Commit | Line | Data |
---|---|---|
7c1a000d | 1 | // SPDX-License-Identifier: GPL-2.0 |
0a8165d7 | 2 | /* |
57397d86 JK |
3 | * fs/f2fs/namei.c |
4 | * | |
5 | * Copyright (c) 2012 Samsung Electronics Co., Ltd. | |
6 | * http://www.samsung.com/ | |
57397d86 JK |
7 | */ |
8 | #include <linux/fs.h> | |
9 | #include <linux/f2fs_fs.h> | |
10 | #include <linux/pagemap.h> | |
11 | #include <linux/sched.h> | |
12 | #include <linux/ctype.h> | |
428e3bcf | 13 | #include <linux/random.h> |
50732df0 | 14 | #include <linux/dcache.h> |
feb7cbb0 | 15 | #include <linux/namei.h> |
0abd675e | 16 | #include <linux/quotaops.h> |
57397d86 JK |
17 | |
18 | #include "f2fs.h" | |
953a3e27 | 19 | #include "node.h" |
4354994f | 20 | #include "segment.h" |
57397d86 JK |
21 | #include "xattr.h" |
22 | #include "acl.h" | |
a2a4a7e4 | 23 | #include <trace/events/f2fs.h> |
57397d86 | 24 | |
c0abbdf2 | 25 | static inline bool is_extension_exist(const unsigned char *s, const char *sub, |
2724daf6 | 26 | bool tmp_ext, bool tmp_dot) |
57397d86 | 27 | { |
9836b8b9 LR |
28 | size_t slen = strlen(s); |
29 | size_t sublen = strlen(sub); | |
7732c26a | 30 | int i; |
57397d86 | 31 | |
4c8ff709 | 32 | if (sublen == 1 && *sub == '*') |
c0abbdf2 | 33 | return true; |
4c8ff709 | 34 | |
741a7bea CY |
35 | /* |
36 | * filename format of multimedia file should be defined as: | |
7732c26a | 37 | * "filename + '.' + extension + (optional: '.' + temp extension)". |
741a7bea CY |
38 | */ |
39 | if (slen < sublen + 2) | |
c0abbdf2 | 40 | return false; |
741a7bea | 41 | |
4a67d9b0 CY |
42 | if (!tmp_ext) { |
43 | /* file has no temp extension */ | |
44 | if (s[slen - sublen - 1] != '.') | |
c0abbdf2 | 45 | return false; |
4a67d9b0 CY |
46 | return !strncasecmp(s + slen - sublen, sub, sublen); |
47 | } | |
48 | ||
7732c26a CY |
49 | for (i = 1; i < slen - sublen; i++) { |
50 | if (s[i] != '.') | |
51 | continue; | |
2724daf6 JK |
52 | if (!strncasecmp(s + i + 1, sub, sublen)) { |
53 | if (!tmp_dot) | |
54 | return true; | |
55 | if (i == slen - sublen - 1 || s[i + 1 + sublen] == '.') | |
56 | return true; | |
57 | } | |
7732c26a | 58 | } |
57397d86 | 59 | |
c0abbdf2 | 60 | return false; |
57397d86 JK |
61 | } |
62 | ||
2724daf6 JK |
63 | static inline bool is_temperature_extension(const unsigned char *s, const char *sub) |
64 | { | |
65 | return is_extension_exist(s, sub, true, false); | |
66 | } | |
67 | ||
68 | static inline bool is_compress_extension(const unsigned char *s, const char *sub) | |
69 | { | |
70 | return is_extension_exist(s, sub, true, true); | |
71 | } | |
72 | ||
4d57b86d | 73 | int f2fs_update_extension_list(struct f2fs_sb_info *sbi, const char *name, |
b6a06cbb | 74 | bool hot, bool set) |
846ae671 CY |
75 | { |
76 | __u8 (*extlist)[F2FS_EXTENSION_LEN] = sbi->raw_super->extension_list; | |
b6a06cbb CY |
77 | int cold_count = le32_to_cpu(sbi->raw_super->extension_count); |
78 | int hot_count = sbi->raw_super->hot_ext_count; | |
79 | int total_count = cold_count + hot_count; | |
80 | int start, count; | |
846ae671 CY |
81 | int i; |
82 | ||
b6a06cbb CY |
83 | if (set) { |
84 | if (total_count == F2FS_MAX_EXTENSION) | |
85 | return -EINVAL; | |
86 | } else { | |
87 | if (!hot && !cold_count) | |
88 | return -EINVAL; | |
89 | if (hot && !hot_count) | |
90 | return -EINVAL; | |
91 | } | |
92 | ||
93 | if (hot) { | |
94 | start = cold_count; | |
95 | count = total_count; | |
96 | } else { | |
97 | start = 0; | |
98 | count = cold_count; | |
99 | } | |
100 | ||
101 | for (i = start; i < count; i++) { | |
846ae671 CY |
102 | if (strcmp(name, extlist[i])) |
103 | continue; | |
104 | ||
105 | if (set) | |
106 | return -EINVAL; | |
107 | ||
108 | memcpy(extlist[i], extlist[i + 1], | |
b6a06cbb CY |
109 | F2FS_EXTENSION_LEN * (total_count - i - 1)); |
110 | memset(extlist[total_count - 1], 0, F2FS_EXTENSION_LEN); | |
111 | if (hot) | |
112 | sbi->raw_super->hot_ext_count = hot_count - 1; | |
113 | else | |
114 | sbi->raw_super->extension_count = | |
115 | cpu_to_le32(cold_count - 1); | |
846ae671 CY |
116 | return 0; |
117 | } | |
118 | ||
119 | if (!set) | |
120 | return -EINVAL; | |
121 | ||
b6a06cbb | 122 | if (hot) { |
b1385478 | 123 | memcpy(extlist[count], name, strlen(name)); |
b6a06cbb CY |
124 | sbi->raw_super->hot_ext_count = hot_count + 1; |
125 | } else { | |
126 | char buf[F2FS_MAX_EXTENSION][F2FS_EXTENSION_LEN]; | |
127 | ||
128 | memcpy(buf, &extlist[cold_count], | |
129 | F2FS_EXTENSION_LEN * hot_count); | |
130 | memset(extlist[cold_count], 0, F2FS_EXTENSION_LEN); | |
b1385478 | 131 | memcpy(extlist[cold_count], name, strlen(name)); |
b6a06cbb CY |
132 | memcpy(&extlist[cold_count + 1], buf, |
133 | F2FS_EXTENSION_LEN * hot_count); | |
134 | sbi->raw_super->extension_count = cpu_to_le32(cold_count + 1); | |
135 | } | |
846ae671 | 136 | return 0; |
57397d86 JK |
137 | } |
138 | ||
787caf1b SY |
139 | static void set_compress_new_inode(struct f2fs_sb_info *sbi, struct inode *dir, |
140 | struct inode *inode, const unsigned char *name) | |
4c8ff709 CY |
141 | { |
142 | __u8 (*extlist)[F2FS_EXTENSION_LEN] = sbi->raw_super->extension_list; | |
787caf1b SY |
143 | unsigned char (*noext)[F2FS_EXTENSION_LEN] = |
144 | F2FS_OPTION(sbi).noextensions; | |
151b1982 FC |
145 | unsigned char (*ext)[F2FS_EXTENSION_LEN] = F2FS_OPTION(sbi).extensions; |
146 | unsigned char ext_cnt = F2FS_OPTION(sbi).compress_ext_cnt; | |
147 | unsigned char noext_cnt = F2FS_OPTION(sbi).nocompress_ext_cnt; | |
4c8ff709 CY |
148 | int i, cold_count, hot_count; |
149 | ||
787caf1b | 150 | if (!f2fs_sb_has_compression(sbi)) |
4c8ff709 CY |
151 | return; |
152 | ||
787caf1b SY |
153 | if (S_ISDIR(inode->i_mode)) |
154 | goto inherit_comp; | |
4c8ff709 | 155 | |
787caf1b SY |
156 | /* This name comes only from normal files. */ |
157 | if (!name) | |
158 | return; | |
159 | ||
160 | /* Don't compress hot files. */ | |
161 | f2fs_down_read(&sbi->sb_lock); | |
4c8ff709 CY |
162 | cold_count = le32_to_cpu(sbi->raw_super->extension_count); |
163 | hot_count = sbi->raw_super->hot_ext_count; | |
787caf1b | 164 | for (i = cold_count; i < cold_count + hot_count; i++) |
2724daf6 | 165 | if (is_temperature_extension(name, extlist[i])) |
787caf1b SY |
166 | break; |
167 | f2fs_up_read(&sbi->sb_lock); | |
168 | if (i < (cold_count + hot_count)) | |
169 | return; | |
170 | ||
171 | /* Don't compress unallowed extension. */ | |
172 | for (i = 0; i < noext_cnt; i++) | |
2724daf6 | 173 | if (is_compress_extension(name, noext[i])) |
787caf1b | 174 | return; |
4c8ff709 | 175 | |
787caf1b SY |
176 | /* Compress wanting extension. */ |
177 | for (i = 0; i < ext_cnt; i++) { | |
2724daf6 | 178 | if (is_compress_extension(name, ext[i])) { |
787caf1b | 179 | set_compress_context(inode); |
4c8ff709 CY |
180 | return; |
181 | } | |
182 | } | |
787caf1b SY |
183 | inherit_comp: |
184 | /* Inherit the {no-}compression flag in directory */ | |
185 | if (F2FS_I(dir)->i_flags & F2FS_NOCOMP_FL) { | |
186 | F2FS_I(inode)->i_flags |= F2FS_NOCOMP_FL; | |
187 | f2fs_mark_inode_dirty_sync(inode, true); | |
188 | } else if (F2FS_I(dir)->i_flags & F2FS_COMPR_FL) { | |
189 | set_compress_context(inode); | |
190 | } | |
191 | } | |
192 | ||
b16bcaaf SY |
193 | /* |
194 | * Set file's temperature for hot/cold data separation | |
195 | */ | |
196 | static void set_file_temperature(struct f2fs_sb_info *sbi, struct inode *inode, | |
197 | const unsigned char *name) | |
198 | { | |
199 | __u8 (*extlist)[F2FS_EXTENSION_LEN] = sbi->raw_super->extension_list; | |
200 | int i, cold_count, hot_count; | |
4c8ff709 | 201 | |
b16bcaaf SY |
202 | f2fs_down_read(&sbi->sb_lock); |
203 | cold_count = le32_to_cpu(sbi->raw_super->extension_count); | |
204 | hot_count = sbi->raw_super->hot_ext_count; | |
205 | for (i = 0; i < cold_count + hot_count; i++) | |
2724daf6 | 206 | if (is_temperature_extension(name, extlist[i])) |
b16bcaaf | 207 | break; |
e4544b63 | 208 | f2fs_up_read(&sbi->sb_lock); |
4c8ff709 | 209 | |
b16bcaaf SY |
210 | if (i == cold_count + hot_count) |
211 | return; | |
212 | ||
213 | if (i < cold_count) | |
214 | file_set_cold(inode); | |
215 | else | |
216 | file_set_hot(inode); | |
217 | } | |
218 | ||
f2d40141 | 219 | static struct inode *f2fs_new_inode(struct mnt_idmap *idmap, |
787caf1b SY |
220 | struct inode *dir, umode_t mode, |
221 | const char *name) | |
57397d86 | 222 | { |
4081363f | 223 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
57397d86 JK |
224 | nid_t ino; |
225 | struct inode *inode; | |
226 | bool nid_free = false; | |
e075b690 | 227 | bool encrypt = false; |
6afc662e | 228 | int xattr_size = 0; |
e479556b | 229 | int err; |
57397d86 | 230 | |
a014e037 | 231 | inode = new_inode(dir->i_sb); |
57397d86 JK |
232 | if (!inode) |
233 | return ERR_PTR(-ENOMEM); | |
234 | ||
4d57b86d | 235 | if (!f2fs_alloc_nid(sbi, &ino)) { |
57397d86 JK |
236 | err = -ENOSPC; |
237 | goto fail; | |
151b1982 FC |
238 | } |
239 | ||
0abd675e | 240 | nid_free = true; |
4c8ff709 | 241 | |
f2d40141 | 242 | inode_init_owner(idmap, inode, dir, mode); |
4c8ff709 | 243 | |
57397d86 | 244 | inode->i_ino = ino; |
57397d86 | 245 | inode->i_blocks = 0; |
11cc6426 JL |
246 | simple_inode_init_ts(inode); |
247 | F2FS_I(inode)->i_crtime = inode_get_mtime(inode); | |
a251c17a | 248 | inode->i_generation = get_random_u32(); |
57397d86 | 249 | |
1c41e680 CY |
250 | if (S_ISDIR(inode->i_mode)) |
251 | F2FS_I(inode)->i_current_depth = 1; | |
252 | ||
57397d86 JK |
253 | err = insert_inode_locked(inode); |
254 | if (err) { | |
255 | err = -EINVAL; | |
a21c20f0 | 256 | goto fail; |
57397d86 | 257 | } |
622f28ae | 258 | |
7beb01f7 | 259 | if (f2fs_sb_has_project_quota(sbi) && |
59c84408 | 260 | (F2FS_I(dir)->i_flags & F2FS_PROJINHERIT_FL)) |
5c57132e CY |
261 | F2FS_I(inode)->i_projid = F2FS_I(dir)->i_projid; |
262 | else | |
64b4cdf2 | 263 | F2FS_I(inode)->i_projid = make_kprojid(&init_user_ns, |
5c57132e CY |
264 | F2FS_DEF_PROJID); |
265 | ||
e075b690 EB |
266 | err = fscrypt_prepare_new_inode(dir, inode, &encrypt); |
267 | if (err) | |
268 | goto fail_drop; | |
269 | ||
10a26878 | 270 | err = f2fs_dquot_initialize(inode); |
0abd675e CY |
271 | if (err) |
272 | goto fail_drop; | |
273 | ||
9ac1e2d8 DJ |
274 | set_inode_flag(inode, FI_NEW_INODE); |
275 | ||
e075b690 | 276 | if (encrypt) |
fcc85a4d JK |
277 | f2fs_set_encrypted_inode(inode); |
278 | ||
7beb01f7 | 279 | if (f2fs_sb_has_extra_attr(sbi)) { |
7a2af766 CY |
280 | set_inode_flag(inode, FI_EXTRA_ATTR); |
281 | F2FS_I(inode)->i_extra_isize = F2FS_TOTAL_EXTRA_ATTR_SIZE; | |
282 | } | |
283 | ||
91942321 JK |
284 | if (test_opt(sbi, INLINE_XATTR)) |
285 | set_inode_flag(inode, FI_INLINE_XATTR); | |
6afc662e | 286 | |
01b960e9 | 287 | if (f2fs_may_inline_dentry(inode)) |
91942321 | 288 | set_inode_flag(inode, FI_INLINE_DENTRY); |
622f28ae | 289 | |
7beb01f7 | 290 | if (f2fs_sb_has_flexible_inline_xattr(sbi)) { |
6afc662e CY |
291 | f2fs_bug_on(sbi, !f2fs_has_extra_attr(inode)); |
292 | if (f2fs_has_inline_xattr(inode)) | |
63189b78 | 293 | xattr_size = F2FS_OPTION(sbi).inline_xattr_size; |
6afc662e CY |
294 | /* Otherwise, will be 0 */ |
295 | } else if (f2fs_has_inline_xattr(inode) || | |
296 | f2fs_has_inline_dentry(inode)) { | |
297 | xattr_size = DEFAULT_INLINE_XATTR_ADDRS; | |
4c8ff709 | 298 | } |
6afc662e CY |
299 | F2FS_I(inode)->i_inline_xattr_size = xattr_size; |
300 | ||
5c57132e CY |
301 | F2FS_I(inode)->i_flags = |
302 | f2fs_mask_flags(mode, F2FS_I(dir)->i_flags & F2FS_FL_INHERITED); | |
303 | ||
11f5020d | 304 | if (S_ISDIR(inode->i_mode)) |
59c84408 | 305 | F2FS_I(inode)->i_flags |= F2FS_INDEX_FL; |
11f5020d | 306 | |
59c84408 | 307 | if (F2FS_I(inode)->i_flags & F2FS_PROJINHERIT_FL) |
5c57132e CY |
308 | set_inode_flag(inode, FI_PROJ_INHERIT); |
309 | ||
787caf1b SY |
310 | /* Check compression first. */ |
311 | set_compress_new_inode(sbi, dir, inode, name); | |
4c8ff709 | 312 | |
4cde00d5 JK |
313 | /* Should enable inline_data after compression set */ |
314 | if (test_opt(sbi, INLINE_DATA) && f2fs_may_inline_data(inode)) | |
315 | set_inode_flag(inode, FI_INLINE_DATA); | |
316 | ||
b16bcaaf SY |
317 | if (name && !test_opt(sbi, DISABLE_EXT_IDENTIFY)) |
318 | set_file_temperature(sbi, inode, name); | |
319 | ||
4cde00d5 JK |
320 | stat_inc_inline_xattr(inode); |
321 | stat_inc_inline_inode(inode); | |
322 | stat_inc_inline_dir(inode); | |
323 | ||
9149a5eb CY |
324 | f2fs_set_inode_flags(inode); |
325 | ||
72840ccc JK |
326 | f2fs_init_extent_tree(inode); |
327 | ||
d70b4f53 | 328 | trace_f2fs_new_inode(inode, 0); |
57397d86 JK |
329 | return inode; |
330 | ||
57397d86 | 331 | fail: |
d70b4f53 | 332 | trace_f2fs_new_inode(inode, err); |
531ad7d5 | 333 | make_bad_inode(inode); |
57397d86 | 334 | if (nid_free) |
91942321 | 335 | set_inode_flag(inode, FI_FREE_NID); |
c9b63bd0 | 336 | iput(inode); |
57397d86 | 337 | return ERR_PTR(err); |
0abd675e CY |
338 | fail_drop: |
339 | trace_f2fs_new_inode(inode, err); | |
340 | dquot_drop(inode); | |
341 | inode->i_flags |= S_NOQUOTA; | |
342 | if (nid_free) | |
343 | set_inode_flag(inode, FI_FREE_NID); | |
344 | clear_nlink(inode); | |
345 | unlock_new_inode(inode); | |
346 | iput(inode); | |
347 | return ERR_PTR(err); | |
4c8ff709 CY |
348 | } |
349 | ||
6c960e68 | 350 | static int f2fs_create(struct mnt_idmap *idmap, struct inode *dir, |
549c7297 | 351 | struct dentry *dentry, umode_t mode, bool excl) |
57397d86 | 352 | { |
4081363f | 353 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
57397d86 JK |
354 | struct inode *inode; |
355 | nid_t ino = 0; | |
e479556b | 356 | int err; |
57397d86 | 357 | |
1f227a3e JK |
358 | if (unlikely(f2fs_cp_error(sbi))) |
359 | return -EIO; | |
00e09c0b CY |
360 | if (!f2fs_is_checkpoint_ready(sbi)) |
361 | return -ENOSPC; | |
1f227a3e | 362 | |
10a26878 | 363 | err = f2fs_dquot_initialize(dir); |
0abd675e CY |
364 | if (err) |
365 | return err; | |
366 | ||
f2d40141 | 367 | inode = f2fs_new_inode(idmap, dir, mode, dentry->d_name.name); |
57397d86 JK |
368 | if (IS_ERR(inode)) |
369 | return PTR_ERR(inode); | |
370 | ||
57397d86 JK |
371 | inode->i_op = &f2fs_file_inode_operations; |
372 | inode->i_fop = &f2fs_file_operations; | |
373 | inode->i_mapping->a_ops = &f2fs_dblock_aops; | |
374 | ino = inode->i_ino; | |
375 | ||
e479556b | 376 | f2fs_lock_op(sbi); |
57397d86 JK |
377 | err = f2fs_add_link(dentry, inode); |
378 | if (err) | |
379 | goto out; | |
44c16156 | 380 | f2fs_unlock_op(sbi); |
57397d86 | 381 | |
4d57b86d | 382 | f2fs_alloc_nid_done(sbi, ino); |
57397d86 | 383 | |
1e2e547a | 384 | d_instantiate_new(dentry, inode); |
b7e1d800 JK |
385 | |
386 | if (IS_DIRSYNC(dir)) | |
387 | f2fs_sync_fs(sbi->sb, 1); | |
9bb02c36 JK |
388 | |
389 | f2fs_balance_fs(sbi, true); | |
57397d86 JK |
390 | return 0; |
391 | out: | |
4d57b86d | 392 | f2fs_handle_failed_inode(inode); |
57397d86 JK |
393 | return err; |
394 | } | |
395 | ||
396 | static int f2fs_link(struct dentry *old_dentry, struct inode *dir, | |
397 | struct dentry *dentry) | |
398 | { | |
2b0143b5 | 399 | struct inode *inode = d_inode(old_dentry); |
4081363f | 400 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
e479556b | 401 | int err; |
57397d86 | 402 | |
1f227a3e JK |
403 | if (unlikely(f2fs_cp_error(sbi))) |
404 | return -EIO; | |
00e09c0b CY |
405 | if (!f2fs_is_checkpoint_ready(sbi)) |
406 | return -ENOSPC; | |
1f227a3e | 407 | |
b05157e7 EB |
408 | err = fscrypt_prepare_link(old_dentry, dir, dentry); |
409 | if (err) | |
410 | return err; | |
fcc85a4d | 411 | |
5c57132e CY |
412 | if (is_inode_flag_set(dir, FI_PROJ_INHERIT) && |
413 | (!projid_eq(F2FS_I(dir)->i_projid, | |
414 | F2FS_I(old_dentry->d_inode)->i_projid))) | |
415 | return -EXDEV; | |
416 | ||
10a26878 | 417 | err = f2fs_dquot_initialize(dir); |
0abd675e CY |
418 | if (err) |
419 | return err; | |
420 | ||
2c4db1a6 | 421 | f2fs_balance_fs(sbi, true); |
1efef832 | 422 | |
c62ebd35 | 423 | inode_set_ctime_current(inode); |
6f6fd833 | 424 | ihold(inode); |
57397d86 | 425 | |
91942321 | 426 | set_inode_flag(inode, FI_INC_LINK); |
e479556b | 427 | f2fs_lock_op(sbi); |
57397d86 JK |
428 | err = f2fs_add_link(dentry, inode); |
429 | if (err) | |
430 | goto out; | |
44c16156 | 431 | f2fs_unlock_op(sbi); |
57397d86 JK |
432 | |
433 | d_instantiate(dentry, inode); | |
b7e1d800 JK |
434 | |
435 | if (IS_DIRSYNC(dir)) | |
436 | f2fs_sync_fs(sbi->sb, 1); | |
57397d86 JK |
437 | return 0; |
438 | out: | |
91942321 | 439 | clear_inode_flag(inode, FI_INC_LINK); |
57397d86 | 440 | iput(inode); |
44c16156 | 441 | f2fs_unlock_op(sbi); |
57397d86 JK |
442 | return err; |
443 | } | |
444 | ||
445 | struct dentry *f2fs_get_parent(struct dentry *child) | |
446 | { | |
91246c21 | 447 | struct page *page; |
80e5d1ff | 448 | unsigned long ino = f2fs_inode_by_name(d_inode(child), &dotdot_name, &page); |
5f029c04 | 449 | |
91246c21 CY |
450 | if (!ino) { |
451 | if (IS_ERR(page)) | |
452 | return ERR_CAST(page); | |
57397d86 | 453 | return ERR_PTR(-ENOENT); |
91246c21 | 454 | } |
fc64005c | 455 | return d_obtain_alias(f2fs_iget(child->d_sb, ino)); |
57397d86 JK |
456 | } |
457 | ||
510022a8 JK |
458 | static int __recover_dot_dentries(struct inode *dir, nid_t pino) |
459 | { | |
460 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); | |
461 | struct qstr dot = QSTR_INIT(".", 1); | |
510022a8 JK |
462 | struct f2fs_dir_entry *de; |
463 | struct page *page; | |
464 | int err = 0; | |
465 | ||
4e0d836d | 466 | if (f2fs_readonly(sbi->sb)) { |
dcbb4c10 JP |
467 | f2fs_info(sbi, "skip recovering inline_dots inode (ino:%lu, pino:%u) in readonly mountpoint", |
468 | dir->i_ino, pino); | |
4e0d836d CY |
469 | return 0; |
470 | } | |
471 | ||
12662d19 CY |
472 | if (!S_ISDIR(dir->i_mode)) { |
473 | f2fs_err(sbi, "inconsistent inode status, skip recovering inline_dots inode (ino:%lu, i_mode:%u, pino:%u)", | |
474 | dir->i_ino, dir->i_mode, pino); | |
475 | set_sbi_flag(sbi, SBI_NEED_FSCK); | |
476 | return -ENOTDIR; | |
477 | } | |
478 | ||
10a26878 | 479 | err = f2fs_dquot_initialize(dir); |
a6d3a479 CY |
480 | if (err) |
481 | return err; | |
482 | ||
2c4db1a6 | 483 | f2fs_balance_fs(sbi, true); |
d5384174 | 484 | |
510022a8 JK |
485 | f2fs_lock_op(sbi); |
486 | ||
487 | de = f2fs_find_entry(dir, &dot, &page); | |
488 | if (de) { | |
510022a8 | 489 | f2fs_put_page(page, 0); |
42d96401 JK |
490 | } else if (IS_ERR(page)) { |
491 | err = PTR_ERR(page); | |
492 | goto out; | |
510022a8 | 493 | } else { |
4d57b86d | 494 | err = f2fs_do_add_link(dir, &dot, NULL, dir->i_ino, S_IFDIR); |
510022a8 JK |
495 | if (err) |
496 | goto out; | |
497 | } | |
498 | ||
ff6584ac | 499 | de = f2fs_find_entry(dir, &dotdot_name, &page); |
bdbc90fa | 500 | if (de) |
510022a8 | 501 | f2fs_put_page(page, 0); |
bdbc90fa | 502 | else if (IS_ERR(page)) |
42d96401 | 503 | err = PTR_ERR(page); |
bdbc90fa | 504 | else |
ff6584ac | 505 | err = f2fs_do_add_link(dir, &dotdot_name, NULL, pino, S_IFDIR); |
510022a8 | 506 | out: |
205b9822 | 507 | if (!err) |
91942321 | 508 | clear_inode_flag(dir, FI_INLINE_DOTS); |
510022a8 JK |
509 | |
510 | f2fs_unlock_op(sbi); | |
511 | return err; | |
512 | } | |
513 | ||
57397d86 JK |
514 | static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry, |
515 | unsigned int flags) | |
516 | { | |
517 | struct inode *inode = NULL; | |
518 | struct f2fs_dir_entry *de; | |
519 | struct page *page; | |
0c5e36db CY |
520 | struct dentry *new; |
521 | nid_t ino = -1; | |
fcc85a4d | 522 | int err = 0; |
8c2b1435 | 523 | unsigned int root_ino = F2FS_ROOT_INO(F2FS_I_SB(dir)); |
43c780ba | 524 | struct f2fs_filename fname; |
57397d86 | 525 | |
0c5e36db CY |
526 | trace_f2fs_lookup_start(dir, dentry, flags); |
527 | ||
0c5e36db CY |
528 | if (dentry->d_name.len > F2FS_NAME_LEN) { |
529 | err = -ENAMETOOLONG; | |
530 | goto out; | |
531 | } | |
57397d86 | 532 | |
43c780ba | 533 | err = f2fs_prepare_lookup(dir, dentry, &fname); |
b01531db EB |
534 | if (err == -ENOENT) |
535 | goto out_splice; | |
536 | if (err) | |
537 | goto out; | |
538 | de = __f2fs_find_entry(dir, &fname, &page); | |
43c780ba | 539 | f2fs_free_filename(&fname); |
b01531db | 540 | |
eb4246dc | 541 | if (!de) { |
0c5e36db CY |
542 | if (IS_ERR(page)) { |
543 | err = PTR_ERR(page); | |
544 | goto out; | |
545 | } | |
84597b1f | 546 | err = -ENOENT; |
0c5e36db | 547 | goto out_splice; |
eb4246dc | 548 | } |
57397d86 | 549 | |
06957e8f | 550 | ino = le32_to_cpu(de->ino); |
06957e8f | 551 | f2fs_put_page(page, 0); |
510022a8 | 552 | |
06957e8f | 553 | inode = f2fs_iget(dir->i_sb, ino); |
0c5e36db CY |
554 | if (IS_ERR(inode)) { |
555 | err = PTR_ERR(inode); | |
556 | goto out; | |
557 | } | |
510022a8 | 558 | |
8c2b1435 LX |
559 | if ((dir->i_ino == root_ino) && f2fs_has_inline_dots(dir)) { |
560 | err = __recover_dot_dentries(dir, root_ino); | |
561 | if (err) | |
0c5e36db | 562 | goto out_iput; |
8c2b1435 LX |
563 | } |
564 | ||
fcc85a4d | 565 | if (f2fs_has_inline_dots(inode)) { |
06957e8f | 566 | err = __recover_dot_dentries(inode, dir->i_ino); |
fcc85a4d | 567 | if (err) |
0c5e36db | 568 | goto out_iput; |
57397d86 | 569 | } |
62230e0d | 570 | if (IS_ENCRYPTED(dir) && |
07fe8d44 DC |
571 | (S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode)) && |
572 | !fscrypt_has_permitted_context(dir, inode)) { | |
dcbb4c10 JP |
573 | f2fs_warn(F2FS_I_SB(inode), "Inconsistent encryption contexts: %lu/%lu", |
574 | dir->i_ino, inode->i_ino); | |
faac7fd9 | 575 | err = -EPERM; |
0c5e36db | 576 | goto out_iput; |
8074bb51 | 577 | } |
0c5e36db | 578 | out_splice: |
5298d4bf | 579 | #if IS_ENABLED(CONFIG_UNICODE) |
2c2eb7a3 DR |
580 | if (!inode && IS_CASEFOLDED(dir)) { |
581 | /* Eventually we want to call d_add_ci(dentry, NULL) | |
582 | * for negative dentries in the encoding case as | |
583 | * well. For now, prevent the negative dentry | |
584 | * from being cached. | |
585 | */ | |
586 | trace_f2fs_lookup_end(dir, dentry, ino, err); | |
587 | return NULL; | |
588 | } | |
589 | #endif | |
0c5e36db | 590 | new = d_splice_alias(inode, dentry); |
cadfc2f9 WB |
591 | trace_f2fs_lookup_end(dir, !IS_ERR_OR_NULL(new) ? new : dentry, |
592 | ino, IS_ERR(new) ? PTR_ERR(new) : err); | |
0c5e36db CY |
593 | return new; |
594 | out_iput: | |
d726732c | 595 | iput(inode); |
0c5e36db CY |
596 | out: |
597 | trace_f2fs_lookup_end(dir, dentry, ino, err); | |
fcc85a4d | 598 | return ERR_PTR(err); |
57397d86 JK |
599 | } |
600 | ||
601 | static int f2fs_unlink(struct inode *dir, struct dentry *dentry) | |
602 | { | |
4081363f | 603 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
2b0143b5 | 604 | struct inode *inode = d_inode(dentry); |
57397d86 JK |
605 | struct f2fs_dir_entry *de; |
606 | struct page *page; | |
deaf160f | 607 | int err; |
57397d86 | 608 | |
a2a4a7e4 | 609 | trace_f2fs_unlink_enter(dir, dentry); |
1efef832 | 610 | |
9a99c17d LK |
611 | if (unlikely(f2fs_cp_error(sbi))) { |
612 | err = -EIO; | |
613 | goto fail; | |
614 | } | |
1f227a3e | 615 | |
10a26878 | 616 | err = f2fs_dquot_initialize(dir); |
d8d1389e | 617 | if (err) |
9a99c17d | 618 | goto fail; |
10a26878 | 619 | err = f2fs_dquot_initialize(inode); |
0abd675e | 620 | if (err) |
9a99c17d | 621 | goto fail; |
0abd675e | 622 | |
57397d86 | 623 | de = f2fs_find_entry(dir, &dentry->d_name, &page); |
91246c21 CY |
624 | if (!de) { |
625 | if (IS_ERR(page)) | |
626 | err = PTR_ERR(page); | |
57397d86 | 627 | goto fail; |
91246c21 | 628 | } |
57397d86 | 629 | |
2c4db1a6 | 630 | f2fs_balance_fs(sbi, true); |
00623e6b | 631 | |
ccaaca25 | 632 | f2fs_lock_op(sbi); |
4d57b86d | 633 | err = f2fs_acquire_orphan_inode(sbi); |
57397d86 | 634 | if (err) { |
ccaaca25 | 635 | f2fs_unlock_op(sbi); |
57397d86 JK |
636 | f2fs_put_page(page, 0); |
637 | goto fail; | |
638 | } | |
dbeacf02 | 639 | f2fs_delete_entry(de, page, dir, inode); |
14dc00a0 JK |
640 | f2fs_unlock_op(sbi); |
641 | ||
5298d4bf | 642 | #if IS_ENABLED(CONFIG_UNICODE) |
2c2eb7a3 DR |
643 | /* VFS negative dentries are incompatible with Encoding and |
644 | * Case-insensitiveness. Eventually we'll want avoid | |
645 | * invalidating the dentries here, alongside with returning the | |
a87aff1d | 646 | * negative dentries at f2fs_lookup(), when it is better |
2c2eb7a3 DR |
647 | * supported by the VFS for the CI case. |
648 | */ | |
649 | if (IS_CASEFOLDED(dir)) | |
650 | d_invalidate(dentry); | |
651 | #endif | |
b7e1d800 JK |
652 | if (IS_DIRSYNC(dir)) |
653 | f2fs_sync_fs(sbi->sb, 1); | |
57397d86 | 654 | fail: |
a2a4a7e4 | 655 | trace_f2fs_unlink_exit(inode, err); |
57397d86 JK |
656 | return err; |
657 | } | |
658 | ||
6b255391 | 659 | static const char *f2fs_get_link(struct dentry *dentry, |
fceef393 AV |
660 | struct inode *inode, |
661 | struct delayed_call *done) | |
feb7cbb0 | 662 | { |
fceef393 | 663 | const char *link = page_get_link(dentry, inode, done); |
5f029c04 | 664 | |
680baacb AV |
665 | if (!IS_ERR(link) && !*link) { |
666 | /* this is broken symlink case */ | |
fceef393 AV |
667 | do_delayed_call(done); |
668 | clear_delayed_call(done); | |
680baacb | 669 | link = ERR_PTR(-ENOENT); |
feb7cbb0 | 670 | } |
680baacb | 671 | return link; |
feb7cbb0 JK |
672 | } |
673 | ||
7a77db95 | 674 | static int f2fs_symlink(struct mnt_idmap *idmap, struct inode *dir, |
549c7297 | 675 | struct dentry *dentry, const char *symname) |
57397d86 | 676 | { |
4081363f | 677 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
57397d86 | 678 | struct inode *inode; |
cbaf042a | 679 | size_t len = strlen(symname); |
393c038f | 680 | struct fscrypt_str disk_link; |
e479556b | 681 | int err; |
57397d86 | 682 | |
1f227a3e JK |
683 | if (unlikely(f2fs_cp_error(sbi))) |
684 | return -EIO; | |
00e09c0b CY |
685 | if (!f2fs_is_checkpoint_ready(sbi)) |
686 | return -ENOSPC; | |
1f227a3e | 687 | |
393c038f EB |
688 | err = fscrypt_prepare_symlink(dir, symname, len, dir->i_sb->s_blocksize, |
689 | &disk_link); | |
690 | if (err) | |
691 | return err; | |
cbaf042a | 692 | |
10a26878 | 693 | err = f2fs_dquot_initialize(dir); |
0abd675e CY |
694 | if (err) |
695 | return err; | |
696 | ||
f2d40141 | 697 | inode = f2fs_new_inode(idmap, dir, S_IFLNK | S_IRWXUGO, NULL); |
57397d86 JK |
698 | if (IS_ERR(inode)) |
699 | return PTR_ERR(inode); | |
700 | ||
393c038f | 701 | if (IS_ENCRYPTED(inode)) |
cbaf042a JK |
702 | inode->i_op = &f2fs_encrypted_symlink_inode_operations; |
703 | else | |
704 | inode->i_op = &f2fs_symlink_inode_operations; | |
21fc61c7 | 705 | inode_nohighmem(inode); |
57397d86 JK |
706 | inode->i_mapping->a_ops = &f2fs_dblock_aops; |
707 | ||
e479556b | 708 | f2fs_lock_op(sbi); |
57397d86 JK |
709 | err = f2fs_add_link(dentry, inode); |
710 | if (err) | |
4d57b86d | 711 | goto out_f2fs_handle_failed_inode; |
44c16156 | 712 | f2fs_unlock_op(sbi); |
4d57b86d | 713 | f2fs_alloc_nid_done(sbi, inode->i_ino); |
57397d86 | 714 | |
393c038f EB |
715 | err = fscrypt_encrypt_symlink(inode, symname, len, &disk_link); |
716 | if (err) | |
717 | goto err_out; | |
cbaf042a | 718 | |
922ec355 | 719 | err = page_symlink(inode, disk_link.name, disk_link.len); |
cbaf042a JK |
720 | |
721 | err_out: | |
1e2e547a | 722 | d_instantiate_new(dentry, inode); |
b7e1d800 | 723 | |
d0cae97c JK |
724 | /* |
725 | * Let's flush symlink data in order to avoid broken symlink as much as | |
726 | * possible. Nevertheless, fsyncing is the best way, but there is no | |
727 | * way to get a file descriptor in order to flush that. | |
728 | * | |
729 | * Note that, it needs to do dir->fsync to make this recoverable. | |
730 | * If the symlink path is stored into inline_data, there is no | |
731 | * performance regression. | |
732 | */ | |
a6be014e | 733 | if (!err) { |
922ec355 CY |
734 | filemap_write_and_wait_range(inode->i_mapping, 0, |
735 | disk_link.len - 1); | |
d0cae97c | 736 | |
a6be014e CY |
737 | if (IS_DIRSYNC(dir)) |
738 | f2fs_sync_fs(sbi->sb, 1); | |
739 | } else { | |
740 | f2fs_unlink(dir, dentry); | |
741 | } | |
cbaf042a | 742 | |
9bb02c36 | 743 | f2fs_balance_fs(sbi, true); |
393c038f EB |
744 | goto out_free_encrypted_link; |
745 | ||
4d57b86d CY |
746 | out_f2fs_handle_failed_inode: |
747 | f2fs_handle_failed_inode(inode); | |
393c038f EB |
748 | out_free_encrypted_link: |
749 | if (disk_link.name != (unsigned char *)symname) | |
c8eb7024 | 750 | kfree(disk_link.name); |
57397d86 JK |
751 | return err; |
752 | } | |
753 | ||
c54bd91e | 754 | static int f2fs_mkdir(struct mnt_idmap *idmap, struct inode *dir, |
549c7297 | 755 | struct dentry *dentry, umode_t mode) |
57397d86 | 756 | { |
4081363f | 757 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
57397d86 | 758 | struct inode *inode; |
e479556b | 759 | int err; |
57397d86 | 760 | |
1f227a3e JK |
761 | if (unlikely(f2fs_cp_error(sbi))) |
762 | return -EIO; | |
763 | ||
10a26878 | 764 | err = f2fs_dquot_initialize(dir); |
0abd675e CY |
765 | if (err) |
766 | return err; | |
767 | ||
f2d40141 | 768 | inode = f2fs_new_inode(idmap, dir, S_IFDIR | mode, NULL); |
57397d86 | 769 | if (IS_ERR(inode)) |
61412b64 | 770 | return PTR_ERR(inode); |
57397d86 JK |
771 | |
772 | inode->i_op = &f2fs_dir_inode_operations; | |
773 | inode->i_fop = &f2fs_dir_operations; | |
774 | inode->i_mapping->a_ops = &f2fs_dblock_aops; | |
92d602bc | 775 | mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS); |
57397d86 | 776 | |
91942321 | 777 | set_inode_flag(inode, FI_INC_LINK); |
e479556b | 778 | f2fs_lock_op(sbi); |
57397d86 JK |
779 | err = f2fs_add_link(dentry, inode); |
780 | if (err) | |
781 | goto out_fail; | |
44c16156 | 782 | f2fs_unlock_op(sbi); |
57397d86 | 783 | |
4d57b86d | 784 | f2fs_alloc_nid_done(sbi, inode->i_ino); |
57397d86 | 785 | |
1e2e547a | 786 | d_instantiate_new(dentry, inode); |
57397d86 | 787 | |
b7e1d800 JK |
788 | if (IS_DIRSYNC(dir)) |
789 | f2fs_sync_fs(sbi->sb, 1); | |
9bb02c36 JK |
790 | |
791 | f2fs_balance_fs(sbi, true); | |
57397d86 JK |
792 | return 0; |
793 | ||
794 | out_fail: | |
91942321 | 795 | clear_inode_flag(inode, FI_INC_LINK); |
4d57b86d | 796 | f2fs_handle_failed_inode(inode); |
57397d86 JK |
797 | return err; |
798 | } | |
799 | ||
800 | static int f2fs_rmdir(struct inode *dir, struct dentry *dentry) | |
801 | { | |
2b0143b5 | 802 | struct inode *inode = d_inode(dentry); |
5f029c04 | 803 | |
57397d86 JK |
804 | if (f2fs_empty_dir(inode)) |
805 | return f2fs_unlink(dir, dentry); | |
806 | return -ENOTEMPTY; | |
807 | } | |
808 | ||
5ebb29be | 809 | static int f2fs_mknod(struct mnt_idmap *idmap, struct inode *dir, |
549c7297 | 810 | struct dentry *dentry, umode_t mode, dev_t rdev) |
57397d86 | 811 | { |
4081363f | 812 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
57397d86 JK |
813 | struct inode *inode; |
814 | int err = 0; | |
815 | ||
1f227a3e JK |
816 | if (unlikely(f2fs_cp_error(sbi))) |
817 | return -EIO; | |
00e09c0b CY |
818 | if (!f2fs_is_checkpoint_ready(sbi)) |
819 | return -ENOSPC; | |
1f227a3e | 820 | |
10a26878 | 821 | err = f2fs_dquot_initialize(dir); |
0abd675e CY |
822 | if (err) |
823 | return err; | |
824 | ||
f2d40141 | 825 | inode = f2fs_new_inode(idmap, dir, mode, NULL); |
57397d86 JK |
826 | if (IS_ERR(inode)) |
827 | return PTR_ERR(inode); | |
828 | ||
829 | init_special_inode(inode, inode->i_mode, rdev); | |
830 | inode->i_op = &f2fs_special_inode_operations; | |
831 | ||
e479556b | 832 | f2fs_lock_op(sbi); |
57397d86 JK |
833 | err = f2fs_add_link(dentry, inode); |
834 | if (err) | |
835 | goto out; | |
44c16156 | 836 | f2fs_unlock_op(sbi); |
57397d86 | 837 | |
4d57b86d | 838 | f2fs_alloc_nid_done(sbi, inode->i_ino); |
b7e1d800 | 839 | |
1e2e547a | 840 | d_instantiate_new(dentry, inode); |
b7e1d800 JK |
841 | |
842 | if (IS_DIRSYNC(dir)) | |
843 | f2fs_sync_fs(sbi->sb, 1); | |
9bb02c36 JK |
844 | |
845 | f2fs_balance_fs(sbi, true); | |
57397d86 JK |
846 | return 0; |
847 | out: | |
4d57b86d | 848 | f2fs_handle_failed_inode(inode); |
57397d86 JK |
849 | return err; |
850 | } | |
851 | ||
f2d40141 | 852 | static int __f2fs_tmpfile(struct mnt_idmap *idmap, struct inode *dir, |
863f144f | 853 | struct file *file, umode_t mode, bool is_whiteout, |
3db1de0e | 854 | struct inode **new_inode) |
7e01e7ad CY |
855 | { |
856 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); | |
857 | struct inode *inode; | |
858 | int err; | |
859 | ||
10a26878 | 860 | err = f2fs_dquot_initialize(dir); |
0abd675e CY |
861 | if (err) |
862 | return err; | |
863 | ||
f2d40141 | 864 | inode = f2fs_new_inode(idmap, dir, mode, NULL); |
7e01e7ad CY |
865 | if (IS_ERR(inode)) |
866 | return PTR_ERR(inode); | |
867 | ||
3db1de0e | 868 | if (is_whiteout) { |
7e01e7ad CY |
869 | init_special_inode(inode, inode->i_mode, WHITEOUT_DEV); |
870 | inode->i_op = &f2fs_special_inode_operations; | |
871 | } else { | |
872 | inode->i_op = &f2fs_file_inode_operations; | |
873 | inode->i_fop = &f2fs_file_operations; | |
874 | inode->i_mapping->a_ops = &f2fs_dblock_aops; | |
875 | } | |
876 | ||
877 | f2fs_lock_op(sbi); | |
4d57b86d | 878 | err = f2fs_acquire_orphan_inode(sbi); |
7e01e7ad CY |
879 | if (err) |
880 | goto out; | |
881 | ||
882 | err = f2fs_do_tmpfile(inode, dir); | |
883 | if (err) | |
884 | goto release_out; | |
885 | ||
886 | /* | |
887 | * add this non-linked tmpfile to orphan list, in this way we could | |
888 | * remove all unused data of tmpfile after abnormal power-off. | |
889 | */ | |
4d57b86d CY |
890 | f2fs_add_orphan_inode(inode); |
891 | f2fs_alloc_nid_done(sbi, inode->i_ino); | |
7e01e7ad | 892 | |
3db1de0e | 893 | if (is_whiteout) { |
a1961246 | 894 | f2fs_i_links_write(inode, false); |
46085f37 CY |
895 | |
896 | spin_lock(&inode->i_lock); | |
5b1dbb08 | 897 | inode->i_state |= I_LINKABLE; |
46085f37 | 898 | spin_unlock(&inode->i_lock); |
7e01e7ad | 899 | } else { |
863f144f MS |
900 | if (file) |
901 | d_tmpfile(file, inode); | |
3db1de0e DJ |
902 | else |
903 | f2fs_i_links_write(inode, false); | |
7e01e7ad | 904 | } |
a1961246 JK |
905 | /* link_count was changed by d_tmpfile as well. */ |
906 | f2fs_unlock_op(sbi); | |
7e01e7ad | 907 | unlock_new_inode(inode); |
9bb02c36 | 908 | |
3db1de0e DJ |
909 | if (new_inode) |
910 | *new_inode = inode; | |
911 | ||
9bb02c36 | 912 | f2fs_balance_fs(sbi, true); |
7e01e7ad CY |
913 | return 0; |
914 | ||
915 | release_out: | |
4d57b86d | 916 | f2fs_release_orphan_inode(sbi); |
7e01e7ad | 917 | out: |
4d57b86d | 918 | f2fs_handle_failed_inode(inode); |
7e01e7ad CY |
919 | return err; |
920 | } | |
921 | ||
011e2b71 | 922 | static int f2fs_tmpfile(struct mnt_idmap *idmap, struct inode *dir, |
863f144f | 923 | struct file *file, umode_t mode) |
7e01e7ad | 924 | { |
ff62af20 | 925 | struct f2fs_sb_info *sbi = F2FS_I_SB(dir); |
863f144f | 926 | int err; |
ff62af20 SY |
927 | |
928 | if (unlikely(f2fs_cp_error(sbi))) | |
1f227a3e | 929 | return -EIO; |
00e09c0b CY |
930 | if (!f2fs_is_checkpoint_ready(sbi)) |
931 | return -ENOSPC; | |
1f227a3e | 932 | |
f2d40141 | 933 | err = __f2fs_tmpfile(idmap, dir, file, mode, false, NULL); |
863f144f MS |
934 | |
935 | return finish_open_simple(file, err); | |
7e01e7ad CY |
936 | } |
937 | ||
f2d40141 | 938 | static int f2fs_create_whiteout(struct mnt_idmap *idmap, |
984fc4e7 | 939 | struct inode *dir, struct inode **whiteout) |
7e01e7ad | 940 | { |
f2d40141 | 941 | return __f2fs_tmpfile(idmap, dir, NULL, |
3db1de0e DJ |
942 | S_IFCHR | WHITEOUT_MODE, true, whiteout); |
943 | } | |
944 | ||
f2d40141 | 945 | int f2fs_get_tmpfile(struct mnt_idmap *idmap, struct inode *dir, |
3db1de0e DJ |
946 | struct inode **new_inode) |
947 | { | |
f2d40141 | 948 | return __f2fs_tmpfile(idmap, dir, NULL, S_IFREG, false, new_inode); |
7e01e7ad CY |
949 | } |
950 | ||
f2d40141 | 951 | static int f2fs_rename(struct mnt_idmap *idmap, struct inode *old_dir, |
984fc4e7 CY |
952 | struct dentry *old_dentry, struct inode *new_dir, |
953 | struct dentry *new_dentry, unsigned int flags) | |
57397d86 | 954 | { |
4081363f | 955 | struct f2fs_sb_info *sbi = F2FS_I_SB(old_dir); |
2b0143b5 DH |
956 | struct inode *old_inode = d_inode(old_dentry); |
957 | struct inode *new_inode = d_inode(new_dentry); | |
7e01e7ad | 958 | struct inode *whiteout = NULL; |
762e4db5 | 959 | struct page *old_dir_page = NULL; |
7e01e7ad | 960 | struct page *old_page, *new_page = NULL; |
57397d86 JK |
961 | struct f2fs_dir_entry *old_dir_entry = NULL; |
962 | struct f2fs_dir_entry *old_entry; | |
963 | struct f2fs_dir_entry *new_entry; | |
7deee77b | 964 | bool old_is_dir = S_ISDIR(old_inode->i_mode); |
d83d0f5b | 965 | int err; |
57397d86 | 966 | |
1f227a3e JK |
967 | if (unlikely(f2fs_cp_error(sbi))) |
968 | return -EIO; | |
00e09c0b CY |
969 | if (!f2fs_is_checkpoint_ready(sbi)) |
970 | return -ENOSPC; | |
1f227a3e | 971 | |
5c57132e CY |
972 | if (is_inode_flag_set(new_dir, FI_PROJ_INHERIT) && |
973 | (!projid_eq(F2FS_I(new_dir)->i_projid, | |
974 | F2FS_I(old_dentry->d_inode)->i_projid))) | |
975 | return -EXDEV; | |
976 | ||
b06af2af JK |
977 | /* |
978 | * If new_inode is null, the below renaming flow will | |
146949de | 979 | * add a link in old_dir which can convert inline_dir. |
b06af2af JK |
980 | * After then, if we failed to get the entry due to other |
981 | * reasons like ENOMEM, we had to remove the new entry. | |
982 | * Instead of adding such the error handling routine, let's | |
983 | * simply convert first here. | |
984 | */ | |
985 | if (old_dir == new_dir && !new_inode) { | |
986 | err = f2fs_try_convert_inline_dir(old_dir, new_dentry); | |
987 | if (err) | |
988 | return err; | |
989 | } | |
990 | ||
5b1dbb08 | 991 | if (flags & RENAME_WHITEOUT) { |
f2d40141 | 992 | err = f2fs_create_whiteout(idmap, old_dir, &whiteout); |
5b1dbb08 JK |
993 | if (err) |
994 | return err; | |
995 | } | |
996 | ||
10a26878 | 997 | err = f2fs_dquot_initialize(old_dir); |
0abd675e CY |
998 | if (err) |
999 | goto out; | |
1000 | ||
10a26878 | 1001 | err = f2fs_dquot_initialize(new_dir); |
0abd675e CY |
1002 | if (err) |
1003 | goto out; | |
1004 | ||
d8d1389e | 1005 | if (new_inode) { |
10a26878 | 1006 | err = f2fs_dquot_initialize(new_inode); |
d8d1389e JK |
1007 | if (err) |
1008 | goto out; | |
1009 | } | |
1010 | ||
d83d0f5b | 1011 | err = -ENOENT; |
57397d86 | 1012 | old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page); |
91246c21 CY |
1013 | if (!old_entry) { |
1014 | if (IS_ERR(old_page)) | |
1015 | err = PTR_ERR(old_page); | |
cde3c9d7 | 1016 | goto out; |
91246c21 | 1017 | } |
57397d86 | 1018 | |
7deee77b | 1019 | if (old_is_dir && old_dir != new_dir) { |
57397d86 | 1020 | old_dir_entry = f2fs_parent_dir(old_inode, &old_dir_page); |
3e19886e | 1021 | if (!old_dir_entry) { |
91246c21 CY |
1022 | if (IS_ERR(old_dir_page)) |
1023 | err = PTR_ERR(old_dir_page); | |
57397d86 | 1024 | goto out_old; |
3e19886e | 1025 | } |
57397d86 JK |
1026 | } |
1027 | ||
57397d86 | 1028 | if (new_inode) { |
57397d86 JK |
1029 | |
1030 | err = -ENOTEMPTY; | |
7deee77b | 1031 | if (old_is_dir && !f2fs_empty_dir(new_inode)) |
5b1dbb08 | 1032 | goto out_dir; |
57397d86 JK |
1033 | |
1034 | err = -ENOENT; | |
1035 | new_entry = f2fs_find_entry(new_dir, &new_dentry->d_name, | |
1036 | &new_page); | |
91246c21 CY |
1037 | if (!new_entry) { |
1038 | if (IS_ERR(new_page)) | |
1039 | err = PTR_ERR(new_page); | |
5b1dbb08 | 1040 | goto out_dir; |
91246c21 | 1041 | } |
57397d86 | 1042 | |
2c4db1a6 | 1043 | f2fs_balance_fs(sbi, true); |
00623e6b | 1044 | |
1256010a CY |
1045 | f2fs_lock_op(sbi); |
1046 | ||
4d57b86d | 1047 | err = f2fs_acquire_orphan_inode(sbi); |
cbd56e7d JK |
1048 | if (err) |
1049 | goto put_out_dir; | |
1050 | ||
57397d86 | 1051 | f2fs_set_link(new_dir, new_entry, new_page, old_inode); |
762e4db5 | 1052 | new_page = NULL; |
57397d86 | 1053 | |
c62ebd35 | 1054 | inode_set_ctime_current(new_inode); |
e4544b63 | 1055 | f2fs_down_write(&F2FS_I(new_inode)->i_sem); |
7deee77b | 1056 | if (old_is_dir) |
a1961246 JK |
1057 | f2fs_i_links_write(new_inode, false); |
1058 | f2fs_i_links_write(new_inode, false); | |
e4544b63 | 1059 | f2fs_up_write(&F2FS_I(new_inode)->i_sem); |
d928bfbf | 1060 | |
57397d86 | 1061 | if (!new_inode->i_nlink) |
4d57b86d | 1062 | f2fs_add_orphan_inode(new_inode); |
cbd56e7d | 1063 | else |
4d57b86d | 1064 | f2fs_release_orphan_inode(sbi); |
57397d86 | 1065 | } else { |
2c4db1a6 | 1066 | f2fs_balance_fs(sbi, true); |
00623e6b | 1067 | |
1256010a CY |
1068 | f2fs_lock_op(sbi); |
1069 | ||
57397d86 | 1070 | err = f2fs_add_link(new_dentry, old_inode); |
1256010a CY |
1071 | if (err) { |
1072 | f2fs_unlock_op(sbi); | |
5b1dbb08 | 1073 | goto out_dir; |
1256010a | 1074 | } |
57397d86 | 1075 | |
7deee77b | 1076 | if (old_is_dir) |
a1961246 | 1077 | f2fs_i_links_write(new_dir, true); |
57397d86 JK |
1078 | } |
1079 | ||
e4544b63 | 1080 | f2fs_down_write(&F2FS_I(old_inode)->i_sem); |
7deee77b | 1081 | if (!old_is_dir || whiteout) |
b855bf0e SY |
1082 | file_lost_pino(old_inode); |
1083 | else | |
2a60637f CY |
1084 | /* adjust dir's i_pino to pass fsck check */ |
1085 | f2fs_i_pino_write(old_inode, new_dir->i_ino); | |
e4544b63 | 1086 | f2fs_up_write(&F2FS_I(old_inode)->i_sem); |
b2c08299 | 1087 | |
c62ebd35 | 1088 | inode_set_ctime_current(old_inode); |
7c45729a | 1089 | f2fs_mark_inode_dirty_sync(old_inode, false); |
57397d86 | 1090 | |
dbeacf02 | 1091 | f2fs_delete_entry(old_entry, old_page, old_dir, NULL); |
762e4db5 | 1092 | old_page = NULL; |
57397d86 | 1093 | |
7e01e7ad | 1094 | if (whiteout) { |
91942321 | 1095 | set_inode_flag(whiteout, FI_INC_LINK); |
7e01e7ad CY |
1096 | err = f2fs_add_link(old_dentry, whiteout); |
1097 | if (err) | |
1098 | goto put_out_dir; | |
46085f37 CY |
1099 | |
1100 | spin_lock(&whiteout->i_lock); | |
7e01e7ad | 1101 | whiteout->i_state &= ~I_LINKABLE; |
46085f37 CY |
1102 | spin_unlock(&whiteout->i_lock); |
1103 | ||
7e01e7ad CY |
1104 | iput(whiteout); |
1105 | } | |
1106 | ||
7deee77b | 1107 | if (old_is_dir) { |
70d201a4 | 1108 | if (old_dir_entry) |
57397d86 JK |
1109 | f2fs_set_link(old_inode, old_dir_entry, |
1110 | old_dir_page, new_dir); | |
bdbc90fa | 1111 | else |
57397d86 | 1112 | f2fs_put_page(old_dir_page, 0); |
a1961246 | 1113 | f2fs_i_links_write(old_dir, false); |
57397d86 | 1114 | } |
ade990f9 | 1115 | if (F2FS_OPTION(sbi).fsync_mode == FSYNC_MODE_STRICT) { |
4d57b86d | 1116 | f2fs_add_ino_entry(sbi, new_dir->i_ino, TRANS_DIR_INO); |
ade990f9 | 1117 | if (S_ISDIR(old_inode->i_mode)) |
4d57b86d CY |
1118 | f2fs_add_ino_entry(sbi, old_inode->i_ino, |
1119 | TRANS_DIR_INO); | |
ade990f9 | 1120 | } |
57397d86 | 1121 | |
e479556b | 1122 | f2fs_unlock_op(sbi); |
b7e1d800 JK |
1123 | |
1124 | if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir)) | |
1125 | f2fs_sync_fs(sbi->sb, 1); | |
6390398e ST |
1126 | |
1127 | f2fs_update_time(sbi, REQ_TIME); | |
57397d86 JK |
1128 | return 0; |
1129 | ||
cbd56e7d | 1130 | put_out_dir: |
1256010a | 1131 | f2fs_unlock_op(sbi); |
762e4db5 | 1132 | f2fs_put_page(new_page, 0); |
57397d86 | 1133 | out_dir: |
bdbc90fa | 1134 | if (old_dir_entry) |
57397d86 | 1135 | f2fs_put_page(old_dir_page, 0); |
57397d86 | 1136 | out_old: |
57397d86 JK |
1137 | f2fs_put_page(old_page, 0); |
1138 | out: | |
646f64b5 | 1139 | iput(whiteout); |
57397d86 JK |
1140 | return err; |
1141 | } | |
1142 | ||
32f9bc25 CY |
1143 | static int f2fs_cross_rename(struct inode *old_dir, struct dentry *old_dentry, |
1144 | struct inode *new_dir, struct dentry *new_dentry) | |
1145 | { | |
4081363f | 1146 | struct f2fs_sb_info *sbi = F2FS_I_SB(old_dir); |
2b0143b5 DH |
1147 | struct inode *old_inode = d_inode(old_dentry); |
1148 | struct inode *new_inode = d_inode(new_dentry); | |
32f9bc25 CY |
1149 | struct page *old_dir_page, *new_dir_page; |
1150 | struct page *old_page, *new_page; | |
1151 | struct f2fs_dir_entry *old_dir_entry = NULL, *new_dir_entry = NULL; | |
1152 | struct f2fs_dir_entry *old_entry, *new_entry; | |
1153 | int old_nlink = 0, new_nlink = 0; | |
d83d0f5b | 1154 | int err; |
363fa4e0 | 1155 | |
1f227a3e JK |
1156 | if (unlikely(f2fs_cp_error(sbi))) |
1157 | return -EIO; | |
00e09c0b CY |
1158 | if (!f2fs_is_checkpoint_ready(sbi)) |
1159 | return -ENOSPC; | |
1f227a3e | 1160 | |
5c57132e CY |
1161 | if ((is_inode_flag_set(new_dir, FI_PROJ_INHERIT) && |
1162 | !projid_eq(F2FS_I(new_dir)->i_projid, | |
1163 | F2FS_I(old_dentry->d_inode)->i_projid)) || | |
1164 | (is_inode_flag_set(new_dir, FI_PROJ_INHERIT) && | |
1165 | !projid_eq(F2FS_I(old_dir)->i_projid, | |
1166 | F2FS_I(new_dentry->d_inode)->i_projid))) | |
1167 | return -EXDEV; | |
1168 | ||
10a26878 | 1169 | err = f2fs_dquot_initialize(old_dir); |
0abd675e CY |
1170 | if (err) |
1171 | goto out; | |
1172 | ||
10a26878 | 1173 | err = f2fs_dquot_initialize(new_dir); |
0abd675e CY |
1174 | if (err) |
1175 | goto out; | |
1176 | ||
d83d0f5b | 1177 | err = -ENOENT; |
32f9bc25 | 1178 | old_entry = f2fs_find_entry(old_dir, &old_dentry->d_name, &old_page); |
91246c21 CY |
1179 | if (!old_entry) { |
1180 | if (IS_ERR(old_page)) | |
1181 | err = PTR_ERR(old_page); | |
32f9bc25 | 1182 | goto out; |
91246c21 | 1183 | } |
32f9bc25 CY |
1184 | |
1185 | new_entry = f2fs_find_entry(new_dir, &new_dentry->d_name, &new_page); | |
91246c21 CY |
1186 | if (!new_entry) { |
1187 | if (IS_ERR(new_page)) | |
1188 | err = PTR_ERR(new_page); | |
32f9bc25 | 1189 | goto out_old; |
91246c21 | 1190 | } |
32f9bc25 CY |
1191 | |
1192 | /* prepare for updating ".." directory entry info later */ | |
1193 | if (old_dir != new_dir) { | |
1194 | if (S_ISDIR(old_inode->i_mode)) { | |
32f9bc25 CY |
1195 | old_dir_entry = f2fs_parent_dir(old_inode, |
1196 | &old_dir_page); | |
3e19886e | 1197 | if (!old_dir_entry) { |
91246c21 CY |
1198 | if (IS_ERR(old_dir_page)) |
1199 | err = PTR_ERR(old_dir_page); | |
32f9bc25 | 1200 | goto out_new; |
3e19886e | 1201 | } |
32f9bc25 CY |
1202 | } |
1203 | ||
1204 | if (S_ISDIR(new_inode->i_mode)) { | |
32f9bc25 CY |
1205 | new_dir_entry = f2fs_parent_dir(new_inode, |
1206 | &new_dir_page); | |
3e19886e | 1207 | if (!new_dir_entry) { |
91246c21 CY |
1208 | if (IS_ERR(new_dir_page)) |
1209 | err = PTR_ERR(new_dir_page); | |
32f9bc25 | 1210 | goto out_old_dir; |
3e19886e | 1211 | } |
32f9bc25 CY |
1212 | } |
1213 | } | |
1214 | ||
1215 | /* | |
1216 | * If cross rename between file and directory those are not | |
1217 | * in the same directory, we will inc nlink of file's parent | |
1218 | * later, so we should check upper boundary of its nlink. | |
1219 | */ | |
1220 | if ((!old_dir_entry || !new_dir_entry) && | |
1221 | old_dir_entry != new_dir_entry) { | |
1222 | old_nlink = old_dir_entry ? -1 : 1; | |
1223 | new_nlink = -old_nlink; | |
1224 | err = -EMLINK; | |
e2f0e962 KM |
1225 | if ((old_nlink > 0 && old_dir->i_nlink >= F2FS_LINK_MAX) || |
1226 | (new_nlink > 0 && new_dir->i_nlink >= F2FS_LINK_MAX)) | |
32f9bc25 CY |
1227 | goto out_new_dir; |
1228 | } | |
1229 | ||
2c4db1a6 | 1230 | f2fs_balance_fs(sbi, true); |
00623e6b | 1231 | |
32f9bc25 CY |
1232 | f2fs_lock_op(sbi); |
1233 | ||
32f9bc25 CY |
1234 | /* update ".." directory entry info of old dentry */ |
1235 | if (old_dir_entry) | |
1236 | f2fs_set_link(old_inode, old_dir_entry, old_dir_page, new_dir); | |
1237 | ||
1238 | /* update ".." directory entry info of new dentry */ | |
1239 | if (new_dir_entry) | |
1240 | f2fs_set_link(new_inode, new_dir_entry, new_dir_page, old_dir); | |
1241 | ||
1242 | /* update directory entry info of old dir inode */ | |
1243 | f2fs_set_link(old_dir, old_entry, old_page, new_inode); | |
1244 | ||
e4544b63 | 1245 | f2fs_down_write(&F2FS_I(old_inode)->i_sem); |
2a60637f CY |
1246 | if (!old_dir_entry) |
1247 | file_lost_pino(old_inode); | |
1248 | else | |
1249 | /* adjust dir's i_pino to pass fsck check */ | |
1250 | f2fs_i_pino_write(old_inode, new_dir->i_ino); | |
e4544b63 | 1251 | f2fs_up_write(&F2FS_I(old_inode)->i_sem); |
32f9bc25 | 1252 | |
c62ebd35 | 1253 | inode_set_ctime_current(old_dir); |
32f9bc25 | 1254 | if (old_nlink) { |
e4544b63 | 1255 | f2fs_down_write(&F2FS_I(old_dir)->i_sem); |
a1961246 | 1256 | f2fs_i_links_write(old_dir, old_nlink > 0); |
e4544b63 | 1257 | f2fs_up_write(&F2FS_I(old_dir)->i_sem); |
32f9bc25 | 1258 | } |
7c45729a | 1259 | f2fs_mark_inode_dirty_sync(old_dir, false); |
32f9bc25 CY |
1260 | |
1261 | /* update directory entry info of new dir inode */ | |
1262 | f2fs_set_link(new_dir, new_entry, new_page, old_inode); | |
1263 | ||
e4544b63 | 1264 | f2fs_down_write(&F2FS_I(new_inode)->i_sem); |
2a60637f CY |
1265 | if (!new_dir_entry) |
1266 | file_lost_pino(new_inode); | |
1267 | else | |
1268 | /* adjust dir's i_pino to pass fsck check */ | |
1269 | f2fs_i_pino_write(new_inode, old_dir->i_ino); | |
e4544b63 | 1270 | f2fs_up_write(&F2FS_I(new_inode)->i_sem); |
32f9bc25 | 1271 | |
c62ebd35 | 1272 | inode_set_ctime_current(new_dir); |
32f9bc25 | 1273 | if (new_nlink) { |
e4544b63 | 1274 | f2fs_down_write(&F2FS_I(new_dir)->i_sem); |
a1961246 | 1275 | f2fs_i_links_write(new_dir, new_nlink > 0); |
e4544b63 | 1276 | f2fs_up_write(&F2FS_I(new_dir)->i_sem); |
32f9bc25 | 1277 | } |
7c45729a | 1278 | f2fs_mark_inode_dirty_sync(new_dir, false); |
32f9bc25 | 1279 | |
63189b78 | 1280 | if (F2FS_OPTION(sbi).fsync_mode == FSYNC_MODE_STRICT) { |
4d57b86d CY |
1281 | f2fs_add_ino_entry(sbi, old_dir->i_ino, TRANS_DIR_INO); |
1282 | f2fs_add_ino_entry(sbi, new_dir->i_ino, TRANS_DIR_INO); | |
93cf93f1 | 1283 | } |
0a007b97 | 1284 | |
32f9bc25 | 1285 | f2fs_unlock_op(sbi); |
b7e1d800 JK |
1286 | |
1287 | if (IS_DIRSYNC(old_dir) || IS_DIRSYNC(new_dir)) | |
1288 | f2fs_sync_fs(sbi->sb, 1); | |
6390398e ST |
1289 | |
1290 | f2fs_update_time(sbi, REQ_TIME); | |
32f9bc25 | 1291 | return 0; |
32f9bc25 CY |
1292 | out_new_dir: |
1293 | if (new_dir_entry) { | |
32f9bc25 CY |
1294 | f2fs_put_page(new_dir_page, 0); |
1295 | } | |
1296 | out_old_dir: | |
1297 | if (old_dir_entry) { | |
32f9bc25 CY |
1298 | f2fs_put_page(old_dir_page, 0); |
1299 | } | |
1300 | out_new: | |
32f9bc25 CY |
1301 | f2fs_put_page(new_page, 0); |
1302 | out_old: | |
32f9bc25 CY |
1303 | f2fs_put_page(old_page, 0); |
1304 | out: | |
1305 | return err; | |
1306 | } | |
1307 | ||
e18275ae | 1308 | static int f2fs_rename2(struct mnt_idmap *idmap, |
549c7297 | 1309 | struct inode *old_dir, struct dentry *old_dentry, |
32f9bc25 CY |
1310 | struct inode *new_dir, struct dentry *new_dentry, |
1311 | unsigned int flags) | |
1312 | { | |
2e45b07f EB |
1313 | int err; |
1314 | ||
7e01e7ad | 1315 | if (flags & ~(RENAME_NOREPLACE | RENAME_EXCHANGE | RENAME_WHITEOUT)) |
32f9bc25 CY |
1316 | return -EINVAL; |
1317 | ||
5f23ffdf CY |
1318 | trace_f2fs_rename_start(old_dir, old_dentry, new_dir, new_dentry, |
1319 | flags); | |
1320 | ||
2e45b07f EB |
1321 | err = fscrypt_prepare_rename(old_dir, old_dentry, new_dir, new_dentry, |
1322 | flags); | |
1323 | if (err) | |
1324 | return err; | |
1325 | ||
5f23ffdf CY |
1326 | if (flags & RENAME_EXCHANGE) |
1327 | err = f2fs_cross_rename(old_dir, old_dentry, | |
1328 | new_dir, new_dentry); | |
1329 | else | |
32f9bc25 CY |
1330 | /* |
1331 | * VFS has already handled the new dentry existence case, | |
1332 | * here, we just deal with "RENAME_NOREPLACE" as regular rename. | |
1333 | */ | |
5f23ffdf | 1334 | err = f2fs_rename(idmap, old_dir, old_dentry, |
984fc4e7 | 1335 | new_dir, new_dentry, flags); |
5f23ffdf CY |
1336 | |
1337 | trace_f2fs_rename_end(old_dentry, new_dentry, flags, err); | |
1338 | return err; | |
32f9bc25 CY |
1339 | } |
1340 | ||
6b255391 | 1341 | static const char *f2fs_encrypted_get_link(struct dentry *dentry, |
fceef393 AV |
1342 | struct inode *inode, |
1343 | struct delayed_call *done) | |
50732df0 | 1344 | { |
f2329cb6 EB |
1345 | struct page *page; |
1346 | const char *target; | |
cbaf042a | 1347 | |
6b255391 AV |
1348 | if (!dentry) |
1349 | return ERR_PTR(-ECHILD); | |
1350 | ||
f2329cb6 EB |
1351 | page = read_mapping_page(inode->i_mapping, 0, NULL); |
1352 | if (IS_ERR(page)) | |
1353 | return ERR_CAST(page); | |
cbaf042a | 1354 | |
f2329cb6 EB |
1355 | target = fscrypt_get_symlink(inode, page_address(page), |
1356 | inode->i_sb->s_blocksize, done); | |
1357 | put_page(page); | |
1358 | return target; | |
50732df0 CY |
1359 | } |
1360 | ||
b74d24f7 | 1361 | static int f2fs_encrypted_symlink_getattr(struct mnt_idmap *idmap, |
461b43a8 EB |
1362 | const struct path *path, |
1363 | struct kstat *stat, u32 request_mask, | |
1364 | unsigned int query_flags) | |
1365 | { | |
b74d24f7 | 1366 | f2fs_getattr(idmap, path, stat, request_mask, query_flags); |
461b43a8 EB |
1367 | |
1368 | return fscrypt_symlink_getattr(path, stat); | |
1369 | } | |
1370 | ||
cbaf042a | 1371 | const struct inode_operations f2fs_encrypted_symlink_inode_operations = { |
a87aff1d | 1372 | .get_link = f2fs_encrypted_get_link, |
461b43a8 | 1373 | .getattr = f2fs_encrypted_symlink_getattr, |
cbaf042a | 1374 | .setattr = f2fs_setattr, |
cbaf042a | 1375 | .listxattr = f2fs_listxattr, |
cbaf042a | 1376 | }; |
cbaf042a | 1377 | |
57397d86 JK |
1378 | const struct inode_operations f2fs_dir_inode_operations = { |
1379 | .create = f2fs_create, | |
1380 | .lookup = f2fs_lookup, | |
1381 | .link = f2fs_link, | |
1382 | .unlink = f2fs_unlink, | |
1383 | .symlink = f2fs_symlink, | |
1384 | .mkdir = f2fs_mkdir, | |
1385 | .rmdir = f2fs_rmdir, | |
1386 | .mknod = f2fs_mknod, | |
2773bf00 | 1387 | .rename = f2fs_rename2, |
50732df0 | 1388 | .tmpfile = f2fs_tmpfile, |
2d4d9fb5 | 1389 | .getattr = f2fs_getattr, |
57397d86 | 1390 | .setattr = f2fs_setattr, |
cac2f8b8 | 1391 | .get_inode_acl = f2fs_get_acl, |
a6dda0e6 | 1392 | .set_acl = f2fs_set_acl, |
57397d86 | 1393 | .listxattr = f2fs_listxattr, |
7975f349 | 1394 | .fiemap = f2fs_fiemap, |
9b1bb01c MS |
1395 | .fileattr_get = f2fs_fileattr_get, |
1396 | .fileattr_set = f2fs_fileattr_set, | |
57397d86 JK |
1397 | }; |
1398 | ||
1399 | const struct inode_operations f2fs_symlink_inode_operations = { | |
a87aff1d | 1400 | .get_link = f2fs_get_link, |
2d4d9fb5 | 1401 | .getattr = f2fs_getattr, |
57397d86 | 1402 | .setattr = f2fs_setattr, |
57397d86 | 1403 | .listxattr = f2fs_listxattr, |
57397d86 JK |
1404 | }; |
1405 | ||
1406 | const struct inode_operations f2fs_special_inode_operations = { | |
2d4d9fb5 | 1407 | .getattr = f2fs_getattr, |
a87aff1d | 1408 | .setattr = f2fs_setattr, |
cac2f8b8 | 1409 | .get_inode_acl = f2fs_get_acl, |
a6dda0e6 | 1410 | .set_acl = f2fs_set_acl, |
57397d86 | 1411 | .listxattr = f2fs_listxattr, |
57397d86 | 1412 | }; |