Commit | Line | Data |
---|---|---|
0a8165d7 | 1 | /* |
19f99cee JK |
2 | * fs/f2fs/inode.c |
3 | * | |
4 | * Copyright (c) 2012 Samsung Electronics Co., Ltd. | |
5 | * http://www.samsung.com/ | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the terms of the GNU General Public License version 2 as | |
9 | * published by the Free Software Foundation. | |
10 | */ | |
11 | #include <linux/fs.h> | |
12 | #include <linux/f2fs_fs.h> | |
13 | #include <linux/buffer_head.h> | |
e8ea9b3d | 14 | #include <linux/backing-dev.h> |
19f99cee JK |
15 | #include <linux/writeback.h> |
16 | ||
17 | #include "f2fs.h" | |
18 | #include "node.h" | |
0eb0adad | 19 | #include "segment.h" |
19f99cee | 20 | |
a2a4a7e4 NJ |
21 | #include <trace/events/f2fs.h> |
22 | ||
7c45729a | 23 | void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync) |
b56ab837 | 24 | { |
7c45729a | 25 | if (f2fs_inode_dirtied(inode, sync)) |
b56ab837 | 26 | return; |
7c45729a | 27 | |
b56ab837 JK |
28 | mark_inode_dirty_sync(inode); |
29 | } | |
30 | ||
19f99cee JK |
31 | void f2fs_set_inode_flags(struct inode *inode) |
32 | { | |
33 | unsigned int flags = F2FS_I(inode)->i_flags; | |
8abfb36a | 34 | unsigned int new_fl = 0; |
19f99cee JK |
35 | |
36 | if (flags & FS_SYNC_FL) | |
8abfb36a | 37 | new_fl |= S_SYNC; |
19f99cee | 38 | if (flags & FS_APPEND_FL) |
8abfb36a | 39 | new_fl |= S_APPEND; |
19f99cee | 40 | if (flags & FS_IMMUTABLE_FL) |
8abfb36a | 41 | new_fl |= S_IMMUTABLE; |
19f99cee | 42 | if (flags & FS_NOATIME_FL) |
8abfb36a | 43 | new_fl |= S_NOATIME; |
19f99cee | 44 | if (flags & FS_DIRSYNC_FL) |
8abfb36a | 45 | new_fl |= S_DIRSYNC; |
6a678857 ZZ |
46 | inode_set_flags(inode, new_fl, |
47 | S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC); | |
19f99cee JK |
48 | } |
49 | ||
3d1e3807 JK |
50 | static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri) |
51 | { | |
7a2af766 CY |
52 | int extra_size = get_extra_isize(inode); |
53 | ||
3d1e3807 JK |
54 | if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) || |
55 | S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) { | |
7a2af766 CY |
56 | if (ri->i_addr[extra_size]) |
57 | inode->i_rdev = old_decode_dev( | |
58 | le32_to_cpu(ri->i_addr[extra_size])); | |
3d1e3807 | 59 | else |
7a2af766 CY |
60 | inode->i_rdev = new_decode_dev( |
61 | le32_to_cpu(ri->i_addr[extra_size + 1])); | |
3d1e3807 JK |
62 | } |
63 | } | |
64 | ||
3c6c2beb JK |
65 | static bool __written_first_block(struct f2fs_inode *ri) |
66 | { | |
7a2af766 | 67 | block_t addr = le32_to_cpu(ri->i_addr[offset_in_addr(ri)]); |
adad81ed JK |
68 | |
69 | if (addr != NEW_ADDR && addr != NULL_ADDR) | |
3c6c2beb JK |
70 | return true; |
71 | return false; | |
72 | } | |
73 | ||
3d1e3807 JK |
74 | static void __set_inode_rdev(struct inode *inode, struct f2fs_inode *ri) |
75 | { | |
7a2af766 CY |
76 | int extra_size = get_extra_isize(inode); |
77 | ||
3d1e3807 JK |
78 | if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) { |
79 | if (old_valid_dev(inode->i_rdev)) { | |
7a2af766 | 80 | ri->i_addr[extra_size] = |
6c311ec6 | 81 | cpu_to_le32(old_encode_dev(inode->i_rdev)); |
7a2af766 | 82 | ri->i_addr[extra_size + 1] = 0; |
3d1e3807 | 83 | } else { |
7a2af766 CY |
84 | ri->i_addr[extra_size] = 0; |
85 | ri->i_addr[extra_size + 1] = | |
6c311ec6 | 86 | cpu_to_le32(new_encode_dev(inode->i_rdev)); |
7a2af766 | 87 | ri->i_addr[extra_size + 2] = 0; |
3d1e3807 JK |
88 | } |
89 | } | |
90 | } | |
91 | ||
9e5ba77f | 92 | static void __recover_inline_status(struct inode *inode, struct page *ipage) |
b3d208f9 | 93 | { |
f2470371 | 94 | void *inline_data = inline_data_addr(inode, ipage); |
9e5ba77f | 95 | __le32 *start = inline_data; |
f2470371 | 96 | __le32 *end = start + MAX_INLINE_DATA(inode) / sizeof(__le32); |
b3d208f9 | 97 | |
9e5ba77f CY |
98 | while (start < end) { |
99 | if (*start++) { | |
fec1d657 | 100 | f2fs_wait_on_page_writeback(ipage, NODE, true); |
b3d208f9 | 101 | |
91942321 JK |
102 | set_inode_flag(inode, FI_DATA_EXIST); |
103 | set_raw_inline(inode, F2FS_INODE(ipage)); | |
9e5ba77f CY |
104 | set_page_dirty(ipage); |
105 | return; | |
106 | } | |
b3d208f9 | 107 | } |
9e5ba77f | 108 | return; |
b3d208f9 JK |
109 | } |
110 | ||
19f99cee JK |
111 | static int do_read_inode(struct inode *inode) |
112 | { | |
4081363f | 113 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); |
19f99cee JK |
114 | struct f2fs_inode_info *fi = F2FS_I(inode); |
115 | struct page *node_page; | |
19f99cee | 116 | struct f2fs_inode *ri; |
5c57132e | 117 | projid_t i_projid; |
19f99cee JK |
118 | |
119 | /* Check if ino is within scope */ | |
064e0823 NJ |
120 | if (check_nid_range(sbi, inode->i_ino)) { |
121 | f2fs_msg(inode->i_sb, KERN_ERR, "bad inode number: %lu", | |
122 | (unsigned long) inode->i_ino); | |
d6b7d4b3 | 123 | WARN_ON(1); |
064e0823 NJ |
124 | return -EINVAL; |
125 | } | |
19f99cee JK |
126 | |
127 | node_page = get_node_page(sbi, inode->i_ino); | |
128 | if (IS_ERR(node_page)) | |
129 | return PTR_ERR(node_page); | |
130 | ||
58bfaf44 | 131 | ri = F2FS_INODE(node_page); |
19f99cee JK |
132 | |
133 | inode->i_mode = le16_to_cpu(ri->i_mode); | |
134 | i_uid_write(inode, le32_to_cpu(ri->i_uid)); | |
135 | i_gid_write(inode, le32_to_cpu(ri->i_gid)); | |
136 | set_nlink(inode, le32_to_cpu(ri->i_links)); | |
137 | inode->i_size = le64_to_cpu(ri->i_size); | |
000519f2 | 138 | inode->i_blocks = SECTOR_FROM_BLOCK(le64_to_cpu(ri->i_blocks) - 1); |
19f99cee JK |
139 | |
140 | inode->i_atime.tv_sec = le64_to_cpu(ri->i_atime); | |
141 | inode->i_ctime.tv_sec = le64_to_cpu(ri->i_ctime); | |
142 | inode->i_mtime.tv_sec = le64_to_cpu(ri->i_mtime); | |
143 | inode->i_atime.tv_nsec = le32_to_cpu(ri->i_atime_nsec); | |
144 | inode->i_ctime.tv_nsec = le32_to_cpu(ri->i_ctime_nsec); | |
145 | inode->i_mtime.tv_nsec = le32_to_cpu(ri->i_mtime_nsec); | |
146 | inode->i_generation = le32_to_cpu(ri->i_generation); | |
147 | ||
148 | fi->i_current_depth = le32_to_cpu(ri->i_current_depth); | |
149 | fi->i_xattr_nid = le32_to_cpu(ri->i_xattr_nid); | |
150 | fi->i_flags = le32_to_cpu(ri->i_flags); | |
151 | fi->flags = 0; | |
19f99cee | 152 | fi->i_advise = ri->i_advise; |
6666e6aa | 153 | fi->i_pino = le32_to_cpu(ri->i_pino); |
38431545 | 154 | fi->i_dir_level = ri->i_dir_level; |
3d1e3807 | 155 | |
ed3d1256 JK |
156 | if (f2fs_init_extent_tree(inode, &ri->i_ext)) |
157 | set_page_dirty(node_page); | |
0c872e2d | 158 | |
91942321 | 159 | get_inline_info(inode, ri); |
3d1e3807 | 160 | |
7a2af766 CY |
161 | fi->i_extra_isize = f2fs_has_extra_attr(inode) ? |
162 | le16_to_cpu(ri->i_extra_isize) : 0; | |
163 | ||
b3d208f9 JK |
164 | /* check data exist */ |
165 | if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode)) | |
9e5ba77f | 166 | __recover_inline_status(inode, node_page); |
b3d208f9 | 167 | |
3d1e3807 JK |
168 | /* get rdev by using inline_info */ |
169 | __get_inode_rdev(inode, ri); | |
170 | ||
3c6c2beb | 171 | if (__written_first_block(ri)) |
91942321 | 172 | set_inode_flag(inode, FI_FIRST_BLOCK_WRITTEN); |
3c6c2beb | 173 | |
26de9b11 JK |
174 | if (!need_inode_block_update(sbi, inode->i_ino)) |
175 | fi->last_disk_size = inode->i_size; | |
176 | ||
5c57132e CY |
177 | if (fi->i_flags & FS_PROJINHERIT_FL) |
178 | set_inode_flag(inode, FI_PROJ_INHERIT); | |
179 | ||
180 | if (f2fs_has_extra_attr(inode) && f2fs_sb_has_project_quota(sbi->sb) && | |
181 | F2FS_FITS_IN_INODE(ri, fi->i_extra_isize, i_projid)) | |
182 | i_projid = (projid_t)le32_to_cpu(ri->i_projid); | |
183 | else | |
184 | i_projid = F2FS_DEF_PROJID; | |
185 | fi->i_projid = make_kprojid(&init_user_ns, i_projid); | |
186 | ||
19f99cee | 187 | f2fs_put_page(node_page, 1); |
9d1015dd | 188 | |
d5e8f6c9 | 189 | stat_inc_inline_xattr(inode); |
9d1015dd JK |
190 | stat_inc_inline_inode(inode); |
191 | stat_inc_inline_dir(inode); | |
192 | ||
9e5ba77f | 193 | return 0; |
19f99cee JK |
194 | } |
195 | ||
196 | struct inode *f2fs_iget(struct super_block *sb, unsigned long ino) | |
197 | { | |
198 | struct f2fs_sb_info *sbi = F2FS_SB(sb); | |
199 | struct inode *inode; | |
a2a4a7e4 | 200 | int ret = 0; |
19f99cee JK |
201 | |
202 | inode = iget_locked(sb, ino); | |
203 | if (!inode) | |
204 | return ERR_PTR(-ENOMEM); | |
a2a4a7e4 NJ |
205 | |
206 | if (!(inode->i_state & I_NEW)) { | |
207 | trace_f2fs_iget(inode); | |
19f99cee | 208 | return inode; |
a2a4a7e4 | 209 | } |
19f99cee JK |
210 | if (ino == F2FS_NODE_INO(sbi) || ino == F2FS_META_INO(sbi)) |
211 | goto make_now; | |
212 | ||
213 | ret = do_read_inode(inode); | |
214 | if (ret) | |
215 | goto bad_inode; | |
19f99cee JK |
216 | make_now: |
217 | if (ino == F2FS_NODE_INO(sbi)) { | |
218 | inode->i_mapping->a_ops = &f2fs_node_aops; | |
219 | mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_ZERO); | |
220 | } else if (ino == F2FS_META_INO(sbi)) { | |
221 | inode->i_mapping->a_ops = &f2fs_meta_aops; | |
222 | mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_ZERO); | |
223 | } else if (S_ISREG(inode->i_mode)) { | |
224 | inode->i_op = &f2fs_file_inode_operations; | |
225 | inode->i_fop = &f2fs_file_operations; | |
226 | inode->i_mapping->a_ops = &f2fs_dblock_aops; | |
227 | } else if (S_ISDIR(inode->i_mode)) { | |
228 | inode->i_op = &f2fs_dir_inode_operations; | |
229 | inode->i_fop = &f2fs_dir_operations; | |
230 | inode->i_mapping->a_ops = &f2fs_dblock_aops; | |
a78186eb | 231 | mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_HIGH_ZERO); |
19f99cee | 232 | } else if (S_ISLNK(inode->i_mode)) { |
cbaf042a JK |
233 | if (f2fs_encrypted_inode(inode)) |
234 | inode->i_op = &f2fs_encrypted_symlink_inode_operations; | |
235 | else | |
236 | inode->i_op = &f2fs_symlink_inode_operations; | |
21fc61c7 | 237 | inode_nohighmem(inode); |
19f99cee JK |
238 | inode->i_mapping->a_ops = &f2fs_dblock_aops; |
239 | } else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) || | |
240 | S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) { | |
241 | inode->i_op = &f2fs_special_inode_operations; | |
242 | init_special_inode(inode, inode->i_mode, inode->i_rdev); | |
243 | } else { | |
244 | ret = -EIO; | |
245 | goto bad_inode; | |
246 | } | |
93607124 | 247 | f2fs_set_inode_flags(inode); |
19f99cee | 248 | unlock_new_inode(inode); |
a2a4a7e4 | 249 | trace_f2fs_iget(inode); |
19f99cee JK |
250 | return inode; |
251 | ||
252 | bad_inode: | |
253 | iget_failed(inode); | |
a2a4a7e4 | 254 | trace_f2fs_iget_exit(inode, ret); |
19f99cee JK |
255 | return ERR_PTR(ret); |
256 | } | |
257 | ||
e8ea9b3d JK |
258 | struct inode *f2fs_iget_retry(struct super_block *sb, unsigned long ino) |
259 | { | |
260 | struct inode *inode; | |
261 | retry: | |
262 | inode = f2fs_iget(sb, ino); | |
263 | if (IS_ERR(inode)) { | |
264 | if (PTR_ERR(inode) == -ENOMEM) { | |
265 | congestion_wait(BLK_RW_ASYNC, HZ/50); | |
266 | goto retry; | |
267 | } | |
268 | } | |
269 | return inode; | |
270 | } | |
271 | ||
12719ae1 | 272 | int update_inode(struct inode *inode, struct page *node_page) |
19f99cee | 273 | { |
19f99cee | 274 | struct f2fs_inode *ri; |
b691d98f | 275 | struct extent_tree *et = F2FS_I(inode)->extent_tree; |
19f99cee | 276 | |
1e7c48fa JK |
277 | f2fs_inode_synced(inode); |
278 | ||
fec1d657 | 279 | f2fs_wait_on_page_writeback(node_page, NODE, true); |
19f99cee | 280 | |
58bfaf44 | 281 | ri = F2FS_INODE(node_page); |
19f99cee JK |
282 | |
283 | ri->i_mode = cpu_to_le16(inode->i_mode); | |
284 | ri->i_advise = F2FS_I(inode)->i_advise; | |
285 | ri->i_uid = cpu_to_le32(i_uid_read(inode)); | |
286 | ri->i_gid = cpu_to_le32(i_gid_read(inode)); | |
287 | ri->i_links = cpu_to_le32(inode->i_nlink); | |
288 | ri->i_size = cpu_to_le64(i_size_read(inode)); | |
000519f2 | 289 | ri->i_blocks = cpu_to_le64(SECTOR_TO_BLOCK(inode->i_blocks) + 1); |
0c872e2d | 290 | |
b691d98f CY |
291 | if (et) { |
292 | read_lock(&et->lock); | |
293 | set_raw_extent(&et->largest, &ri->i_ext); | |
294 | read_unlock(&et->lock); | |
295 | } else { | |
3e72f721 | 296 | memset(&ri->i_ext, 0, sizeof(ri->i_ext)); |
b691d98f | 297 | } |
91942321 | 298 | set_raw_inline(inode, ri); |
19f99cee JK |
299 | |
300 | ri->i_atime = cpu_to_le64(inode->i_atime.tv_sec); | |
301 | ri->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec); | |
302 | ri->i_mtime = cpu_to_le64(inode->i_mtime.tv_sec); | |
303 | ri->i_atime_nsec = cpu_to_le32(inode->i_atime.tv_nsec); | |
304 | ri->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec); | |
305 | ri->i_mtime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec); | |
306 | ri->i_current_depth = cpu_to_le32(F2FS_I(inode)->i_current_depth); | |
307 | ri->i_xattr_nid = cpu_to_le32(F2FS_I(inode)->i_xattr_nid); | |
308 | ri->i_flags = cpu_to_le32(F2FS_I(inode)->i_flags); | |
6666e6aa | 309 | ri->i_pino = cpu_to_le32(F2FS_I(inode)->i_pino); |
19f99cee | 310 | ri->i_generation = cpu_to_le32(inode->i_generation); |
38431545 | 311 | ri->i_dir_level = F2FS_I(inode)->i_dir_level; |
7d79e75f | 312 | |
5c57132e | 313 | if (f2fs_has_extra_attr(inode)) { |
7a2af766 CY |
314 | ri->i_extra_isize = cpu_to_le16(F2FS_I(inode)->i_extra_isize); |
315 | ||
5c57132e CY |
316 | if (f2fs_sb_has_project_quota(F2FS_I_SB(inode)->sb) && |
317 | F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize, | |
318 | i_projid)) { | |
319 | projid_t i_projid; | |
320 | ||
321 | i_projid = from_kprojid(&init_user_ns, | |
322 | F2FS_I(inode)->i_projid); | |
323 | ri->i_projid = cpu_to_le32(i_projid); | |
324 | } | |
325 | } | |
326 | ||
3d1e3807 | 327 | __set_inode_rdev(inode, ri); |
398b1ac5 | 328 | set_cold_node(inode, node_page); |
12719ae1 | 329 | |
2049d4fc JK |
330 | /* deleted inode */ |
331 | if (inode->i_nlink == 0) | |
332 | clear_inline_node(node_page); | |
333 | ||
12719ae1 | 334 | return set_page_dirty(node_page); |
19f99cee JK |
335 | } |
336 | ||
12719ae1 | 337 | int update_inode_page(struct inode *inode) |
19f99cee | 338 | { |
4081363f | 339 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); |
19f99cee | 340 | struct page *node_page; |
12719ae1 | 341 | int ret = 0; |
744602cf | 342 | retry: |
19f99cee | 343 | node_page = get_node_page(sbi, inode->i_ino); |
744602cf JK |
344 | if (IS_ERR(node_page)) { |
345 | int err = PTR_ERR(node_page); | |
346 | if (err == -ENOMEM) { | |
347 | cond_resched(); | |
348 | goto retry; | |
349 | } else if (err != -ENOENT) { | |
38f91ca8 | 350 | f2fs_stop_checkpoint(sbi, false); |
744602cf | 351 | } |
12719ae1 | 352 | return 0; |
744602cf | 353 | } |
12719ae1 | 354 | ret = update_inode(inode, node_page); |
19f99cee | 355 | f2fs_put_page(node_page, 1); |
12719ae1 | 356 | return ret; |
19f99cee JK |
357 | } |
358 | ||
39936837 JK |
359 | int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc) |
360 | { | |
4081363f | 361 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); |
39936837 JK |
362 | |
363 | if (inode->i_ino == F2FS_NODE_INO(sbi) || | |
364 | inode->i_ino == F2FS_META_INO(sbi)) | |
365 | return 0; | |
366 | ||
91942321 | 367 | if (!is_inode_flag_set(inode, FI_DIRTY_INODE)) |
b3783873 JK |
368 | return 0; |
369 | ||
39936837 | 370 | /* |
c5cd29d2 | 371 | * We need to balance fs here to prevent from producing dirty node pages |
39936837 JK |
372 | * during the urgent cleaning time when runing out of free sections. |
373 | */ | |
a7881893 JK |
374 | update_inode_page(inode); |
375 | if (wbc && wbc->nr_to_write) | |
2c4db1a6 | 376 | f2fs_balance_fs(sbi, true); |
744602cf | 377 | return 0; |
39936837 JK |
378 | } |
379 | ||
0a8165d7 | 380 | /* |
19f99cee JK |
381 | * Called at the last iput() if i_nlink is zero |
382 | */ | |
383 | void f2fs_evict_inode(struct inode *inode) | |
384 | { | |
4081363f | 385 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); |
91942321 | 386 | nid_t xnid = F2FS_I(inode)->i_xattr_nid; |
13ec7297 | 387 | int err = 0; |
19f99cee | 388 | |
88b88a66 | 389 | /* some remained atomic pages should discarded */ |
1e84371f | 390 | if (f2fs_is_atomic_file(inode)) |
29b96b54 | 391 | drop_inmem_pages(inode); |
88b88a66 | 392 | |
a2a4a7e4 | 393 | trace_f2fs_evict_inode(inode); |
91b0abe3 | 394 | truncate_inode_pages_final(&inode->i_data); |
19f99cee JK |
395 | |
396 | if (inode->i_ino == F2FS_NODE_INO(sbi) || | |
397 | inode->i_ino == F2FS_META_INO(sbi)) | |
dbf20cb2 | 398 | goto out_clear; |
19f99cee | 399 | |
a7ffdbe2 | 400 | f2fs_bug_on(sbi, get_dirty_pages(inode)); |
c227f912 | 401 | remove_dirty_inode(inode); |
19f99cee | 402 | |
3e72f721 JK |
403 | f2fs_destroy_extent_tree(inode); |
404 | ||
19f99cee JK |
405 | if (inode->i_nlink || is_bad_inode(inode)) |
406 | goto no_delete; | |
407 | ||
0abd675e CY |
408 | dquot_initialize(inode); |
409 | ||
60dcedc9 CY |
410 | remove_ino_entry(sbi, inode->i_ino, APPEND_INO); |
411 | remove_ino_entry(sbi, inode->i_ino, UPDATE_INO); | |
412 | ||
d6212a5f | 413 | sb_start_intwrite(inode->i_sb); |
91942321 | 414 | set_inode_flag(inode, FI_NO_ALLOC); |
19f99cee | 415 | i_size_write(inode, 0); |
4c0c2949 | 416 | retry: |
19f99cee | 417 | if (F2FS_HAS_BLOCKS(inode)) |
9a449e9c | 418 | err = f2fs_truncate(inode); |
19f99cee | 419 | |
8c1b3c0f JK |
420 | #ifdef CONFIG_F2FS_FAULT_INJECTION |
421 | if (time_to_inject(sbi, FAULT_EVICT_INODE)) { | |
422 | f2fs_show_injection_info(FAULT_EVICT_INODE); | |
423 | err = -EIO; | |
424 | } | |
425 | #endif | |
13ec7297 CY |
426 | if (!err) { |
427 | f2fs_lock_op(sbi); | |
428 | err = remove_inode_page(inode); | |
429 | f2fs_unlock_op(sbi); | |
a11b9f65 CY |
430 | if (err == -ENOENT) |
431 | err = 0; | |
13ec7297 | 432 | } |
39936837 | 433 | |
4c0c2949 JK |
434 | /* give more chances, if ENOMEM case */ |
435 | if (err == -ENOMEM) { | |
436 | err = 0; | |
437 | goto retry; | |
438 | } | |
439 | ||
0f18b462 JK |
440 | if (err) |
441 | update_inode_page(inode); | |
0abd675e | 442 | dquot_free_inode(inode); |
d6212a5f | 443 | sb_end_intwrite(inode->i_sb); |
19f99cee | 444 | no_delete: |
0abd675e CY |
445 | dquot_drop(inode); |
446 | ||
d5e8f6c9 | 447 | stat_dec_inline_xattr(inode); |
3289c061 | 448 | stat_dec_inline_dir(inode); |
e7a2bf22 | 449 | stat_dec_inline_inode(inode); |
0bdee482 | 450 | |
4f295443 JK |
451 | /* ino == 0, if f2fs_new_inode() was failed t*/ |
452 | if (inode->i_ino) | |
453 | invalidate_mapping_pages(NODE_MAPPING(sbi), inode->i_ino, | |
454 | inode->i_ino); | |
002a41ca CY |
455 | if (xnid) |
456 | invalidate_mapping_pages(NODE_MAPPING(sbi), xnid, xnid); | |
60dcedc9 CY |
457 | if (inode->i_nlink) { |
458 | if (is_inode_flag_set(inode, FI_APPEND_WRITE)) | |
459 | add_ino_entry(sbi, inode->i_ino, APPEND_INO); | |
460 | if (is_inode_flag_set(inode, FI_UPDATE_WRITE)) | |
461 | add_ino_entry(sbi, inode->i_ino, UPDATE_INO); | |
462 | } | |
91942321 | 463 | if (is_inode_flag_set(inode, FI_FREE_NID)) { |
221149c0 | 464 | alloc_nid_failed(sbi, inode->i_ino); |
91942321 | 465 | clear_inode_flag(inode, FI_FREE_NID); |
d8c4256c JK |
466 | } else { |
467 | f2fs_bug_on(sbi, err && | |
468 | !exist_written_data(sbi, inode->i_ino, ORPHAN_INO)); | |
c9b63bd0 | 469 | } |
dbf20cb2 | 470 | out_clear: |
0b81d077 | 471 | fscrypt_put_encryption_info(inode, NULL); |
dbf20cb2 | 472 | clear_inode(inode); |
19f99cee | 473 | } |
44c16156 JK |
474 | |
475 | /* caller should call f2fs_lock_op() */ | |
476 | void handle_failed_inode(struct inode *inode) | |
477 | { | |
478 | struct f2fs_sb_info *sbi = F2FS_I_SB(inode); | |
221149c0 | 479 | struct node_info ni; |
44c16156 | 480 | |
a11b9f65 CY |
481 | /* |
482 | * clear nlink of inode in order to release resource of inode | |
483 | * immediately. | |
484 | */ | |
485 | clear_nlink(inode); | |
486 | ||
487 | /* | |
488 | * we must call this to avoid inode being remained as dirty, resulting | |
489 | * in a panic when flushing dirty inodes in gdirty_list. | |
490 | */ | |
491 | update_inode_page(inode); | |
9bb02c36 | 492 | f2fs_inode_synced(inode); |
a11b9f65 | 493 | |
221149c0 | 494 | /* don't make bad inode, since it becomes a regular file. */ |
44c16156 JK |
495 | unlock_new_inode(inode); |
496 | ||
13ec7297 | 497 | /* |
13ec7297 CY |
498 | * Note: we should add inode to orphan list before f2fs_unlock_op() |
499 | * so we can prevent losing this orphan when encoutering checkpoint | |
500 | * and following suddenly power-off. | |
501 | */ | |
221149c0 JK |
502 | get_node_info(sbi, inode->i_ino, &ni); |
503 | ||
504 | if (ni.blk_addr != NULL_ADDR) { | |
505 | int err = acquire_orphan_inode(sbi); | |
506 | if (err) { | |
507 | set_sbi_flag(sbi, SBI_NEED_FSCK); | |
508 | f2fs_msg(sbi->sb, KERN_WARNING, | |
509 | "Too many orphan inodes, run fsck to fix."); | |
510 | } else { | |
67c3758d | 511 | add_orphan_inode(inode); |
221149c0 JK |
512 | } |
513 | alloc_nid_done(sbi, inode->i_ino); | |
514 | } else { | |
91942321 | 515 | set_inode_flag(inode, FI_FREE_NID); |
13ec7297 | 516 | } |
44c16156 | 517 | |
44c16156 JK |
518 | f2fs_unlock_op(sbi); |
519 | ||
520 | /* iput will drop the inode object */ | |
521 | iput(inode); | |
522 | } |