1 // SPDX-License-Identifier: GPL-2.0
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
9 #include <linux/f2fs_fs.h>
10 #include <linux/buffer_head.h>
11 #include <linux/backing-dev.h>
12 #include <linux/writeback.h>
19 #include <trace/events/f2fs.h>
21 void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync)
23 if (is_inode_flag_set(inode, FI_NEW_INODE))
26 if (f2fs_inode_dirtied(inode, sync))
29 mark_inode_dirty_sync(inode);
32 void f2fs_set_inode_flags(struct inode *inode)
34 unsigned int flags = F2FS_I(inode)->i_flags;
35 unsigned int new_fl = 0;
37 if (flags & F2FS_SYNC_FL)
39 if (flags & F2FS_APPEND_FL)
41 if (flags & F2FS_IMMUTABLE_FL)
42 new_fl |= S_IMMUTABLE;
43 if (flags & F2FS_NOATIME_FL)
45 if (flags & F2FS_DIRSYNC_FL)
47 if (file_is_encrypt(inode))
48 new_fl |= S_ENCRYPTED;
49 if (file_is_verity(inode))
51 inode_set_flags(inode, new_fl,
52 S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC|
53 S_ENCRYPTED|S_VERITY);
56 static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
58 int extra_size = get_extra_isize(inode);
60 if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
61 S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
62 if (ri->i_addr[extra_size])
63 inode->i_rdev = old_decode_dev(
64 le32_to_cpu(ri->i_addr[extra_size]));
66 inode->i_rdev = new_decode_dev(
67 le32_to_cpu(ri->i_addr[extra_size + 1]));
71 static int __written_first_block(struct f2fs_sb_info *sbi,
72 struct f2fs_inode *ri)
74 block_t addr = le32_to_cpu(ri->i_addr[offset_in_addr(ri)]);
76 if (!__is_valid_data_blkaddr(addr))
78 if (!f2fs_is_valid_blkaddr(sbi, addr, DATA_GENERIC_ENHANCE))
83 static void __set_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
85 int extra_size = get_extra_isize(inode);
87 if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) {
88 if (old_valid_dev(inode->i_rdev)) {
89 ri->i_addr[extra_size] =
90 cpu_to_le32(old_encode_dev(inode->i_rdev));
91 ri->i_addr[extra_size + 1] = 0;
93 ri->i_addr[extra_size] = 0;
94 ri->i_addr[extra_size + 1] =
95 cpu_to_le32(new_encode_dev(inode->i_rdev));
96 ri->i_addr[extra_size + 2] = 0;
101 static void __recover_inline_status(struct inode *inode, struct page *ipage)
103 void *inline_data = inline_data_addr(inode, ipage);
104 __le32 *start = inline_data;
105 __le32 *end = start + MAX_INLINE_DATA(inode) / sizeof(__le32);
107 while (start < end) {
109 f2fs_wait_on_page_writeback(ipage, NODE, true, true);
111 set_inode_flag(inode, FI_DATA_EXIST);
112 set_raw_inline(inode, F2FS_INODE(ipage));
113 set_page_dirty(ipage);
120 static bool f2fs_enable_inode_chksum(struct f2fs_sb_info *sbi, struct page *page)
122 struct f2fs_inode *ri = &F2FS_NODE(page)->i;
124 if (!f2fs_sb_has_inode_chksum(sbi))
127 if (!IS_INODE(page) || !(ri->i_inline & F2FS_EXTRA_ATTR))
130 if (!F2FS_FITS_IN_INODE(ri, le16_to_cpu(ri->i_extra_isize),
137 static __u32 f2fs_inode_chksum(struct f2fs_sb_info *sbi, struct page *page)
139 struct f2fs_node *node = F2FS_NODE(page);
140 struct f2fs_inode *ri = &node->i;
141 __le32 ino = node->footer.ino;
142 __le32 gen = ri->i_generation;
143 __u32 chksum, chksum_seed;
145 unsigned int offset = offsetof(struct f2fs_inode, i_inode_checksum);
146 unsigned int cs_size = sizeof(dummy_cs);
148 chksum = f2fs_chksum(sbi, sbi->s_chksum_seed, (__u8 *)&ino,
150 chksum_seed = f2fs_chksum(sbi, chksum, (__u8 *)&gen, sizeof(gen));
152 chksum = f2fs_chksum(sbi, chksum_seed, (__u8 *)ri, offset);
153 chksum = f2fs_chksum(sbi, chksum, (__u8 *)&dummy_cs, cs_size);
155 chksum = f2fs_chksum(sbi, chksum, (__u8 *)ri + offset,
156 F2FS_BLKSIZE - offset);
160 bool f2fs_inode_chksum_verify(struct f2fs_sb_info *sbi, struct page *page)
162 struct f2fs_inode *ri;
163 __u32 provided, calculated;
165 if (unlikely(is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN)))
168 #ifdef CONFIG_F2FS_CHECK_FS
169 if (!f2fs_enable_inode_chksum(sbi, page))
171 if (!f2fs_enable_inode_chksum(sbi, page) ||
172 PageDirty(page) || PageWriteback(page))
176 ri = &F2FS_NODE(page)->i;
177 provided = le32_to_cpu(ri->i_inode_checksum);
178 calculated = f2fs_inode_chksum(sbi, page);
180 if (provided != calculated)
181 f2fs_warn(sbi, "checksum invalid, nid = %lu, ino_of_node = %x, %x vs. %x",
182 page->index, ino_of_node(page), provided, calculated);
184 return provided == calculated;
187 void f2fs_inode_chksum_set(struct f2fs_sb_info *sbi, struct page *page)
189 struct f2fs_inode *ri = &F2FS_NODE(page)->i;
191 if (!f2fs_enable_inode_chksum(sbi, page))
194 ri->i_inode_checksum = cpu_to_le32(f2fs_inode_chksum(sbi, page));
197 static bool sanity_check_inode(struct inode *inode, struct page *node_page)
199 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
200 struct f2fs_inode_info *fi = F2FS_I(inode);
201 unsigned long long iblocks;
203 iblocks = le64_to_cpu(F2FS_INODE(node_page)->i_blocks);
205 set_sbi_flag(sbi, SBI_NEED_FSCK);
206 f2fs_warn(sbi, "%s: corrupted inode i_blocks i_ino=%lx iblocks=%llu, run fsck to fix.",
207 __func__, inode->i_ino, iblocks);
211 if (ino_of_node(node_page) != nid_of_node(node_page)) {
212 set_sbi_flag(sbi, SBI_NEED_FSCK);
213 f2fs_warn(sbi, "%s: corrupted inode footer i_ino=%lx, ino,nid: [%u, %u] run fsck to fix.",
214 __func__, inode->i_ino,
215 ino_of_node(node_page), nid_of_node(node_page));
219 if (f2fs_sb_has_flexible_inline_xattr(sbi)
220 && !f2fs_has_extra_attr(inode)) {
221 set_sbi_flag(sbi, SBI_NEED_FSCK);
222 f2fs_warn(sbi, "%s: corrupted inode ino=%lx, run fsck to fix.",
223 __func__, inode->i_ino);
227 if (f2fs_has_extra_attr(inode) &&
228 !f2fs_sb_has_extra_attr(sbi)) {
229 set_sbi_flag(sbi, SBI_NEED_FSCK);
230 f2fs_warn(sbi, "%s: inode (ino=%lx) is with extra_attr, but extra_attr feature is off",
231 __func__, inode->i_ino);
235 if (fi->i_extra_isize > F2FS_TOTAL_EXTRA_ATTR_SIZE ||
236 fi->i_extra_isize % sizeof(__le32)) {
237 set_sbi_flag(sbi, SBI_NEED_FSCK);
238 f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_extra_isize: %d, max: %zu",
239 __func__, inode->i_ino, fi->i_extra_isize,
240 F2FS_TOTAL_EXTRA_ATTR_SIZE);
244 if (f2fs_has_extra_attr(inode) &&
245 f2fs_sb_has_flexible_inline_xattr(sbi) &&
246 f2fs_has_inline_xattr(inode) &&
247 (!fi->i_inline_xattr_size ||
248 fi->i_inline_xattr_size > MAX_INLINE_XATTR_SIZE)) {
249 set_sbi_flag(sbi, SBI_NEED_FSCK);
250 f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_inline_xattr_size: %d, max: %zu",
251 __func__, inode->i_ino, fi->i_inline_xattr_size,
252 MAX_INLINE_XATTR_SIZE);
256 if (F2FS_I(inode)->extent_tree) {
257 struct extent_info *ei = &F2FS_I(inode)->extent_tree->largest;
260 (!f2fs_is_valid_blkaddr(sbi, ei->blk,
261 DATA_GENERIC_ENHANCE) ||
262 !f2fs_is_valid_blkaddr(sbi, ei->blk + ei->len - 1,
263 DATA_GENERIC_ENHANCE))) {
264 set_sbi_flag(sbi, SBI_NEED_FSCK);
265 f2fs_warn(sbi, "%s: inode (ino=%lx) extent info [%u, %u, %u] is incorrect, run fsck to fix",
266 __func__, inode->i_ino,
267 ei->blk, ei->fofs, ei->len);
272 if (f2fs_has_inline_data(inode) &&
273 (!S_ISREG(inode->i_mode) && !S_ISLNK(inode->i_mode))) {
274 set_sbi_flag(sbi, SBI_NEED_FSCK);
275 f2fs_warn(sbi, "%s: inode (ino=%lx, mode=%u) should not have inline_data, run fsck to fix",
276 __func__, inode->i_ino, inode->i_mode);
280 if (f2fs_has_inline_dentry(inode) && !S_ISDIR(inode->i_mode)) {
281 set_sbi_flag(sbi, SBI_NEED_FSCK);
282 f2fs_warn(sbi, "%s: inode (ino=%lx, mode=%u) should not have inline_dentry, run fsck to fix",
283 __func__, inode->i_ino, inode->i_mode);
290 static int do_read_inode(struct inode *inode)
292 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
293 struct f2fs_inode_info *fi = F2FS_I(inode);
294 struct page *node_page;
295 struct f2fs_inode *ri;
299 /* Check if ino is within scope */
300 if (f2fs_check_nid_range(sbi, inode->i_ino))
303 node_page = f2fs_get_node_page(sbi, inode->i_ino);
304 if (IS_ERR(node_page))
305 return PTR_ERR(node_page);
307 ri = F2FS_INODE(node_page);
309 inode->i_mode = le16_to_cpu(ri->i_mode);
310 i_uid_write(inode, le32_to_cpu(ri->i_uid));
311 i_gid_write(inode, le32_to_cpu(ri->i_gid));
312 set_nlink(inode, le32_to_cpu(ri->i_links));
313 inode->i_size = le64_to_cpu(ri->i_size);
314 inode->i_blocks = SECTOR_FROM_BLOCK(le64_to_cpu(ri->i_blocks) - 1);
316 inode->i_atime.tv_sec = le64_to_cpu(ri->i_atime);
317 inode->i_ctime.tv_sec = le64_to_cpu(ri->i_ctime);
318 inode->i_mtime.tv_sec = le64_to_cpu(ri->i_mtime);
319 inode->i_atime.tv_nsec = le32_to_cpu(ri->i_atime_nsec);
320 inode->i_ctime.tv_nsec = le32_to_cpu(ri->i_ctime_nsec);
321 inode->i_mtime.tv_nsec = le32_to_cpu(ri->i_mtime_nsec);
322 inode->i_generation = le32_to_cpu(ri->i_generation);
323 if (S_ISDIR(inode->i_mode))
324 fi->i_current_depth = le32_to_cpu(ri->i_current_depth);
325 else if (S_ISREG(inode->i_mode))
326 fi->i_gc_failures[GC_FAILURE_PIN] =
327 le16_to_cpu(ri->i_gc_failures);
328 fi->i_xattr_nid = le32_to_cpu(ri->i_xattr_nid);
329 fi->i_flags = le32_to_cpu(ri->i_flags);
330 if (S_ISREG(inode->i_mode))
331 fi->i_flags &= ~F2FS_PROJINHERIT_FL;
333 fi->i_advise = ri->i_advise;
334 fi->i_pino = le32_to_cpu(ri->i_pino);
335 fi->i_dir_level = ri->i_dir_level;
337 if (f2fs_init_extent_tree(inode, &ri->i_ext))
338 set_page_dirty(node_page);
340 get_inline_info(inode, ri);
342 fi->i_extra_isize = f2fs_has_extra_attr(inode) ?
343 le16_to_cpu(ri->i_extra_isize) : 0;
345 if (f2fs_sb_has_flexible_inline_xattr(sbi)) {
346 fi->i_inline_xattr_size = le16_to_cpu(ri->i_inline_xattr_size);
347 } else if (f2fs_has_inline_xattr(inode) ||
348 f2fs_has_inline_dentry(inode)) {
349 fi->i_inline_xattr_size = DEFAULT_INLINE_XATTR_ADDRS;
353 * Previous inline data or directory always reserved 200 bytes
354 * in inode layout, even if inline_xattr is disabled. In order
355 * to keep inline_dentry's structure for backward compatibility,
356 * we get the space back only from inline_data.
358 fi->i_inline_xattr_size = 0;
361 if (!sanity_check_inode(inode, node_page)) {
362 f2fs_put_page(node_page, 1);
363 return -EFSCORRUPTED;
366 /* check data exist */
367 if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode))
368 __recover_inline_status(inode, node_page);
370 /* try to recover cold bit for non-dir inode */
371 if (!S_ISDIR(inode->i_mode) && !is_cold_node(node_page)) {
372 set_cold_node(node_page, false);
373 set_page_dirty(node_page);
376 /* get rdev by using inline_info */
377 __get_inode_rdev(inode, ri);
379 if (S_ISREG(inode->i_mode)) {
380 err = __written_first_block(sbi, ri);
382 f2fs_put_page(node_page, 1);
386 set_inode_flag(inode, FI_FIRST_BLOCK_WRITTEN);
389 if (!f2fs_need_inode_block_update(sbi, inode->i_ino))
390 fi->last_disk_size = inode->i_size;
392 if (fi->i_flags & F2FS_PROJINHERIT_FL)
393 set_inode_flag(inode, FI_PROJ_INHERIT);
395 if (f2fs_has_extra_attr(inode) && f2fs_sb_has_project_quota(sbi) &&
396 F2FS_FITS_IN_INODE(ri, fi->i_extra_isize, i_projid))
397 i_projid = (projid_t)le32_to_cpu(ri->i_projid);
399 i_projid = F2FS_DEF_PROJID;
400 fi->i_projid = make_kprojid(&init_user_ns, i_projid);
402 if (f2fs_has_extra_attr(inode) && f2fs_sb_has_inode_crtime(sbi) &&
403 F2FS_FITS_IN_INODE(ri, fi->i_extra_isize, i_crtime)) {
404 fi->i_crtime.tv_sec = le64_to_cpu(ri->i_crtime);
405 fi->i_crtime.tv_nsec = le32_to_cpu(ri->i_crtime_nsec);
408 F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
409 F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
410 F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
411 F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
412 f2fs_put_page(node_page, 1);
414 stat_inc_inline_xattr(inode);
415 stat_inc_inline_inode(inode);
416 stat_inc_inline_dir(inode);
421 struct inode *f2fs_iget(struct super_block *sb, unsigned long ino)
423 struct f2fs_sb_info *sbi = F2FS_SB(sb);
427 inode = iget_locked(sb, ino);
429 return ERR_PTR(-ENOMEM);
431 if (!(inode->i_state & I_NEW)) {
432 trace_f2fs_iget(inode);
435 if (ino == F2FS_NODE_INO(sbi) || ino == F2FS_META_INO(sbi))
438 ret = do_read_inode(inode);
442 if (ino == F2FS_NODE_INO(sbi)) {
443 inode->i_mapping->a_ops = &f2fs_node_aops;
444 mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
445 } else if (ino == F2FS_META_INO(sbi)) {
446 inode->i_mapping->a_ops = &f2fs_meta_aops;
447 mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
448 } else if (S_ISREG(inode->i_mode)) {
449 inode->i_op = &f2fs_file_inode_operations;
450 inode->i_fop = &f2fs_file_operations;
451 inode->i_mapping->a_ops = &f2fs_dblock_aops;
452 } else if (S_ISDIR(inode->i_mode)) {
453 inode->i_op = &f2fs_dir_inode_operations;
454 inode->i_fop = &f2fs_dir_operations;
455 inode->i_mapping->a_ops = &f2fs_dblock_aops;
456 inode_nohighmem(inode);
457 } else if (S_ISLNK(inode->i_mode)) {
458 if (file_is_encrypt(inode))
459 inode->i_op = &f2fs_encrypted_symlink_inode_operations;
461 inode->i_op = &f2fs_symlink_inode_operations;
462 inode_nohighmem(inode);
463 inode->i_mapping->a_ops = &f2fs_dblock_aops;
464 } else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
465 S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
466 inode->i_op = &f2fs_special_inode_operations;
467 init_special_inode(inode, inode->i_mode, inode->i_rdev);
472 f2fs_set_inode_flags(inode);
473 unlock_new_inode(inode);
474 trace_f2fs_iget(inode);
478 f2fs_inode_synced(inode);
480 trace_f2fs_iget_exit(inode, ret);
484 struct inode *f2fs_iget_retry(struct super_block *sb, unsigned long ino)
488 inode = f2fs_iget(sb, ino);
490 if (PTR_ERR(inode) == -ENOMEM) {
491 congestion_wait(BLK_RW_ASYNC, HZ/50);
498 void f2fs_update_inode(struct inode *inode, struct page *node_page)
500 struct f2fs_inode *ri;
501 struct extent_tree *et = F2FS_I(inode)->extent_tree;
503 f2fs_wait_on_page_writeback(node_page, NODE, true, true);
504 set_page_dirty(node_page);
506 f2fs_inode_synced(inode);
508 ri = F2FS_INODE(node_page);
510 ri->i_mode = cpu_to_le16(inode->i_mode);
511 ri->i_advise = F2FS_I(inode)->i_advise;
512 ri->i_uid = cpu_to_le32(i_uid_read(inode));
513 ri->i_gid = cpu_to_le32(i_gid_read(inode));
514 ri->i_links = cpu_to_le32(inode->i_nlink);
515 ri->i_size = cpu_to_le64(i_size_read(inode));
516 ri->i_blocks = cpu_to_le64(SECTOR_TO_BLOCK(inode->i_blocks) + 1);
519 read_lock(&et->lock);
520 set_raw_extent(&et->largest, &ri->i_ext);
521 read_unlock(&et->lock);
523 memset(&ri->i_ext, 0, sizeof(ri->i_ext));
525 set_raw_inline(inode, ri);
527 ri->i_atime = cpu_to_le64(inode->i_atime.tv_sec);
528 ri->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec);
529 ri->i_mtime = cpu_to_le64(inode->i_mtime.tv_sec);
530 ri->i_atime_nsec = cpu_to_le32(inode->i_atime.tv_nsec);
531 ri->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec);
532 ri->i_mtime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);
533 if (S_ISDIR(inode->i_mode))
534 ri->i_current_depth =
535 cpu_to_le32(F2FS_I(inode)->i_current_depth);
536 else if (S_ISREG(inode->i_mode))
538 cpu_to_le16(F2FS_I(inode)->i_gc_failures[GC_FAILURE_PIN]);
539 ri->i_xattr_nid = cpu_to_le32(F2FS_I(inode)->i_xattr_nid);
540 ri->i_flags = cpu_to_le32(F2FS_I(inode)->i_flags);
541 ri->i_pino = cpu_to_le32(F2FS_I(inode)->i_pino);
542 ri->i_generation = cpu_to_le32(inode->i_generation);
543 ri->i_dir_level = F2FS_I(inode)->i_dir_level;
545 if (f2fs_has_extra_attr(inode)) {
546 ri->i_extra_isize = cpu_to_le16(F2FS_I(inode)->i_extra_isize);
548 if (f2fs_sb_has_flexible_inline_xattr(F2FS_I_SB(inode)))
549 ri->i_inline_xattr_size =
550 cpu_to_le16(F2FS_I(inode)->i_inline_xattr_size);
552 if (f2fs_sb_has_project_quota(F2FS_I_SB(inode)) &&
553 F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,
557 i_projid = from_kprojid(&init_user_ns,
558 F2FS_I(inode)->i_projid);
559 ri->i_projid = cpu_to_le32(i_projid);
562 if (f2fs_sb_has_inode_crtime(F2FS_I_SB(inode)) &&
563 F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,
566 cpu_to_le64(F2FS_I(inode)->i_crtime.tv_sec);
568 cpu_to_le32(F2FS_I(inode)->i_crtime.tv_nsec);
572 __set_inode_rdev(inode, ri);
575 if (inode->i_nlink == 0)
576 clear_inline_node(node_page);
578 F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
579 F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
580 F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
581 F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
583 #ifdef CONFIG_F2FS_CHECK_FS
584 f2fs_inode_chksum_set(F2FS_I_SB(inode), node_page);
588 void f2fs_update_inode_page(struct inode *inode)
590 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
591 struct page *node_page;
593 node_page = f2fs_get_node_page(sbi, inode->i_ino);
594 if (IS_ERR(node_page)) {
595 int err = PTR_ERR(node_page);
596 if (err == -ENOMEM) {
599 } else if (err != -ENOENT) {
600 f2fs_stop_checkpoint(sbi, false);
604 f2fs_update_inode(inode, node_page);
605 f2fs_put_page(node_page, 1);
608 int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)
610 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
612 if (inode->i_ino == F2FS_NODE_INO(sbi) ||
613 inode->i_ino == F2FS_META_INO(sbi))
616 if (!is_inode_flag_set(inode, FI_DIRTY_INODE))
619 if (f2fs_is_checkpoint_ready(sbi))
623 * We need to balance fs here to prevent from producing dirty node pages
624 * during the urgent cleaning time when runing out of free sections.
626 f2fs_update_inode_page(inode);
627 if (wbc && wbc->nr_to_write)
628 f2fs_balance_fs(sbi, true);
633 * Called at the last iput() if i_nlink is zero
635 void f2fs_evict_inode(struct inode *inode)
637 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
638 nid_t xnid = F2FS_I(inode)->i_xattr_nid;
641 /* some remained atomic pages should discarded */
642 if (f2fs_is_atomic_file(inode))
643 f2fs_drop_inmem_pages(inode);
645 trace_f2fs_evict_inode(inode);
646 truncate_inode_pages_final(&inode->i_data);
648 if (inode->i_ino == F2FS_NODE_INO(sbi) ||
649 inode->i_ino == F2FS_META_INO(sbi))
652 f2fs_bug_on(sbi, get_dirty_pages(inode));
653 f2fs_remove_dirty_inode(inode);
655 f2fs_destroy_extent_tree(inode);
657 if (inode->i_nlink || is_bad_inode(inode))
660 err = dquot_initialize(inode);
663 set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
666 f2fs_remove_ino_entry(sbi, inode->i_ino, APPEND_INO);
667 f2fs_remove_ino_entry(sbi, inode->i_ino, UPDATE_INO);
668 f2fs_remove_ino_entry(sbi, inode->i_ino, FLUSH_INO);
670 sb_start_intwrite(inode->i_sb);
671 set_inode_flag(inode, FI_NO_ALLOC);
672 i_size_write(inode, 0);
674 if (F2FS_HAS_BLOCKS(inode))
675 err = f2fs_truncate(inode);
677 if (time_to_inject(sbi, FAULT_EVICT_INODE)) {
678 f2fs_show_injection_info(FAULT_EVICT_INODE);
684 err = f2fs_remove_inode_page(inode);
690 /* give more chances, if ENOMEM case */
691 if (err == -ENOMEM) {
697 f2fs_update_inode_page(inode);
698 set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
700 sb_end_intwrite(inode->i_sb);
704 stat_dec_inline_xattr(inode);
705 stat_dec_inline_dir(inode);
706 stat_dec_inline_inode(inode);
708 if (likely(!is_set_ckpt_flags(sbi, CP_ERROR_FLAG) &&
709 !is_sbi_flag_set(sbi, SBI_CP_DISABLED)))
710 f2fs_bug_on(sbi, is_inode_flag_set(inode, FI_DIRTY_INODE));
712 f2fs_inode_synced(inode);
714 /* ino == 0, if f2fs_new_inode() was failed t*/
716 invalidate_mapping_pages(NODE_MAPPING(sbi), inode->i_ino,
719 invalidate_mapping_pages(NODE_MAPPING(sbi), xnid, xnid);
720 if (inode->i_nlink) {
721 if (is_inode_flag_set(inode, FI_APPEND_WRITE))
722 f2fs_add_ino_entry(sbi, inode->i_ino, APPEND_INO);
723 if (is_inode_flag_set(inode, FI_UPDATE_WRITE))
724 f2fs_add_ino_entry(sbi, inode->i_ino, UPDATE_INO);
726 if (is_inode_flag_set(inode, FI_FREE_NID)) {
727 f2fs_alloc_nid_failed(sbi, inode->i_ino);
728 clear_inode_flag(inode, FI_FREE_NID);
731 * If xattr nid is corrupted, we can reach out error condition,
732 * err & !f2fs_exist_written_data(sbi, inode->i_ino, ORPHAN_INO)).
733 * In that case, f2fs_check_nid_range() is enough to give a clue.
737 fscrypt_put_encryption_info(inode);
738 fsverity_cleanup_inode(inode);
742 /* caller should call f2fs_lock_op() */
743 void f2fs_handle_failed_inode(struct inode *inode)
745 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
750 * clear nlink of inode in order to release resource of inode
756 * we must call this to avoid inode being remained as dirty, resulting
757 * in a panic when flushing dirty inodes in gdirty_list.
759 f2fs_update_inode_page(inode);
760 f2fs_inode_synced(inode);
762 /* don't make bad inode, since it becomes a regular file. */
763 unlock_new_inode(inode);
766 * Note: we should add inode to orphan list before f2fs_unlock_op()
767 * so we can prevent losing this orphan when encoutering checkpoint
768 * and following suddenly power-off.
770 err = f2fs_get_node_info(sbi, inode->i_ino, &ni);
772 set_sbi_flag(sbi, SBI_NEED_FSCK);
773 f2fs_warn(sbi, "May loss orphan inode, run fsck to fix.");
777 if (ni.blk_addr != NULL_ADDR) {
778 err = f2fs_acquire_orphan_inode(sbi);
780 set_sbi_flag(sbi, SBI_NEED_FSCK);
781 f2fs_warn(sbi, "Too many orphan inodes, run fsck to fix.");
783 f2fs_add_orphan_inode(inode);
785 f2fs_alloc_nid_done(sbi, inode->i_ino);
787 set_inode_flag(inode, FI_FREE_NID);
793 /* iput will drop the inode object */