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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 | ||
14168d67 CL |
319 | if (argp->ftype == 0 || argp->ftype >= NF3BAD) { |
320 | resp->status = nfserr_inval; | |
321 | goto out; | |
322 | } | |
1da177e4 LT |
323 | if (argp->ftype == NF3CHR || argp->ftype == NF3BLK) { |
324 | rdev = MKDEV(argp->major, argp->minor); | |
325 | if (MAJOR(rdev) != argp->major || | |
14168d67 CL |
326 | MINOR(rdev) != argp->minor) { |
327 | resp->status = nfserr_inval; | |
328 | goto out; | |
329 | } | |
330 | } else if (argp->ftype != NF3SOCK && argp->ftype != NF3FIFO) { | |
331 | resp->status = nfserr_inval; | |
332 | goto out; | |
333 | } | |
1da177e4 LT |
334 | |
335 | type = nfs3_ftypes[argp->ftype]; | |
14168d67 CL |
336 | resp->status = nfsd_create(rqstp, &resp->dirfh, argp->name, argp->len, |
337 | &argp->attrs, type, rdev, &resp->fh); | |
43a9aa64 | 338 | fh_unlock(&resp->dirfh); |
14168d67 | 339 | out: |
cc028a10 | 340 | return rpc_success; |
1da177e4 LT |
341 | } |
342 | ||
343 | /* | |
344 | * Remove file/fifo/socket etc. | |
345 | */ | |
7111c66e | 346 | static __be32 |
a6beb732 | 347 | nfsd3_proc_remove(struct svc_rqst *rqstp) |
1da177e4 | 348 | { |
a6beb732 CH |
349 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
350 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
351 | |
352 | dprintk("nfsd: REMOVE(3) %s %.*s\n", | |
353 | SVCFH_fmt(&argp->fh), | |
354 | argp->len, | |
355 | argp->name); | |
356 | ||
357 | /* Unlink. -S_IFDIR means file must not be a directory */ | |
358 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
359 | resp->status = nfsd_unlink(rqstp, &resp->fh, -S_IFDIR, |
360 | argp->name, argp->len); | |
43a9aa64 | 361 | fh_unlock(&resp->fh); |
cc028a10 | 362 | return rpc_success; |
1da177e4 LT |
363 | } |
364 | ||
365 | /* | |
366 | * Remove a directory | |
367 | */ | |
7111c66e | 368 | static __be32 |
a6beb732 | 369 | nfsd3_proc_rmdir(struct svc_rqst *rqstp) |
1da177e4 | 370 | { |
a6beb732 CH |
371 | struct nfsd3_diropargs *argp = rqstp->rq_argp; |
372 | struct nfsd3_attrstat *resp = rqstp->rq_resp; | |
1da177e4 LT |
373 | |
374 | dprintk("nfsd: RMDIR(3) %s %.*s\n", | |
375 | SVCFH_fmt(&argp->fh), | |
376 | argp->len, | |
377 | argp->name); | |
378 | ||
379 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
380 | resp->status = nfsd_unlink(rqstp, &resp->fh, S_IFDIR, |
381 | argp->name, argp->len); | |
43a9aa64 | 382 | fh_unlock(&resp->fh); |
cc028a10 | 383 | return rpc_success; |
1da177e4 LT |
384 | } |
385 | ||
7111c66e | 386 | static __be32 |
a6beb732 | 387 | nfsd3_proc_rename(struct svc_rqst *rqstp) |
1da177e4 | 388 | { |
a6beb732 CH |
389 | struct nfsd3_renameargs *argp = rqstp->rq_argp; |
390 | struct nfsd3_renameres *resp = rqstp->rq_resp; | |
1da177e4 LT |
391 | |
392 | dprintk("nfsd: RENAME(3) %s %.*s ->\n", | |
393 | SVCFH_fmt(&argp->ffh), | |
394 | argp->flen, | |
395 | argp->fname); | |
396 | dprintk("nfsd: -> %s %.*s\n", | |
397 | SVCFH_fmt(&argp->tfh), | |
398 | argp->tlen, | |
399 | argp->tname); | |
400 | ||
401 | fh_copy(&resp->ffh, &argp->ffh); | |
402 | fh_copy(&resp->tfh, &argp->tfh); | |
14168d67 CL |
403 | resp->status = nfsd_rename(rqstp, &resp->ffh, argp->fname, argp->flen, |
404 | &resp->tfh, argp->tname, argp->tlen); | |
cc028a10 | 405 | return rpc_success; |
1da177e4 LT |
406 | } |
407 | ||
7111c66e | 408 | static __be32 |
a6beb732 | 409 | nfsd3_proc_link(struct svc_rqst *rqstp) |
1da177e4 | 410 | { |
a6beb732 CH |
411 | struct nfsd3_linkargs *argp = rqstp->rq_argp; |
412 | struct nfsd3_linkres *resp = rqstp->rq_resp; | |
1da177e4 LT |
413 | |
414 | dprintk("nfsd: LINK(3) %s ->\n", | |
415 | SVCFH_fmt(&argp->ffh)); | |
416 | dprintk("nfsd: -> %s %.*s\n", | |
417 | SVCFH_fmt(&argp->tfh), | |
418 | argp->tlen, | |
419 | argp->tname); | |
420 | ||
421 | fh_copy(&resp->fh, &argp->ffh); | |
422 | fh_copy(&resp->tfh, &argp->tfh); | |
14168d67 CL |
423 | resp->status = nfsd_link(rqstp, &resp->tfh, argp->tname, argp->tlen, |
424 | &resp->fh); | |
cc028a10 | 425 | return rpc_success; |
1da177e4 LT |
426 | } |
427 | ||
428 | /* | |
429 | * Read a portion of a directory. | |
430 | */ | |
7111c66e | 431 | static __be32 |
a6beb732 | 432 | nfsd3_proc_readdir(struct svc_rqst *rqstp) |
1da177e4 | 433 | { |
a6beb732 CH |
434 | struct nfsd3_readdirargs *argp = rqstp->rq_argp; |
435 | struct nfsd3_readdirres *resp = rqstp->rq_resp; | |
3c86794a MZ |
436 | int count = 0; |
437 | struct page **p; | |
438 | caddr_t page_addr = NULL; | |
1da177e4 LT |
439 | |
440 | dprintk("nfsd: READDIR(3) %s %d bytes at %d\n", | |
441 | SVCFH_fmt(&argp->fh), | |
442 | argp->count, (u32) argp->cookie); | |
443 | ||
444 | /* Make sure we've room for the NULL ptr & eof flag, and shrink to | |
445 | * client read size */ | |
446 | count = (argp->count >> 2) - 2; | |
447 | ||
448 | /* Read directory and encode entries on the fly */ | |
449 | fh_copy(&resp->fh, &argp->fh); | |
450 | ||
451 | resp->buflen = count; | |
452 | resp->common.err = nfs_ok; | |
453 | resp->buffer = argp->buffer; | |
454 | resp->rqstp = rqstp; | |
14168d67 CL |
455 | resp->status = nfsd_readdir(rqstp, &resp->fh, (loff_t *)&argp->cookie, |
456 | &resp->common, nfs3svc_encode_entry); | |
1da177e4 | 457 | memcpy(resp->verf, argp->verf, 8); |
3c86794a MZ |
458 | count = 0; |
459 | for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) { | |
460 | page_addr = page_address(*p); | |
461 | ||
462 | if (((caddr_t)resp->buffer >= page_addr) && | |
463 | ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) { | |
464 | count += (caddr_t)resp->buffer - page_addr; | |
465 | break; | |
466 | } | |
467 | count += PAGE_SIZE; | |
468 | } | |
469 | resp->count = count >> 2; | |
b602345d N |
470 | if (resp->offset) { |
471 | loff_t offset = argp->cookie; | |
472 | ||
473 | if (unlikely(resp->offset1)) { | |
474 | /* we ended up with offset on a page boundary */ | |
475 | *resp->offset = htonl(offset >> 32); | |
476 | *resp->offset1 = htonl(offset & 0xffffffff); | |
477 | resp->offset1 = NULL; | |
478 | } else { | |
479 | xdr_encode_hyper(resp->offset, offset); | |
480 | } | |
481 | resp->offset = NULL; | |
482 | } | |
1da177e4 | 483 | |
cc028a10 | 484 | return rpc_success; |
1da177e4 LT |
485 | } |
486 | ||
487 | /* | |
488 | * Read a portion of a directory, including file handles and attrs. | |
489 | * For now, we choose to ignore the dircount parameter. | |
490 | */ | |
7111c66e | 491 | static __be32 |
a6beb732 | 492 | nfsd3_proc_readdirplus(struct svc_rqst *rqstp) |
1da177e4 | 493 | { |
a6beb732 CH |
494 | struct nfsd3_readdirargs *argp = rqstp->rq_argp; |
495 | struct nfsd3_readdirres *resp = rqstp->rq_resp; | |
c4d987ba | 496 | int count = 0; |
1da177e4 | 497 | loff_t offset; |
afc59400 | 498 | struct page **p; |
1da177e4 LT |
499 | caddr_t page_addr = NULL; |
500 | ||
501 | dprintk("nfsd: READDIR+(3) %s %d bytes at %d\n", | |
502 | SVCFH_fmt(&argp->fh), | |
503 | argp->count, (u32) argp->cookie); | |
504 | ||
505 | /* Convert byte count to number of words (i.e. >> 2), | |
506 | * and reserve room for the NULL ptr & eof flag (-2 words) */ | |
507 | resp->count = (argp->count >> 2) - 2; | |
508 | ||
509 | /* Read directory and encode entries on the fly */ | |
510 | fh_copy(&resp->fh, &argp->fh); | |
511 | ||
512 | resp->common.err = nfs_ok; | |
513 | resp->buffer = argp->buffer; | |
514 | resp->buflen = resp->count; | |
515 | resp->rqstp = rqstp; | |
516 | offset = argp->cookie; | |
18c01ab3 | 517 | |
14168d67 CL |
518 | resp->status = fh_verify(rqstp, &resp->fh, S_IFDIR, NFSD_MAY_NOP); |
519 | if (resp->status != nfs_ok) | |
520 | goto out; | |
18c01ab3 | 521 | |
14168d67 CL |
522 | if (resp->fh.fh_export->ex_flags & NFSEXP_NOREADDIRPLUS) { |
523 | resp->status = nfserr_notsupp; | |
524 | goto out; | |
525 | } | |
18c01ab3 | 526 | |
14168d67 CL |
527 | resp->status = nfsd_readdir(rqstp, &resp->fh, &offset, |
528 | &resp->common, nfs3svc_encode_entry_plus); | |
1da177e4 | 529 | memcpy(resp->verf, argp->verf, 8); |
afc59400 BF |
530 | for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) { |
531 | page_addr = page_address(*p); | |
1da177e4 LT |
532 | |
533 | if (((caddr_t)resp->buffer >= page_addr) && | |
534 | ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) { | |
535 | count += (caddr_t)resp->buffer - page_addr; | |
536 | break; | |
537 | } | |
538 | count += PAGE_SIZE; | |
539 | } | |
540 | resp->count = count >> 2; | |
541 | if (resp->offset) { | |
542 | if (unlikely(resp->offset1)) { | |
543 | /* we ended up with offset on a page boundary */ | |
544 | *resp->offset = htonl(offset >> 32); | |
545 | *resp->offset1 = htonl(offset & 0xffffffff); | |
546 | resp->offset1 = NULL; | |
547 | } else { | |
548 | xdr_encode_hyper(resp->offset, offset); | |
549 | } | |
b602345d | 550 | resp->offset = NULL; |
1da177e4 LT |
551 | } |
552 | ||
14168d67 | 553 | out: |
cc028a10 | 554 | return rpc_success; |
1da177e4 LT |
555 | } |
556 | ||
557 | /* | |
558 | * Get file system stats | |
559 | */ | |
7111c66e | 560 | static __be32 |
a6beb732 | 561 | nfsd3_proc_fsstat(struct svc_rqst *rqstp) |
1da177e4 | 562 | { |
a6beb732 CH |
563 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
564 | struct nfsd3_fsstatres *resp = rqstp->rq_resp; | |
1da177e4 LT |
565 | |
566 | dprintk("nfsd: FSSTAT(3) %s\n", | |
567 | SVCFH_fmt(&argp->fh)); | |
568 | ||
14168d67 | 569 | resp->status = nfsd_statfs(rqstp, &argp->fh, &resp->stats, 0); |
1da177e4 | 570 | fh_put(&argp->fh); |
cc028a10 | 571 | return rpc_success; |
1da177e4 LT |
572 | } |
573 | ||
574 | /* | |
575 | * Get file system info | |
576 | */ | |
7111c66e | 577 | static __be32 |
a6beb732 | 578 | nfsd3_proc_fsinfo(struct svc_rqst *rqstp) |
1da177e4 | 579 | { |
a6beb732 CH |
580 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
581 | struct nfsd3_fsinfores *resp = rqstp->rq_resp; | |
7adae489 | 582 | u32 max_blocksize = svc_max_payload(rqstp); |
1da177e4 LT |
583 | |
584 | dprintk("nfsd: FSINFO(3) %s\n", | |
585 | SVCFH_fmt(&argp->fh)); | |
586 | ||
7adae489 GB |
587 | resp->f_rtmax = max_blocksize; |
588 | resp->f_rtpref = max_blocksize; | |
1da177e4 | 589 | resp->f_rtmult = PAGE_SIZE; |
7adae489 GB |
590 | resp->f_wtmax = max_blocksize; |
591 | resp->f_wtpref = max_blocksize; | |
1da177e4 | 592 | resp->f_wtmult = PAGE_SIZE; |
f875a792 | 593 | resp->f_dtpref = max_blocksize; |
1da177e4 LT |
594 | resp->f_maxfilesize = ~(u32) 0; |
595 | resp->f_properties = NFS3_FSF_DEFAULT; | |
596 | ||
14168d67 CL |
597 | resp->status = fh_verify(rqstp, &argp->fh, 0, |
598 | NFSD_MAY_NOP | NFSD_MAY_BYPASS_GSS_ON_ROOT); | |
1da177e4 LT |
599 | |
600 | /* Check special features of the file system. May request | |
601 | * different read/write sizes for file systems known to have | |
602 | * problems with large blocks */ | |
14168d67 | 603 | if (resp->status == nfs_ok) { |
fc64005c | 604 | struct super_block *sb = argp->fh.fh_dentry->d_sb; |
1da177e4 LT |
605 | |
606 | /* Note that we don't care for remote fs's here */ | |
12214cb7 | 607 | if (sb->s_magic == MSDOS_SUPER_MAGIC) { |
1da177e4 LT |
608 | resp->f_properties = NFS3_FSF_BILLYBOY; |
609 | } | |
610 | resp->f_maxfilesize = sb->s_maxbytes; | |
611 | } | |
612 | ||
613 | fh_put(&argp->fh); | |
cc028a10 | 614 | return rpc_success; |
1da177e4 LT |
615 | } |
616 | ||
617 | /* | |
618 | * Get pathconf info for the specified file | |
619 | */ | |
7111c66e | 620 | static __be32 |
a6beb732 | 621 | nfsd3_proc_pathconf(struct svc_rqst *rqstp) |
1da177e4 | 622 | { |
a6beb732 CH |
623 | struct nfsd_fhandle *argp = rqstp->rq_argp; |
624 | struct nfsd3_pathconfres *resp = rqstp->rq_resp; | |
1da177e4 LT |
625 | |
626 | dprintk("nfsd: PATHCONF(3) %s\n", | |
627 | SVCFH_fmt(&argp->fh)); | |
628 | ||
629 | /* Set default pathconf */ | |
630 | resp->p_link_max = 255; /* at least */ | |
631 | resp->p_name_max = 255; /* at least */ | |
632 | resp->p_no_trunc = 0; | |
633 | resp->p_chown_restricted = 1; | |
634 | resp->p_case_insensitive = 0; | |
635 | resp->p_case_preserving = 1; | |
636 | ||
14168d67 | 637 | resp->status = fh_verify(rqstp, &argp->fh, 0, NFSD_MAY_NOP); |
1da177e4 | 638 | |
14168d67 | 639 | if (resp->status == nfs_ok) { |
fc64005c | 640 | struct super_block *sb = argp->fh.fh_dentry->d_sb; |
1da177e4 LT |
641 | |
642 | /* Note that we don't care for remote fs's here */ | |
643 | switch (sb->s_magic) { | |
644 | case EXT2_SUPER_MAGIC: | |
645 | resp->p_link_max = EXT2_LINK_MAX; | |
646 | resp->p_name_max = EXT2_NAME_LEN; | |
647 | break; | |
12214cb7 | 648 | case MSDOS_SUPER_MAGIC: |
1da177e4 LT |
649 | resp->p_case_insensitive = 1; |
650 | resp->p_case_preserving = 0; | |
651 | break; | |
652 | } | |
653 | } | |
654 | ||
655 | fh_put(&argp->fh); | |
cc028a10 | 656 | return rpc_success; |
1da177e4 LT |
657 | } |
658 | ||
1da177e4 LT |
659 | /* |
660 | * Commit a file (range) to stable storage. | |
661 | */ | |
7111c66e | 662 | static __be32 |
a6beb732 | 663 | nfsd3_proc_commit(struct svc_rqst *rqstp) |
1da177e4 | 664 | { |
a6beb732 CH |
665 | struct nfsd3_commitargs *argp = rqstp->rq_argp; |
666 | struct nfsd3_commitres *resp = rqstp->rq_resp; | |
1da177e4 LT |
667 | |
668 | dprintk("nfsd: COMMIT(3) %s %u@%Lu\n", | |
669 | SVCFH_fmt(&argp->fh), | |
670 | argp->count, | |
671 | (unsigned long long) argp->offset); | |
672 | ||
14168d67 CL |
673 | if (argp->offset > NFS_OFFSET_MAX) { |
674 | resp->status = nfserr_inval; | |
675 | goto out; | |
676 | } | |
1da177e4 LT |
677 | |
678 | fh_copy(&resp->fh, &argp->fh); | |
14168d67 CL |
679 | resp->status = nfsd_commit(rqstp, &resp->fh, argp->offset, |
680 | argp->count, resp->verf); | |
681 | out: | |
cc028a10 | 682 | return rpc_success; |
1da177e4 LT |
683 | } |
684 | ||
685 | ||
686 | /* | |
687 | * NFSv3 Server procedures. | |
688 | * Only the results of non-idempotent operations are cached. | |
689 | */ | |
1da177e4 LT |
690 | #define nfs3svc_decode_fhandleargs nfs3svc_decode_fhandle |
691 | #define nfs3svc_encode_attrstatres nfs3svc_encode_attrstat | |
692 | #define nfs3svc_encode_wccstatres nfs3svc_encode_wccstat | |
693 | #define nfsd3_mkdirargs nfsd3_createargs | |
694 | #define nfsd3_readdirplusargs nfsd3_readdirargs | |
695 | #define nfsd3_fhandleargs nfsd_fhandle | |
696 | #define nfsd3_fhandleres nfsd3_attrstat | |
697 | #define nfsd3_attrstatres nfsd3_attrstat | |
698 | #define nfsd3_wccstatres nfsd3_attrstat | |
699 | #define nfsd3_createres nfsd3_diropres | |
700 | #define nfsd3_voidres nfsd3_voidargs | |
701 | struct nfsd3_voidargs { int dummy; }; | |
702 | ||
1da177e4 LT |
703 | #define ST 1 /* status*/ |
704 | #define FH 17 /* filehandle with length */ | |
705 | #define AT 21 /* attributes */ | |
706 | #define pAT (1+AT) /* post attributes - conditional */ | |
707 | #define WC (7+pAT) /* WCC attributes */ | |
708 | ||
860bda29 | 709 | static const struct svc_procedure nfsd_procedures3[22] = { |
b9081d90 | 710 | [NFS3PROC_NULL] = { |
a6beb732 | 711 | .pc_func = nfsd3_proc_null, |
dcc46991 | 712 | .pc_decode = nfs3svc_decode_voidarg, |
63f8de37 | 713 | .pc_encode = nfs3svc_encode_voidres, |
b9081d90 YZ |
714 | .pc_argsize = sizeof(struct nfsd3_voidargs), |
715 | .pc_ressize = sizeof(struct nfsd3_voidres), | |
716 | .pc_cachetype = RC_NOCACHE, | |
717 | .pc_xdrressize = ST, | |
718 | }, | |
719 | [NFS3PROC_GETATTR] = { | |
a6beb732 | 720 | .pc_func = nfsd3_proc_getattr, |
026fec7e | 721 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 722 | .pc_encode = nfs3svc_encode_attrstatres, |
8537488b | 723 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
724 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
725 | .pc_ressize = sizeof(struct nfsd3_attrstatres), | |
726 | .pc_cachetype = RC_NOCACHE, | |
727 | .pc_xdrressize = ST+AT, | |
728 | }, | |
729 | [NFS3PROC_SETATTR] = { | |
a6beb732 | 730 | .pc_func = nfsd3_proc_setattr, |
026fec7e | 731 | .pc_decode = nfs3svc_decode_sattrargs, |
63f8de37 | 732 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 733 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
734 | .pc_argsize = sizeof(struct nfsd3_sattrargs), |
735 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
736 | .pc_cachetype = RC_REPLBUFF, | |
737 | .pc_xdrressize = ST+WC, | |
738 | }, | |
739 | [NFS3PROC_LOOKUP] = { | |
a6beb732 | 740 | .pc_func = nfsd3_proc_lookup, |
026fec7e | 741 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 742 | .pc_encode = nfs3svc_encode_diropres, |
8537488b | 743 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
744 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
745 | .pc_ressize = sizeof(struct nfsd3_diropres), | |
746 | .pc_cachetype = RC_NOCACHE, | |
747 | .pc_xdrressize = ST+FH+pAT+pAT, | |
748 | }, | |
749 | [NFS3PROC_ACCESS] = { | |
a6beb732 | 750 | .pc_func = nfsd3_proc_access, |
026fec7e | 751 | .pc_decode = nfs3svc_decode_accessargs, |
63f8de37 | 752 | .pc_encode = nfs3svc_encode_accessres, |
8537488b | 753 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
754 | .pc_argsize = sizeof(struct nfsd3_accessargs), |
755 | .pc_ressize = sizeof(struct nfsd3_accessres), | |
756 | .pc_cachetype = RC_NOCACHE, | |
757 | .pc_xdrressize = ST+pAT+1, | |
758 | }, | |
759 | [NFS3PROC_READLINK] = { | |
a6beb732 | 760 | .pc_func = nfsd3_proc_readlink, |
026fec7e | 761 | .pc_decode = nfs3svc_decode_readlinkargs, |
63f8de37 | 762 | .pc_encode = nfs3svc_encode_readlinkres, |
8537488b | 763 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
764 | .pc_argsize = sizeof(struct nfsd3_readlinkargs), |
765 | .pc_ressize = sizeof(struct nfsd3_readlinkres), | |
766 | .pc_cachetype = RC_NOCACHE, | |
767 | .pc_xdrressize = ST+pAT+1+NFS3_MAXPATHLEN/4, | |
768 | }, | |
769 | [NFS3PROC_READ] = { | |
a6beb732 | 770 | .pc_func = nfsd3_proc_read, |
026fec7e | 771 | .pc_decode = nfs3svc_decode_readargs, |
63f8de37 | 772 | .pc_encode = nfs3svc_encode_readres, |
8537488b | 773 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
774 | .pc_argsize = sizeof(struct nfsd3_readargs), |
775 | .pc_ressize = sizeof(struct nfsd3_readres), | |
776 | .pc_cachetype = RC_NOCACHE, | |
777 | .pc_xdrressize = ST+pAT+4+NFSSVC_MAXBLKSIZE/4, | |
778 | }, | |
779 | [NFS3PROC_WRITE] = { | |
a6beb732 | 780 | .pc_func = nfsd3_proc_write, |
026fec7e | 781 | .pc_decode = nfs3svc_decode_writeargs, |
63f8de37 | 782 | .pc_encode = nfs3svc_encode_writeres, |
8537488b | 783 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
784 | .pc_argsize = sizeof(struct nfsd3_writeargs), |
785 | .pc_ressize = sizeof(struct nfsd3_writeres), | |
786 | .pc_cachetype = RC_REPLBUFF, | |
787 | .pc_xdrressize = ST+WC+4, | |
788 | }, | |
789 | [NFS3PROC_CREATE] = { | |
a6beb732 | 790 | .pc_func = nfsd3_proc_create, |
026fec7e | 791 | .pc_decode = nfs3svc_decode_createargs, |
63f8de37 | 792 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 793 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
794 | .pc_argsize = sizeof(struct nfsd3_createargs), |
795 | .pc_ressize = sizeof(struct nfsd3_createres), | |
796 | .pc_cachetype = RC_REPLBUFF, | |
797 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
798 | }, | |
799 | [NFS3PROC_MKDIR] = { | |
a6beb732 | 800 | .pc_func = nfsd3_proc_mkdir, |
026fec7e | 801 | .pc_decode = nfs3svc_decode_mkdirargs, |
63f8de37 | 802 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 803 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
804 | .pc_argsize = sizeof(struct nfsd3_mkdirargs), |
805 | .pc_ressize = sizeof(struct nfsd3_createres), | |
806 | .pc_cachetype = RC_REPLBUFF, | |
807 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
808 | }, | |
809 | [NFS3PROC_SYMLINK] = { | |
a6beb732 | 810 | .pc_func = nfsd3_proc_symlink, |
026fec7e | 811 | .pc_decode = nfs3svc_decode_symlinkargs, |
63f8de37 | 812 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 813 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
814 | .pc_argsize = sizeof(struct nfsd3_symlinkargs), |
815 | .pc_ressize = sizeof(struct nfsd3_createres), | |
816 | .pc_cachetype = RC_REPLBUFF, | |
817 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
818 | }, | |
819 | [NFS3PROC_MKNOD] = { | |
a6beb732 | 820 | .pc_func = nfsd3_proc_mknod, |
026fec7e | 821 | .pc_decode = nfs3svc_decode_mknodargs, |
63f8de37 | 822 | .pc_encode = nfs3svc_encode_createres, |
8537488b | 823 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
824 | .pc_argsize = sizeof(struct nfsd3_mknodargs), |
825 | .pc_ressize = sizeof(struct nfsd3_createres), | |
826 | .pc_cachetype = RC_REPLBUFF, | |
827 | .pc_xdrressize = ST+(1+FH+pAT)+WC, | |
828 | }, | |
829 | [NFS3PROC_REMOVE] = { | |
a6beb732 | 830 | .pc_func = nfsd3_proc_remove, |
026fec7e | 831 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 832 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 833 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
834 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
835 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
836 | .pc_cachetype = RC_REPLBUFF, | |
837 | .pc_xdrressize = ST+WC, | |
838 | }, | |
839 | [NFS3PROC_RMDIR] = { | |
a6beb732 | 840 | .pc_func = nfsd3_proc_rmdir, |
026fec7e | 841 | .pc_decode = nfs3svc_decode_diropargs, |
63f8de37 | 842 | .pc_encode = nfs3svc_encode_wccstatres, |
8537488b | 843 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
844 | .pc_argsize = sizeof(struct nfsd3_diropargs), |
845 | .pc_ressize = sizeof(struct nfsd3_wccstatres), | |
846 | .pc_cachetype = RC_REPLBUFF, | |
847 | .pc_xdrressize = ST+WC, | |
848 | }, | |
849 | [NFS3PROC_RENAME] = { | |
a6beb732 | 850 | .pc_func = nfsd3_proc_rename, |
026fec7e | 851 | .pc_decode = nfs3svc_decode_renameargs, |
63f8de37 | 852 | .pc_encode = nfs3svc_encode_renameres, |
8537488b | 853 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
854 | .pc_argsize = sizeof(struct nfsd3_renameargs), |
855 | .pc_ressize = sizeof(struct nfsd3_renameres), | |
856 | .pc_cachetype = RC_REPLBUFF, | |
857 | .pc_xdrressize = ST+WC+WC, | |
858 | }, | |
859 | [NFS3PROC_LINK] = { | |
a6beb732 | 860 | .pc_func = nfsd3_proc_link, |
026fec7e | 861 | .pc_decode = nfs3svc_decode_linkargs, |
63f8de37 | 862 | .pc_encode = nfs3svc_encode_linkres, |
8537488b | 863 | .pc_release = nfs3svc_release_fhandle2, |
b9081d90 YZ |
864 | .pc_argsize = sizeof(struct nfsd3_linkargs), |
865 | .pc_ressize = sizeof(struct nfsd3_linkres), | |
866 | .pc_cachetype = RC_REPLBUFF, | |
867 | .pc_xdrressize = ST+pAT+WC, | |
868 | }, | |
869 | [NFS3PROC_READDIR] = { | |
a6beb732 | 870 | .pc_func = nfsd3_proc_readdir, |
026fec7e | 871 | .pc_decode = nfs3svc_decode_readdirargs, |
63f8de37 | 872 | .pc_encode = nfs3svc_encode_readdirres, |
8537488b | 873 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
874 | .pc_argsize = sizeof(struct nfsd3_readdirargs), |
875 | .pc_ressize = sizeof(struct nfsd3_readdirres), | |
876 | .pc_cachetype = RC_NOCACHE, | |
877 | }, | |
878 | [NFS3PROC_READDIRPLUS] = { | |
a6beb732 | 879 | .pc_func = nfsd3_proc_readdirplus, |
026fec7e | 880 | .pc_decode = nfs3svc_decode_readdirplusargs, |
63f8de37 | 881 | .pc_encode = nfs3svc_encode_readdirres, |
8537488b | 882 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
883 | .pc_argsize = sizeof(struct nfsd3_readdirplusargs), |
884 | .pc_ressize = sizeof(struct nfsd3_readdirres), | |
885 | .pc_cachetype = RC_NOCACHE, | |
886 | }, | |
887 | [NFS3PROC_FSSTAT] = { | |
a6beb732 | 888 | .pc_func = nfsd3_proc_fsstat, |
026fec7e | 889 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 890 | .pc_encode = nfs3svc_encode_fsstatres, |
b9081d90 YZ |
891 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
892 | .pc_ressize = sizeof(struct nfsd3_fsstatres), | |
893 | .pc_cachetype = RC_NOCACHE, | |
894 | .pc_xdrressize = ST+pAT+2*6+1, | |
895 | }, | |
896 | [NFS3PROC_FSINFO] = { | |
a6beb732 | 897 | .pc_func = nfsd3_proc_fsinfo, |
026fec7e | 898 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 899 | .pc_encode = nfs3svc_encode_fsinfores, |
b9081d90 YZ |
900 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
901 | .pc_ressize = sizeof(struct nfsd3_fsinfores), | |
902 | .pc_cachetype = RC_NOCACHE, | |
903 | .pc_xdrressize = ST+pAT+12, | |
904 | }, | |
905 | [NFS3PROC_PATHCONF] = { | |
a6beb732 | 906 | .pc_func = nfsd3_proc_pathconf, |
026fec7e | 907 | .pc_decode = nfs3svc_decode_fhandleargs, |
63f8de37 | 908 | .pc_encode = nfs3svc_encode_pathconfres, |
b9081d90 YZ |
909 | .pc_argsize = sizeof(struct nfsd3_fhandleargs), |
910 | .pc_ressize = sizeof(struct nfsd3_pathconfres), | |
911 | .pc_cachetype = RC_NOCACHE, | |
912 | .pc_xdrressize = ST+pAT+6, | |
913 | }, | |
914 | [NFS3PROC_COMMIT] = { | |
a6beb732 | 915 | .pc_func = nfsd3_proc_commit, |
026fec7e | 916 | .pc_decode = nfs3svc_decode_commitargs, |
63f8de37 | 917 | .pc_encode = nfs3svc_encode_commitres, |
8537488b | 918 | .pc_release = nfs3svc_release_fhandle, |
b9081d90 YZ |
919 | .pc_argsize = sizeof(struct nfsd3_commitargs), |
920 | .pc_ressize = sizeof(struct nfsd3_commitres), | |
921 | .pc_cachetype = RC_NOCACHE, | |
922 | .pc_xdrressize = ST+WC+2, | |
923 | }, | |
1da177e4 LT |
924 | }; |
925 | ||
7fd38af9 | 926 | static unsigned int nfsd_count3[ARRAY_SIZE(nfsd_procedures3)]; |
e9679189 CH |
927 | const struct svc_version nfsd_version3 = { |
928 | .vs_vers = 3, | |
929 | .vs_nproc = 22, | |
930 | .vs_proc = nfsd_procedures3, | |
931 | .vs_dispatch = nfsd_dispatch, | |
932 | .vs_count = nfsd_count3, | |
933 | .vs_xdrsize = NFS3_SVC_XDRSIZE, | |
1da177e4 | 934 | }; |