Commit | Line | Data |
---|---|---|
0a8165d7 | 1 | /* |
d624c96f JK |
2 | * fs/f2fs/recovery.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 "f2fs.h" | |
14 | #include "node.h" | |
15 | #include "segment.h" | |
16 | ||
17 | static struct kmem_cache *fsync_entry_slab; | |
18 | ||
19 | bool space_for_roll_forward(struct f2fs_sb_info *sbi) | |
20 | { | |
21 | if (sbi->last_valid_block_count + sbi->alloc_valid_block_count | |
22 | > sbi->user_block_count) | |
23 | return false; | |
24 | return true; | |
25 | } | |
26 | ||
27 | static struct fsync_inode_entry *get_fsync_inode(struct list_head *head, | |
28 | nid_t ino) | |
29 | { | |
d624c96f JK |
30 | struct fsync_inode_entry *entry; |
31 | ||
2d7b822a | 32 | list_for_each_entry(entry, head, list) |
d624c96f JK |
33 | if (entry->inode->i_ino == ino) |
34 | return entry; | |
2d7b822a | 35 | |
d624c96f JK |
36 | return NULL; |
37 | } | |
38 | ||
39 | static int recover_dentry(struct page *ipage, struct inode *inode) | |
40 | { | |
58bfaf44 | 41 | struct f2fs_inode *raw_inode = F2FS_INODE(ipage); |
74d0b917 | 42 | nid_t pino = le32_to_cpu(raw_inode->i_pino); |
6b8213d9 | 43 | struct f2fs_dir_entry *de; |
b7f7a5e0 | 44 | struct qstr name; |
d624c96f | 45 | struct page *page; |
6b8213d9 | 46 | struct inode *dir, *einode; |
d624c96f JK |
47 | int err = 0; |
48 | ||
ed57c27f JK |
49 | dir = f2fs_iget(inode->i_sb, pino); |
50 | if (IS_ERR(dir)) { | |
51 | err = PTR_ERR(dir); | |
52 | goto out; | |
53 | } | |
54 | ||
b7f7a5e0 AV |
55 | name.len = le32_to_cpu(raw_inode->i_namelen); |
56 | name.name = raw_inode->i_name; | |
d96b1431 CY |
57 | |
58 | if (unlikely(name.len > F2FS_NAME_LEN)) { | |
59 | WARN_ON(1); | |
60 | err = -ENAMETOOLONG; | |
86928f98 | 61 | goto out_err; |
d96b1431 | 62 | } |
6b8213d9 JK |
63 | retry: |
64 | de = f2fs_find_entry(dir, &name, &page); | |
695facc0 JK |
65 | if (de && inode->i_ino == le32_to_cpu(de->ino)) { |
66 | clear_inode_flag(F2FS_I(inode), FI_INC_LINK); | |
2e5558f4 | 67 | goto out_unmap_put; |
695facc0 | 68 | } |
6b8213d9 JK |
69 | if (de) { |
70 | einode = f2fs_iget(inode->i_sb, le32_to_cpu(de->ino)); | |
71 | if (IS_ERR(einode)) { | |
72 | WARN_ON(1); | |
5c1f9927 CY |
73 | err = PTR_ERR(einode); |
74 | if (err == -ENOENT) | |
6b8213d9 | 75 | err = -EEXIST; |
2e5558f4 RK |
76 | goto out_unmap_put; |
77 | } | |
4081363f | 78 | err = acquire_orphan_inode(F2FS_I_SB(inode)); |
2e5558f4 RK |
79 | if (err) { |
80 | iput(einode); | |
81 | goto out_unmap_put; | |
6b8213d9 JK |
82 | } |
83 | f2fs_delete_entry(de, page, einode); | |
84 | iput(einode); | |
85 | goto retry; | |
d624c96f | 86 | } |
6b8213d9 | 87 | err = __f2fs_add_link(dir, &name, inode); |
86928f98 JK |
88 | if (err) |
89 | goto out_err; | |
90 | ||
91 | if (is_inode_flag_set(F2FS_I(dir), FI_DELAY_IPUT)) { | |
92 | iput(dir); | |
93 | } else { | |
94 | add_dirty_dir_inode(dir); | |
95 | set_inode_flag(F2FS_I(dir), FI_DELAY_IPUT); | |
96 | } | |
97 | ||
2e5558f4 RK |
98 | goto out; |
99 | ||
100 | out_unmap_put: | |
101 | kunmap(page); | |
102 | f2fs_put_page(page, 0); | |
86928f98 JK |
103 | out_err: |
104 | iput(dir); | |
d624c96f | 105 | out: |
6c311ec6 CF |
106 | f2fs_msg(inode->i_sb, KERN_NOTICE, |
107 | "%s: ino = %x, name = %s, dir = %lx, err = %d", | |
108 | __func__, ino_of_node(ipage), raw_inode->i_name, | |
f28c06fa | 109 | IS_ERR(dir) ? 0 : dir->i_ino, err); |
d624c96f JK |
110 | return err; |
111 | } | |
112 | ||
113 | static int recover_inode(struct inode *inode, struct page *node_page) | |
114 | { | |
58bfaf44 | 115 | struct f2fs_inode *raw_inode = F2FS_INODE(node_page); |
d624c96f | 116 | |
f356fe0c JK |
117 | if (!IS_INODE(node_page)) |
118 | return 0; | |
119 | ||
25ca923b | 120 | inode->i_mode = le16_to_cpu(raw_inode->i_mode); |
d624c96f JK |
121 | i_size_write(inode, le64_to_cpu(raw_inode->i_size)); |
122 | inode->i_atime.tv_sec = le64_to_cpu(raw_inode->i_mtime); | |
123 | inode->i_ctime.tv_sec = le64_to_cpu(raw_inode->i_ctime); | |
124 | inode->i_mtime.tv_sec = le64_to_cpu(raw_inode->i_mtime); | |
125 | inode->i_atime.tv_nsec = le32_to_cpu(raw_inode->i_mtime_nsec); | |
126 | inode->i_ctime.tv_nsec = le32_to_cpu(raw_inode->i_ctime_nsec); | |
127 | inode->i_mtime.tv_nsec = le32_to_cpu(raw_inode->i_mtime_nsec); | |
128 | ||
f356fe0c JK |
129 | if (is_dent_dnode(node_page)) |
130 | return recover_dentry(node_page, inode); | |
131 | ||
132 | f2fs_msg(inode->i_sb, KERN_NOTICE, "recover_inode: ino = %x, name = %s", | |
133 | ino_of_node(node_page), raw_inode->i_name); | |
134 | return 0; | |
d624c96f JK |
135 | } |
136 | ||
137 | static int find_fsync_dnodes(struct f2fs_sb_info *sbi, struct list_head *head) | |
138 | { | |
d71b5564 | 139 | unsigned long long cp_ver = cur_cp_version(F2FS_CKPT(sbi)); |
d624c96f | 140 | struct curseg_info *curseg; |
4c521f49 | 141 | struct page *page = NULL; |
d624c96f JK |
142 | block_t blkaddr; |
143 | int err = 0; | |
144 | ||
145 | /* get node pages in the current segment */ | |
146 | curseg = CURSEG_I(sbi, CURSEG_WARM_NODE); | |
695fd1ed | 147 | blkaddr = NEXT_FREE_BLKADDR(sbi, curseg); |
d624c96f | 148 | |
d624c96f JK |
149 | while (1) { |
150 | struct fsync_inode_entry *entry; | |
151 | ||
4c521f49 JK |
152 | if (blkaddr < SM_I(sbi)->main_blkaddr || |
153 | blkaddr >= (SM_I(sbi)->seg0_blkaddr + TOTAL_BLKS(sbi))) | |
154 | return 0; | |
d624c96f | 155 | |
4c521f49 | 156 | page = get_meta_page_ra(sbi, blkaddr); |
393ff91f | 157 | |
6ead1142 | 158 | if (cp_ver != cpver_of_node(page)) |
f356fe0c | 159 | break; |
d624c96f JK |
160 | |
161 | if (!is_fsync_dnode(page)) | |
162 | goto next; | |
163 | ||
164 | entry = get_fsync_inode(head, ino_of_node(page)); | |
165 | if (entry) { | |
d624c96f JK |
166 | if (IS_INODE(page) && is_dent_dnode(page)) |
167 | set_inode_flag(F2FS_I(entry->inode), | |
168 | FI_INC_LINK); | |
169 | } else { | |
170 | if (IS_INODE(page) && is_dent_dnode(page)) { | |
6ead1142 JK |
171 | err = recover_inode_page(sbi, page); |
172 | if (err) | |
f356fe0c | 173 | break; |
d624c96f JK |
174 | } |
175 | ||
176 | /* add this fsync inode to the list */ | |
177 | entry = kmem_cache_alloc(fsync_entry_slab, GFP_NOFS); | |
178 | if (!entry) { | |
179 | err = -ENOMEM; | |
f356fe0c | 180 | break; |
d624c96f JK |
181 | } |
182 | ||
d624c96f JK |
183 | entry->inode = f2fs_iget(sbi->sb, ino_of_node(page)); |
184 | if (IS_ERR(entry->inode)) { | |
185 | err = PTR_ERR(entry->inode); | |
fd8bb65f | 186 | kmem_cache_free(fsync_entry_slab, entry); |
f356fe0c | 187 | break; |
d624c96f | 188 | } |
fd8bb65f | 189 | list_add_tail(&entry->list, head); |
d624c96f | 190 | } |
addbe45b JK |
191 | entry->blkaddr = blkaddr; |
192 | ||
f356fe0c JK |
193 | err = recover_inode(entry->inode, page); |
194 | if (err && err != -ENOENT) | |
195 | break; | |
d624c96f JK |
196 | next: |
197 | /* check next segment */ | |
198 | blkaddr = next_blkaddr_of_node(page); | |
4c521f49 | 199 | f2fs_put_page(page, 1); |
d624c96f | 200 | } |
4c521f49 | 201 | f2fs_put_page(page, 1); |
d624c96f JK |
202 | return err; |
203 | } | |
204 | ||
5ebefc5b | 205 | static void destroy_fsync_dnodes(struct list_head *head) |
d624c96f | 206 | { |
d8b79b2f DC |
207 | struct fsync_inode_entry *entry, *tmp; |
208 | ||
209 | list_for_each_entry_safe(entry, tmp, head, list) { | |
d624c96f JK |
210 | iput(entry->inode); |
211 | list_del(&entry->list); | |
212 | kmem_cache_free(fsync_entry_slab, entry); | |
213 | } | |
214 | } | |
215 | ||
39cf72cf | 216 | static int check_index_in_prev_nodes(struct f2fs_sb_info *sbi, |
b292dcab | 217 | block_t blkaddr, struct dnode_of_data *dn) |
d624c96f JK |
218 | { |
219 | struct seg_entry *sentry; | |
220 | unsigned int segno = GET_SEGNO(sbi, blkaddr); | |
491c0854 | 221 | unsigned short blkoff = GET_BLKOFF_FROM_SEG0(sbi, blkaddr); |
f6517cfc | 222 | struct f2fs_summary_block *sum_node; |
d624c96f | 223 | struct f2fs_summary sum; |
f6517cfc | 224 | struct page *sum_page, *node_page; |
b292dcab | 225 | nid_t ino, nid; |
d624c96f | 226 | struct inode *inode; |
de93653f | 227 | unsigned int offset; |
d624c96f JK |
228 | block_t bidx; |
229 | int i; | |
230 | ||
231 | sentry = get_seg_entry(sbi, segno); | |
232 | if (!f2fs_test_bit(blkoff, sentry->cur_valid_map)) | |
39cf72cf | 233 | return 0; |
d624c96f JK |
234 | |
235 | /* Get the previous summary */ | |
236 | for (i = CURSEG_WARM_DATA; i <= CURSEG_COLD_DATA; i++) { | |
237 | struct curseg_info *curseg = CURSEG_I(sbi, i); | |
238 | if (curseg->segno == segno) { | |
239 | sum = curseg->sum_blk->entries[blkoff]; | |
f6517cfc | 240 | goto got_it; |
d624c96f JK |
241 | } |
242 | } | |
d624c96f | 243 | |
f6517cfc JK |
244 | sum_page = get_sum_page(sbi, segno); |
245 | sum_node = (struct f2fs_summary_block *)page_address(sum_page); | |
246 | sum = sum_node->entries[blkoff]; | |
247 | f2fs_put_page(sum_page, 1); | |
248 | got_it: | |
b292dcab JK |
249 | /* Use the locked dnode page and inode */ |
250 | nid = le32_to_cpu(sum.nid); | |
251 | if (dn->inode->i_ino == nid) { | |
252 | struct dnode_of_data tdn = *dn; | |
253 | tdn.nid = nid; | |
254 | tdn.node_page = dn->inode_page; | |
060dd67b | 255 | tdn.ofs_in_node = le16_to_cpu(sum.ofs_in_node); |
b292dcab | 256 | truncate_data_blocks_range(&tdn, 1); |
39cf72cf | 257 | return 0; |
b292dcab JK |
258 | } else if (dn->nid == nid) { |
259 | struct dnode_of_data tdn = *dn; | |
060dd67b | 260 | tdn.ofs_in_node = le16_to_cpu(sum.ofs_in_node); |
b292dcab | 261 | truncate_data_blocks_range(&tdn, 1); |
39cf72cf | 262 | return 0; |
b292dcab JK |
263 | } |
264 | ||
d624c96f | 265 | /* Get the node page */ |
b292dcab | 266 | node_page = get_node_page(sbi, nid); |
39cf72cf JK |
267 | if (IS_ERR(node_page)) |
268 | return PTR_ERR(node_page); | |
de93653f JK |
269 | |
270 | offset = ofs_of_node(node_page); | |
d624c96f JK |
271 | ino = ino_of_node(node_page); |
272 | f2fs_put_page(node_page, 1); | |
273 | ||
60979115 JK |
274 | if (ino != dn->inode->i_ino) { |
275 | /* Deallocate previous index in the node page */ | |
276 | inode = f2fs_iget(sbi->sb, ino); | |
277 | if (IS_ERR(inode)) | |
278 | return PTR_ERR(inode); | |
279 | } else { | |
280 | inode = dn->inode; | |
281 | } | |
06025f4d | 282 | |
de93653f | 283 | bidx = start_bidx_of_node(offset, F2FS_I(inode)) + |
60979115 | 284 | le16_to_cpu(sum.ofs_in_node); |
de93653f | 285 | |
60979115 JK |
286 | if (ino != dn->inode->i_ino) { |
287 | truncate_hole(inode, bidx, bidx + 1); | |
288 | iput(inode); | |
289 | } else { | |
290 | struct dnode_of_data tdn; | |
291 | set_new_dnode(&tdn, inode, dn->inode_page, NULL, 0); | |
292 | if (get_dnode_of_data(&tdn, bidx, LOOKUP_NODE)) | |
293 | return 0; | |
294 | if (tdn.data_blkaddr != NULL_ADDR) | |
295 | truncate_data_blocks_range(&tdn, 1); | |
296 | f2fs_put_page(tdn.node_page, 1); | |
297 | } | |
39cf72cf | 298 | return 0; |
d624c96f JK |
299 | } |
300 | ||
6ead1142 | 301 | static int do_recover_data(struct f2fs_sb_info *sbi, struct inode *inode, |
d624c96f JK |
302 | struct page *page, block_t blkaddr) |
303 | { | |
de93653f | 304 | struct f2fs_inode_info *fi = F2FS_I(inode); |
d624c96f JK |
305 | unsigned int start, end; |
306 | struct dnode_of_data dn; | |
307 | struct f2fs_summary sum; | |
308 | struct node_info ni; | |
f356fe0c | 309 | int err = 0, recovered = 0; |
d624c96f | 310 | |
1c35a90e JK |
311 | /* step 1: recover xattr */ |
312 | if (IS_INODE(page)) { | |
313 | recover_inline_xattr(inode, page); | |
314 | } else if (f2fs_has_xattr_block(ofs_of_node(page))) { | |
315 | recover_xattr_data(inode, page, blkaddr); | |
1e1bb4ba | 316 | goto out; |
1c35a90e | 317 | } |
1e1bb4ba | 318 | |
1c35a90e JK |
319 | /* step 2: recover inline data */ |
320 | if (recover_inline_data(inode, page)) | |
abb2366c JK |
321 | goto out; |
322 | ||
1c35a90e | 323 | /* step 3: recover data indices */ |
de93653f | 324 | start = start_bidx_of_node(ofs_of_node(page), fi); |
6403eb1f | 325 | end = start + ADDRS_PER_PAGE(page, fi); |
d624c96f | 326 | |
e479556b | 327 | f2fs_lock_op(sbi); |
1e1bb4ba | 328 | |
d624c96f | 329 | set_new_dnode(&dn, inode, NULL, NULL, 0); |
39936837 | 330 | |
6ead1142 | 331 | err = get_dnode_of_data(&dn, start, ALLOC_NODE); |
39936837 | 332 | if (err) { |
e479556b | 333 | f2fs_unlock_op(sbi); |
1e1bb4ba | 334 | goto out; |
39936837 | 335 | } |
d624c96f | 336 | |
3cb5ad15 | 337 | f2fs_wait_on_page_writeback(dn.node_page, NODE); |
d624c96f JK |
338 | |
339 | get_node_info(sbi, dn.nid, &ni); | |
9850cf4a JK |
340 | f2fs_bug_on(sbi, ni.ino != ino_of_node(page)); |
341 | f2fs_bug_on(sbi, ofs_of_node(dn.node_page) != ofs_of_node(page)); | |
d624c96f JK |
342 | |
343 | for (; start < end; start++) { | |
344 | block_t src, dest; | |
345 | ||
346 | src = datablock_addr(dn.node_page, dn.ofs_in_node); | |
347 | dest = datablock_addr(page, dn.ofs_in_node); | |
348 | ||
349 | if (src != dest && dest != NEW_ADDR && dest != NULL_ADDR) { | |
350 | if (src == NULL_ADDR) { | |
5d56b671 | 351 | err = reserve_new_block(&dn); |
d624c96f | 352 | /* We should not get -ENOSPC */ |
9850cf4a | 353 | f2fs_bug_on(sbi, err); |
d624c96f JK |
354 | } |
355 | ||
356 | /* Check the previous node page having this index */ | |
39cf72cf JK |
357 | err = check_index_in_prev_nodes(sbi, dest, &dn); |
358 | if (err) | |
359 | goto err; | |
d624c96f JK |
360 | |
361 | set_summary(&sum, dn.nid, dn.ofs_in_node, ni.version); | |
362 | ||
363 | /* write dummy data page */ | |
364 | recover_data_page(sbi, NULL, &sum, src, dest); | |
365 | update_extent_cache(dest, &dn); | |
f356fe0c | 366 | recovered++; |
d624c96f JK |
367 | } |
368 | dn.ofs_in_node++; | |
369 | } | |
370 | ||
371 | /* write node page in place */ | |
372 | set_summary(&sum, dn.nid, 0, 0); | |
373 | if (IS_INODE(dn.node_page)) | |
374 | sync_inode_page(&dn); | |
375 | ||
376 | copy_node_footer(dn.node_page, page); | |
377 | fill_node_footer(dn.node_page, dn.nid, ni.ino, | |
378 | ofs_of_node(page), false); | |
379 | set_page_dirty(dn.node_page); | |
39cf72cf | 380 | err: |
d624c96f | 381 | f2fs_put_dnode(&dn); |
e479556b | 382 | f2fs_unlock_op(sbi); |
1e1bb4ba | 383 | out: |
6c311ec6 CF |
384 | f2fs_msg(sbi->sb, KERN_NOTICE, |
385 | "recover_data: ino = %lx, recovered = %d blocks, err = %d", | |
386 | inode->i_ino, recovered, err); | |
39cf72cf | 387 | return err; |
d624c96f JK |
388 | } |
389 | ||
6ead1142 | 390 | static int recover_data(struct f2fs_sb_info *sbi, |
d624c96f JK |
391 | struct list_head *head, int type) |
392 | { | |
d71b5564 | 393 | unsigned long long cp_ver = cur_cp_version(F2FS_CKPT(sbi)); |
d624c96f | 394 | struct curseg_info *curseg; |
4c521f49 | 395 | struct page *page = NULL; |
6ead1142 | 396 | int err = 0; |
d624c96f JK |
397 | block_t blkaddr; |
398 | ||
399 | /* get node pages in the current segment */ | |
400 | curseg = CURSEG_I(sbi, type); | |
401 | blkaddr = NEXT_FREE_BLKADDR(sbi, curseg); | |
402 | ||
d624c96f JK |
403 | while (1) { |
404 | struct fsync_inode_entry *entry; | |
405 | ||
4c521f49 JK |
406 | if (blkaddr < SM_I(sbi)->main_blkaddr || |
407 | blkaddr >= (SM_I(sbi)->seg0_blkaddr + TOTAL_BLKS(sbi))) | |
408 | break; | |
d624c96f | 409 | |
4c521f49 | 410 | page = get_meta_page_ra(sbi, blkaddr); |
393ff91f | 411 | |
4c521f49 JK |
412 | if (cp_ver != cpver_of_node(page)) { |
413 | f2fs_put_page(page, 1); | |
45856aff | 414 | break; |
4c521f49 | 415 | } |
d624c96f JK |
416 | |
417 | entry = get_fsync_inode(head, ino_of_node(page)); | |
418 | if (!entry) | |
419 | goto next; | |
420 | ||
6ead1142 | 421 | err = do_recover_data(sbi, entry->inode, page, blkaddr); |
4c521f49 JK |
422 | if (err) { |
423 | f2fs_put_page(page, 1); | |
45856aff | 424 | break; |
4c521f49 | 425 | } |
d624c96f JK |
426 | |
427 | if (entry->blkaddr == blkaddr) { | |
428 | iput(entry->inode); | |
429 | list_del(&entry->list); | |
430 | kmem_cache_free(fsync_entry_slab, entry); | |
431 | } | |
432 | next: | |
433 | /* check next segment */ | |
434 | blkaddr = next_blkaddr_of_node(page); | |
4c521f49 | 435 | f2fs_put_page(page, 1); |
d624c96f | 436 | } |
6ead1142 JK |
437 | if (!err) |
438 | allocate_new_segments(sbi); | |
439 | return err; | |
d624c96f JK |
440 | } |
441 | ||
6ead1142 | 442 | int recover_fsync_data(struct f2fs_sb_info *sbi) |
d624c96f | 443 | { |
cf2271e7 | 444 | struct curseg_info *curseg = CURSEG_I(sbi, CURSEG_WARM_NODE); |
d624c96f | 445 | struct list_head inode_list; |
cf2271e7 | 446 | block_t blkaddr; |
6ead1142 | 447 | int err; |
aabe5136 | 448 | bool need_writecp = false; |
d624c96f JK |
449 | |
450 | fsync_entry_slab = f2fs_kmem_cache_create("f2fs_fsync_inode_entry", | |
e8512d2e | 451 | sizeof(struct fsync_inode_entry)); |
6bacf52f | 452 | if (!fsync_entry_slab) |
6ead1142 | 453 | return -ENOMEM; |
d624c96f JK |
454 | |
455 | INIT_LIST_HEAD(&inode_list); | |
456 | ||
457 | /* step #1: find fsynced inode numbers */ | |
aabe5136 | 458 | sbi->por_doing = true; |
cf2271e7 | 459 | |
14f4e690 JK |
460 | /* prevent checkpoint */ |
461 | mutex_lock(&sbi->cp_mutex); | |
462 | ||
cf2271e7 JK |
463 | blkaddr = NEXT_FREE_BLKADDR(sbi, curseg); |
464 | ||
6ead1142 JK |
465 | err = find_fsync_dnodes(sbi, &inode_list); |
466 | if (err) | |
d624c96f JK |
467 | goto out; |
468 | ||
469 | if (list_empty(&inode_list)) | |
470 | goto out; | |
471 | ||
aabe5136 | 472 | need_writecp = true; |
691c6fd2 | 473 | |
d624c96f | 474 | /* step #2: recover data */ |
6ead1142 | 475 | err = recover_data(sbi, &inode_list, CURSEG_WARM_NODE); |
b307384e | 476 | if (!err) |
9850cf4a | 477 | f2fs_bug_on(sbi, !list_empty(&inode_list)); |
d624c96f | 478 | out: |
5ebefc5b | 479 | destroy_fsync_dnodes(&inode_list); |
d624c96f | 480 | kmem_cache_destroy(fsync_entry_slab); |
cf2271e7 | 481 | |
4c521f49 JK |
482 | /* truncate meta pages to be used by the recovery */ |
483 | truncate_inode_pages_range(META_MAPPING(sbi), | |
484 | SM_I(sbi)->main_blkaddr << PAGE_CACHE_SHIFT, -1); | |
485 | ||
cf2271e7 JK |
486 | if (err) { |
487 | truncate_inode_pages_final(NODE_MAPPING(sbi)); | |
488 | truncate_inode_pages_final(META_MAPPING(sbi)); | |
489 | } | |
490 | ||
aabe5136 | 491 | sbi->por_doing = false; |
cf2271e7 JK |
492 | if (err) { |
493 | discard_next_dnode(sbi, blkaddr); | |
494 | ||
495 | /* Flush all the NAT/SIT pages */ | |
496 | while (get_pages(sbi, F2FS_DIRTY_META)) | |
497 | sync_meta_pages(sbi, META, LONG_MAX); | |
14f4e690 JK |
498 | set_ckpt_flags(sbi->ckpt, CP_ERROR_FLAG); |
499 | mutex_unlock(&sbi->cp_mutex); | |
cf2271e7 | 500 | } else if (need_writecp) { |
14f4e690 | 501 | mutex_unlock(&sbi->cp_mutex); |
2c2c149f | 502 | write_checkpoint(sbi, false); |
14f4e690 JK |
503 | } else { |
504 | mutex_unlock(&sbi->cp_mutex); | |
cf2271e7 | 505 | } |
6ead1142 | 506 | return err; |
d624c96f | 507 | } |