Commit | Line | Data |
---|---|---|
53c06f4e AK |
1 | /* |
2 | * linux/fs/9p/vfs_inode_dotl.c | |
3 | * | |
4 | * This file contains vfs inode ops for the 9P2000.L protocol. | |
5 | * | |
6 | * Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com> | |
7 | * Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License version 2 | |
11 | * as published by the Free Software Foundation. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to: | |
20 | * Free Software Foundation | |
21 | * 51 Franklin Street, Fifth Floor | |
22 | * Boston, MA 02111-1301 USA | |
23 | * | |
24 | */ | |
25 | ||
26 | #include <linux/module.h> | |
27 | #include <linux/errno.h> | |
28 | #include <linux/fs.h> | |
29 | #include <linux/file.h> | |
30 | #include <linux/pagemap.h> | |
31 | #include <linux/stat.h> | |
32 | #include <linux/string.h> | |
33 | #include <linux/inet.h> | |
34 | #include <linux/namei.h> | |
35 | #include <linux/idr.h> | |
36 | #include <linux/sched.h> | |
37 | #include <linux/slab.h> | |
38 | #include <linux/xattr.h> | |
39 | #include <linux/posix_acl.h> | |
40 | #include <net/9p/9p.h> | |
41 | #include <net/9p/client.h> | |
42 | ||
43 | #include "v9fs.h" | |
44 | #include "v9fs_vfs.h" | |
45 | #include "fid.h" | |
46 | #include "cache.h" | |
47 | #include "xattr.h" | |
48 | #include "acl.h" | |
49 | ||
50 | static int | |
1a67aafb | 51 | v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode, |
53c06f4e AK |
52 | dev_t rdev); |
53 | ||
54 | /** | |
55 | * v9fs_get_fsgid_for_create - Helper function to get the gid for creating a | |
56 | * new file system object. This checks the S_ISGID to determine the owning | |
57 | * group of the new file system object. | |
58 | */ | |
59 | ||
d4ef4e35 | 60 | static kgid_t v9fs_get_fsgid_for_create(struct inode *dir_inode) |
53c06f4e AK |
61 | { |
62 | BUG_ON(dir_inode == NULL); | |
63 | ||
64 | if (dir_inode->i_mode & S_ISGID) { | |
65 | /* set_gid bit is set.*/ | |
66 | return dir_inode->i_gid; | |
67 | } | |
68 | return current_fsgid(); | |
69 | } | |
70 | ||
fd2421f5 AK |
71 | static int v9fs_test_inode_dotl(struct inode *inode, void *data) |
72 | { | |
73 | struct v9fs_inode *v9inode = V9FS_I(inode); | |
74 | struct p9_stat_dotl *st = (struct p9_stat_dotl *)data; | |
75 | ||
76 | /* don't match inode of different type */ | |
77 | if ((inode->i_mode & S_IFMT) != (st->st_mode & S_IFMT)) | |
78 | return 0; | |
79 | ||
80 | if (inode->i_generation != st->st_gen) | |
81 | return 0; | |
82 | ||
83 | /* compare qid details */ | |
84 | if (memcmp(&v9inode->qid.version, | |
85 | &st->qid.version, sizeof(v9inode->qid.version))) | |
86 | return 0; | |
87 | ||
88 | if (v9inode->qid.type != st->qid.type) | |
89 | return 0; | |
90 | return 1; | |
91 | } | |
92 | ||
ed80fcfa AK |
93 | /* Always get a new inode */ |
94 | static int v9fs_test_new_inode_dotl(struct inode *inode, void *data) | |
95 | { | |
96 | return 0; | |
97 | } | |
98 | ||
fd2421f5 AK |
99 | static int v9fs_set_inode_dotl(struct inode *inode, void *data) |
100 | { | |
101 | struct v9fs_inode *v9inode = V9FS_I(inode); | |
102 | struct p9_stat_dotl *st = (struct p9_stat_dotl *)data; | |
103 | ||
104 | memcpy(&v9inode->qid, &st->qid, sizeof(st->qid)); | |
105 | inode->i_generation = st->st_gen; | |
106 | return 0; | |
107 | } | |
108 | ||
5ffc0cb3 AK |
109 | static struct inode *v9fs_qid_iget_dotl(struct super_block *sb, |
110 | struct p9_qid *qid, | |
111 | struct p9_fid *fid, | |
ed80fcfa AK |
112 | struct p9_stat_dotl *st, |
113 | int new) | |
5ffc0cb3 AK |
114 | { |
115 | int retval; | |
116 | unsigned long i_ino; | |
117 | struct inode *inode; | |
118 | struct v9fs_session_info *v9ses = sb->s_fs_info; | |
ed80fcfa AK |
119 | int (*test)(struct inode *, void *); |
120 | ||
121 | if (new) | |
122 | test = v9fs_test_new_inode_dotl; | |
123 | else | |
124 | test = v9fs_test_inode_dotl; | |
5ffc0cb3 AK |
125 | |
126 | i_ino = v9fs_qid2ino(qid); | |
ed80fcfa | 127 | inode = iget5_locked(sb, i_ino, test, v9fs_set_inode_dotl, st); |
5ffc0cb3 AK |
128 | if (!inode) |
129 | return ERR_PTR(-ENOMEM); | |
130 | if (!(inode->i_state & I_NEW)) | |
131 | return inode; | |
132 | /* | |
133 | * initialize the inode with the stat info | |
134 | * FIXME!! we may need support for stale inodes | |
135 | * later. | |
136 | */ | |
fd2421f5 | 137 | inode->i_ino = i_ino; |
45089142 AK |
138 | retval = v9fs_init_inode(v9ses, inode, |
139 | st->st_mode, new_decode_dev(st->st_rdev)); | |
5ffc0cb3 AK |
140 | if (retval) |
141 | goto error; | |
142 | ||
143 | v9fs_stat2inode_dotl(st, inode); | |
5ffc0cb3 | 144 | v9fs_cache_inode_get_cookie(inode); |
5ffc0cb3 AK |
145 | retval = v9fs_get_acl(inode, fid); |
146 | if (retval) | |
147 | goto error; | |
148 | ||
149 | unlock_new_inode(inode); | |
150 | return inode; | |
151 | error: | |
0a73d0a2 | 152 | iget_failed(inode); |
5ffc0cb3 AK |
153 | return ERR_PTR(retval); |
154 | ||
155 | } | |
156 | ||
53c06f4e | 157 | struct inode * |
a78ce05d | 158 | v9fs_inode_from_fid_dotl(struct v9fs_session_info *v9ses, struct p9_fid *fid, |
ed80fcfa | 159 | struct super_block *sb, int new) |
53c06f4e | 160 | { |
53c06f4e | 161 | struct p9_stat_dotl *st; |
5ffc0cb3 | 162 | struct inode *inode = NULL; |
53c06f4e | 163 | |
fd2421f5 | 164 | st = p9_client_getattr_dotl(fid, P9_STATS_BASIC | P9_STATS_GEN); |
53c06f4e AK |
165 | if (IS_ERR(st)) |
166 | return ERR_CAST(st); | |
167 | ||
ed80fcfa | 168 | inode = v9fs_qid_iget_dotl(sb, &st->qid, fid, st, new); |
53c06f4e | 169 | kfree(st); |
5ffc0cb3 | 170 | return inode; |
53c06f4e AK |
171 | } |
172 | ||
f88657ce AK |
173 | struct dotl_openflag_map { |
174 | int open_flag; | |
175 | int dotl_flag; | |
176 | }; | |
177 | ||
178 | static int v9fs_mapped_dotl_flags(int flags) | |
179 | { | |
180 | int i; | |
181 | int rflags = 0; | |
182 | struct dotl_openflag_map dotl_oflag_map[] = { | |
183 | { O_CREAT, P9_DOTL_CREATE }, | |
184 | { O_EXCL, P9_DOTL_EXCL }, | |
185 | { O_NOCTTY, P9_DOTL_NOCTTY }, | |
f88657ce AK |
186 | { O_APPEND, P9_DOTL_APPEND }, |
187 | { O_NONBLOCK, P9_DOTL_NONBLOCK }, | |
188 | { O_DSYNC, P9_DOTL_DSYNC }, | |
189 | { FASYNC, P9_DOTL_FASYNC }, | |
190 | { O_DIRECT, P9_DOTL_DIRECT }, | |
191 | { O_LARGEFILE, P9_DOTL_LARGEFILE }, | |
192 | { O_DIRECTORY, P9_DOTL_DIRECTORY }, | |
193 | { O_NOFOLLOW, P9_DOTL_NOFOLLOW }, | |
194 | { O_NOATIME, P9_DOTL_NOATIME }, | |
195 | { O_CLOEXEC, P9_DOTL_CLOEXEC }, | |
196 | { O_SYNC, P9_DOTL_SYNC}, | |
197 | }; | |
198 | for (i = 0; i < ARRAY_SIZE(dotl_oflag_map); i++) { | |
199 | if (flags & dotl_oflag_map[i].open_flag) | |
200 | rflags |= dotl_oflag_map[i].dotl_flag; | |
201 | } | |
202 | return rflags; | |
203 | } | |
204 | ||
205 | /** | |
206 | * v9fs_open_to_dotl_flags- convert Linux specific open flags to | |
207 | * plan 9 open flag. | |
208 | * @flags: flags to convert | |
209 | */ | |
210 | int v9fs_open_to_dotl_flags(int flags) | |
211 | { | |
212 | int rflags = 0; | |
213 | ||
214 | /* | |
215 | * We have same bits for P9_DOTL_READONLY, P9_DOTL_WRONLY | |
216 | * and P9_DOTL_NOACCESS | |
217 | */ | |
218 | rflags |= flags & O_ACCMODE; | |
219 | rflags |= v9fs_mapped_dotl_flags(flags); | |
220 | ||
221 | return rflags; | |
222 | } | |
223 | ||
53c06f4e AK |
224 | /** |
225 | * v9fs_vfs_create_dotl - VFS hook to create files for 9P2000.L protocol. | |
226 | * @dir: directory inode that is being created | |
227 | * @dentry: dentry that is being deleted | |
fd2916bd | 228 | * @omode: create permissions |
53c06f4e AK |
229 | * |
230 | */ | |
231 | ||
232 | static int | |
4acdaf27 | 233 | v9fs_vfs_create_dotl(struct inode *dir, struct dentry *dentry, umode_t omode, |
ebfc3b49 | 234 | bool excl) |
e43ae79c MS |
235 | { |
236 | return v9fs_vfs_mknod_dotl(dir, dentry, omode, 0); | |
237 | } | |
238 | ||
d9585277 | 239 | static int |
e43ae79c | 240 | v9fs_vfs_atomic_open_dotl(struct inode *dir, struct dentry *dentry, |
30d90494 | 241 | struct file *file, unsigned flags, umode_t omode, |
47237687 | 242 | int *opened) |
53c06f4e AK |
243 | { |
244 | int err = 0; | |
d4ef4e35 | 245 | kgid_t gid; |
d3fb6120 | 246 | umode_t mode; |
6b39f6d2 | 247 | char *name = NULL; |
53c06f4e AK |
248 | struct p9_qid qid; |
249 | struct inode *inode; | |
6b39f6d2 AK |
250 | struct p9_fid *fid = NULL; |
251 | struct v9fs_inode *v9inode; | |
252 | struct p9_fid *dfid, *ofid, *inode_fid; | |
253 | struct v9fs_session_info *v9ses; | |
53c06f4e | 254 | struct posix_acl *pacl = NULL, *dacl = NULL; |
e43ae79c | 255 | struct dentry *res = NULL; |
53c06f4e | 256 | |
00699ad8 | 257 | if (d_in_lookup(dentry)) { |
00cd8dd3 | 258 | res = v9fs_vfs_lookup(dir, dentry, 0); |
e43ae79c | 259 | if (IS_ERR(res)) |
d9585277 | 260 | return PTR_ERR(res); |
e43ae79c MS |
261 | |
262 | if (res) | |
263 | dentry = res; | |
264 | } | |
265 | ||
266 | /* Only creates */ | |
2b0143b5 | 267 | if (!(flags & O_CREAT) || d_really_is_positive(dentry)) |
b6f4bee0 | 268 | return finish_no_open(file, res); |
53c06f4e | 269 | |
e43ae79c MS |
270 | v9ses = v9fs_inode2v9ses(dir); |
271 | ||
53c06f4e | 272 | name = (char *) dentry->d_name.name; |
609eac1c | 273 | p9_debug(P9_DEBUG_VFS, "name:%s flags:0x%x mode:0x%hx\n", |
5d385153 | 274 | name, flags, omode); |
53c06f4e | 275 | |
77d5a6b7 | 276 | dfid = v9fs_parent_fid(dentry); |
53c06f4e AK |
277 | if (IS_ERR(dfid)) { |
278 | err = PTR_ERR(dfid); | |
5d385153 | 279 | p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err); |
d9585277 | 280 | goto out; |
53c06f4e AK |
281 | } |
282 | ||
283 | /* clone a fid to use for creation */ | |
7d50a29f | 284 | ofid = clone_fid(dfid); |
53c06f4e AK |
285 | if (IS_ERR(ofid)) { |
286 | err = PTR_ERR(ofid); | |
5d385153 | 287 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", err); |
d9585277 | 288 | goto out; |
53c06f4e AK |
289 | } |
290 | ||
291 | gid = v9fs_get_fsgid_for_create(dir); | |
292 | ||
293 | mode = omode; | |
294 | /* Update mode based on ACL value */ | |
295 | err = v9fs_acl_mode(dir, &mode, &dacl, &pacl); | |
296 | if (err) { | |
5d385153 JP |
297 | p9_debug(P9_DEBUG_VFS, "Failed to get acl values in creat %d\n", |
298 | err); | |
53c06f4e AK |
299 | goto error; |
300 | } | |
f88657ce AK |
301 | err = p9_client_create_dotl(ofid, name, v9fs_open_to_dotl_flags(flags), |
302 | mode, gid, &qid); | |
53c06f4e | 303 | if (err < 0) { |
5d385153 JP |
304 | p9_debug(P9_DEBUG_VFS, "p9_client_open_dotl failed in creat %d\n", |
305 | err); | |
53c06f4e AK |
306 | goto error; |
307 | } | |
d28c61f0 | 308 | v9fs_invalidate_inode_attr(dir); |
53c06f4e | 309 | |
af7542fc AK |
310 | /* instantiate inode and assign the unopened fid to the dentry */ |
311 | fid = p9_client_walk(dfid, 1, &name, 1); | |
312 | if (IS_ERR(fid)) { | |
313 | err = PTR_ERR(fid); | |
5d385153 | 314 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", err); |
53c06f4e | 315 | fid = NULL; |
af7542fc | 316 | goto error; |
53c06f4e | 317 | } |
ed80fcfa | 318 | inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb); |
af7542fc AK |
319 | if (IS_ERR(inode)) { |
320 | err = PTR_ERR(inode); | |
5d385153 | 321 | p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", err); |
af7542fc AK |
322 | goto error; |
323 | } | |
3592ac44 AV |
324 | /* Now set the ACL based on the default value */ |
325 | v9fs_set_create_acl(inode, fid, dacl, pacl); | |
326 | ||
2ea03e1d | 327 | v9fs_fid_add(dentry, fid); |
5441ae5e | 328 | d_instantiate(dentry, inode); |
af7542fc | 329 | |
6b39f6d2 | 330 | v9inode = V9FS_I(inode); |
5a7e0a8c | 331 | mutex_lock(&v9inode->v_mutex); |
fb89b45c DM |
332 | if ((v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) && |
333 | !v9inode->writeback_fid && | |
7add697a | 334 | ((flags & O_ACCMODE) != O_RDONLY)) { |
3cf387d7 | 335 | /* |
6b39f6d2 | 336 | * clone a fid and add it to writeback_fid |
3cf387d7 AK |
337 | * we do it during open time instead of |
338 | * page dirty time via write_begin/page_mkwrite | |
339 | * because we want write after unlink usecase | |
340 | * to work. | |
341 | */ | |
342 | inode_fid = v9fs_writeback_fid(dentry); | |
343 | if (IS_ERR(inode_fid)) { | |
344 | err = PTR_ERR(inode_fid); | |
5a7e0a8c | 345 | mutex_unlock(&v9inode->v_mutex); |
398c4f0e | 346 | goto err_clunk_old_fid; |
3cf387d7 | 347 | } |
6b39f6d2 | 348 | v9inode->writeback_fid = (void *) inode_fid; |
3cf387d7 | 349 | } |
5a7e0a8c | 350 | mutex_unlock(&v9inode->v_mutex); |
af7542fc | 351 | /* Since we are opening a file, assign the open fid to the file */ |
30d90494 AV |
352 | err = finish_open(file, dentry, generic_file_open, opened); |
353 | if (err) | |
398c4f0e | 354 | goto err_clunk_old_fid; |
30d90494 | 355 | file->private_data = ofid; |
fb89b45c | 356 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) |
30d90494 | 357 | v9fs_cache_inode_set_cookie(inode, file); |
47237687 | 358 | *opened |= FILE_CREATED; |
e43ae79c | 359 | out: |
5fa6300a | 360 | v9fs_put_acl(dacl, pacl); |
e43ae79c | 361 | dput(res); |
d9585277 | 362 | return err; |
53c06f4e AK |
363 | |
364 | error: | |
53c06f4e AK |
365 | if (fid) |
366 | p9_client_clunk(fid); | |
398c4f0e AK |
367 | err_clunk_old_fid: |
368 | if (ofid) | |
369 | p9_client_clunk(ofid); | |
e43ae79c | 370 | goto out; |
53c06f4e AK |
371 | } |
372 | ||
373 | /** | |
374 | * v9fs_vfs_mkdir_dotl - VFS mkdir hook to create a directory | |
375 | * @dir: inode that is being unlinked | |
376 | * @dentry: dentry that is being unlinked | |
fd2916bd | 377 | * @omode: mode for new directory |
53c06f4e AK |
378 | * |
379 | */ | |
380 | ||
381 | static int v9fs_vfs_mkdir_dotl(struct inode *dir, | |
18bb1db3 | 382 | struct dentry *dentry, umode_t omode) |
53c06f4e AK |
383 | { |
384 | int err; | |
385 | struct v9fs_session_info *v9ses; | |
386 | struct p9_fid *fid = NULL, *dfid = NULL; | |
d4ef4e35 | 387 | kgid_t gid; |
53c06f4e | 388 | char *name; |
d3fb6120 | 389 | umode_t mode; |
53c06f4e AK |
390 | struct inode *inode; |
391 | struct p9_qid qid; | |
53c06f4e AK |
392 | struct posix_acl *dacl = NULL, *pacl = NULL; |
393 | ||
4b8e9923 | 394 | p9_debug(P9_DEBUG_VFS, "name %pd\n", dentry); |
53c06f4e AK |
395 | err = 0; |
396 | v9ses = v9fs_inode2v9ses(dir); | |
397 | ||
398 | omode |= S_IFDIR; | |
399 | if (dir->i_mode & S_ISGID) | |
400 | omode |= S_ISGID; | |
401 | ||
77d5a6b7 | 402 | dfid = v9fs_parent_fid(dentry); |
53c06f4e AK |
403 | if (IS_ERR(dfid)) { |
404 | err = PTR_ERR(dfid); | |
5d385153 | 405 | p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err); |
53c06f4e AK |
406 | dfid = NULL; |
407 | goto error; | |
408 | } | |
409 | ||
410 | gid = v9fs_get_fsgid_for_create(dir); | |
411 | mode = omode; | |
412 | /* Update mode based on ACL value */ | |
413 | err = v9fs_acl_mode(dir, &mode, &dacl, &pacl); | |
414 | if (err) { | |
5d385153 JP |
415 | p9_debug(P9_DEBUG_VFS, "Failed to get acl values in mkdir %d\n", |
416 | err); | |
53c06f4e AK |
417 | goto error; |
418 | } | |
419 | name = (char *) dentry->d_name.name; | |
420 | err = p9_client_mkdir_dotl(dfid, name, mode, gid, &qid); | |
421 | if (err < 0) | |
422 | goto error; | |
423 | ||
3592ac44 AV |
424 | fid = p9_client_walk(dfid, 1, &name, 1); |
425 | if (IS_ERR(fid)) { | |
426 | err = PTR_ERR(fid); | |
427 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", | |
428 | err); | |
429 | fid = NULL; | |
430 | goto error; | |
431 | } | |
432 | ||
53c06f4e AK |
433 | /* instantiate inode and assign the unopened fid to the dentry */ |
434 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { | |
ed80fcfa | 435 | inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb); |
53c06f4e AK |
436 | if (IS_ERR(inode)) { |
437 | err = PTR_ERR(inode); | |
5d385153 JP |
438 | p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", |
439 | err); | |
53c06f4e AK |
440 | goto error; |
441 | } | |
2ea03e1d | 442 | v9fs_fid_add(dentry, fid); |
3592ac44 | 443 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
5441ae5e | 444 | d_instantiate(dentry, inode); |
53c06f4e | 445 | fid = NULL; |
2ea03e1d | 446 | err = 0; |
53c06f4e AK |
447 | } else { |
448 | /* | |
449 | * Not in cached mode. No need to populate | |
450 | * inode with stat. We need to get an inode | |
451 | * so that we can set the acl with dentry | |
452 | */ | |
45089142 | 453 | inode = v9fs_get_inode(dir->i_sb, mode, 0); |
53c06f4e AK |
454 | if (IS_ERR(inode)) { |
455 | err = PTR_ERR(inode); | |
456 | goto error; | |
457 | } | |
3592ac44 | 458 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
53c06f4e AK |
459 | d_instantiate(dentry, inode); |
460 | } | |
b271ec47 | 461 | inc_nlink(dir); |
d28c61f0 | 462 | v9fs_invalidate_inode_attr(dir); |
53c06f4e AK |
463 | error: |
464 | if (fid) | |
465 | p9_client_clunk(fid); | |
5fa6300a | 466 | v9fs_put_acl(dacl, pacl); |
53c06f4e AK |
467 | return err; |
468 | } | |
469 | ||
470 | static int | |
471 | v9fs_vfs_getattr_dotl(struct vfsmount *mnt, struct dentry *dentry, | |
472 | struct kstat *stat) | |
473 | { | |
53c06f4e AK |
474 | struct v9fs_session_info *v9ses; |
475 | struct p9_fid *fid; | |
476 | struct p9_stat_dotl *st; | |
477 | ||
5d385153 | 478 | p9_debug(P9_DEBUG_VFS, "dentry: %p\n", dentry); |
42869c8a | 479 | v9ses = v9fs_dentry2v9ses(dentry); |
a1211908 | 480 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { |
2b0143b5 | 481 | generic_fillattr(d_inode(dentry), stat); |
a1211908 AK |
482 | return 0; |
483 | } | |
53c06f4e AK |
484 | fid = v9fs_fid_lookup(dentry); |
485 | if (IS_ERR(fid)) | |
486 | return PTR_ERR(fid); | |
487 | ||
488 | /* Ask for all the fields in stat structure. Server will return | |
489 | * whatever it supports | |
490 | */ | |
491 | ||
492 | st = p9_client_getattr_dotl(fid, P9_STATS_ALL); | |
493 | if (IS_ERR(st)) | |
494 | return PTR_ERR(st); | |
495 | ||
2b0143b5 DH |
496 | v9fs_stat2inode_dotl(st, d_inode(dentry)); |
497 | generic_fillattr(d_inode(dentry), stat); | |
53c06f4e AK |
498 | /* Change block size to what the server returned */ |
499 | stat->blksize = st->st_blksize; | |
500 | ||
501 | kfree(st); | |
502 | return 0; | |
503 | } | |
504 | ||
f766619d AK |
505 | /* |
506 | * Attribute flags. | |
507 | */ | |
508 | #define P9_ATTR_MODE (1 << 0) | |
509 | #define P9_ATTR_UID (1 << 1) | |
510 | #define P9_ATTR_GID (1 << 2) | |
511 | #define P9_ATTR_SIZE (1 << 3) | |
512 | #define P9_ATTR_ATIME (1 << 4) | |
513 | #define P9_ATTR_MTIME (1 << 5) | |
514 | #define P9_ATTR_CTIME (1 << 6) | |
515 | #define P9_ATTR_ATIME_SET (1 << 7) | |
516 | #define P9_ATTR_MTIME_SET (1 << 8) | |
517 | ||
518 | struct dotl_iattr_map { | |
519 | int iattr_valid; | |
520 | int p9_iattr_valid; | |
521 | }; | |
522 | ||
523 | static int v9fs_mapped_iattr_valid(int iattr_valid) | |
524 | { | |
525 | int i; | |
526 | int p9_iattr_valid = 0; | |
527 | struct dotl_iattr_map dotl_iattr_map[] = { | |
528 | { ATTR_MODE, P9_ATTR_MODE }, | |
529 | { ATTR_UID, P9_ATTR_UID }, | |
530 | { ATTR_GID, P9_ATTR_GID }, | |
531 | { ATTR_SIZE, P9_ATTR_SIZE }, | |
532 | { ATTR_ATIME, P9_ATTR_ATIME }, | |
533 | { ATTR_MTIME, P9_ATTR_MTIME }, | |
534 | { ATTR_CTIME, P9_ATTR_CTIME }, | |
535 | { ATTR_ATIME_SET, P9_ATTR_ATIME_SET }, | |
536 | { ATTR_MTIME_SET, P9_ATTR_MTIME_SET }, | |
537 | }; | |
538 | for (i = 0; i < ARRAY_SIZE(dotl_iattr_map); i++) { | |
539 | if (iattr_valid & dotl_iattr_map[i].iattr_valid) | |
540 | p9_iattr_valid |= dotl_iattr_map[i].p9_iattr_valid; | |
541 | } | |
542 | return p9_iattr_valid; | |
543 | } | |
544 | ||
53c06f4e AK |
545 | /** |
546 | * v9fs_vfs_setattr_dotl - set file metadata | |
547 | * @dentry: file whose metadata to set | |
548 | * @iattr: metadata assignment structure | |
549 | * | |
550 | */ | |
551 | ||
552 | int v9fs_vfs_setattr_dotl(struct dentry *dentry, struct iattr *iattr) | |
553 | { | |
554 | int retval; | |
53c06f4e AK |
555 | struct p9_fid *fid; |
556 | struct p9_iattr_dotl p9attr; | |
2b0143b5 | 557 | struct inode *inode = d_inode(dentry); |
53c06f4e | 558 | |
5d385153 | 559 | p9_debug(P9_DEBUG_VFS, "\n"); |
53c06f4e | 560 | |
be308f07 | 561 | retval = inode_change_ok(inode, iattr); |
53c06f4e AK |
562 | if (retval) |
563 | return retval; | |
564 | ||
f766619d | 565 | p9attr.valid = v9fs_mapped_iattr_valid(iattr->ia_valid); |
53c06f4e AK |
566 | p9attr.mode = iattr->ia_mode; |
567 | p9attr.uid = iattr->ia_uid; | |
568 | p9attr.gid = iattr->ia_gid; | |
569 | p9attr.size = iattr->ia_size; | |
570 | p9attr.atime_sec = iattr->ia_atime.tv_sec; | |
571 | p9attr.atime_nsec = iattr->ia_atime.tv_nsec; | |
572 | p9attr.mtime_sec = iattr->ia_mtime.tv_sec; | |
573 | p9attr.mtime_nsec = iattr->ia_mtime.tv_nsec; | |
574 | ||
53c06f4e AK |
575 | fid = v9fs_fid_lookup(dentry); |
576 | if (IS_ERR(fid)) | |
577 | return PTR_ERR(fid); | |
578 | ||
3dc5436a | 579 | /* Write all dirty data */ |
be308f07 AV |
580 | if (S_ISREG(inode->i_mode)) |
581 | filemap_write_and_wait(inode->i_mapping); | |
3dc5436a | 582 | |
f10fc50f AK |
583 | retval = p9_client_setattr(fid, &p9attr); |
584 | if (retval < 0) | |
585 | return retval; | |
53c06f4e | 586 | |
059c138b | 587 | if ((iattr->ia_valid & ATTR_SIZE) && |
be308f07 AV |
588 | iattr->ia_size != i_size_read(inode)) |
589 | truncate_setsize(inode, iattr->ia_size); | |
059c138b | 590 | |
be308f07 AV |
591 | v9fs_invalidate_inode_attr(inode); |
592 | setattr_copy(inode, iattr); | |
593 | mark_inode_dirty(inode); | |
53c06f4e AK |
594 | if (iattr->ia_valid & ATTR_MODE) { |
595 | /* We also want to update ACL when we update mode bits */ | |
be308f07 | 596 | retval = v9fs_acl_chmod(inode, fid); |
53c06f4e AK |
597 | if (retval < 0) |
598 | return retval; | |
599 | } | |
600 | return 0; | |
601 | } | |
602 | ||
603 | /** | |
604 | * v9fs_stat2inode_dotl - populate an inode structure with stat info | |
605 | * @stat: stat structure | |
606 | * @inode: inode to populate | |
53c06f4e AK |
607 | * |
608 | */ | |
609 | ||
610 | void | |
611 | v9fs_stat2inode_dotl(struct p9_stat_dotl *stat, struct inode *inode) | |
612 | { | |
3eda0de6 | 613 | umode_t mode; |
b3cbea03 | 614 | struct v9fs_inode *v9inode = V9FS_I(inode); |
53c06f4e AK |
615 | |
616 | if ((stat->st_result_mask & P9_STATS_BASIC) == P9_STATS_BASIC) { | |
617 | inode->i_atime.tv_sec = stat->st_atime_sec; | |
618 | inode->i_atime.tv_nsec = stat->st_atime_nsec; | |
619 | inode->i_mtime.tv_sec = stat->st_mtime_sec; | |
620 | inode->i_mtime.tv_nsec = stat->st_mtime_nsec; | |
621 | inode->i_ctime.tv_sec = stat->st_ctime_sec; | |
622 | inode->i_ctime.tv_nsec = stat->st_ctime_nsec; | |
623 | inode->i_uid = stat->st_uid; | |
624 | inode->i_gid = stat->st_gid; | |
bfe86848 | 625 | set_nlink(inode, stat->st_nlink); |
53c06f4e | 626 | |
45089142 AK |
627 | mode = stat->st_mode & S_IALLUGO; |
628 | mode |= inode->i_mode & ~S_IALLUGO; | |
629 | inode->i_mode = mode; | |
53c06f4e AK |
630 | |
631 | i_size_write(inode, stat->st_size); | |
632 | inode->i_blocks = stat->st_blocks; | |
633 | } else { | |
634 | if (stat->st_result_mask & P9_STATS_ATIME) { | |
635 | inode->i_atime.tv_sec = stat->st_atime_sec; | |
636 | inode->i_atime.tv_nsec = stat->st_atime_nsec; | |
637 | } | |
638 | if (stat->st_result_mask & P9_STATS_MTIME) { | |
639 | inode->i_mtime.tv_sec = stat->st_mtime_sec; | |
640 | inode->i_mtime.tv_nsec = stat->st_mtime_nsec; | |
641 | } | |
642 | if (stat->st_result_mask & P9_STATS_CTIME) { | |
643 | inode->i_ctime.tv_sec = stat->st_ctime_sec; | |
644 | inode->i_ctime.tv_nsec = stat->st_ctime_nsec; | |
645 | } | |
646 | if (stat->st_result_mask & P9_STATS_UID) | |
647 | inode->i_uid = stat->st_uid; | |
648 | if (stat->st_result_mask & P9_STATS_GID) | |
649 | inode->i_gid = stat->st_gid; | |
650 | if (stat->st_result_mask & P9_STATS_NLINK) | |
bfe86848 | 651 | set_nlink(inode, stat->st_nlink); |
53c06f4e AK |
652 | if (stat->st_result_mask & P9_STATS_MODE) { |
653 | inode->i_mode = stat->st_mode; | |
654 | if ((S_ISBLK(inode->i_mode)) || | |
655 | (S_ISCHR(inode->i_mode))) | |
656 | init_special_inode(inode, inode->i_mode, | |
657 | inode->i_rdev); | |
658 | } | |
659 | if (stat->st_result_mask & P9_STATS_RDEV) | |
660 | inode->i_rdev = new_decode_dev(stat->st_rdev); | |
661 | if (stat->st_result_mask & P9_STATS_SIZE) | |
662 | i_size_write(inode, stat->st_size); | |
663 | if (stat->st_result_mask & P9_STATS_BLOCKS) | |
664 | inode->i_blocks = stat->st_blocks; | |
665 | } | |
666 | if (stat->st_result_mask & P9_STATS_GEN) | |
fd2421f5 | 667 | inode->i_generation = stat->st_gen; |
53c06f4e AK |
668 | |
669 | /* Currently we don't support P9_STATS_BTIME and P9_STATS_DATA_VERSION | |
670 | * because the inode structure does not have fields for them. | |
671 | */ | |
b3cbea03 | 672 | v9inode->cache_validity &= ~V9FS_INO_INVALID_ATTR; |
53c06f4e AK |
673 | } |
674 | ||
675 | static int | |
676 | v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry, | |
677 | const char *symname) | |
678 | { | |
53c06f4e | 679 | int err; |
d4ef4e35 | 680 | kgid_t gid; |
d28c61f0 AK |
681 | char *name; |
682 | struct p9_qid qid; | |
683 | struct inode *inode; | |
684 | struct p9_fid *dfid; | |
685 | struct p9_fid *fid = NULL; | |
686 | struct v9fs_session_info *v9ses; | |
53c06f4e AK |
687 | |
688 | name = (char *) dentry->d_name.name; | |
5d385153 | 689 | p9_debug(P9_DEBUG_VFS, "%lu,%s,%s\n", dir->i_ino, name, symname); |
53c06f4e AK |
690 | v9ses = v9fs_inode2v9ses(dir); |
691 | ||
77d5a6b7 | 692 | dfid = v9fs_parent_fid(dentry); |
53c06f4e AK |
693 | if (IS_ERR(dfid)) { |
694 | err = PTR_ERR(dfid); | |
5d385153 | 695 | p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err); |
53c06f4e AK |
696 | return err; |
697 | } | |
698 | ||
699 | gid = v9fs_get_fsgid_for_create(dir); | |
700 | ||
701 | /* Server doesn't alter fid on TSYMLINK. Hence no need to clone it. */ | |
702 | err = p9_client_symlink(dfid, name, (char *)symname, gid, &qid); | |
703 | ||
704 | if (err < 0) { | |
5d385153 | 705 | p9_debug(P9_DEBUG_VFS, "p9_client_symlink failed %d\n", err); |
53c06f4e AK |
706 | goto error; |
707 | } | |
708 | ||
d28c61f0 | 709 | v9fs_invalidate_inode_attr(dir); |
fb89b45c | 710 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { |
53c06f4e AK |
711 | /* Now walk from the parent so we can get an unopened fid. */ |
712 | fid = p9_client_walk(dfid, 1, &name, 1); | |
713 | if (IS_ERR(fid)) { | |
714 | err = PTR_ERR(fid); | |
5d385153 JP |
715 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", |
716 | err); | |
53c06f4e AK |
717 | fid = NULL; |
718 | goto error; | |
719 | } | |
720 | ||
721 | /* instantiate inode and assign the unopened fid to dentry */ | |
ed80fcfa | 722 | inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb); |
53c06f4e AK |
723 | if (IS_ERR(inode)) { |
724 | err = PTR_ERR(inode); | |
5d385153 JP |
725 | p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", |
726 | err); | |
53c06f4e AK |
727 | goto error; |
728 | } | |
2ea03e1d | 729 | v9fs_fid_add(dentry, fid); |
5441ae5e | 730 | d_instantiate(dentry, inode); |
53c06f4e | 731 | fid = NULL; |
2ea03e1d | 732 | err = 0; |
53c06f4e AK |
733 | } else { |
734 | /* Not in cached mode. No need to populate inode with stat */ | |
45089142 | 735 | inode = v9fs_get_inode(dir->i_sb, S_IFLNK, 0); |
53c06f4e AK |
736 | if (IS_ERR(inode)) { |
737 | err = PTR_ERR(inode); | |
738 | goto error; | |
739 | } | |
53c06f4e AK |
740 | d_instantiate(dentry, inode); |
741 | } | |
742 | ||
743 | error: | |
744 | if (fid) | |
745 | p9_client_clunk(fid); | |
746 | ||
747 | return err; | |
748 | } | |
749 | ||
750 | /** | |
751 | * v9fs_vfs_link_dotl - create a hardlink for dotl | |
752 | * @old_dentry: dentry for file to link to | |
753 | * @dir: inode destination for new link | |
754 | * @dentry: dentry for link | |
755 | * | |
756 | */ | |
757 | ||
758 | static int | |
759 | v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir, | |
760 | struct dentry *dentry) | |
761 | { | |
762 | int err; | |
d28c61f0 AK |
763 | struct p9_fid *dfid, *oldfid; |
764 | struct v9fs_session_info *v9ses; | |
53c06f4e | 765 | |
4b8e9923 AV |
766 | p9_debug(P9_DEBUG_VFS, "dir ino: %lu, old_name: %pd, new_name: %pd\n", |
767 | dir->i_ino, old_dentry, dentry); | |
53c06f4e AK |
768 | |
769 | v9ses = v9fs_inode2v9ses(dir); | |
77d5a6b7 | 770 | dfid = v9fs_parent_fid(dentry); |
53c06f4e AK |
771 | if (IS_ERR(dfid)) |
772 | return PTR_ERR(dfid); | |
773 | ||
774 | oldfid = v9fs_fid_lookup(old_dentry); | |
775 | if (IS_ERR(oldfid)) | |
776 | return PTR_ERR(oldfid); | |
777 | ||
53c06f4e AK |
778 | err = p9_client_link(dfid, oldfid, (char *)dentry->d_name.name); |
779 | ||
780 | if (err < 0) { | |
5d385153 | 781 | p9_debug(P9_DEBUG_VFS, "p9_client_link failed %d\n", err); |
53c06f4e AK |
782 | return err; |
783 | } | |
784 | ||
d28c61f0 | 785 | v9fs_invalidate_inode_attr(dir); |
53c06f4e AK |
786 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { |
787 | /* Get the latest stat info from server. */ | |
788 | struct p9_fid *fid; | |
53c06f4e AK |
789 | fid = v9fs_fid_lookup(old_dentry); |
790 | if (IS_ERR(fid)) | |
791 | return PTR_ERR(fid); | |
792 | ||
2b0143b5 | 793 | v9fs_refresh_inode_dotl(fid, d_inode(old_dentry)); |
53c06f4e | 794 | } |
2b0143b5 DH |
795 | ihold(d_inode(old_dentry)); |
796 | d_instantiate(dentry, d_inode(old_dentry)); | |
53c06f4e AK |
797 | |
798 | return err; | |
799 | } | |
800 | ||
801 | /** | |
802 | * v9fs_vfs_mknod_dotl - create a special file | |
803 | * @dir: inode destination for new link | |
804 | * @dentry: dentry for file | |
fd2916bd | 805 | * @omode: mode for creation |
53c06f4e AK |
806 | * @rdev: device associated with special file |
807 | * | |
808 | */ | |
809 | static int | |
1a67aafb | 810 | v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode, |
53c06f4e AK |
811 | dev_t rdev) |
812 | { | |
813 | int err; | |
d4ef4e35 | 814 | kgid_t gid; |
53c06f4e | 815 | char *name; |
d3fb6120 | 816 | umode_t mode; |
53c06f4e AK |
817 | struct v9fs_session_info *v9ses; |
818 | struct p9_fid *fid = NULL, *dfid = NULL; | |
819 | struct inode *inode; | |
53c06f4e | 820 | struct p9_qid qid; |
53c06f4e AK |
821 | struct posix_acl *dacl = NULL, *pacl = NULL; |
822 | ||
a455589f AV |
823 | p9_debug(P9_DEBUG_VFS, " %lu,%pd mode: %hx MAJOR: %u MINOR: %u\n", |
824 | dir->i_ino, dentry, omode, | |
5d385153 | 825 | MAJOR(rdev), MINOR(rdev)); |
53c06f4e | 826 | |
53c06f4e | 827 | v9ses = v9fs_inode2v9ses(dir); |
77d5a6b7 | 828 | dfid = v9fs_parent_fid(dentry); |
53c06f4e AK |
829 | if (IS_ERR(dfid)) { |
830 | err = PTR_ERR(dfid); | |
5d385153 | 831 | p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err); |
53c06f4e AK |
832 | dfid = NULL; |
833 | goto error; | |
834 | } | |
835 | ||
836 | gid = v9fs_get_fsgid_for_create(dir); | |
837 | mode = omode; | |
838 | /* Update mode based on ACL value */ | |
839 | err = v9fs_acl_mode(dir, &mode, &dacl, &pacl); | |
840 | if (err) { | |
5d385153 JP |
841 | p9_debug(P9_DEBUG_VFS, "Failed to get acl values in mknod %d\n", |
842 | err); | |
53c06f4e AK |
843 | goto error; |
844 | } | |
845 | name = (char *) dentry->d_name.name; | |
846 | ||
847 | err = p9_client_mknod_dotl(dfid, name, mode, rdev, gid, &qid); | |
848 | if (err < 0) | |
849 | goto error; | |
850 | ||
d28c61f0 | 851 | v9fs_invalidate_inode_attr(dir); |
3592ac44 AV |
852 | fid = p9_client_walk(dfid, 1, &name, 1); |
853 | if (IS_ERR(fid)) { | |
854 | err = PTR_ERR(fid); | |
855 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", | |
856 | err); | |
857 | fid = NULL; | |
858 | goto error; | |
859 | } | |
860 | ||
53c06f4e AK |
861 | /* instantiate inode and assign the unopened fid to the dentry */ |
862 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { | |
ed80fcfa | 863 | inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb); |
53c06f4e AK |
864 | if (IS_ERR(inode)) { |
865 | err = PTR_ERR(inode); | |
5d385153 JP |
866 | p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", |
867 | err); | |
53c06f4e AK |
868 | goto error; |
869 | } | |
3592ac44 | 870 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
2ea03e1d | 871 | v9fs_fid_add(dentry, fid); |
5441ae5e | 872 | d_instantiate(dentry, inode); |
53c06f4e | 873 | fid = NULL; |
2ea03e1d | 874 | err = 0; |
53c06f4e AK |
875 | } else { |
876 | /* | |
877 | * Not in cached mode. No need to populate inode with stat. | |
878 | * socket syscall returns a fd, so we need instantiate | |
879 | */ | |
45089142 | 880 | inode = v9fs_get_inode(dir->i_sb, mode, rdev); |
53c06f4e AK |
881 | if (IS_ERR(inode)) { |
882 | err = PTR_ERR(inode); | |
883 | goto error; | |
884 | } | |
3592ac44 | 885 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
53c06f4e AK |
886 | d_instantiate(dentry, inode); |
887 | } | |
53c06f4e AK |
888 | error: |
889 | if (fid) | |
890 | p9_client_clunk(fid); | |
5fa6300a | 891 | v9fs_put_acl(dacl, pacl); |
53c06f4e AK |
892 | return err; |
893 | } | |
894 | ||
53c06f4e | 895 | /** |
6b255391 | 896 | * v9fs_vfs_get_link_dotl - follow a symlink path |
53c06f4e | 897 | * @dentry: dentry for symlink |
6b255391 | 898 | * @inode: inode for symlink |
fceef393 | 899 | * @done: destructor for return value |
53c06f4e AK |
900 | */ |
901 | ||
680baacb | 902 | static const char * |
6b255391 | 903 | v9fs_vfs_get_link_dotl(struct dentry *dentry, |
fceef393 AV |
904 | struct inode *inode, |
905 | struct delayed_call *done) | |
53c06f4e | 906 | { |
6b255391 | 907 | struct p9_fid *fid; |
31b6ceac | 908 | char *target; |
90e4fc88 | 909 | int retval; |
53c06f4e | 910 | |
6b255391 AV |
911 | if (!dentry) |
912 | return ERR_PTR(-ECHILD); | |
913 | ||
4b8e9923 | 914 | p9_debug(P9_DEBUG_VFS, "%pd\n", dentry); |
53c06f4e | 915 | |
6b255391 | 916 | fid = v9fs_fid_lookup(dentry); |
90e4fc88 AV |
917 | if (IS_ERR(fid)) |
918 | return ERR_CAST(fid); | |
31b6ceac | 919 | retval = p9_client_readlink(fid, &target); |
90e4fc88 AV |
920 | if (retval) |
921 | return ERR_PTR(retval); | |
fceef393 AV |
922 | set_delayed_call(done, kfree_link, target); |
923 | return target; | |
53c06f4e AK |
924 | } |
925 | ||
b3cbea03 AK |
926 | int v9fs_refresh_inode_dotl(struct p9_fid *fid, struct inode *inode) |
927 | { | |
928 | loff_t i_size; | |
929 | struct p9_stat_dotl *st; | |
930 | struct v9fs_session_info *v9ses; | |
931 | ||
932 | v9ses = v9fs_inode2v9ses(inode); | |
933 | st = p9_client_getattr_dotl(fid, P9_STATS_ALL); | |
934 | if (IS_ERR(st)) | |
935 | return PTR_ERR(st); | |
45089142 AK |
936 | /* |
937 | * Don't update inode if the file type is different | |
938 | */ | |
939 | if ((inode->i_mode & S_IFMT) != (st->st_mode & S_IFMT)) | |
940 | goto out; | |
b3cbea03 AK |
941 | |
942 | spin_lock(&inode->i_lock); | |
943 | /* | |
944 | * We don't want to refresh inode->i_size, | |
945 | * because we may have cached data | |
946 | */ | |
947 | i_size = inode->i_size; | |
948 | v9fs_stat2inode_dotl(st, inode); | |
fb89b45c | 949 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) |
b3cbea03 AK |
950 | inode->i_size = i_size; |
951 | spin_unlock(&inode->i_lock); | |
45089142 | 952 | out: |
b3cbea03 AK |
953 | kfree(st); |
954 | return 0; | |
955 | } | |
956 | ||
53c06f4e AK |
957 | const struct inode_operations v9fs_dir_inode_operations_dotl = { |
958 | .create = v9fs_vfs_create_dotl, | |
e43ae79c | 959 | .atomic_open = v9fs_vfs_atomic_open_dotl, |
53c06f4e AK |
960 | .lookup = v9fs_vfs_lookup, |
961 | .link = v9fs_vfs_link_dotl, | |
962 | .symlink = v9fs_vfs_symlink_dotl, | |
963 | .unlink = v9fs_vfs_unlink, | |
964 | .mkdir = v9fs_vfs_mkdir_dotl, | |
965 | .rmdir = v9fs_vfs_rmdir, | |
966 | .mknod = v9fs_vfs_mknod_dotl, | |
967 | .rename = v9fs_vfs_rename, | |
968 | .getattr = v9fs_vfs_getattr_dotl, | |
969 | .setattr = v9fs_vfs_setattr_dotl, | |
970 | .setxattr = generic_setxattr, | |
971 | .getxattr = generic_getxattr, | |
972 | .removexattr = generic_removexattr, | |
973 | .listxattr = v9fs_listxattr, | |
4e34e719 | 974 | .get_acl = v9fs_iop_get_acl, |
53c06f4e AK |
975 | }; |
976 | ||
977 | const struct inode_operations v9fs_file_inode_operations_dotl = { | |
978 | .getattr = v9fs_vfs_getattr_dotl, | |
979 | .setattr = v9fs_vfs_setattr_dotl, | |
980 | .setxattr = generic_setxattr, | |
981 | .getxattr = generic_getxattr, | |
982 | .removexattr = generic_removexattr, | |
983 | .listxattr = v9fs_listxattr, | |
4e34e719 | 984 | .get_acl = v9fs_iop_get_acl, |
53c06f4e AK |
985 | }; |
986 | ||
987 | const struct inode_operations v9fs_symlink_inode_operations_dotl = { | |
31b6ceac | 988 | .readlink = generic_readlink, |
6b255391 | 989 | .get_link = v9fs_vfs_get_link_dotl, |
53c06f4e AK |
990 | .getattr = v9fs_vfs_getattr_dotl, |
991 | .setattr = v9fs_vfs_setattr_dotl, | |
992 | .setxattr = generic_setxattr, | |
993 | .getxattr = generic_getxattr, | |
994 | .removexattr = generic_removexattr, | |
995 | .listxattr = v9fs_listxattr, | |
996 | }; |