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 | |
e43ae79c | 257 | if (d_unhashed(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 AK |
275 | |
276 | dfid = v9fs_fid_lookup(dentry->d_parent); | |
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 */ | |
284 | ofid = p9_client_walk(dfid, 0, NULL, 1); | |
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; | |
392 | struct dentry *dir_dentry; | |
393 | struct posix_acl *dacl = NULL, *pacl = NULL; | |
394 | ||
4b8e9923 | 395 | p9_debug(P9_DEBUG_VFS, "name %pd\n", dentry); |
53c06f4e AK |
396 | err = 0; |
397 | v9ses = v9fs_inode2v9ses(dir); | |
398 | ||
399 | omode |= S_IFDIR; | |
400 | if (dir->i_mode & S_ISGID) | |
401 | omode |= S_ISGID; | |
402 | ||
af569596 | 403 | dir_dentry = dentry->d_parent; |
53c06f4e AK |
404 | dfid = v9fs_fid_lookup(dir_dentry); |
405 | if (IS_ERR(dfid)) { | |
406 | err = PTR_ERR(dfid); | |
5d385153 | 407 | p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err); |
53c06f4e AK |
408 | dfid = NULL; |
409 | goto error; | |
410 | } | |
411 | ||
412 | gid = v9fs_get_fsgid_for_create(dir); | |
413 | mode = omode; | |
414 | /* Update mode based on ACL value */ | |
415 | err = v9fs_acl_mode(dir, &mode, &dacl, &pacl); | |
416 | if (err) { | |
5d385153 JP |
417 | p9_debug(P9_DEBUG_VFS, "Failed to get acl values in mkdir %d\n", |
418 | err); | |
53c06f4e AK |
419 | goto error; |
420 | } | |
421 | name = (char *) dentry->d_name.name; | |
422 | err = p9_client_mkdir_dotl(dfid, name, mode, gid, &qid); | |
423 | if (err < 0) | |
424 | goto error; | |
425 | ||
3592ac44 AV |
426 | fid = p9_client_walk(dfid, 1, &name, 1); |
427 | if (IS_ERR(fid)) { | |
428 | err = PTR_ERR(fid); | |
429 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", | |
430 | err); | |
431 | fid = NULL; | |
432 | goto error; | |
433 | } | |
434 | ||
53c06f4e AK |
435 | /* instantiate inode and assign the unopened fid to the dentry */ |
436 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { | |
ed80fcfa | 437 | inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb); |
53c06f4e AK |
438 | if (IS_ERR(inode)) { |
439 | err = PTR_ERR(inode); | |
5d385153 JP |
440 | p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", |
441 | err); | |
53c06f4e AK |
442 | goto error; |
443 | } | |
2ea03e1d | 444 | v9fs_fid_add(dentry, fid); |
3592ac44 | 445 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
5441ae5e | 446 | d_instantiate(dentry, inode); |
53c06f4e | 447 | fid = NULL; |
2ea03e1d | 448 | err = 0; |
53c06f4e AK |
449 | } else { |
450 | /* | |
451 | * Not in cached mode. No need to populate | |
452 | * inode with stat. We need to get an inode | |
453 | * so that we can set the acl with dentry | |
454 | */ | |
45089142 | 455 | inode = v9fs_get_inode(dir->i_sb, mode, 0); |
53c06f4e AK |
456 | if (IS_ERR(inode)) { |
457 | err = PTR_ERR(inode); | |
458 | goto error; | |
459 | } | |
3592ac44 | 460 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
53c06f4e AK |
461 | d_instantiate(dentry, inode); |
462 | } | |
b271ec47 | 463 | inc_nlink(dir); |
d28c61f0 | 464 | v9fs_invalidate_inode_attr(dir); |
53c06f4e AK |
465 | error: |
466 | if (fid) | |
467 | p9_client_clunk(fid); | |
5fa6300a | 468 | v9fs_put_acl(dacl, pacl); |
53c06f4e AK |
469 | return err; |
470 | } | |
471 | ||
472 | static int | |
473 | v9fs_vfs_getattr_dotl(struct vfsmount *mnt, struct dentry *dentry, | |
474 | struct kstat *stat) | |
475 | { | |
53c06f4e AK |
476 | struct v9fs_session_info *v9ses; |
477 | struct p9_fid *fid; | |
478 | struct p9_stat_dotl *st; | |
479 | ||
5d385153 | 480 | p9_debug(P9_DEBUG_VFS, "dentry: %p\n", dentry); |
42869c8a | 481 | v9ses = v9fs_dentry2v9ses(dentry); |
a1211908 | 482 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { |
2b0143b5 | 483 | generic_fillattr(d_inode(dentry), stat); |
a1211908 AK |
484 | return 0; |
485 | } | |
53c06f4e AK |
486 | fid = v9fs_fid_lookup(dentry); |
487 | if (IS_ERR(fid)) | |
488 | return PTR_ERR(fid); | |
489 | ||
490 | /* Ask for all the fields in stat structure. Server will return | |
491 | * whatever it supports | |
492 | */ | |
493 | ||
494 | st = p9_client_getattr_dotl(fid, P9_STATS_ALL); | |
495 | if (IS_ERR(st)) | |
496 | return PTR_ERR(st); | |
497 | ||
2b0143b5 DH |
498 | v9fs_stat2inode_dotl(st, d_inode(dentry)); |
499 | generic_fillattr(d_inode(dentry), stat); | |
53c06f4e AK |
500 | /* Change block size to what the server returned */ |
501 | stat->blksize = st->st_blksize; | |
502 | ||
503 | kfree(st); | |
504 | return 0; | |
505 | } | |
506 | ||
f766619d AK |
507 | /* |
508 | * Attribute flags. | |
509 | */ | |
510 | #define P9_ATTR_MODE (1 << 0) | |
511 | #define P9_ATTR_UID (1 << 1) | |
512 | #define P9_ATTR_GID (1 << 2) | |
513 | #define P9_ATTR_SIZE (1 << 3) | |
514 | #define P9_ATTR_ATIME (1 << 4) | |
515 | #define P9_ATTR_MTIME (1 << 5) | |
516 | #define P9_ATTR_CTIME (1 << 6) | |
517 | #define P9_ATTR_ATIME_SET (1 << 7) | |
518 | #define P9_ATTR_MTIME_SET (1 << 8) | |
519 | ||
520 | struct dotl_iattr_map { | |
521 | int iattr_valid; | |
522 | int p9_iattr_valid; | |
523 | }; | |
524 | ||
525 | static int v9fs_mapped_iattr_valid(int iattr_valid) | |
526 | { | |
527 | int i; | |
528 | int p9_iattr_valid = 0; | |
529 | struct dotl_iattr_map dotl_iattr_map[] = { | |
530 | { ATTR_MODE, P9_ATTR_MODE }, | |
531 | { ATTR_UID, P9_ATTR_UID }, | |
532 | { ATTR_GID, P9_ATTR_GID }, | |
533 | { ATTR_SIZE, P9_ATTR_SIZE }, | |
534 | { ATTR_ATIME, P9_ATTR_ATIME }, | |
535 | { ATTR_MTIME, P9_ATTR_MTIME }, | |
536 | { ATTR_CTIME, P9_ATTR_CTIME }, | |
537 | { ATTR_ATIME_SET, P9_ATTR_ATIME_SET }, | |
538 | { ATTR_MTIME_SET, P9_ATTR_MTIME_SET }, | |
539 | }; | |
540 | for (i = 0; i < ARRAY_SIZE(dotl_iattr_map); i++) { | |
541 | if (iattr_valid & dotl_iattr_map[i].iattr_valid) | |
542 | p9_iattr_valid |= dotl_iattr_map[i].p9_iattr_valid; | |
543 | } | |
544 | return p9_iattr_valid; | |
545 | } | |
546 | ||
53c06f4e AK |
547 | /** |
548 | * v9fs_vfs_setattr_dotl - set file metadata | |
549 | * @dentry: file whose metadata to set | |
550 | * @iattr: metadata assignment structure | |
551 | * | |
552 | */ | |
553 | ||
554 | int v9fs_vfs_setattr_dotl(struct dentry *dentry, struct iattr *iattr) | |
555 | { | |
556 | int retval; | |
53c06f4e AK |
557 | struct p9_fid *fid; |
558 | struct p9_iattr_dotl p9attr; | |
2b0143b5 | 559 | struct inode *inode = d_inode(dentry); |
53c06f4e | 560 | |
5d385153 | 561 | p9_debug(P9_DEBUG_VFS, "\n"); |
53c06f4e | 562 | |
be308f07 | 563 | retval = inode_change_ok(inode, iattr); |
53c06f4e AK |
564 | if (retval) |
565 | return retval; | |
566 | ||
f766619d | 567 | p9attr.valid = v9fs_mapped_iattr_valid(iattr->ia_valid); |
53c06f4e AK |
568 | p9attr.mode = iattr->ia_mode; |
569 | p9attr.uid = iattr->ia_uid; | |
570 | p9attr.gid = iattr->ia_gid; | |
571 | p9attr.size = iattr->ia_size; | |
572 | p9attr.atime_sec = iattr->ia_atime.tv_sec; | |
573 | p9attr.atime_nsec = iattr->ia_atime.tv_nsec; | |
574 | p9attr.mtime_sec = iattr->ia_mtime.tv_sec; | |
575 | p9attr.mtime_nsec = iattr->ia_mtime.tv_nsec; | |
576 | ||
53c06f4e AK |
577 | fid = v9fs_fid_lookup(dentry); |
578 | if (IS_ERR(fid)) | |
579 | return PTR_ERR(fid); | |
580 | ||
3dc5436a | 581 | /* Write all dirty data */ |
be308f07 AV |
582 | if (S_ISREG(inode->i_mode)) |
583 | filemap_write_and_wait(inode->i_mapping); | |
3dc5436a | 584 | |
f10fc50f AK |
585 | retval = p9_client_setattr(fid, &p9attr); |
586 | if (retval < 0) | |
587 | return retval; | |
53c06f4e | 588 | |
059c138b | 589 | if ((iattr->ia_valid & ATTR_SIZE) && |
be308f07 AV |
590 | iattr->ia_size != i_size_read(inode)) |
591 | truncate_setsize(inode, iattr->ia_size); | |
059c138b | 592 | |
be308f07 AV |
593 | v9fs_invalidate_inode_attr(inode); |
594 | setattr_copy(inode, iattr); | |
595 | mark_inode_dirty(inode); | |
53c06f4e AK |
596 | if (iattr->ia_valid & ATTR_MODE) { |
597 | /* We also want to update ACL when we update mode bits */ | |
be308f07 | 598 | retval = v9fs_acl_chmod(inode, fid); |
53c06f4e AK |
599 | if (retval < 0) |
600 | return retval; | |
601 | } | |
602 | return 0; | |
603 | } | |
604 | ||
605 | /** | |
606 | * v9fs_stat2inode_dotl - populate an inode structure with stat info | |
607 | * @stat: stat structure | |
608 | * @inode: inode to populate | |
53c06f4e AK |
609 | * |
610 | */ | |
611 | ||
612 | void | |
613 | v9fs_stat2inode_dotl(struct p9_stat_dotl *stat, struct inode *inode) | |
614 | { | |
3eda0de6 | 615 | umode_t mode; |
b3cbea03 | 616 | struct v9fs_inode *v9inode = V9FS_I(inode); |
53c06f4e AK |
617 | |
618 | if ((stat->st_result_mask & P9_STATS_BASIC) == P9_STATS_BASIC) { | |
619 | inode->i_atime.tv_sec = stat->st_atime_sec; | |
620 | inode->i_atime.tv_nsec = stat->st_atime_nsec; | |
621 | inode->i_mtime.tv_sec = stat->st_mtime_sec; | |
622 | inode->i_mtime.tv_nsec = stat->st_mtime_nsec; | |
623 | inode->i_ctime.tv_sec = stat->st_ctime_sec; | |
624 | inode->i_ctime.tv_nsec = stat->st_ctime_nsec; | |
625 | inode->i_uid = stat->st_uid; | |
626 | inode->i_gid = stat->st_gid; | |
bfe86848 | 627 | set_nlink(inode, stat->st_nlink); |
53c06f4e | 628 | |
45089142 AK |
629 | mode = stat->st_mode & S_IALLUGO; |
630 | mode |= inode->i_mode & ~S_IALLUGO; | |
631 | inode->i_mode = mode; | |
53c06f4e AK |
632 | |
633 | i_size_write(inode, stat->st_size); | |
634 | inode->i_blocks = stat->st_blocks; | |
635 | } else { | |
636 | if (stat->st_result_mask & P9_STATS_ATIME) { | |
637 | inode->i_atime.tv_sec = stat->st_atime_sec; | |
638 | inode->i_atime.tv_nsec = stat->st_atime_nsec; | |
639 | } | |
640 | if (stat->st_result_mask & P9_STATS_MTIME) { | |
641 | inode->i_mtime.tv_sec = stat->st_mtime_sec; | |
642 | inode->i_mtime.tv_nsec = stat->st_mtime_nsec; | |
643 | } | |
644 | if (stat->st_result_mask & P9_STATS_CTIME) { | |
645 | inode->i_ctime.tv_sec = stat->st_ctime_sec; | |
646 | inode->i_ctime.tv_nsec = stat->st_ctime_nsec; | |
647 | } | |
648 | if (stat->st_result_mask & P9_STATS_UID) | |
649 | inode->i_uid = stat->st_uid; | |
650 | if (stat->st_result_mask & P9_STATS_GID) | |
651 | inode->i_gid = stat->st_gid; | |
652 | if (stat->st_result_mask & P9_STATS_NLINK) | |
bfe86848 | 653 | set_nlink(inode, stat->st_nlink); |
53c06f4e AK |
654 | if (stat->st_result_mask & P9_STATS_MODE) { |
655 | inode->i_mode = stat->st_mode; | |
656 | if ((S_ISBLK(inode->i_mode)) || | |
657 | (S_ISCHR(inode->i_mode))) | |
658 | init_special_inode(inode, inode->i_mode, | |
659 | inode->i_rdev); | |
660 | } | |
661 | if (stat->st_result_mask & P9_STATS_RDEV) | |
662 | inode->i_rdev = new_decode_dev(stat->st_rdev); | |
663 | if (stat->st_result_mask & P9_STATS_SIZE) | |
664 | i_size_write(inode, stat->st_size); | |
665 | if (stat->st_result_mask & P9_STATS_BLOCKS) | |
666 | inode->i_blocks = stat->st_blocks; | |
667 | } | |
668 | if (stat->st_result_mask & P9_STATS_GEN) | |
fd2421f5 | 669 | inode->i_generation = stat->st_gen; |
53c06f4e AK |
670 | |
671 | /* Currently we don't support P9_STATS_BTIME and P9_STATS_DATA_VERSION | |
672 | * because the inode structure does not have fields for them. | |
673 | */ | |
b3cbea03 | 674 | v9inode->cache_validity &= ~V9FS_INO_INVALID_ATTR; |
53c06f4e AK |
675 | } |
676 | ||
677 | static int | |
678 | v9fs_vfs_symlink_dotl(struct inode *dir, struct dentry *dentry, | |
679 | const char *symname) | |
680 | { | |
53c06f4e | 681 | int err; |
d4ef4e35 | 682 | kgid_t gid; |
d28c61f0 AK |
683 | char *name; |
684 | struct p9_qid qid; | |
685 | struct inode *inode; | |
686 | struct p9_fid *dfid; | |
687 | struct p9_fid *fid = NULL; | |
688 | struct v9fs_session_info *v9ses; | |
53c06f4e AK |
689 | |
690 | name = (char *) dentry->d_name.name; | |
5d385153 | 691 | p9_debug(P9_DEBUG_VFS, "%lu,%s,%s\n", dir->i_ino, name, symname); |
53c06f4e AK |
692 | v9ses = v9fs_inode2v9ses(dir); |
693 | ||
694 | dfid = v9fs_fid_lookup(dentry->d_parent); | |
695 | if (IS_ERR(dfid)) { | |
696 | err = PTR_ERR(dfid); | |
5d385153 | 697 | p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err); |
53c06f4e AK |
698 | return err; |
699 | } | |
700 | ||
701 | gid = v9fs_get_fsgid_for_create(dir); | |
702 | ||
703 | /* Server doesn't alter fid on TSYMLINK. Hence no need to clone it. */ | |
704 | err = p9_client_symlink(dfid, name, (char *)symname, gid, &qid); | |
705 | ||
706 | if (err < 0) { | |
5d385153 | 707 | p9_debug(P9_DEBUG_VFS, "p9_client_symlink failed %d\n", err); |
53c06f4e AK |
708 | goto error; |
709 | } | |
710 | ||
d28c61f0 | 711 | v9fs_invalidate_inode_attr(dir); |
fb89b45c | 712 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { |
53c06f4e AK |
713 | /* Now walk from the parent so we can get an unopened fid. */ |
714 | fid = p9_client_walk(dfid, 1, &name, 1); | |
715 | if (IS_ERR(fid)) { | |
716 | err = PTR_ERR(fid); | |
5d385153 JP |
717 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", |
718 | err); | |
53c06f4e AK |
719 | fid = NULL; |
720 | goto error; | |
721 | } | |
722 | ||
723 | /* instantiate inode and assign the unopened fid to dentry */ | |
ed80fcfa | 724 | inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb); |
53c06f4e AK |
725 | if (IS_ERR(inode)) { |
726 | err = PTR_ERR(inode); | |
5d385153 JP |
727 | p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", |
728 | err); | |
53c06f4e AK |
729 | goto error; |
730 | } | |
2ea03e1d | 731 | v9fs_fid_add(dentry, fid); |
5441ae5e | 732 | d_instantiate(dentry, inode); |
53c06f4e | 733 | fid = NULL; |
2ea03e1d | 734 | err = 0; |
53c06f4e AK |
735 | } else { |
736 | /* Not in cached mode. No need to populate inode with stat */ | |
45089142 | 737 | inode = v9fs_get_inode(dir->i_sb, S_IFLNK, 0); |
53c06f4e AK |
738 | if (IS_ERR(inode)) { |
739 | err = PTR_ERR(inode); | |
740 | goto error; | |
741 | } | |
53c06f4e AK |
742 | d_instantiate(dentry, inode); |
743 | } | |
744 | ||
745 | error: | |
746 | if (fid) | |
747 | p9_client_clunk(fid); | |
748 | ||
749 | return err; | |
750 | } | |
751 | ||
752 | /** | |
753 | * v9fs_vfs_link_dotl - create a hardlink for dotl | |
754 | * @old_dentry: dentry for file to link to | |
755 | * @dir: inode destination for new link | |
756 | * @dentry: dentry for link | |
757 | * | |
758 | */ | |
759 | ||
760 | static int | |
761 | v9fs_vfs_link_dotl(struct dentry *old_dentry, struct inode *dir, | |
762 | struct dentry *dentry) | |
763 | { | |
764 | int err; | |
53c06f4e | 765 | struct dentry *dir_dentry; |
d28c61f0 AK |
766 | struct p9_fid *dfid, *oldfid; |
767 | struct v9fs_session_info *v9ses; | |
53c06f4e | 768 | |
4b8e9923 AV |
769 | p9_debug(P9_DEBUG_VFS, "dir ino: %lu, old_name: %pd, new_name: %pd\n", |
770 | dir->i_ino, old_dentry, dentry); | |
53c06f4e AK |
771 | |
772 | v9ses = v9fs_inode2v9ses(dir); | |
af569596 | 773 | dir_dentry = dentry->d_parent; |
53c06f4e AK |
774 | dfid = v9fs_fid_lookup(dir_dentry); |
775 | if (IS_ERR(dfid)) | |
776 | return PTR_ERR(dfid); | |
777 | ||
778 | oldfid = v9fs_fid_lookup(old_dentry); | |
779 | if (IS_ERR(oldfid)) | |
780 | return PTR_ERR(oldfid); | |
781 | ||
53c06f4e AK |
782 | err = p9_client_link(dfid, oldfid, (char *)dentry->d_name.name); |
783 | ||
784 | if (err < 0) { | |
5d385153 | 785 | p9_debug(P9_DEBUG_VFS, "p9_client_link failed %d\n", err); |
53c06f4e AK |
786 | return err; |
787 | } | |
788 | ||
d28c61f0 | 789 | v9fs_invalidate_inode_attr(dir); |
53c06f4e AK |
790 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { |
791 | /* Get the latest stat info from server. */ | |
792 | struct p9_fid *fid; | |
53c06f4e AK |
793 | fid = v9fs_fid_lookup(old_dentry); |
794 | if (IS_ERR(fid)) | |
795 | return PTR_ERR(fid); | |
796 | ||
2b0143b5 | 797 | v9fs_refresh_inode_dotl(fid, d_inode(old_dentry)); |
53c06f4e | 798 | } |
2b0143b5 DH |
799 | ihold(d_inode(old_dentry)); |
800 | d_instantiate(dentry, d_inode(old_dentry)); | |
53c06f4e AK |
801 | |
802 | return err; | |
803 | } | |
804 | ||
805 | /** | |
806 | * v9fs_vfs_mknod_dotl - create a special file | |
807 | * @dir: inode destination for new link | |
808 | * @dentry: dentry for file | |
fd2916bd | 809 | * @omode: mode for creation |
53c06f4e AK |
810 | * @rdev: device associated with special file |
811 | * | |
812 | */ | |
813 | static int | |
1a67aafb | 814 | v9fs_vfs_mknod_dotl(struct inode *dir, struct dentry *dentry, umode_t omode, |
53c06f4e AK |
815 | dev_t rdev) |
816 | { | |
817 | int err; | |
d4ef4e35 | 818 | kgid_t gid; |
53c06f4e | 819 | char *name; |
d3fb6120 | 820 | umode_t mode; |
53c06f4e AK |
821 | struct v9fs_session_info *v9ses; |
822 | struct p9_fid *fid = NULL, *dfid = NULL; | |
823 | struct inode *inode; | |
53c06f4e AK |
824 | struct p9_qid qid; |
825 | struct dentry *dir_dentry; | |
826 | struct posix_acl *dacl = NULL, *pacl = NULL; | |
827 | ||
a455589f AV |
828 | p9_debug(P9_DEBUG_VFS, " %lu,%pd mode: %hx MAJOR: %u MINOR: %u\n", |
829 | dir->i_ino, dentry, omode, | |
5d385153 | 830 | MAJOR(rdev), MINOR(rdev)); |
53c06f4e | 831 | |
53c06f4e | 832 | v9ses = v9fs_inode2v9ses(dir); |
af569596 | 833 | dir_dentry = dentry->d_parent; |
53c06f4e AK |
834 | dfid = v9fs_fid_lookup(dir_dentry); |
835 | if (IS_ERR(dfid)) { | |
836 | err = PTR_ERR(dfid); | |
5d385153 | 837 | p9_debug(P9_DEBUG_VFS, "fid lookup failed %d\n", err); |
53c06f4e AK |
838 | dfid = NULL; |
839 | goto error; | |
840 | } | |
841 | ||
842 | gid = v9fs_get_fsgid_for_create(dir); | |
843 | mode = omode; | |
844 | /* Update mode based on ACL value */ | |
845 | err = v9fs_acl_mode(dir, &mode, &dacl, &pacl); | |
846 | if (err) { | |
5d385153 JP |
847 | p9_debug(P9_DEBUG_VFS, "Failed to get acl values in mknod %d\n", |
848 | err); | |
53c06f4e AK |
849 | goto error; |
850 | } | |
851 | name = (char *) dentry->d_name.name; | |
852 | ||
853 | err = p9_client_mknod_dotl(dfid, name, mode, rdev, gid, &qid); | |
854 | if (err < 0) | |
855 | goto error; | |
856 | ||
d28c61f0 | 857 | v9fs_invalidate_inode_attr(dir); |
3592ac44 AV |
858 | fid = p9_client_walk(dfid, 1, &name, 1); |
859 | if (IS_ERR(fid)) { | |
860 | err = PTR_ERR(fid); | |
861 | p9_debug(P9_DEBUG_VFS, "p9_client_walk failed %d\n", | |
862 | err); | |
863 | fid = NULL; | |
864 | goto error; | |
865 | } | |
866 | ||
53c06f4e AK |
867 | /* instantiate inode and assign the unopened fid to the dentry */ |
868 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) { | |
ed80fcfa | 869 | inode = v9fs_get_new_inode_from_fid(v9ses, fid, dir->i_sb); |
53c06f4e AK |
870 | if (IS_ERR(inode)) { |
871 | err = PTR_ERR(inode); | |
5d385153 JP |
872 | p9_debug(P9_DEBUG_VFS, "inode creation failed %d\n", |
873 | err); | |
53c06f4e AK |
874 | goto error; |
875 | } | |
3592ac44 | 876 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
2ea03e1d | 877 | v9fs_fid_add(dentry, fid); |
5441ae5e | 878 | d_instantiate(dentry, inode); |
53c06f4e | 879 | fid = NULL; |
2ea03e1d | 880 | err = 0; |
53c06f4e AK |
881 | } else { |
882 | /* | |
883 | * Not in cached mode. No need to populate inode with stat. | |
884 | * socket syscall returns a fd, so we need instantiate | |
885 | */ | |
45089142 | 886 | inode = v9fs_get_inode(dir->i_sb, mode, rdev); |
53c06f4e AK |
887 | if (IS_ERR(inode)) { |
888 | err = PTR_ERR(inode); | |
889 | goto error; | |
890 | } | |
3592ac44 | 891 | v9fs_set_create_acl(inode, fid, dacl, pacl); |
53c06f4e AK |
892 | d_instantiate(dentry, inode); |
893 | } | |
53c06f4e AK |
894 | error: |
895 | if (fid) | |
896 | p9_client_clunk(fid); | |
5fa6300a | 897 | v9fs_put_acl(dacl, pacl); |
53c06f4e AK |
898 | return err; |
899 | } | |
900 | ||
53c06f4e | 901 | /** |
6b255391 | 902 | * v9fs_vfs_get_link_dotl - follow a symlink path |
53c06f4e | 903 | * @dentry: dentry for symlink |
6b255391 | 904 | * @inode: inode for symlink |
fceef393 | 905 | * @done: destructor for return value |
53c06f4e AK |
906 | */ |
907 | ||
680baacb | 908 | static const char * |
6b255391 | 909 | v9fs_vfs_get_link_dotl(struct dentry *dentry, |
fceef393 AV |
910 | struct inode *inode, |
911 | struct delayed_call *done) | |
53c06f4e | 912 | { |
6b255391 | 913 | struct p9_fid *fid; |
31b6ceac | 914 | char *target; |
90e4fc88 | 915 | int retval; |
53c06f4e | 916 | |
6b255391 AV |
917 | if (!dentry) |
918 | return ERR_PTR(-ECHILD); | |
919 | ||
4b8e9923 | 920 | p9_debug(P9_DEBUG_VFS, "%pd\n", dentry); |
53c06f4e | 921 | |
6b255391 | 922 | fid = v9fs_fid_lookup(dentry); |
90e4fc88 AV |
923 | if (IS_ERR(fid)) |
924 | return ERR_CAST(fid); | |
31b6ceac | 925 | retval = p9_client_readlink(fid, &target); |
90e4fc88 AV |
926 | if (retval) |
927 | return ERR_PTR(retval); | |
fceef393 AV |
928 | set_delayed_call(done, kfree_link, target); |
929 | return target; | |
53c06f4e AK |
930 | } |
931 | ||
b3cbea03 AK |
932 | int v9fs_refresh_inode_dotl(struct p9_fid *fid, struct inode *inode) |
933 | { | |
934 | loff_t i_size; | |
935 | struct p9_stat_dotl *st; | |
936 | struct v9fs_session_info *v9ses; | |
937 | ||
938 | v9ses = v9fs_inode2v9ses(inode); | |
939 | st = p9_client_getattr_dotl(fid, P9_STATS_ALL); | |
940 | if (IS_ERR(st)) | |
941 | return PTR_ERR(st); | |
45089142 AK |
942 | /* |
943 | * Don't update inode if the file type is different | |
944 | */ | |
945 | if ((inode->i_mode & S_IFMT) != (st->st_mode & S_IFMT)) | |
946 | goto out; | |
b3cbea03 AK |
947 | |
948 | spin_lock(&inode->i_lock); | |
949 | /* | |
950 | * We don't want to refresh inode->i_size, | |
951 | * because we may have cached data | |
952 | */ | |
953 | i_size = inode->i_size; | |
954 | v9fs_stat2inode_dotl(st, inode); | |
fb89b45c | 955 | if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE) |
b3cbea03 AK |
956 | inode->i_size = i_size; |
957 | spin_unlock(&inode->i_lock); | |
45089142 | 958 | out: |
b3cbea03 AK |
959 | kfree(st); |
960 | return 0; | |
961 | } | |
962 | ||
53c06f4e AK |
963 | const struct inode_operations v9fs_dir_inode_operations_dotl = { |
964 | .create = v9fs_vfs_create_dotl, | |
e43ae79c | 965 | .atomic_open = v9fs_vfs_atomic_open_dotl, |
53c06f4e AK |
966 | .lookup = v9fs_vfs_lookup, |
967 | .link = v9fs_vfs_link_dotl, | |
968 | .symlink = v9fs_vfs_symlink_dotl, | |
969 | .unlink = v9fs_vfs_unlink, | |
970 | .mkdir = v9fs_vfs_mkdir_dotl, | |
971 | .rmdir = v9fs_vfs_rmdir, | |
972 | .mknod = v9fs_vfs_mknod_dotl, | |
973 | .rename = v9fs_vfs_rename, | |
974 | .getattr = v9fs_vfs_getattr_dotl, | |
975 | .setattr = v9fs_vfs_setattr_dotl, | |
976 | .setxattr = generic_setxattr, | |
977 | .getxattr = generic_getxattr, | |
978 | .removexattr = generic_removexattr, | |
979 | .listxattr = v9fs_listxattr, | |
4e34e719 | 980 | .get_acl = v9fs_iop_get_acl, |
53c06f4e AK |
981 | }; |
982 | ||
983 | const struct inode_operations v9fs_file_inode_operations_dotl = { | |
984 | .getattr = v9fs_vfs_getattr_dotl, | |
985 | .setattr = v9fs_vfs_setattr_dotl, | |
986 | .setxattr = generic_setxattr, | |
987 | .getxattr = generic_getxattr, | |
988 | .removexattr = generic_removexattr, | |
989 | .listxattr = v9fs_listxattr, | |
4e34e719 | 990 | .get_acl = v9fs_iop_get_acl, |
53c06f4e AK |
991 | }; |
992 | ||
993 | const struct inode_operations v9fs_symlink_inode_operations_dotl = { | |
31b6ceac | 994 | .readlink = generic_readlink, |
6b255391 | 995 | .get_link = v9fs_vfs_get_link_dotl, |
53c06f4e AK |
996 | .getattr = v9fs_vfs_getattr_dotl, |
997 | .setattr = v9fs_vfs_setattr_dotl, | |
998 | .setxattr = generic_setxattr, | |
999 | .getxattr = generic_getxattr, | |
1000 | .removexattr = generic_removexattr, | |
1001 | .listxattr = v9fs_listxattr, | |
1002 | }; |