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Commit | Line | Data |
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b2441318 | 1 | // SPDX-License-Identifier: GPL-2.0 |
1da177e4 | 2 | /* |
1da177e4 LT |
3 | * Process version 3 NFS requests. |
4 | * | |
5 | * Copyright (C) 1996, 1997, 1998 Olaf Kirch <okir@monad.swb.de> | |
6 | */ | |
7 | ||
1da177e4 LT |
8 | #include <linux/fs.h> |
9 | #include <linux/ext2_fs.h> | |
12214cb7 | 10 | #include <linux/magic.h> |
1da177e4 | 11 | |
9a74af21 BH |
12 | #include "cache.h" |
13 | #include "xdr3.h" | |
0a3adade | 14 | #include "vfs.h" |
1da177e4 LT |
15 | |
16 | #define NFSDDBG_FACILITY NFSDDBG_PROC | |
17 | ||
1da177e4 LT |
18 | static int nfs3_ftypes[] = { |
19 | 0, /* NF3NON */ | |
20 | S_IFREG, /* NF3REG */ | |
21 | S_IFDIR, /* NF3DIR */ | |
22 | S_IFBLK, /* NF3BLK */ | |
23 | S_IFCHR, /* NF3CHR */ | |
24 | S_IFLNK, /* NF3LNK */ | |
25 | S_IFSOCK, /* NF3SOCK */ | |
26 | S_IFIFO, /* NF3FIFO */ | |
27 | }; | |
28 | ||
29 | /* | |
30 | * NULL call. | |
31 | */ | |
7111c66e | 32 | static __be32 |
a6beb732 | 33 | nfsd3_proc_null(struct svc_rqst *rqstp) |
1da177e4 | 34 | { |
cc028a10 | 35 | return rpc_success; |
1da177e4 LT |
36 | } |
37 | ||
38 | /* | |
39 | * Get a file's attributes | |
40 | */ | |
7111c66e | 41 | static __be32 |
a6beb732 | 42 | nfsd3_proc_getattr(struct svc_rqst *rqstp) |
1da177e4 | 43 | { |
a6beb732 CH |
44 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
45 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
46 | |
47 | dprintk("nfsd: GETATTR(3) %s\n", | |
a334de28 | 48 | SVCFH_fmt(&argp->fh)); |
1da177e4 LT |
49 | |
50 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
51 | resp->status = fh_verify(rqstp, &resp->fh, 0, |
52 | NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT); | |
53 | if (resp->status != nfs_ok) | |
54 | goto out; | |
55 | ||
56 | resp->status = fh_getattr(&resp->fh, &resp->stat); | |
57 | out: | |
cc028a10 | 58 | return rpc_success; |
1da177e4 LT |
59 | } |
60 | ||
61 | /* | |
62 | * Set a file's attributes | |
63 | */ | |
7111c66e | 64 | static __be32 |
a6beb732 | 65 | nfsd3_proc_setattr(struct svc_rqst *rqstp) |
1da177e4 | 66 | { |
a6beb732 CH |
67 | struct nfsd3_sattrargs *argp = rqstp->rq_argp; |
68 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
69 | |
70 | dprintk("nfsd: SETATTR(3) %s\n", | |
71 | SVCFH_fmt(&argp->fh)); | |
72 | ||
73 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
74 | resp->status = nfsd_setattr(rqstp, &resp->fh, &argp->attrs, |
75 | argp->check_guard, argp->guardtime); | |
cc028a10 | 76 | return rpc_success; |
1da177e4 LT |
77 | } |
78 | ||
79 | /* | |
80 | * Look up a path name component | |
81 | */ | |
7111c66e | 82 | static __be32 |
a6beb732 | 83 | nfsd3_proc_lookup(struct svc_rqst *rqstp) |
1da177e4 | 84 | { |
a6beb732 CH |
85 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
86 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 LT |
87 | |
88 | dprintk("nfsd: LOOKUP(3) %s %.*s\n", | |
89 | SVCFH_fmt(&argp->fh), | |
90 | argp->len, | |
91 | argp->name); | |
92 | ||
93 | fh_copy(&resp->dirfh, &argp->fh); | |
94 | fh_init(&resp->fh, NFS3_FHSIZE); | |
95 | ||
14168d67 CL |
96 | resp->status = nfsd_lookup(rqstp, &resp->dirfh, |
97 | argp->name, argp->len, | |
98 | &resp->fh); | |
cc028a10 | 99 | return rpc_success; |
1da177e4 LT |
100 | } |
101 | ||
102 | /* | |
103 | * Check file access | |
104 | */ | |
7111c66e | 105 | static __be32 |
a6beb732 | 106 | nfsd3_proc_access(struct svc_rqst *rqstp) |
1da177e4 | 107 | { |
a6beb732 CH |
108 | struct nfsd3_accessargs *argp = rqstp->rq_argp; |
109 | struct nfsd3_accessres *resp = rqstp->rq_resp; | |
1da177e4 LT |
110 | |
111 | dprintk("nfsd: ACCESS(3) %s 0x%x\n", | |
112 | SVCFH_fmt(&argp->fh), | |
113 | argp->access); | |
114 | ||
115 | fh_copy(&resp->fh, &argp->fh); | |
116 | resp->access = argp->access; | |
14168d67 | 117 | resp->status = nfsd_access(rqstp, &resp->fh, &resp->access, NULL); |
cc028a10 | 118 | return rpc_success; |
1da177e4 LT |
119 | } |
120 | ||
121 | /* | |
122 | * Read a symlink. | |
123 | */ | |
7111c66e | 124 | static __be32 |
a6beb732 | 125 | nfsd3_proc_readlink(struct svc_rqst *rqstp) |
1da177e4 | 126 | { |
a6beb732 CH |
127 | struct nfsd3_readlinkargs *argp = rqstp->rq_argp; |
128 | struct nfsd3_readlinkres *resp = rqstp->rq_resp; | |
1da177e4 LT |
129 | |
130 | dprintk("nfsd: READLINK(3) %s\n", SVCFH_fmt(&argp->fh)); | |
131 | ||
132 | /* Read the symlink. */ | |
133 | fh_copy(&resp->fh, &argp->fh); | |
134 | resp->len = NFS3_MAXPATHLEN; | |
14168d67 | 135 | resp->status = nfsd_readlink(rqstp, &resp->fh, argp->buffer, &resp->len); |
cc028a10 | 136 | return rpc_success; |
1da177e4 LT |
137 | } |
138 | ||
139 | /* | |
140 | * Read a portion of a file. | |
141 | */ | |
7111c66e | 142 | static __be32 |
a6beb732 | 143 | nfsd3_proc_read(struct svc_rqst *rqstp) |
1da177e4 | 144 | { |
a6beb732 CH |
145 | struct nfsd3_readargs *argp = rqstp->rq_argp; |
146 | struct nfsd3_readres *resp = rqstp->rq_resp; | |
7adae489 | 147 | u32 max_blocksize = svc_max_payload(rqstp); |
ac503e4a | 148 | unsigned long cnt = min(argp->count, max_blocksize); |
1da177e4 | 149 | |
18b631f8 | 150 | dprintk("nfsd: READ(3) %s %lu bytes at %Lu\n", |
1da177e4 LT |
151 | SVCFH_fmt(&argp->fh), |
152 | (unsigned long) argp->count, | |
18b631f8 | 153 | (unsigned long long) argp->offset); |
1da177e4 LT |
154 | |
155 | /* Obtain buffer pointer for payload. | |
156 | * 1 (status) + 22 (post_op_attr) + 1 (count) + 1 (eof) | |
157 | * + 1 (xdr opaque byte count) = 26 | |
158 | */ | |
ac503e4a | 159 | resp->count = cnt; |
cd123012 | 160 | svc_reserve_auth(rqstp, ((1 + NFS3_POST_OP_ATTR_WORDS + 3)<<2) + resp->count +4); |
1da177e4 LT |
161 | |
162 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
163 | resp->status = nfsd_read(rqstp, &resp->fh, argp->offset, |
164 | rqstp->rq_vec, argp->vlen, &resp->count, | |
165 | &resp->eof); | |
cc028a10 | 166 | return rpc_success; |
1da177e4 LT |
167 | } |
168 | ||
169 | /* | |
170 | * Write data to a file | |
171 | */ | |
7111c66e | 172 | static __be32 |
a6beb732 | 173 | nfsd3_proc_write(struct svc_rqst *rqstp) |
1da177e4 | 174 | { |
a6beb732 CH |
175 | struct nfsd3_writeargs *argp = rqstp->rq_argp; |
176 | struct nfsd3_writeres *resp = rqstp->rq_resp; | |
31dec253 | 177 | unsigned long cnt = argp->len; |
8154ef27 | 178 | unsigned int nvecs; |
1da177e4 | 179 | |
18b631f8 | 180 | dprintk("nfsd: WRITE(3) %s %d bytes at %Lu%s\n", |
1da177e4 LT |
181 | SVCFH_fmt(&argp->fh), |
182 | argp->len, | |
18b631f8 | 183 | (unsigned long long) argp->offset, |
1da177e4 LT |
184 | argp->stable? " stable" : ""); |
185 | ||
186 | fh_copy(&resp->fh, &argp->fh); | |
187 | resp->committed = argp->stable; | |
3fd9557a CL |
188 | nvecs = svc_fill_write_vector(rqstp, rqstp->rq_arg.pages, |
189 | &argp->first, cnt); | |
14168d67 CL |
190 | if (!nvecs) { |
191 | resp->status = nfserr_io; | |
192 | goto out; | |
193 | } | |
194 | resp->status = nfsd_write(rqstp, &resp->fh, argp->offset, | |
195 | rqstp->rq_vec, nvecs, &cnt, | |
196 | resp->committed, resp->verf); | |
31dec253 | 197 | resp->count = cnt; |
14168d67 | 198 | out: |
cc028a10 | 199 | return rpc_success; |
1da177e4 LT |
200 | } |
201 | ||
202 | /* | |
203 | * With NFSv3, CREATE processing is a lot easier than with NFSv2. | |
204 | * At least in theory; we'll see how it fares in practice when the | |
205 | * first reports about SunOS compatibility problems start to pour in... | |
206 | */ | |
7111c66e | 207 | static __be32 |
a6beb732 | 208 | nfsd3_proc_create(struct svc_rqst *rqstp) |
1da177e4 | 209 | { |
a6beb732 CH |
210 | struct nfsd3_createargs *argp = rqstp->rq_argp; |
211 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 LT |
212 | svc_fh *dirfhp, *newfhp = NULL; |
213 | struct iattr *attr; | |
1da177e4 LT |
214 | |
215 | dprintk("nfsd: CREATE(3) %s %.*s\n", | |
216 | SVCFH_fmt(&argp->fh), | |
217 | argp->len, | |
218 | argp->name); | |
219 | ||
220 | dirfhp = fh_copy(&resp->dirfh, &argp->fh); | |
221 | newfhp = fh_init(&resp->fh, NFS3_FHSIZE); | |
222 | attr = &argp->attrs; | |
223 | ||
1da177e4 LT |
224 | /* Unfudge the mode bits */ |
225 | attr->ia_mode &= ~S_IFMT; | |
226 | if (!(attr->ia_valid & ATTR_MODE)) { | |
227 | attr->ia_valid |= ATTR_MODE; | |
228 | attr->ia_mode = S_IFREG; | |
229 | } else { | |
230 | attr->ia_mode = (attr->ia_mode & ~S_IFMT) | S_IFREG; | |
231 | } | |
232 | ||
233 | /* Now create the file and set attributes */ | |
14168d67 CL |
234 | resp->status = do_nfsd_create(rqstp, dirfhp, argp->name, argp->len, |
235 | attr, newfhp, argp->createmode, | |
236 | (u32 *)argp->verf, NULL, NULL); | |
cc028a10 | 237 | return rpc_success; |
1da177e4 LT |
238 | } |
239 | ||
240 | /* | |
241 | * Make directory. This operation is not idempotent. | |
242 | */ | |
7111c66e | 243 | static __be32 |
a6beb732 | 244 | nfsd3_proc_mkdir(struct svc_rqst *rqstp) |
1da177e4 | 245 | { |
a6beb732 CH |
246 | struct nfsd3_createargs *argp = rqstp->rq_argp; |
247 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 LT |
248 | |
249 | dprintk("nfsd: MKDIR(3) %s %.*s\n", | |
250 | SVCFH_fmt(&argp->fh), | |
251 | argp->len, | |
252 | argp->name); | |
253 | ||
254 | argp->attrs.ia_valid &= ~ATTR_SIZE; | |
255 | fh_copy(&resp->dirfh, &argp->fh); | |
256 | fh_init(&resp->fh, NFS3_FHSIZE); | |
14168d67 CL |
257 | resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len, |
258 | &argp->attrs, S_IFDIR, 0, &resp->fh); | |
43a9aa64 | 259 | fh_unlock(&resp->dirfh); |
cc028a10 | 260 | return rpc_success; |
1da177e4 LT |
261 | } |
262 | ||
7111c66e | 263 | static __be32 |
a6beb732 | 264 | nfsd3_proc_symlink(struct svc_rqst *rqstp) |
1da177e4 | 265 | { |
a6beb732 CH |
266 | struct nfsd3_symlinkargs *argp = rqstp->rq_argp; |
267 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
1da177e4 | 268 | |
14168d67 CL |
269 | if (argp->tlen == 0) { |
270 | resp->status = nfserr_inval; | |
271 | goto out; | |
272 | } | |
273 | if (argp->tlen > NFS3_MAXPATHLEN) { | |
274 | resp->status = nfserr_nametoolong; | |
275 | goto out; | |
276 | } | |
38a70315 CL |
277 | |
278 | argp->tname = svc_fill_symlink_pathname(rqstp, &argp->first, | |
11b4d66e | 279 | page_address(rqstp->rq_arg.pages[0]), |
38a70315 | 280 | argp->tlen); |
14168d67 CL |
281 | if (IS_ERR(argp->tname)) { |
282 | resp->status = nfserrno(PTR_ERR(argp->tname)); | |
283 | goto out; | |
284 | } | |
38a70315 | 285 | |
1da177e4 LT |
286 | dprintk("nfsd: SYMLINK(3) %s %.*s -> %.*s\n", |
287 | SVCFH_fmt(&argp->ffh), | |
288 | argp->flen, argp->fname, | |
289 | argp->tlen, argp->tname); | |
290 | ||
291 | fh_copy(&resp->dirfh, &argp->ffh); | |
292 | fh_init(&resp->fh, NFS3_FHSIZE); | |
14168d67 CL |
293 | resp->status = nfsd_symlink(rqstp, &resp->dirfh, argp->fname, |
294 | argp->flen, argp->tname, &resp->fh); | |
11b4d66e | 295 | kfree(argp->tname); |
14168d67 | 296 | out: |
cc028a10 | 297 | return rpc_success; |
1da177e4 LT |
298 | } |
299 | ||
300 | /* | |
301 | * Make socket/fifo/device. | |
302 | */ | |
7111c66e | 303 | static __be32 |
a6beb732 | 304 | nfsd3_proc_mknod(struct svc_rqst *rqstp) |
1da177e4 | 305 | { |
a6beb732 CH |
306 | struct nfsd3_mknodargs *argp = rqstp->rq_argp; |
307 | struct nfsd3_diropres *resp = rqstp->rq_resp; | |
c4d987ba | 308 | int type; |
1da177e4 LT |
309 | dev_t rdev = 0; |
310 | ||
311 | dprintk("nfsd: MKNOD(3) %s %.*s\n", | |
312 | SVCFH_fmt(&argp->fh), | |
313 | argp->len, | |
314 | argp->name); | |
315 | ||
316 | fh_copy(&resp->dirfh, &argp->fh); | |
317 | fh_init(&resp->fh, NFS3_FHSIZE); | |
318 | ||
1da177e4 LT |
319 | if (argp->ftype == NF3CHR || argp->ftype == NF3BLK) { |
320 | rdev = MKDEV(argp->major, argp->minor); | |
321 | if (MAJOR(rdev) != argp->major || | |
14168d67 CL |
322 | MINOR(rdev) != argp->minor) { |
323 | resp->status = nfserr_inval; | |
324 | goto out; | |
325 | } | |
326 | } else if (argp->ftype != NF3SOCK && argp->ftype != NF3FIFO) { | |
66d60e3a | 327 | resp->status = nfserr_badtype; |
14168d67 CL |
328 | goto out; |
329 | } | |
1da177e4 LT |
330 | |
331 | type = nfs3_ftypes[argp->ftype]; | |
14168d67 CL |
332 | resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len, |
333 | &argp->attrs, type, rdev, &resp->fh); | |
43a9aa64 | 334 | fh_unlock(&resp->dirfh); |
14168d67 | 335 | out: |
cc028a10 | 336 | return rpc_success; |
1da177e4 LT |
337 | } |
338 | ||
339 | /* | |
340 | * Remove file/fifo/socket etc. | |
341 | */ | |
7111c66e | 342 | static __be32 |
a6beb732 | 343 | nfsd3_proc_remove(struct svc_rqst *rqstp) |
1da177e4 | 344 | { |
a6beb732 CH |
345 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
346 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
347 | |
348 | dprintk("nfsd: REMOVE(3) %s %.*s\n", | |
349 | SVCFH_fmt(&argp->fh), | |
350 | argp->len, | |
351 | argp->name); | |
352 | ||
353 | /* Unlink. -S_IFDIR means file must not be a directory */ | |
354 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
355 | resp->status = nfsd_unlink(rqstp, &resp->fh, -S_IFDIR, |
356 | argp->name, argp->len); | |
43a9aa64 | 357 | fh_unlock(&resp->fh); |
cc028a10 | 358 | return rpc_success; |
1da177e4 LT |
359 | } |
360 | ||
361 | /* | |
362 | * Remove a directory | |
363 | */ | |
7111c66e | 364 | static __be32 |
a6beb732 | 365 | nfsd3_proc_rmdir(struct svc_rqst *rqstp) |
1da177e4 | 366 | { |
a6beb732 CH |
367 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
368 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
369 | |
370 | dprintk("nfsd: RMDIR(3) %s %.*s\n", | |
371 | SVCFH_fmt(&argp->fh), | |
372 | argp->len, | |
373 | argp->name); | |
374 | ||
375 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
376 | resp->status = nfsd_unlink(rqstp, &resp->fh, S_IFDIR, |
377 | argp->name, argp->len); | |
43a9aa64 | 378 | fh_unlock(&resp->fh); |
cc028a10 | 379 | return rpc_success; |
1da177e4 LT |
380 | } |
381 | ||
7111c66e | 382 | static __be32 |
a6beb732 | 383 | nfsd3_proc_rename(struct svc_rqst *rqstp) |
1da177e4 | 384 | { |
a6beb732 CH |
385 | struct nfsd3_renameargs *argp = rqstp->rq_argp; |
386 | struct nfsd3_renameres *resp = rqstp->rq_resp; | |
1da177e4 LT |
387 | |
388 | dprintk("nfsd: RENAME(3) %s %.*s ->\n", | |
389 | SVCFH_fmt(&argp->ffh), | |
390 | argp->flen, | |
391 | argp->fname); | |
392 | dprintk("nfsd: -> %s %.*s\n", | |
393 | SVCFH_fmt(&argp->tfh), | |
394 | argp->tlen, | |
395 | argp->tname); | |
396 | ||
397 | fh_copy(&resp->ffh, &argp->ffh); | |
398 | fh_copy(&resp->tfh, &argp->tfh); | |
14168d67 CL |
399 | resp->status = nfsd_rename(rqstp, &resp->ffh, argp->fname, argp->flen, |
400 | &resp->tfh, argp->tname, argp->tlen); | |
cc028a10 | 401 | return rpc_success; |
1da177e4 LT |
402 | } |
403 | ||
7111c66e | 404 | static __be32 |
a6beb732 | 405 | nfsd3_proc_link(struct svc_rqst *rqstp) |
1da177e4 | 406 | { |
a6beb732 CH |
407 | struct nfsd3_linkargs *argp = rqstp->rq_argp; |
408 | struct nfsd3_linkres *resp = rqstp->rq_resp; | |
1da177e4 LT |
409 | |
410 | dprintk("nfsd: LINK(3) %s ->\n", | |
411 | SVCFH_fmt(&argp->ffh)); | |
412 | dprintk("nfsd: -> %s %.*s\n", | |
413 | SVCFH_fmt(&argp->tfh), | |
414 | argp->tlen, | |
415 | argp->tname); | |
416 | ||
417 | fh_copy(&resp->fh, &argp->ffh); | |
418 | fh_copy(&resp->tfh, &argp->tfh); | |
14168d67 CL |
419 | resp->status = nfsd_link(rqstp, &resp->tfh, argp->tname, argp->tlen, |
420 | &resp->fh); | |
cc028a10 | 421 | return rpc_success; |
1da177e4 LT |
422 | } |
423 | ||
424 | /* | |
425 | * Read a portion of a directory. | |
426 | */ | |
7111c66e | 427 | static __be32 |
a6beb732 | 428 | nfsd3_proc_readdir(struct svc_rqst *rqstp) |
1da177e4 | 429 | { |
a6beb732 CH |
430 | struct nfsd3_readdirargs *argp = rqstp->rq_argp; |
431 | struct nfsd3_readdirres *resp = rqstp->rq_resp; | |
3c86794a MZ |
432 | int count = 0; |
433 | struct page **p; | |
434 | caddr_t page_addr = NULL; | |
1da177e4 LT |
435 | |
436 | dprintk("nfsd: READDIR(3) %s %d bytes at %d\n", | |
437 | SVCFH_fmt(&argp->fh), | |
438 | argp->count, (u32) argp->cookie); | |
439 | ||
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; | |
443 | ||
444 | /* Read directory and encode entries on the fly */ | |
445 | fh_copy(&resp->fh, &argp->fh); | |
446 | ||
447 | resp->buflen = count; | |
448 | resp->common.err = nfs_ok; | |
449 | resp->buffer = argp->buffer; | |
450 | resp->rqstp = rqstp; | |
14168d67 CL |
451 | resp->status = nfsd_readdir(rqstp, &resp->fh, (loff_t *)&argp->cookie, |
452 | &resp->common, nfs3svc_encode_entry); | |
1da177e4 | 453 | memcpy(resp->verf, argp->verf, 8); |
3c86794a MZ |
454 | count = 0; |
455 | for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) { | |
456 | page_addr = page_address(*p); | |
457 | ||
458 | if (((caddr_t)resp->buffer >= page_addr) && | |
459 | ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) { | |
460 | count += (caddr_t)resp->buffer - page_addr; | |
461 | break; | |
462 | } | |
463 | count += PAGE_SIZE; | |
464 | } | |
465 | resp->count = count >> 2; | |
b602345d N |
466 | if (resp->offset) { |
467 | loff_t offset = argp->cookie; | |
468 | ||
469 | if (unlikely(resp->offset1)) { | |
470 | /* we ended up with offset on a page boundary */ | |
471 | *resp->offset = htonl(offset >> 32); | |
472 | *resp->offset1 = htonl(offset & 0xffffffff); | |
473 | resp->offset1 = NULL; | |
474 | } else { | |
475 | xdr_encode_hyper(resp->offset, offset); | |
476 | } | |
477 | resp->offset = NULL; | |
478 | } | |
1da177e4 | 479 | |
cc028a10 | 480 | return rpc_success; |
1da177e4 LT |
481 | } |
482 | ||
483 | /* | |
484 | * Read a portion of a directory, including file handles and attrs. | |
485 | * For now, we choose to ignore the dircount parameter. | |
486 | */ | |
7111c66e | 487 | static __be32 |
a6beb732 | 488 | nfsd3_proc_readdirplus(struct svc_rqst *rqstp) |
1da177e4 | 489 | { |
a6beb732 CH |
490 | struct nfsd3_readdirargs *argp = rqstp->rq_argp; |
491 | struct nfsd3_readdirres *resp = rqstp->rq_resp; | |
c4d987ba | 492 | int count = 0; |
1da177e4 | 493 | loff_t offset; |
afc59400 | 494 | struct page **p; |
1da177e4 LT |
495 | caddr_t page_addr = NULL; |
496 | ||
497 | dprintk("nfsd: READDIR+(3) %s %d bytes at %d\n", | |
498 | SVCFH_fmt(&argp->fh), | |
499 | argp->count, (u32) argp->cookie); | |
500 | ||
501 | /* Convert byte count to number of words (i.e. >> 2), | |
502 | * and reserve room for the NULL ptr & eof flag (-2 words) */ | |
503 | resp->count = (argp->count >> 2) - 2; | |
504 | ||
505 | /* Read directory and encode entries on the fly */ | |
506 | fh_copy(&resp->fh, &argp->fh); | |
507 | ||
508 | resp->common.err = nfs_ok; | |
509 | resp->buffer = argp->buffer; | |
510 | resp->buflen = resp->count; | |
511 | resp->rqstp = rqstp; | |
512 | offset = argp->cookie; | |
18c01ab3 | 513 | |
14168d67 CL |
514 | resp->status = fh_verify(rqstp, &resp->fh, S_IFDIR, NFSD_MAY_NOP); |
515 | if (resp->status != nfs_ok) | |
516 | goto out; | |
18c01ab3 | 517 | |
14168d67 CL |
518 | if (resp->fh.fh_export->ex_flags & NFSEXP_NOREADDIRPLUS) { |
519 | resp->status = nfserr_notsupp; | |
520 | goto out; | |
521 | } | |
18c01ab3 | 522 | |
14168d67 CL |
523 | resp->status = nfsd_readdir(rqstp, &resp->fh, &offset, |
524 | &resp->common, nfs3svc_encode_entry_plus); | |
1da177e4 | 525 | memcpy(resp->verf, argp->verf, 8); |
afc59400 BF |
526 | for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) { |
527 | page_addr = page_address(*p); | |
1da177e4 LT |
528 | |
529 | if (((caddr_t)resp->buffer >= page_addr) && | |
530 | ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) { | |
531 | count += (caddr_t)resp->buffer - page_addr; | |
532 | break; | |
533 | } | |
534 | count += PAGE_SIZE; | |
535 | } | |
536 | resp->count = count >> 2; | |
537 | if (resp->offset) { | |
538 | if (unlikely(resp->offset1)) { | |
539 | /* we ended up with offset on a page boundary */ | |
540 | *resp->offset = htonl(offset >> 32); | |
541 | *resp->offset1 = htonl(offset & 0xffffffff); | |
542 | resp->offset1 = NULL; | |
543 | } else { | |
544 | xdr_encode_hyper(resp->offset, offset); | |
545 | } | |
b602345d | 546 | resp->offset = NULL; |
1da177e4 LT |
547 | } |
548 | ||
14168d67 | 549 | out: |
cc028a10 | 550 | return rpc_success; |
1da177e4 LT |
551 | } |
552 | ||
553 | /* | |
554 | * Get file system stats | |
555 | */ | |
7111c66e | 556 | static __be32 |
a6beb732 | 557 | nfsd3_proc_fsstat(struct svc_rqst *rqstp) |
1da177e4 | 558 | { |
a6beb732 CH |
559 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
560 | struct nfsd3_fsstatres *resp = rqstp->rq_resp; | |
1da177e4 LT |
561 | |
562 | dprintk("nfsd: FSSTAT(3) %s\n", | |
563 | SVCFH_fmt(&argp->fh)); | |
564 | ||
14168d67 | 565 | resp->status = nfsd_statfs(rqstp, &argp->fh, &resp->stats, 0); |
1da177e4 | 566 | fh_put(&argp->fh); |
cc028a10 | 567 | return rpc_success; |
1da177e4 LT |
568 | } |
569 | ||
570 | /* | |
571 | * Get file system info | |
572 | */ | |
7111c66e | 573 | static __be32 |
a6beb732 | 574 | nfsd3_proc_fsinfo(struct svc_rqst *rqstp) |
1da177e4 | 575 | { |
a6beb732 CH |
576 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
577 | struct nfsd3_fsinfores *resp = rqstp->rq_resp; | |
7adae489 | 578 | u32 max_blocksize = svc_max_payload(rqstp); |
1da177e4 LT |
579 | |
580 | dprintk("nfsd: FSINFO(3) %s\n", | |
581 | SVCFH_fmt(&argp->fh)); | |
582 | ||
7adae489 GB |
583 | resp->f_rtmax = max_blocksize; |
584 | resp->f_rtpref = max_blocksize; | |
1da177e4 | 585 | resp->f_rtmult = PAGE_SIZE; |
7adae489 GB |
586 | resp->f_wtmax = max_blocksize; |
587 | resp->f_wtpref = max_blocksize; | |
1da177e4 | 588 | resp->f_wtmult = PAGE_SIZE; |
f875a792 | 589 | resp->f_dtpref = max_blocksize; |
1da177e4 LT |
590 | resp->f_maxfilesize = ~(u32) 0; |
591 | resp->f_properties = NFS3_FSF_DEFAULT; | |
592 | ||
14168d67 CL |
593 | resp->status = fh_verify(rqstp, &argp->fh, 0, |
594 | NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT); | |
1da177e4 LT |
595 | |
596 | /* Check special features of the file system. May request | |
597 | * different read/write sizes for file systems known to have | |
598 | * problems with large blocks */ | |
14168d67 | 599 | if (resp->status == nfs_ok) { |
fc64005c | 600 | struct super_block *sb = argp->fh.fh_dentry->d_sb; |
1da177e4 LT |
601 | |
602 | /* Note that we don't care for remote fs's here */ | |
12214cb7 | 603 | if (sb->s_magic == MSDOS_SUPER_MAGIC) { |
1da177e4 LT |
604 | resp->f_properties = NFS3_FSF_BILLYBOY; |
605 | } | |
606 | resp->f_maxfilesize = sb->s_maxbytes; | |
607 | } | |
608 | ||
609 | fh_put(&argp->fh); | |
cc028a10 | 610 | return rpc_success; |
1da177e4 LT |
611 | } |
612 | ||
613 | /* | |
614 | * Get pathconf info for the specified file | |
615 | */ | |
7111c66e | 616 | static __be32 |
a6beb732 | 617 | nfsd3_proc_pathconf(struct svc_rqst *rqstp) |
1da177e4 | 618 | { |
a6beb732 CH |
619 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
620 | struct nfsd3_pathconfres *resp = rqstp->rq_resp; | |
1da177e4 LT |
621 | |
622 | dprintk("nfsd: PATHCONF(3) %s\n", | |
623 | SVCFH_fmt(&argp->fh)); | |
624 | ||
625 | /* Set default pathconf */ | |
626 | resp->p_link_max = 255; /* at least */ | |
627 | resp->p_name_max = 255; /* at least */ | |
628 | resp->p_no_trunc = 0; | |
629 | resp->p_chown_restricted = 1; | |
630 | resp->p_case_insensitive = 0; | |
631 | resp->p_case_preserving = 1; | |
632 | ||
14168d67 | 633 | resp->status = fh_verify(rqstp, &argp->fh, 0, NFSD_MAY_NOP); |
1da177e4 | 634 | |
14168d67 | 635 | if (resp->status == nfs_ok) { |
fc64005c | 636 | struct super_block *sb = argp->fh.fh_dentry->d_sb; |
1da177e4 LT |
637 | |
638 | /* Note that we don't care for remote fs's here */ | |
639 | switch (sb->s_magic) { | |
640 | case EXT2_SUPER_MAGIC: | |
641 | resp->p_link_max = EXT2_LINK_MAX; | |
642 | resp->p_name_max = EXT2_NAME_LEN; | |
643 | break; | |
12214cb7 | 644 | case MSDOS_SUPER_MAGIC: |
1da177e4 LT |
645 | resp->p_case_insensitive = 1; |
646 | resp->p_case_preserving = 0; | |
647 | break; | |
648 | } | |
649 | } | |
650 | ||
651 | fh_put(&argp->fh); | |
cc028a10 | 652 | return rpc_success; |
1da177e4 LT |
653 | } |
654 | ||
1da177e4 LT |
655 | /* |
656 | * Commit a file (range) to stable storage. | |
657 | */ | |
7111c66e | 658 | static __be32 |
a6beb732 | 659 | nfsd3_proc_commit(struct svc_rqst *rqstp) |
1da177e4 | 660 | { |
a6beb732 CH |
661 | struct nfsd3_commitargs *argp = rqstp->rq_argp; |
662 | struct nfsd3_commitres *resp = rqstp->rq_resp; | |
1da177e4 LT |
663 | |
664 | dprintk("nfsd: COMMIT(3) %s %u@%Lu\n", | |
665 | SVCFH_fmt(&argp->fh), | |
666 | argp->count, | |
667 | (unsigned long long) argp->offset); | |
668 | ||
14168d67 CL |
669 | if (argp->offset > NFS_OFFSET_MAX) { |
670 | resp->status = nfserr_inval; | |
671 | goto out; | |
672 | } | |
1da177e4 LT |
673 | |
674 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
675 | resp->status = nfsd_commit(rqstp, &resp->fh, argp->offset, |
676 | argp->count, resp->verf); | |
677 | out: | |
cc028a10 | 678 | return rpc_success; |
1da177e4 LT |
679 | } |
680 | ||
681 | ||
682 | /* | |
683 | * NFSv3 Server procedures. | |
684 | * Only the results of non-idempotent operations are cached. | |
685 | */ | |
1da177e4 LT |
686 | #define nfs3svc_decode_fhandleargs nfs3svc_decode_fhandle |
687 | #define nfs3svc_encode_attrstatres nfs3svc_encode_attrstat | |
688 | #define nfs3svc_encode_wccstatres nfs3svc_encode_wccstat | |
689 | #define nfsd3_mkdirargs nfsd3_createargs | |
690 | #define nfsd3_readdirplusargs nfsd3_readdirargs | |
691 | #define nfsd3_fhandleargs nfsd_fhandle | |
1da177e4 LT |
692 | #define nfsd3_attrstatres nfsd3_attrstat |
693 | #define nfsd3_wccstatres nfsd3_attrstat | |
694 | #define nfsd3_createres nfsd3_diropres | |
1da177e4 | 695 | |
1da177e4 LT |
696 | #define ST 1 /* status*/ |
697 | #define FH 17 /* filehandle with length */ | |
698 | #define AT 21 /* attributes */ | |
699 | #define pAT (1+AT) /* post attributes - conditional */ | |
700 | #define WC (7+pAT) /* WCC attributes */ | |
701 | ||
860bda29 | 702 | static const struct svc_procedure nfsd_procedures3[22] = { |
b9081d90 | 703 | [NFS3PROC_NULL] = { |
a6beb732 | 704 | .pc_func = nfsd3_proc_null, |
788f7183 CL |
705 | .pc_decode = nfssvc_decode_voidarg, |
706 | .pc_encode = nfssvc_encode_voidres, | |
707 | .pc_argsize = sizeof(struct nfsd_voidargs), | |
708 | .pc_ressize = sizeof(struct nfsd_voidres), | |
b9081d90 YZ |
709 | .pc_cachetype = RC_NOCACHE, |
710 | .pc_xdrressize = ST, | |
711 | }, | |
712 | [NFS3PROC_GETATTR] = { | |
a6beb732 | 713 | .pc_func = nfsd3_proc_getattr, |
026fec7e | 714 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 715 | .pc_encode = nfs3svc_encode_attrstatres, |
8537488b | 716 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
717 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
718 | .pc_ressize = sizeof(struct nfsd3_attrstatres), | |
719 | .pc_cachetype = RC_NOCACHE, | |
720 | .pc_xdrressize = ST+AT, | |
721 | }, | |
722 | [NFS3PROC_SETATTR] = { | |
a6beb732 | 723 | .pc_func = nfsd3_proc_setattr, |
026fec7e | 724 | .pc_decode = nfs3svc_decode_sattrargs, |
63f8de37 | 725 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 726 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
727 | .pc_argsize = sizeof(struct nfsd3_sattrargs), |
728 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
729 | .pc_cachetype = RC_REPLBUFF, | |
730 | .pc_xdrressize = ST+WC, | |
731 | }, | |
732 | [NFS3PROC_LOOKUP] = { | |
a6beb732 | 733 | .pc_func = nfsd3_proc_lookup, |
026fec7e | 734 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 735 | .pc_encode = nfs3svc_encode_diropres, |
8537488b | 736 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
737 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
738 | .pc_ressize = sizeof(struct nfsd3_diropres), | |
739 | .pc_cachetype = RC_NOCACHE, | |
740 | .pc_xdrressize = ST+FH+pAT+pAT, | |
741 | }, | |
742 | [NFS3PROC_ACCESS] = { | |
a6beb732 | 743 | .pc_func = nfsd3_proc_access, |
026fec7e | 744 | .pc_decode = nfs3svc_decode_accessargs, |
63f8de37 | 745 | .pc_encode = nfs3svc_encode_accessres, |
8537488b | 746 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
747 | .pc_argsize = sizeof(struct nfsd3_accessargs), |
748 | .pc_ressize = sizeof(struct nfsd3_accessres), | |
749 | .pc_cachetype = RC_NOCACHE, | |
750 | .pc_xdrressize = ST+pAT+1, | |
751 | }, | |
752 | [NFS3PROC_READLINK] = { | |
a6beb732 | 753 | .pc_func = nfsd3_proc_readlink, |
026fec7e | 754 | .pc_decode = nfs3svc_decode_readlinkargs, |
63f8de37 | 755 | .pc_encode = nfs3svc_encode_readlinkres, |
8537488b | 756 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
757 | .pc_argsize = sizeof(struct nfsd3_readlinkargs), |
758 | .pc_ressize = sizeof(struct nfsd3_readlinkres), | |
759 | .pc_cachetype = RC_NOCACHE, | |
760 | .pc_xdrressize = ST+pAT+1+NFS3_MAXPATHLEN/4, | |
761 | }, | |
762 | [NFS3PROC_READ] = { | |
a6beb732 | 763 | .pc_func = nfsd3_proc_read, |
026fec7e | 764 | .pc_decode = nfs3svc_decode_readargs, |
63f8de37 | 765 | .pc_encode = nfs3svc_encode_readres, |
8537488b | 766 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
767 | .pc_argsize = sizeof(struct nfsd3_readargs), |
768 | .pc_ressize = sizeof(struct nfsd3_readres), | |
769 | .pc_cachetype = RC_NOCACHE, | |
770 | .pc_xdrressize = ST+pAT+4+NFSSVC_MAXBLKSIZE/4, | |
771 | }, | |
772 | [NFS3PROC_WRITE] = { | |
a6beb732 | 773 | .pc_func = nfsd3_proc_write, |
026fec7e | 774 | .pc_decode = nfs3svc_decode_writeargs, |
63f8de37 | 775 | .pc_encode = nfs3svc_encode_writeres, |
8537488b | 776 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
777 | .pc_argsize = sizeof(struct nfsd3_writeargs), |
778 | .pc_ressize = sizeof(struct nfsd3_writeres), | |
779 | .pc_cachetype = RC_REPLBUFF, | |
780 | .pc_xdrressize = ST+WC+4, | |
781 | }, | |
782 | [NFS3PROC_CREATE] = { | |
a6beb732 | 783 | .pc_func = nfsd3_proc_create, |
026fec7e | 784 | .pc_decode = nfs3svc_decode_createargs, |
63f8de37 | 785 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 786 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
787 | .pc_argsize = sizeof(struct nfsd3_createargs), |
788 | .pc_ressize = sizeof(struct nfsd3_createres), | |
789 | .pc_cachetype = RC_REPLBUFF, | |
790 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
791 | }, | |
792 | [NFS3PROC_MKDIR] = { | |
a6beb732 | 793 | .pc_func = nfsd3_proc_mkdir, |
026fec7e | 794 | .pc_decode = nfs3svc_decode_mkdirargs, |
63f8de37 | 795 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 796 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
797 | .pc_argsize = sizeof(struct nfsd3_mkdirargs), |
798 | .pc_ressize = sizeof(struct nfsd3_createres), | |
799 | .pc_cachetype = RC_REPLBUFF, | |
800 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
801 | }, | |
802 | [NFS3PROC_SYMLINK] = { | |
a6beb732 | 803 | .pc_func = nfsd3_proc_symlink, |
026fec7e | 804 | .pc_decode = nfs3svc_decode_symlinkargs, |
63f8de37 | 805 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 806 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
807 | .pc_argsize = sizeof(struct nfsd3_symlinkargs), |
808 | .pc_ressize = sizeof(struct nfsd3_createres), | |
809 | .pc_cachetype = RC_REPLBUFF, | |
810 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
811 | }, | |
812 | [NFS3PROC_MKNOD] = { | |
a6beb732 | 813 | .pc_func = nfsd3_proc_mknod, |
026fec7e | 814 | .pc_decode = nfs3svc_decode_mknodargs, |
63f8de37 | 815 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 816 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
817 | .pc_argsize = sizeof(struct nfsd3_mknodargs), |
818 | .pc_ressize = sizeof(struct nfsd3_createres), | |
819 | .pc_cachetype = RC_REPLBUFF, | |
820 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
821 | }, | |
822 | [NFS3PROC_REMOVE] = { | |
a6beb732 | 823 | .pc_func = nfsd3_proc_remove, |
026fec7e | 824 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 825 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 826 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
827 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
828 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
829 | .pc_cachetype = RC_REPLBUFF, | |
830 | .pc_xdrressize = ST+WC, | |
831 | }, | |
832 | [NFS3PROC_RMDIR] = { | |
a6beb732 | 833 | .pc_func = nfsd3_proc_rmdir, |
026fec7e | 834 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 835 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 836 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
837 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
838 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
839 | .pc_cachetype = RC_REPLBUFF, | |
840 | .pc_xdrressize = ST+WC, | |
841 | }, | |
842 | [NFS3PROC_RENAME] = { | |
a6beb732 | 843 | .pc_func = nfsd3_proc_rename, |
026fec7e | 844 | .pc_decode = nfs3svc_decode_renameargs, |
63f8de37 | 845 | .pc_encode = nfs3svc_encode_renameres, |
8537488b | 846 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
847 | .pc_argsize = sizeof(struct nfsd3_renameargs), |
848 | .pc_ressize = sizeof(struct nfsd3_renameres), | |
849 | .pc_cachetype = RC_REPLBUFF, | |
850 | .pc_xdrressize = ST+WC+WC, | |
851 | }, | |
852 | [NFS3PROC_LINK] = { | |
a6beb732 | 853 | .pc_func = nfsd3_proc_link, |
026fec7e | 854 | .pc_decode = nfs3svc_decode_linkargs, |
63f8de37 | 855 | .pc_encode = nfs3svc_encode_linkres, |
8537488b | 856 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
857 | .pc_argsize = sizeof(struct nfsd3_linkargs), |
858 | .pc_ressize = sizeof(struct nfsd3_linkres), | |
859 | .pc_cachetype = RC_REPLBUFF, | |
860 | .pc_xdrressize = ST+pAT+WC, | |
861 | }, | |
862 | [NFS3PROC_READDIR] = { | |
a6beb732 | 863 | .pc_func = nfsd3_proc_readdir, |
026fec7e | 864 | .pc_decode = nfs3svc_decode_readdirargs, |
63f8de37 | 865 | .pc_encode = nfs3svc_encode_readdirres, |
8537488b | 866 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
867 | .pc_argsize = sizeof(struct nfsd3_readdirargs), |
868 | .pc_ressize = sizeof(struct nfsd3_readdirres), | |
869 | .pc_cachetype = RC_NOCACHE, | |
870 | }, | |
871 | [NFS3PROC_READDIRPLUS] = { | |
a6beb732 | 872 | .pc_func = nfsd3_proc_readdirplus, |
026fec7e | 873 | .pc_decode = nfs3svc_decode_readdirplusargs, |
63f8de37 | 874 | .pc_encode = nfs3svc_encode_readdirres, |
8537488b | 875 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
876 | .pc_argsize = sizeof(struct nfsd3_readdirplusargs), |
877 | .pc_ressize = sizeof(struct nfsd3_readdirres), | |
878 | .pc_cachetype = RC_NOCACHE, | |
879 | }, | |
880 | [NFS3PROC_FSSTAT] = { | |
a6beb732 | 881 | .pc_func = nfsd3_proc_fsstat, |
026fec7e | 882 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 883 | .pc_encode = nfs3svc_encode_fsstatres, |
b9081d90 YZ |
884 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
885 | .pc_ressize = sizeof(struct nfsd3_fsstatres), | |
886 | .pc_cachetype = RC_NOCACHE, | |
887 | .pc_xdrressize = ST+pAT+2*6+1, | |
888 | }, | |
889 | [NFS3PROC_FSINFO] = { | |
a6beb732 | 890 | .pc_func = nfsd3_proc_fsinfo, |
026fec7e | 891 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 892 | .pc_encode = nfs3svc_encode_fsinfores, |
b9081d90 YZ |
893 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
894 | .pc_ressize = sizeof(struct nfsd3_fsinfores), | |
895 | .pc_cachetype = RC_NOCACHE, | |
896 | .pc_xdrressize = ST+pAT+12, | |
897 | }, | |
898 | [NFS3PROC_PATHCONF] = { | |
a6beb732 | 899 | .pc_func = nfsd3_proc_pathconf, |
026fec7e | 900 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 901 | .pc_encode = nfs3svc_encode_pathconfres, |
b9081d90 YZ |
902 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
903 | .pc_ressize = sizeof(struct nfsd3_pathconfres), | |
904 | .pc_cachetype = RC_NOCACHE, | |
905 | .pc_xdrressize = ST+pAT+6, | |
906 | }, | |
907 | [NFS3PROC_COMMIT] = { | |
a6beb732 | 908 | .pc_func = nfsd3_proc_commit, |
026fec7e | 909 | .pc_decode = nfs3svc_decode_commitargs, |
63f8de37 | 910 | .pc_encode = nfs3svc_encode_commitres, |
8537488b | 911 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
912 | .pc_argsize = sizeof(struct nfsd3_commitargs), |
913 | .pc_ressize = sizeof(struct nfsd3_commitres), | |
914 | .pc_cachetype = RC_NOCACHE, | |
915 | .pc_xdrressize = ST+WC+2, | |
916 | }, | |
1da177e4 LT |
917 | }; |
918 | ||
7fd38af9 | 919 | static unsigned int nfsd_count3[ARRAY_SIZE(nfsd_procedures3)]; |
e9679189 CH |
920 | const struct svc_version nfsd_version3 = { |
921 | .vs_vers = 3, | |
922 | .vs_nproc = 22, | |
923 | .vs_proc = nfsd_procedures3, | |
924 | .vs_dispatch = nfsd_dispatch, | |
925 | .vs_count = nfsd_count3, | |
926 | .vs_xdrsize = NFS3_SVC_XDRSIZE, | |
1da177e4 | 927 | }; |