_accessargs
*argp
,
124 struct nfsd3_accessres
*resp
)
128 dprintk("nfsd: ACCESS(3) %s 0x%x\n",
129 SVCFH_fmt(&argp
->fh
),
132 fh_copy(&resp
->fh
, &argp
->fh
);
133 resp
->access
= argp
->access
;
134 nfserr
= nfsd_access(rqstp
, &resp
->fh
, &resp
->access
, NULL
);
135 RETURN_STATUS(nfserr
);
142 nfsd3_proc_readlink(struct svc_rqst
*rqstp
, struct nfsd3_readlinkargs
*argp
,
143 struct nfsd3_readlinkres
*resp
)
147 dprintk("nfsd: READLINK(3) %s\n", SVCFH_fmt(&argp
->fh
));
149 /* Read the symlink. */
150 fh_copy(&resp
->fh
, &argp
->fh
);
151 resp
->len
= NFS3_MAXPATHLEN
;
152 nfserr
= nfsd_readlink(rqstp
, &resp
->fh
, argp
->buffer
, &resp
->len
);
153 RETURN_STATUS(nfserr
);
157 * Read a portion of a file.
160 nfsd3_proc_read(struct svc_rqst
*rqstp
, struct nfsd3_readargs
*argp
,
161 struct nfsd3_readres
*resp
)
164 u32 max_blocksize
= svc_max_payload(rqstp
);
166 dprintk("nfsd: READ(3) %s %lu bytes at %lu\n",
167 SVCFH_fmt(&argp
->fh
),
168 (unsigned long) argp
->count
,
169 (unsigned long) argp
->offset
);
171 /* Obtain buffer pointer for payload.
172 * 1 (status) + 22 (post_op_attr) + 1 (count) + 1 (eof)
173 * + 1 (xdr opaque byte count) = 26
176 resp
->count
= argp
->count
;
177 if (max_blocksize
< resp
->count
)
178 resp
->count
= max_blocksize
;
180 svc_reserve(rqstp
, ((1 + NFS3_POST_OP_ATTR_WORDS
+ 3)<<2) + resp
->count
+4);
182 fh_copy(&resp
->fh
, &argp
->fh
);
183 nfserr
= nfsd_read(rqstp
, &resp
->fh
, NULL
,
185 rqstp
->rq_vec
, argp
->vlen
,
188 struct inode
*inode
= resp
->fh
.fh_dentry
->d_inode
;
190 resp
->eof
= (argp
->offset
+ resp
->count
) >= inode
->i_size
;
193 RETURN_STATUS(nfserr
);
197 * Write data to a file
200 nfsd3_proc_write(struct svc_rqst
*rqstp
, struct nfsd3_writeargs
*argp
,
201 struct nfsd3_writeres
*resp
)
205 dprintk("nfsd: WRITE(3) %s %d bytes at %ld%s\n",
206 SVCFH_fmt(&argp
->fh
),
208 (unsigned long) argp
->offset
,
209 argp
->stable
? " stable" : "");
211 fh_copy(&resp
->fh
, &argp
->fh
);
212 resp
->committed
= argp
->stable
;
213 nfserr
= nfsd_write(rqstp
, &resp
->fh
, NULL
,
215 rqstp
->rq_vec
, argp
->vlen
,
218 resp
->count
= argp
->count
;
219 RETURN_STATUS(nfserr
);
223 * With NFSv3, CREATE processing is a lot easier than with NFSv2.
224 * At least in theory; we'll see how it fares in practice when the
225 * first reports about SunOS compatibility problems start to pour in...
228 nfsd3_proc_create(struct svc_rqst
*rqstp
, struct nfsd3_createargs
*argp
,
229 struct nfsd3_diropres
*resp
)
231 svc_fh
*dirfhp
, *newfhp
= NULL
;
235 dprintk("nfsd: CREATE(3) %s %.*s\n",
236 SVCFH_fmt(&argp
->fh
),
240 dirfhp
= fh_copy(&resp
->dirfh
, &argp
->fh
);
241 newfhp
= fh_init(&resp
->fh
, NFS3_FHSIZE
);
244 /* Get the directory inode */
245 nfserr
= fh_verify(rqstp
, dirfhp
, S_IFDIR
, MAY_CREATE
);
247 RETURN_STATUS(nfserr
);
249 /* Unfudge the mode bits */
250 attr
->ia_mode
&= ~S_IFMT
;
251 if (!(attr
->ia_valid
& ATTR_MODE
)) {
252 attr
->ia_valid
|= ATTR_MODE
;
253 attr
->ia_mode
= S_IFREG
;
255 attr
->ia_mode
= (attr
->ia_mode
& ~S_IFMT
) | S_IFREG
;
258 /* Now create the file and set attributes */
259 nfserr
= nfsd_create_v3(rqstp
, dirfhp
, argp
->name
, argp
->len
,
261 argp
->createmode
, argp
->verf
, NULL
, NULL
);
263 RETURN_STATUS(nfserr
);
267 * Make directory. This operation is not idempotent.
270 nfsd3_proc_mkdir(struct svc_rqst
*rqstp
, struct nfsd3_createargs
*argp
,
271 struct nfsd3_diropres
*resp
)
275 dprintk("nfsd: MKDIR(3) %s %.*s\n",
276 SVCFH_fmt(&argp
->fh
),
280 argp
->attrs
.ia_valid
&= ~ATTR_SIZE
;
281 fh_copy(&resp
->dirfh
, &argp
->fh
);
282 fh_init(&resp
->fh
, NFS3_FHSIZE
);
283 nfserr
= nfsd_create(rqstp
, &resp
->dirfh
, argp
->name
, argp
->len
,
284 &argp
->attrs
, S_IFDIR
, 0, &resp
->fh
);
286 RETURN_STATUS(nfserr
);
290 nfsd3_proc_symlink(struct svc_rqst
*rqstp
, struct nfsd3_symlinkargs
*argp
,
291 struct nfsd3_diropres
*resp
)
295 dprintk("nfsd: SYMLINK(3) %s %.*s -> %.*s\n",
296 SVCFH_fmt(&argp
->ffh
),
297 argp
->flen
, argp
->fname
,
298 argp
->tlen
, argp
->tname
);
300 fh_copy(&resp
->dirfh
, &argp
->ffh
);
301 fh_init(&resp
->fh
, NFS3_FHSIZE
);
302 nfserr
= nfsd_symlink(rqstp
, &resp
->dirfh
, argp
->fname
, argp
->flen
,
303 argp
->tname
, argp
->tlen
,
304 &resp
->fh
, &argp
->attrs
);
305 RETURN_STATUS(nfserr
);
309 * Make socket/fifo/device.
312 nfsd3_proc_mknod(struct svc_rqst
*rqstp
, struct nfsd3_mknodargs
*argp
,
313 struct nfsd3_diropres
*resp
)
319 dprintk("nfsd: MKNOD(3) %s %.*s\n",
320 SVCFH_fmt(&argp
->fh
),
324 fh_copy(&resp
->dirfh
, &argp
->fh
);
325 fh_init(&resp
->fh
, NFS3_FHSIZE
);
327 if (argp
->ftype
== 0 || argp
->ftype
>= NF3BAD
)
328 RETURN_STATUS(nfserr_inval
);
329 if (argp
->ftype
== NF3CHR
|| argp
->ftype
== NF3BLK
) {
330 rdev
= MKDEV(argp
->major
, argp
->minor
);
331 if (MAJOR(rdev
) != argp
->major
||
332 MINOR(rdev
) != argp
->minor
)
333 RETURN_STATUS(nfserr_inval
);
335 if (argp
->ftype
!= NF3SOCK
&& argp
->ftype
!= NF3FIFO
)
336 RETURN_STATUS(nfserr_inval
);
338 type
= nfs3_ftypes
[argp
->ftype
];
339 nfserr
= nfsd_create(rqstp
, &resp
->dirfh
, argp
->name
, argp
->len
,
340 &argp
->attrs
, type
, rdev
, &resp
->fh
);
342 RETURN_STATUS(nfserr
);
346 * Remove file/fifo/socket etc.
349 nfsd3_proc_remove(struct svc_rqst
*rqstp
, struct nfsd3_diropargs
*argp
,
350 struct nfsd3_attrstat
*resp
)
354 dprintk("nfsd: REMOVE(3) %s %.*s\n",
355 SVCFH_fmt(&argp
->fh
),
359 /* Unlink. -S_IFDIR means file must not be a directory */
360 fh_copy(&resp
->fh
, &argp
->fh
);
361 nfserr
= nfsd_unlink(rqstp
, &resp
->fh
, -S_IFDIR
, argp
->name
, argp
->len
);
362 RETURN_STATUS(nfserr
);
369 nfsd3_proc_rmdir(struct svc_rqst
*rqstp
, struct nfsd3_diropargs
*argp
,
370 struct nfsd3_attrstat
*resp
)
374 dprintk("nfsd: RMDIR(3) %s %.*s\n",
375 SVCFH_fmt(&argp
->fh
),
379 fh_copy(&resp
->fh
, &argp
->fh
);
380 nfserr
= nfsd_unlink(rqstp
, &resp
->fh
, S_IFDIR
, argp
->name
, argp
->len
);
381 RETURN_STATUS(nfserr
);
385 nfsd3_proc_rename(struct svc_rqst
*rqstp
, struct nfsd3_renameargs
*argp
,
386 struct nfsd3_renameres
*resp
)
390 dprintk("nfsd: RENAME(3) %s %.*s ->\n",
391 SVCFH_fmt(&argp
->ffh
),
394 dprintk("nfsd: -> %s %.*s\n",
395 SVCFH_fmt(&argp
->tfh
),
399 fh_copy(&resp
->ffh
, &argp
->ffh
);
400 fh_copy(&resp
->tfh
, &argp
->tfh
);
401 nfserr
= nfsd_rename(rqstp
, &resp
->ffh
, argp
->fname
, argp
->flen
,
402 &resp
->tfh
, argp
->tname
, argp
->tlen
);
403 RETURN_STATUS(nfserr
);
407 nfsd3_proc_link(struct svc_rqst
*rqstp
, struct nfsd3_linkargs
*argp
,
408 struct nfsd3_linkres
*resp
)
412 dprintk("nfsd: LINK(3) %s ->\n",
413 SVCFH_fmt(&argp
->ffh
));
414 dprintk("nfsd: -> %s %.*s\n",
415 SVCFH_fmt(&argp
->tfh
),
419 fh_copy(&resp
->fh
, &argp
->ffh
);
420 fh_copy(&resp
->tfh
, &argp
->tfh
);
421 nfserr
= nfsd_link(rqstp
, &resp
->tfh
, argp
->tname
, argp
->tlen
,
423 RETURN_STATUS(nfserr
);
427 * Read a portion of a directory.
430 nfsd3_proc_readdir(struct svc_rqst
*rqstp
, struct nfsd3_readdirargs
*argp
,
431 struct nfsd3_readdirres
*resp
)
436 dprintk("nfsd: READDIR(3) %s %d bytes at %d\n",
437 SVCFH_fmt(&argp
->fh
),
438 argp
->count
, (u32
) argp
->cookie
);
440 /* Make sure we've room for the NULL ptr & eof flag, and shrink to
441 * client read size */
442 count
= (argp
->count
>> 2) - 2;
444 /* Read directory and encode entries on the fly */
445 fh_copy(&resp
->fh
, &argp
->fh
);
447 resp
->buflen
= count
;
448 resp
->common
.err
= nfs_ok
;
449 resp
->buffer
= argp
->buffer
;
451 nfserr
= nfsd_readdir(rqstp
, &resp
->fh
, (loff_t
*) &argp
->cookie
,
452 &resp
->common
, nfs3svc_encode_entry
);
453 memcpy(resp
->verf
, argp
->verf
, 8);
454 resp
->count
= resp
->buffer
- argp
->buffer
;
456 xdr_encode_hyper(resp
->offset
, argp
->cookie
);
458 RETURN_STATUS(nfserr
);
462 * Read a portion of a directory, including file handles and attrs.
463 * For now, we choose to ignore the dircount parameter.
466 nfsd3_proc_readdirplus(struct svc_rqst
*rqstp
, struct nfsd3_readdirargs
*argp
,
467 struct nfsd3_readdirres
*resp
)
473 caddr_t page_addr
= NULL
;
475 dprintk("nfsd: READDIR+(3) %s %d bytes at %d\n",
476 SVCFH_fmt(&argp
->fh
),
477 argp
->count
, (u32
) argp
->cookie
);
479 /* Convert byte count to number of words (i.e. >> 2),
480 * and reserve room for the NULL ptr & eof flag (-2 words) */
481 resp
->count
= (argp
->count
>> 2) - 2;
483 /* Read directory and encode entries on the fly */
484 fh_copy(&resp
->fh
, &argp
->fh
);
486 resp
->common
.err
= nfs_ok
;
487 resp
->buffer
= argp
->buffer
;
488 resp
->buflen
= resp
->count
;
490 offset
= argp
->cookie
;
491 nfserr
= nfsd_readdir(rqstp
, &resp
->fh
,
494 nfs3svc_encode_entry_plus
);
495 memcpy(resp
->verf
, argp
->verf
, 8);
496 for (i
=1; i
<rqstp
->rq_resused
; i
++) {
497 page_addr
= page_address(rqstp
->rq_respages
[i
]);
499 if (((caddr_t
)resp
->buffer
>= page_addr
) &&
500 ((caddr_t
)resp
->buffer
< page_addr
+ PAGE_SIZE
)) {
501 count
+= (caddr_t
)resp
->buffer
- page_addr
;
506 resp
->count
= count
>> 2;
508 if (unlikely(resp
->offset1
)) {
509 /* we ended up with offset on a page boundary */
510 *resp
->offset
= htonl(offset
>> 32);
511 *resp
->offset1
= htonl(offset
& 0xffffffff);
512 resp
->offset1
= NULL
;
514 xdr_encode_hyper(resp
->offset
, offset
);
518 RETURN_STATUS(nfserr
);
522 * Get file system stats
525 nfsd3_proc_fsstat(struct svc_rqst
* rqstp
, struct nfsd_fhandle
*argp
,
526 struct nfsd3_fsstatres
*resp
)
530 dprintk("nfsd: FSSTAT(3) %s\n",
531 SVCFH_fmt(&argp
->fh
));
533 nfserr
= nfsd_statfs(rqstp
, &argp
->fh
, &resp
->stats
);
535 RETURN_STATUS(nfserr
);
539 * Get file system info
542 nfsd3_proc_fsinfo(struct svc_rqst
* rqstp
, struct nfsd_fhandle
*argp
,
543 struct nfsd3_fsinfores
*resp
)
546 u32 max_blocksize
= svc_max_payload(rqstp
);
548 dprintk("nfsd: FSINFO(3) %s\n",
549 SVCFH_fmt(&argp
->fh
));
551 resp
->f_rtmax
= max_blocksize
;
552 resp
->f_rtpref
= max_blocksize
;
553 resp
->f_rtmult
= PAGE_SIZE
;
554 resp
->f_wtmax
= max_blocksize
;
555 resp
->f_wtpref
= max_blocksize
;
556 resp
->f_wtmult
= PAGE_SIZE
;
557 resp
->f_dtpref
= PAGE_SIZE
;
558 resp
->f_maxfilesize
= ~(u32
) 0;
559 resp
->f_properties
= NFS3_FSF_DEFAULT
;
561 nfserr
= fh_verify(rqstp
, &argp
->fh
, 0, MAY_NOP
);
563 /* Check special features of the file system. May request
564 * different read/write sizes for file systems known to have
565 * problems with large blocks */
567 struct super_block
*sb
= argp
->fh
.fh_dentry
->d_inode
->i_sb
;
569 /* Note that we don't care for remote fs's here */
570 if (sb
->s_magic
== 0x4d44 /* MSDOS_SUPER_MAGIC */) {
571 resp
->f_properties
= NFS3_FSF_BILLYBOY
;
573 resp
->f_maxfilesize
= sb
->s_maxbytes
;
577 RETURN_STATUS(nfserr
);
581 * Get pathconf info for the specified file
584 nfsd3_proc_pathconf(struct svc_rqst
* rqstp
, struct nfsd_fhandle
*argp
,
585 struct nfsd3_pathconfres
*resp
)
589 dprintk("nfsd: PATHCONF(3) %s\n",
590 SVCFH_fmt(&argp
->fh
));
592 /* Set default pathconf */
593 resp
->p_link_max
= 255; /* at least */
594 resp
->p_name_max
= 255; /* at least */
595 resp
->p_no_trunc
= 0;
596 resp
->p_chown_restricted
= 1;
597 resp
->p_case_insensitive
= 0;
598 resp
->p_case_preserving
= 1;
600 nfserr
= fh_verify(rqstp
, &argp
->fh
, 0, MAY_NOP
);
603 struct super_block
*sb
= argp
->fh
.fh_dentry
->d_inode
->i_sb
;
605 /* Note that we don't care for remote fs's here */
606 switch (sb
->s_magic
) {
607 case EXT2_SUPER_MAGIC
:
608 resp
->p_link_max
= EXT2_LINK_MAX
;
609 resp
->p_name_max
= EXT2_NAME_LEN
;
611 case 0x4d44: /* MSDOS_SUPER_MAGIC */
612 resp
->p_case_insensitive
= 1;
613 resp
->p_case_preserving
= 0;
619 RETURN_STATUS(nfserr
);
624 * Commit a file (range) to stable storage.
627 nfsd3_proc_commit(struct svc_rqst
* rqstp
, struct nfsd3_commitargs
*argp
,
628 struct nfsd3_commitres
*resp
)
632 dprintk("nfsd: COMMIT(3) %s %u@%Lu\n",
633 SVCFH_fmt(&argp
->fh
),
635 (unsigned long long) argp
->offset
);
637 if (argp
->offset
> NFS_OFFSET_MAX
)
638 RETURN_STATUS(nfserr_inval
);
640 fh_copy(&resp
->fh
, &argp
->fh
);
641 nfserr
= nfsd_commit(rqstp
, &resp
->fh
, argp
->offset
, argp
->count
);
643 RETURN_STATUS(nfserr
);
648 * NFSv3 Server procedures.
649 * Only the results of non-idempotent operations are cached.
651 #define nfs3svc_decode_voidargs NULL
652 #define nfs3svc_release_void NULL
653 #define nfs3svc_decode_fhandleargs nfs3svc_decode_fhandle
654 #define nfs3svc_encode_attrstatres nfs3svc_encode_attrstat
655 #define nfs3svc_encode_wccstatres nfs3svc_encode_wccstat
656 #define nfsd3_mkdirargs nfsd3_createargs
657 #define nfsd3_readdirplusargs nfsd3_readdirargs
658 #define nfsd3_fhandleargs nfsd_fhandle
659 #define nfsd3_fhandleres nfsd3_attrstat
660 #define nfsd3_attrstatres nfsd3_attrstat
661 #define nfsd3_wccstatres nfsd3_attrstat
662 #define nfsd3_createres nfsd3_diropres
663 #define nfsd3_voidres nfsd3_voidargs
664 struct nfsd3_voidargs
{ int dummy
; };
666 #define PROC(name, argt, rest, relt, cache, respsize) \
667 { (svc_procfunc) nfsd3_proc_##name, \
668 (kxdrproc_t) nfs3svc_decode_##argt##args, \
669 (kxdrproc_t) nfs3svc_encode_##rest##res, \
670 (kxdrproc_t) nfs3svc_release_##relt, \
671 sizeof(struct nfsd3_##argt##args), \
672 sizeof(struct nfsd3_##rest##res), \
678 #define ST 1 /* status*/
679 #define FH 17 /* filehandle with length */
680 #define AT 21 /* attributes */
681 #define pAT (1+AT) /* post attributes - conditional */
682 #define WC (7+pAT) /* WCC attributes */
684 static struct svc_procedure nfsd_procedures3
[22] = {
685 PROC(null
, void, void, void, RC_NOCACHE
, ST
),
686 PROC(getattr
, fhandle
, attrstat
, fhandle
, RC_NOCACHE
, ST
+AT
),
687 PROC(setattr
, sattr
, wccstat
, fhandle
, RC_REPLBUFF
, ST
+WC
),
688 PROC(lookup
, dirop
, dirop
, fhandle2
, RC_NOCACHE
, ST
+FH
+pAT
+pAT
),
689 PROC(access
, access
, access
, fhandle
, RC_NOCACHE
, ST
+pAT
+1),
690 PROC(readlink
, readlink
, readlink
, fhandle
, RC_NOCACHE
, ST
+pAT
+1+NFS3_MAXPATHLEN
/4),
691 PROC(read
, read
, read
, fhandle
, RC_NOCACHE
, ST
+pAT
+4+NFSSVC_MAXBLKSIZE
/4),
692 PROC(write
, write
, write
, fhandle
, RC_REPLBUFF
, ST
+WC
+4),
693 PROC(create
, create
, create
, fhandle2
, RC_REPLBUFF
, ST
+(1+FH
+pAT
)+WC
),
694 PROC(mkdir
, mkdir
, create
, fhandle2
, RC_REPLBUFF
, ST
+(1+FH
+pAT
)+WC
),
695 PROC(symlink
, symlink
, create
, fhandle2
, RC_REPLBUFF
, ST
+(1+FH
+pAT
)+WC
),
696 PROC(mknod
, mknod
, create
, fhandle2
, RC_REPLBUFF
, ST
+(1+FH
+pAT
)+WC
),
697 PROC(remove
, dirop
, wccstat
, fhandle
, RC_REPLBUFF
, ST
+WC
),
698 PROC(rmdir
, dirop
, wccstat
, fhandle
, RC_REPLBUFF
, ST
+WC
),
699 PROC(rename
, rename
, rename
, fhandle2
, RC_REPLBUFF
, ST
+WC
+WC
),
700 PROC(link
, link
, link
, fhandle2
, RC_REPLBUFF
, ST
+pAT
+WC
),
701 PROC(readdir
, readdir
, readdir
, fhandle
, RC_NOCACHE
, 0),
702 PROC(readdirplus
,readdirplus
, readdir
, fhandle
, RC_NOCACHE
, 0),
703 PROC(fsstat
, fhandle
, fsstat
, void, RC_NOCACHE
, ST
+pAT
+2*6+1),
704 PROC(fsinfo
, fhandle
, fsinfo
, void, RC_NOCACHE
, ST
+pAT
+12),
705 PROC(pathconf
, fhandle
, pathconf
, void, RC_NOCACHE
, ST
+pAT
+6),
706 PROC(commit
, commit
, commit
, fhandle
, RC_NOCACHE
, ST
+WC
+2),
709 struct svc_version nfsd_version3
= {
712 .vs_proc
= nfsd_procedures3
,
713 .vs_dispatch
= nfsd_dispatch
,
714 .vs_xdrsize
= NFS3_SVC_XDRSIZE
,