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 #ifdef CONFIG_F2FS_FS_COMPRESSION
22 extern const struct address_space_operations f2fs_compress_aops;
25 void f2fs_mark_inode_dirty_sync(struct inode *inode, bool sync)
27 if (is_inode_flag_set(inode, FI_NEW_INODE))
30 if (f2fs_inode_dirtied(inode, sync))
33 mark_inode_dirty_sync(inode);
36 void f2fs_set_inode_flags(struct inode *inode)
38 unsigned int flags = F2FS_I(inode)->i_flags;
39 unsigned int new_fl = 0;
41 if (flags & F2FS_SYNC_FL)
43 if (flags & F2FS_APPEND_FL)
45 if (flags & F2FS_IMMUTABLE_FL)
46 new_fl |= S_IMMUTABLE;
47 if (flags & F2FS_NOATIME_FL)
49 if (flags & F2FS_DIRSYNC_FL)
51 if (file_is_encrypt(inode))
52 new_fl |= S_ENCRYPTED;
53 if (file_is_verity(inode))
55 if (flags & F2FS_CASEFOLD_FL)
57 inode_set_flags(inode, new_fl,
58 S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC|
59 S_ENCRYPTED|S_VERITY|S_CASEFOLD);
62 static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
64 int extra_size = get_extra_isize(inode);
66 if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
67 S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
68 if (ri->i_addr[extra_size])
69 inode->i_rdev = old_decode_dev(
70 le32_to_cpu(ri->i_addr[extra_size]));
72 inode->i_rdev = new_decode_dev(
73 le32_to_cpu(ri->i_addr[extra_size + 1]));
77 static int __written_first_block(struct f2fs_sb_info *sbi,
78 struct f2fs_inode *ri)
80 block_t addr = le32_to_cpu(ri->i_addr[offset_in_addr(ri)]);
82 if (!__is_valid_data_blkaddr(addr))
84 if (!f2fs_is_valid_blkaddr(sbi, addr, DATA_GENERIC_ENHANCE))
89 static void __set_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
91 int extra_size = get_extra_isize(inode);
93 if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode)) {
94 if (old_valid_dev(inode->i_rdev)) {
95 ri->i_addr[extra_size] =
96 cpu_to_le32(old_encode_dev(inode->i_rdev));
97 ri->i_addr[extra_size + 1] = 0;
99 ri->i_addr[extra_size] = 0;
100 ri->i_addr[extra_size + 1] =
101 cpu_to_le32(new_encode_dev(inode->i_rdev));
102 ri->i_addr[extra_size + 2] = 0;
107 static void __recover_inline_status(struct inode *inode, struct page *ipage)
109 void *inline_data = inline_data_addr(inode, ipage);
110 __le32 *start = inline_data;
111 __le32 *end = start + MAX_INLINE_DATA(inode) / sizeof(__le32);
113 while (start < end) {
115 f2fs_wait_on_page_writeback(ipage, NODE, true, true);
117 set_inode_flag(inode, FI_DATA_EXIST);
118 set_raw_inline(inode, F2FS_INODE(ipage));
119 set_page_dirty(ipage);
126 static bool f2fs_enable_inode_chksum(struct f2fs_sb_info *sbi, struct page *page)
128 struct f2fs_inode *ri = &F2FS_NODE(page)->i;
130 if (!f2fs_sb_has_inode_chksum(sbi))
133 if (!IS_INODE(page) || !(ri->i_inline & F2FS_EXTRA_ATTR))
136 if (!F2FS_FITS_IN_INODE(ri, le16_to_cpu(ri->i_extra_isize),
143 static __u32 f2fs_inode_chksum(struct f2fs_sb_info *sbi, struct page *page)
145 struct f2fs_node *node = F2FS_NODE(page);
146 struct f2fs_inode *ri = &node->i;
147 __le32 ino = node->footer.ino;
148 __le32 gen = ri->i_generation;
149 __u32 chksum, chksum_seed;
151 unsigned int offset = offsetof(struct f2fs_inode, i_inode_checksum);
152 unsigned int cs_size = sizeof(dummy_cs);
154 chksum = f2fs_chksum(sbi, sbi->s_chksum_seed, (__u8 *)&ino,
156 chksum_seed = f2fs_chksum(sbi, chksum, (__u8 *)&gen, sizeof(gen));
158 chksum = f2fs_chksum(sbi, chksum_seed, (__u8 *)ri, offset);
159 chksum = f2fs_chksum(sbi, chksum, (__u8 *)&dummy_cs, cs_size);
161 chksum = f2fs_chksum(sbi, chksum, (__u8 *)ri + offset,
162 F2FS_BLKSIZE - offset);
166 bool f2fs_inode_chksum_verify(struct f2fs_sb_info *sbi, struct page *page)
168 struct f2fs_inode *ri;
169 __u32 provided, calculated;
171 if (unlikely(is_sbi_flag_set(sbi, SBI_IS_SHUTDOWN)))
174 #ifdef CONFIG_F2FS_CHECK_FS
175 if (!f2fs_enable_inode_chksum(sbi, page))
177 if (!f2fs_enable_inode_chksum(sbi, page) ||
178 PageDirty(page) || PageWriteback(page))
182 ri = &F2FS_NODE(page)->i;
183 provided = le32_to_cpu(ri->i_inode_checksum);
184 calculated = f2fs_inode_chksum(sbi, page);
186 if (provided != calculated)
187 f2fs_warn(sbi, "checksum invalid, nid = %lu, ino_of_node = %x, %x vs. %x",
188 page->index, ino_of_node(page), provided, calculated);
190 return provided == calculated;
193 void f2fs_inode_chksum_set(struct f2fs_sb_info *sbi, struct page *page)
195 struct f2fs_inode *ri = &F2FS_NODE(page)->i;
197 if (!f2fs_enable_inode_chksum(sbi, page))
200 ri->i_inode_checksum = cpu_to_le32(f2fs_inode_chksum(sbi, page));
203 static bool sanity_check_inode(struct inode *inode, struct page *node_page)
205 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
206 struct f2fs_inode_info *fi = F2FS_I(inode);
207 struct f2fs_inode *ri = F2FS_INODE(node_page);
208 unsigned long long iblocks;
210 iblocks = le64_to_cpu(F2FS_INODE(node_page)->i_blocks);
212 set_sbi_flag(sbi, SBI_NEED_FSCK);
213 f2fs_warn(sbi, "%s: corrupted inode i_blocks i_ino=%lx iblocks=%llu, run fsck to fix.",
214 __func__, inode->i_ino, iblocks);
218 if (ino_of_node(node_page) != nid_of_node(node_page)) {
219 set_sbi_flag(sbi, SBI_NEED_FSCK);
220 f2fs_warn(sbi, "%s: corrupted inode footer i_ino=%lx, ino,nid: [%u, %u] run fsck to fix.",
221 __func__, inode->i_ino,
222 ino_of_node(node_page), nid_of_node(node_page));
226 if (f2fs_sb_has_flexible_inline_xattr(sbi)
227 && !f2fs_has_extra_attr(inode)) {
228 set_sbi_flag(sbi, SBI_NEED_FSCK);
229 f2fs_warn(sbi, "%s: corrupted inode ino=%lx, run fsck to fix.",
230 __func__, inode->i_ino);
234 if (f2fs_has_extra_attr(inode) &&
235 !f2fs_sb_has_extra_attr(sbi)) {
236 set_sbi_flag(sbi, SBI_NEED_FSCK);
237 f2fs_warn(sbi, "%s: inode (ino=%lx) is with extra_attr, but extra_attr feature is off",
238 __func__, inode->i_ino);
242 if (fi->i_extra_isize > F2FS_TOTAL_EXTRA_ATTR_SIZE ||
243 fi->i_extra_isize % sizeof(__le32)) {
244 set_sbi_flag(sbi, SBI_NEED_FSCK);
245 f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_extra_isize: %d, max: %zu",
246 __func__, inode->i_ino, fi->i_extra_isize,
247 F2FS_TOTAL_EXTRA_ATTR_SIZE);
251 if (f2fs_has_extra_attr(inode) &&
252 f2fs_sb_has_flexible_inline_xattr(sbi) &&
253 f2fs_has_inline_xattr(inode) &&
254 (!fi->i_inline_xattr_size ||
255 fi->i_inline_xattr_size > MAX_INLINE_XATTR_SIZE)) {
256 set_sbi_flag(sbi, SBI_NEED_FSCK);
257 f2fs_warn(sbi, "%s: inode (ino=%lx) has corrupted i_inline_xattr_size: %d, max: %zu",
258 __func__, inode->i_ino, fi->i_inline_xattr_size,
259 MAX_INLINE_XATTR_SIZE);
263 if (F2FS_I(inode)->extent_tree) {
264 struct extent_info *ei = &F2FS_I(inode)->extent_tree->largest;
267 (!f2fs_is_valid_blkaddr(sbi, ei->blk,
268 DATA_GENERIC_ENHANCE) ||
269 !f2fs_is_valid_blkaddr(sbi, ei->blk + ei->len - 1,
270 DATA_GENERIC_ENHANCE))) {
271 set_sbi_flag(sbi, SBI_NEED_FSCK);
272 f2fs_warn(sbi, "%s: inode (ino=%lx) extent info [%u, %u, %u] is incorrect, run fsck to fix",
273 __func__, inode->i_ino,
274 ei->blk, ei->fofs, ei->len);
279 if (f2fs_sanity_check_inline_data(inode)) {
280 set_sbi_flag(sbi, SBI_NEED_FSCK);
281 f2fs_warn(sbi, "%s: inode (ino=%lx, mode=%u) should not have inline_data, run fsck to fix",
282 __func__, inode->i_ino, inode->i_mode);
286 if (f2fs_has_inline_dentry(inode) && !S_ISDIR(inode->i_mode)) {
287 set_sbi_flag(sbi, SBI_NEED_FSCK);
288 f2fs_warn(sbi, "%s: inode (ino=%lx, mode=%u) should not have inline_dentry, run fsck to fix",
289 __func__, inode->i_ino, inode->i_mode);
293 if ((fi->i_flags & F2FS_CASEFOLD_FL) && !f2fs_sb_has_casefold(sbi)) {
294 set_sbi_flag(sbi, SBI_NEED_FSCK);
295 f2fs_warn(sbi, "%s: inode (ino=%lx) has casefold flag, but casefold feature is off",
296 __func__, inode->i_ino);
300 if (f2fs_has_extra_attr(inode) && f2fs_sb_has_compression(sbi) &&
301 fi->i_flags & F2FS_COMPR_FL &&
302 F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,
303 i_log_cluster_size)) {
304 if (ri->i_compress_algorithm >= COMPRESS_MAX) {
305 set_sbi_flag(sbi, SBI_NEED_FSCK);
306 f2fs_warn(sbi, "%s: inode (ino=%lx) has unsupported "
307 "compress algorithm: %u, run fsck to fix",
308 __func__, inode->i_ino,
309 ri->i_compress_algorithm);
312 if (le64_to_cpu(ri->i_compr_blocks) >
313 SECTOR_TO_BLOCK(inode->i_blocks)) {
314 set_sbi_flag(sbi, SBI_NEED_FSCK);
315 f2fs_warn(sbi, "%s: inode (ino=%lx) has inconsistent "
316 "i_compr_blocks:%llu, i_blocks:%llu, run fsck to fix",
317 __func__, inode->i_ino,
318 le64_to_cpu(ri->i_compr_blocks),
319 SECTOR_TO_BLOCK(inode->i_blocks));
322 if (ri->i_log_cluster_size < MIN_COMPRESS_LOG_SIZE ||
323 ri->i_log_cluster_size > MAX_COMPRESS_LOG_SIZE) {
324 set_sbi_flag(sbi, SBI_NEED_FSCK);
325 f2fs_warn(sbi, "%s: inode (ino=%lx) has unsupported "
326 "log cluster size: %u, run fsck to fix",
327 __func__, inode->i_ino,
328 ri->i_log_cluster_size);
336 static int do_read_inode(struct inode *inode)
338 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
339 struct f2fs_inode_info *fi = F2FS_I(inode);
340 struct page *node_page;
341 struct f2fs_inode *ri;
345 /* Check if ino is within scope */
346 if (f2fs_check_nid_range(sbi, inode->i_ino))
349 node_page = f2fs_get_node_page(sbi, inode->i_ino);
350 if (IS_ERR(node_page))
351 return PTR_ERR(node_page);
353 ri = F2FS_INODE(node_page);
355 inode->i_mode = le16_to_cpu(ri->i_mode);
356 i_uid_write(inode, le32_to_cpu(ri->i_uid));
357 i_gid_write(inode, le32_to_cpu(ri->i_gid));
358 set_nlink(inode, le32_to_cpu(ri->i_links));
359 inode->i_size = le64_to_cpu(ri->i_size);
360 inode->i_blocks = SECTOR_FROM_BLOCK(le64_to_cpu(ri->i_blocks) - 1);
362 inode->i_atime.tv_sec = le64_to_cpu(ri->i_atime);
363 inode->i_ctime.tv_sec = le64_to_cpu(ri->i_ctime);
364 inode->i_mtime.tv_sec = le64_to_cpu(ri->i_mtime);
365 inode->i_atime.tv_nsec = le32_to_cpu(ri->i_atime_nsec);
366 inode->i_ctime.tv_nsec = le32_to_cpu(ri->i_ctime_nsec);
367 inode->i_mtime.tv_nsec = le32_to_cpu(ri->i_mtime_nsec);
368 inode->i_generation = le32_to_cpu(ri->i_generation);
369 if (S_ISDIR(inode->i_mode))
370 fi->i_current_depth = le32_to_cpu(ri->i_current_depth);
371 else if (S_ISREG(inode->i_mode))
372 fi->i_gc_failures[GC_FAILURE_PIN] =
373 le16_to_cpu(ri->i_gc_failures);
374 fi->i_xattr_nid = le32_to_cpu(ri->i_xattr_nid);
375 fi->i_flags = le32_to_cpu(ri->i_flags);
376 if (S_ISREG(inode->i_mode))
377 fi->i_flags &= ~F2FS_PROJINHERIT_FL;
378 bitmap_zero(fi->flags, FI_MAX);
379 fi->i_advise = ri->i_advise;
380 fi->i_pino = le32_to_cpu(ri->i_pino);
381 fi->i_dir_level = ri->i_dir_level;
383 f2fs_init_extent_tree(inode, node_page);
385 get_inline_info(inode, ri);
387 fi->i_extra_isize = f2fs_has_extra_attr(inode) ?
388 le16_to_cpu(ri->i_extra_isize) : 0;
390 if (f2fs_sb_has_flexible_inline_xattr(sbi)) {
391 fi->i_inline_xattr_size = le16_to_cpu(ri->i_inline_xattr_size);
392 } else if (f2fs_has_inline_xattr(inode) ||
393 f2fs_has_inline_dentry(inode)) {
394 fi->i_inline_xattr_size = DEFAULT_INLINE_XATTR_ADDRS;
398 * Previous inline data or directory always reserved 200 bytes
399 * in inode layout, even if inline_xattr is disabled. In order
400 * to keep inline_dentry's structure for backward compatibility,
401 * we get the space back only from inline_data.
403 fi->i_inline_xattr_size = 0;
406 if (!sanity_check_inode(inode, node_page)) {
407 f2fs_put_page(node_page, 1);
408 return -EFSCORRUPTED;
411 /* check data exist */
412 if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode))
413 __recover_inline_status(inode, node_page);
415 /* try to recover cold bit for non-dir inode */
416 if (!S_ISDIR(inode->i_mode) && !is_cold_node(node_page)) {
417 f2fs_wait_on_page_writeback(node_page, NODE, true, true);
418 set_cold_node(node_page, false);
419 set_page_dirty(node_page);
422 /* get rdev by using inline_info */
423 __get_inode_rdev(inode, ri);
425 if (S_ISREG(inode->i_mode)) {
426 err = __written_first_block(sbi, ri);
428 f2fs_put_page(node_page, 1);
432 set_inode_flag(inode, FI_FIRST_BLOCK_WRITTEN);
435 if (!f2fs_need_inode_block_update(sbi, inode->i_ino))
436 fi->last_disk_size = inode->i_size;
438 if (fi->i_flags & F2FS_PROJINHERIT_FL)
439 set_inode_flag(inode, FI_PROJ_INHERIT);
441 if (f2fs_has_extra_attr(inode) && f2fs_sb_has_project_quota(sbi) &&
442 F2FS_FITS_IN_INODE(ri, fi->i_extra_isize, i_projid))
443 i_projid = (projid_t)le32_to_cpu(ri->i_projid);
445 i_projid = F2FS_DEF_PROJID;
446 fi->i_projid = make_kprojid(&init_user_ns, i_projid);
448 if (f2fs_has_extra_attr(inode) && f2fs_sb_has_inode_crtime(sbi) &&
449 F2FS_FITS_IN_INODE(ri, fi->i_extra_isize, i_crtime)) {
450 fi->i_crtime.tv_sec = le64_to_cpu(ri->i_crtime);
451 fi->i_crtime.tv_nsec = le32_to_cpu(ri->i_crtime_nsec);
454 if (f2fs_has_extra_attr(inode) && f2fs_sb_has_compression(sbi) &&
455 (fi->i_flags & F2FS_COMPR_FL)) {
456 if (F2FS_FITS_IN_INODE(ri, fi->i_extra_isize,
457 i_log_cluster_size)) {
458 atomic_set(&fi->i_compr_blocks,
459 le64_to_cpu(ri->i_compr_blocks));
460 fi->i_compress_algorithm = ri->i_compress_algorithm;
461 fi->i_log_cluster_size = ri->i_log_cluster_size;
462 fi->i_compress_flag = le16_to_cpu(ri->i_compress_flag);
463 fi->i_cluster_size = 1 << fi->i_log_cluster_size;
464 set_inode_flag(inode, FI_COMPRESSED_FILE);
468 F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
469 F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
470 F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
471 F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
472 f2fs_put_page(node_page, 1);
474 stat_inc_inline_xattr(inode);
475 stat_inc_inline_inode(inode);
476 stat_inc_inline_dir(inode);
477 stat_inc_compr_inode(inode);
478 stat_add_compr_blocks(inode, atomic_read(&fi->i_compr_blocks));
483 struct inode *f2fs_iget(struct super_block *sb, unsigned long ino)
485 struct f2fs_sb_info *sbi = F2FS_SB(sb);
489 inode = iget_locked(sb, ino);
491 return ERR_PTR(-ENOMEM);
493 if (!(inode->i_state & I_NEW)) {
494 trace_f2fs_iget(inode);
497 if (ino == F2FS_NODE_INO(sbi) || ino == F2FS_META_INO(sbi))
500 #ifdef CONFIG_F2FS_FS_COMPRESSION
501 if (ino == F2FS_COMPRESS_INO(sbi))
505 ret = do_read_inode(inode);
509 if (ino == F2FS_NODE_INO(sbi)) {
510 inode->i_mapping->a_ops = &f2fs_node_aops;
511 mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
512 } else if (ino == F2FS_META_INO(sbi)) {
513 inode->i_mapping->a_ops = &f2fs_meta_aops;
514 mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
515 } else if (ino == F2FS_COMPRESS_INO(sbi)) {
516 #ifdef CONFIG_F2FS_FS_COMPRESSION
517 inode->i_mapping->a_ops = &f2fs_compress_aops;
519 * generic_error_remove_page only truncates pages of regular
522 inode->i_mode |= S_IFREG;
524 mapping_set_gfp_mask(inode->i_mapping,
525 GFP_NOFS | __GFP_HIGHMEM | __GFP_MOVABLE);
526 } else if (S_ISREG(inode->i_mode)) {
527 inode->i_op = &f2fs_file_inode_operations;
528 inode->i_fop = &f2fs_file_operations;
529 inode->i_mapping->a_ops = &f2fs_dblock_aops;
530 } else if (S_ISDIR(inode->i_mode)) {
531 inode->i_op = &f2fs_dir_inode_operations;
532 inode->i_fop = &f2fs_dir_operations;
533 inode->i_mapping->a_ops = &f2fs_dblock_aops;
534 mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
535 } else if (S_ISLNK(inode->i_mode)) {
536 if (file_is_encrypt(inode))
537 inode->i_op = &f2fs_encrypted_symlink_inode_operations;
539 inode->i_op = &f2fs_symlink_inode_operations;
540 inode_nohighmem(inode);
541 inode->i_mapping->a_ops = &f2fs_dblock_aops;
542 } else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
543 S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
544 inode->i_op = &f2fs_special_inode_operations;
545 init_special_inode(inode, inode->i_mode, inode->i_rdev);
550 f2fs_set_inode_flags(inode);
551 unlock_new_inode(inode);
552 trace_f2fs_iget(inode);
556 f2fs_inode_synced(inode);
558 trace_f2fs_iget_exit(inode, ret);
562 struct inode *f2fs_iget_retry(struct super_block *sb, unsigned long ino)
566 inode = f2fs_iget(sb, ino);
568 if (PTR_ERR(inode) == -ENOMEM) {
569 congestion_wait(BLK_RW_ASYNC, DEFAULT_IO_TIMEOUT);
576 void f2fs_update_inode(struct inode *inode, struct page *node_page)
578 struct f2fs_inode *ri;
579 struct extent_tree *et = F2FS_I(inode)->extent_tree;
581 f2fs_wait_on_page_writeback(node_page, NODE, true, true);
582 set_page_dirty(node_page);
584 f2fs_inode_synced(inode);
586 ri = F2FS_INODE(node_page);
588 ri->i_mode = cpu_to_le16(inode->i_mode);
589 ri->i_advise = F2FS_I(inode)->i_advise;
590 ri->i_uid = cpu_to_le32(i_uid_read(inode));
591 ri->i_gid = cpu_to_le32(i_gid_read(inode));
592 ri->i_links = cpu_to_le32(inode->i_nlink);
593 ri->i_size = cpu_to_le64(i_size_read(inode));
594 ri->i_blocks = cpu_to_le64(SECTOR_TO_BLOCK(inode->i_blocks) + 1);
597 read_lock(&et->lock);
598 set_raw_extent(&et->largest, &ri->i_ext);
599 read_unlock(&et->lock);
601 memset(&ri->i_ext, 0, sizeof(ri->i_ext));
603 set_raw_inline(inode, ri);
605 ri->i_atime = cpu_to_le64(inode->i_atime.tv_sec);
606 ri->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec);
607 ri->i_mtime = cpu_to_le64(inode->i_mtime.tv_sec);
608 ri->i_atime_nsec = cpu_to_le32(inode->i_atime.tv_nsec);
609 ri->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec);
610 ri->i_mtime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);
611 if (S_ISDIR(inode->i_mode))
612 ri->i_current_depth =
613 cpu_to_le32(F2FS_I(inode)->i_current_depth);
614 else if (S_ISREG(inode->i_mode))
616 cpu_to_le16(F2FS_I(inode)->i_gc_failures[GC_FAILURE_PIN]);
617 ri->i_xattr_nid = cpu_to_le32(F2FS_I(inode)->i_xattr_nid);
618 ri->i_flags = cpu_to_le32(F2FS_I(inode)->i_flags);
619 ri->i_pino = cpu_to_le32(F2FS_I(inode)->i_pino);
620 ri->i_generation = cpu_to_le32(inode->i_generation);
621 ri->i_dir_level = F2FS_I(inode)->i_dir_level;
623 if (f2fs_has_extra_attr(inode)) {
624 ri->i_extra_isize = cpu_to_le16(F2FS_I(inode)->i_extra_isize);
626 if (f2fs_sb_has_flexible_inline_xattr(F2FS_I_SB(inode)))
627 ri->i_inline_xattr_size =
628 cpu_to_le16(F2FS_I(inode)->i_inline_xattr_size);
630 if (f2fs_sb_has_project_quota(F2FS_I_SB(inode)) &&
631 F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,
635 i_projid = from_kprojid(&init_user_ns,
636 F2FS_I(inode)->i_projid);
637 ri->i_projid = cpu_to_le32(i_projid);
640 if (f2fs_sb_has_inode_crtime(F2FS_I_SB(inode)) &&
641 F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,
644 cpu_to_le64(F2FS_I(inode)->i_crtime.tv_sec);
646 cpu_to_le32(F2FS_I(inode)->i_crtime.tv_nsec);
649 if (f2fs_sb_has_compression(F2FS_I_SB(inode)) &&
650 F2FS_FITS_IN_INODE(ri, F2FS_I(inode)->i_extra_isize,
651 i_log_cluster_size)) {
653 cpu_to_le64(atomic_read(
654 &F2FS_I(inode)->i_compr_blocks));
655 ri->i_compress_algorithm =
656 F2FS_I(inode)->i_compress_algorithm;
657 ri->i_compress_flag =
658 cpu_to_le16(F2FS_I(inode)->i_compress_flag);
659 ri->i_log_cluster_size =
660 F2FS_I(inode)->i_log_cluster_size;
664 __set_inode_rdev(inode, ri);
667 if (inode->i_nlink == 0)
668 clear_page_private_inline(node_page);
670 F2FS_I(inode)->i_disk_time[0] = inode->i_atime;
671 F2FS_I(inode)->i_disk_time[1] = inode->i_ctime;
672 F2FS_I(inode)->i_disk_time[2] = inode->i_mtime;
673 F2FS_I(inode)->i_disk_time[3] = F2FS_I(inode)->i_crtime;
675 #ifdef CONFIG_F2FS_CHECK_FS
676 f2fs_inode_chksum_set(F2FS_I_SB(inode), node_page);
680 void f2fs_update_inode_page(struct inode *inode)
682 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
683 struct page *node_page;
686 node_page = f2fs_get_node_page(sbi, inode->i_ino);
687 if (IS_ERR(node_page)) {
688 int err = PTR_ERR(node_page);
690 /* The node block was truncated. */
694 if (err == -ENOMEM || ++count <= DEFAULT_RETRY_IO_COUNT)
696 f2fs_stop_checkpoint(sbi, false);
699 f2fs_update_inode(inode, node_page);
700 f2fs_put_page(node_page, 1);
703 int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)
705 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
707 if (inode->i_ino == F2FS_NODE_INO(sbi) ||
708 inode->i_ino == F2FS_META_INO(sbi))
712 * atime could be updated without dirtying f2fs inode in lazytime mode
714 if (f2fs_is_time_consistent(inode) &&
715 !is_inode_flag_set(inode, FI_DIRTY_INODE))
718 if (!f2fs_is_checkpoint_ready(sbi))
722 * We need to balance fs here to prevent from producing dirty node pages
723 * during the urgent cleaning time when running out of free sections.
725 f2fs_update_inode_page(inode);
726 if (wbc && wbc->nr_to_write)
727 f2fs_balance_fs(sbi, true);
732 * Called at the last iput() if i_nlink is zero
734 void f2fs_evict_inode(struct inode *inode)
736 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
737 nid_t xnid = F2FS_I(inode)->i_xattr_nid;
740 /* some remained atomic pages should discarded */
741 if (f2fs_is_atomic_file(inode))
742 f2fs_drop_inmem_pages(inode);
744 trace_f2fs_evict_inode(inode);
745 truncate_inode_pages_final(&inode->i_data);
747 if (test_opt(sbi, COMPRESS_CACHE) && f2fs_compressed_file(inode))
748 f2fs_invalidate_compress_pages(sbi, inode->i_ino);
750 if (inode->i_ino == F2FS_NODE_INO(sbi) ||
751 inode->i_ino == F2FS_META_INO(sbi) ||
752 inode->i_ino == F2FS_COMPRESS_INO(sbi))
755 f2fs_bug_on(sbi, get_dirty_pages(inode));
756 f2fs_remove_dirty_inode(inode);
758 f2fs_destroy_extent_tree(inode);
760 if (inode->i_nlink || is_bad_inode(inode))
763 err = f2fs_dquot_initialize(inode);
766 set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
769 f2fs_remove_ino_entry(sbi, inode->i_ino, APPEND_INO);
770 f2fs_remove_ino_entry(sbi, inode->i_ino, UPDATE_INO);
771 f2fs_remove_ino_entry(sbi, inode->i_ino, FLUSH_INO);
773 if (!is_sbi_flag_set(sbi, SBI_IS_FREEZING))
774 sb_start_intwrite(inode->i_sb);
775 set_inode_flag(inode, FI_NO_ALLOC);
776 i_size_write(inode, 0);
778 if (F2FS_HAS_BLOCKS(inode))
779 err = f2fs_truncate(inode);
781 if (time_to_inject(sbi, FAULT_EVICT_INODE)) {
782 f2fs_show_injection_info(sbi, FAULT_EVICT_INODE);
788 err = f2fs_remove_inode_page(inode);
790 if (err == -ENOENT) {
794 * in fuzzed image, another node may has the same
795 * block address as inode's, if it was truncated
796 * previously, truncation of inode node will fail.
798 if (is_inode_flag_set(inode, FI_DIRTY_INODE)) {
799 f2fs_warn(F2FS_I_SB(inode),
800 "f2fs_evict_inode: inconsistent node id, ino:%lu",
802 f2fs_inode_synced(inode);
803 set_sbi_flag(sbi, SBI_NEED_FSCK);
808 /* give more chances, if ENOMEM case */
809 if (err == -ENOMEM) {
815 f2fs_update_inode_page(inode);
816 if (dquot_initialize_needed(inode))
817 set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
819 if (!is_sbi_flag_set(sbi, SBI_IS_FREEZING))
820 sb_end_intwrite(inode->i_sb);
824 stat_dec_inline_xattr(inode);
825 stat_dec_inline_dir(inode);
826 stat_dec_inline_inode(inode);
827 stat_dec_compr_inode(inode);
828 stat_sub_compr_blocks(inode,
829 atomic_read(&F2FS_I(inode)->i_compr_blocks));
831 if (likely(!f2fs_cp_error(sbi) &&
832 !is_sbi_flag_set(sbi, SBI_CP_DISABLED)))
833 f2fs_bug_on(sbi, is_inode_flag_set(inode, FI_DIRTY_INODE));
835 f2fs_inode_synced(inode);
837 /* for the case f2fs_new_inode() was failed, .i_ino is zero, skip it */
839 invalidate_mapping_pages(NODE_MAPPING(sbi), inode->i_ino,
842 invalidate_mapping_pages(NODE_MAPPING(sbi), xnid, xnid);
843 if (inode->i_nlink) {
844 if (is_inode_flag_set(inode, FI_APPEND_WRITE))
845 f2fs_add_ino_entry(sbi, inode->i_ino, APPEND_INO);
846 if (is_inode_flag_set(inode, FI_UPDATE_WRITE))
847 f2fs_add_ino_entry(sbi, inode->i_ino, UPDATE_INO);
849 if (is_inode_flag_set(inode, FI_FREE_NID)) {
850 f2fs_alloc_nid_failed(sbi, inode->i_ino);
851 clear_inode_flag(inode, FI_FREE_NID);
854 * If xattr nid is corrupted, we can reach out error condition,
855 * err & !f2fs_exist_written_data(sbi, inode->i_ino, ORPHAN_INO)).
856 * In that case, f2fs_check_nid_range() is enough to give a clue.
860 fscrypt_put_encryption_info(inode);
861 fsverity_cleanup_inode(inode);
865 /* caller should call f2fs_lock_op() */
866 void f2fs_handle_failed_inode(struct inode *inode)
868 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
873 * clear nlink of inode in order to release resource of inode
879 * we must call this to avoid inode being remained as dirty, resulting
880 * in a panic when flushing dirty inodes in gdirty_list.
882 f2fs_update_inode_page(inode);
883 f2fs_inode_synced(inode);
885 /* don't make bad inode, since it becomes a regular file. */
886 unlock_new_inode(inode);
889 * Note: we should add inode to orphan list before f2fs_unlock_op()
890 * so we can prevent losing this orphan when encoutering checkpoint
891 * and following suddenly power-off.
893 err = f2fs_get_node_info(sbi, inode->i_ino, &ni, false);
895 set_sbi_flag(sbi, SBI_NEED_FSCK);
896 set_inode_flag(inode, FI_FREE_NID);
897 f2fs_warn(sbi, "May loss orphan inode, run fsck to fix.");
901 if (ni.blk_addr != NULL_ADDR) {
902 err = f2fs_acquire_orphan_inode(sbi);
904 set_sbi_flag(sbi, SBI_NEED_FSCK);
905 f2fs_warn(sbi, "Too many orphan inodes, run fsck to fix.");
907 f2fs_add_orphan_inode(inode);
909 f2fs_alloc_nid_done(sbi, inode->i_ino);
911 set_inode_flag(inode, FI_FREE_NID);
917 /* iput will drop the inode object */