Lines Matching defs:sbi
29 void f2fs_stop_checkpoint(struct f2fs_sb_info *sbi, bool end_io,
32 f2fs_build_fault_attr(sbi, 0, 0);
34 f2fs_flush_merged_writes(sbi);
35 f2fs_handle_critical_error(sbi, reason, end_io);
41 struct page *f2fs_grab_meta_page(struct f2fs_sb_info *sbi, pgoff_t index)
43 struct address_space *mapping = META_MAPPING(sbi);
57 static struct page *__get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index,
60 struct address_space *mapping = META_MAPPING(sbi);
63 .sbi = sbi,
93 f2fs_update_iostat(sbi, NULL, FS_META_READ_IO, F2FS_BLKSIZE);
102 f2fs_handle_page_eio(sbi, page_folio(page), META);
110 struct page *f2fs_get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index)
112 return __get_meta_page(sbi, index, true);
115 struct page *f2fs_get_meta_page_retry(struct f2fs_sb_info *sbi, pgoff_t index)
121 page = __get_meta_page(sbi, index, true);
126 f2fs_stop_checkpoint(sbi, false, STOP_CP_REASON_META_PAGE);
132 struct page *f2fs_get_tmp_page(struct f2fs_sb_info *sbi, pgoff_t index)
134 return __get_meta_page(sbi, index, false);
137 static bool __is_bitmap_valid(struct f2fs_sb_info *sbi, block_t blkaddr,
147 segno = GET_SEGNO(sbi, blkaddr);
148 offset = GET_BLKOFF_FROM_SEG0(sbi, blkaddr);
149 se = get_seg_entry(sbi, segno);
154 if (unlikely(f2fs_cp_error(sbi)))
165 f2fs_err(sbi, "Inconsistent error blkaddr:%u, sit bitmap:%d",
167 set_sbi_flag(sbi, SBI_NEED_FSCK);
170 f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
174 static bool __f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
181 if (unlikely(blkaddr >= SIT_BLK_CNT(sbi)))
185 if (unlikely(blkaddr >= MAIN_BLKADDR(sbi) ||
186 blkaddr < SM_I(sbi)->ssa_blkaddr))
190 if (unlikely(blkaddr >= SIT_I(sbi)->sit_base_addr ||
191 blkaddr < __start_cp_addr(sbi)))
195 if (unlikely(blkaddr >= MAX_BLKADDR(sbi) ||
196 blkaddr < MAIN_BLKADDR(sbi)))
203 if (unlikely(blkaddr >= MAX_BLKADDR(sbi) ||
204 blkaddr < MAIN_BLKADDR(sbi))) {
207 if (unlikely(f2fs_cp_error(sbi)))
210 f2fs_warn(sbi, "access invalid blkaddr:%u",
212 set_sbi_flag(sbi, SBI_NEED_FSCK);
216 return __is_bitmap_valid(sbi, blkaddr, type);
220 if (unlikely(blkaddr < SEG0_BLKADDR(sbi) ||
221 blkaddr >= MAIN_BLKADDR(sbi)))
230 f2fs_handle_error(sbi, ERROR_INVALID_BLKADDR);
235 bool f2fs_is_valid_blkaddr(struct f2fs_sb_info *sbi,
238 if (time_to_inject(sbi, FAULT_BLKADDR_VALIDITY))
240 return __f2fs_is_valid_blkaddr(sbi, blkaddr, type);
243 bool f2fs_is_valid_blkaddr_raw(struct f2fs_sb_info *sbi,
246 return __f2fs_is_valid_blkaddr(sbi, blkaddr, type);
252 int f2fs_ra_meta_pages(struct f2fs_sb_info *sbi, block_t start, int nrpages,
258 .sbi = sbi,
275 if (!f2fs_is_valid_blkaddr(sbi, blkno, type))
281 NAT_BLOCK_OFFSET(NM_I(sbi)->max_nid)))
284 fio.new_blkaddr = current_nat_addr(sbi,
288 if (unlikely(blkno >= TOTAL_SEGS(sbi)))
291 fio.new_blkaddr = current_sit_addr(sbi,
303 page = f2fs_grab_cache_page(META_MAPPING(sbi),
317 f2fs_update_iostat(sbi, NULL, FS_META_READ_IO,
325 void f2fs_ra_meta_pages_cond(struct f2fs_sb_info *sbi, pgoff_t index,
334 page = find_get_page(META_MAPPING(sbi), index);
340 f2fs_ra_meta_pages(sbi, index, ra_blocks, META_POR, true);
347 struct f2fs_sb_info *sbi = F2FS_P_SB(page);
352 if (unlikely(f2fs_cp_error(sbi))) {
353 if (is_sbi_flag_set(sbi, SBI_IS_CLOSE)) {
355 dec_page_count(sbi, F2FS_DIRTY_META);
361 if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
363 if (wbc->for_reclaim && folio->index < GET_SUM_BLOCK(sbi, 0))
366 f2fs_do_write_meta_page(sbi, folio, io_type);
367 dec_page_count(sbi, F2FS_DIRTY_META);
370 f2fs_submit_merged_write_cond(sbi, NULL, page, 0, META);
374 if (unlikely(f2fs_cp_error(sbi)))
375 f2fs_submit_merged_write(sbi, META);
393 struct f2fs_sb_info *sbi = F2FS_M_SB(mapping);
396 if (unlikely(is_sbi_flag_set(sbi, SBI_POR_DOING)))
401 get_pages(sbi, F2FS_DIRTY_META) <
402 nr_pages_to_skip(sbi, META))
406 if (!f2fs_down_write_trylock(&sbi->cp_global_sem))
410 diff = nr_pages_to_write(sbi, META, wbc);
411 written = f2fs_sync_meta_pages(sbi, META, wbc->nr_to_write, FS_META_IO);
412 f2fs_up_write(&sbi->cp_global_sem);
417 wbc->pages_skipped += get_pages(sbi, F2FS_DIRTY_META);
422 long f2fs_sync_meta_pages(struct f2fs_sb_info *sbi, enum page_type type,
425 struct address_space *mapping = META_MAPPING(sbi);
487 f2fs_submit_merged_write(sbi, type);
518 static void __add_ino_entry(struct f2fs_sb_info *sbi, nid_t ino,
521 struct inode_management *im = &sbi->im[type];
547 f2fs_bug_on(sbi, 1);
567 static void __remove_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type)
569 struct inode_management *im = &sbi->im[type];
585 void f2fs_add_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type)
588 __add_ino_entry(sbi, ino, 0, type);
591 void f2fs_remove_ino_entry(struct f2fs_sb_info *sbi, nid_t ino, int type)
594 __remove_ino_entry(sbi, ino, type);
598 bool f2fs_exist_written_data(struct f2fs_sb_info *sbi, nid_t ino, int mode)
600 struct inode_management *im = &sbi->im[mode];
609 void f2fs_release_ino_entry(struct f2fs_sb_info *sbi, bool all)
615 struct inode_management *im = &sbi->im[i];
628 void f2fs_set_dirty_device(struct f2fs_sb_info *sbi, nid_t ino,
631 __add_ino_entry(sbi, ino, devidx, type);
634 bool f2fs_is_dirty_device(struct f2fs_sb_info *sbi, nid_t ino,
637 struct inode_management *im = &sbi->im[type];
649 int f2fs_acquire_orphan_inode(struct f2fs_sb_info *sbi)
651 struct inode_management *im = &sbi->im[ORPHAN_INO];
656 if (time_to_inject(sbi, FAULT_ORPHAN)) {
661 if (unlikely(im->ino_num >= sbi->max_orphans))
670 void f2fs_release_orphan_inode(struct f2fs_sb_info *sbi)
672 struct inode_management *im = &sbi->im[ORPHAN_INO];
675 f2fs_bug_on(sbi, im->ino_num == 0);
687 void f2fs_remove_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
690 __remove_ino_entry(sbi, ino, ORPHAN_INO);
693 static int recover_orphan_inode(struct f2fs_sb_info *sbi, nid_t ino)
699 inode = f2fs_iget_retry(sbi->sb, ino);
705 f2fs_bug_on(sbi, PTR_ERR(inode) == -ENOENT);
720 err = f2fs_get_node_info(sbi, ino, &ni, false);
732 set_sbi_flag(sbi, SBI_NEED_FSCK);
733 f2fs_warn(sbi, "%s: orphan failed (ino=%x), run fsck to fix.",
738 int f2fs_recover_orphan_inodes(struct f2fs_sb_info *sbi)
743 if (!is_set_ckpt_flags(sbi, CP_ORPHAN_PRESENT_FLAG))
746 if (f2fs_hw_is_readonly(sbi)) {
747 f2fs_info(sbi, "write access unavailable, skipping orphan cleanup");
751 if (is_sbi_flag_set(sbi, SBI_IS_WRITABLE))
752 f2fs_info(sbi, "orphan cleanup on readonly fs");
754 start_blk = __start_cp_addr(sbi) + 1 + __cp_payload(sbi);
755 orphan_blocks = __start_sum_addr(sbi) - 1 - __cp_payload(sbi);
757 f2fs_ra_meta_pages(sbi, start_blk, orphan_blocks, META_CP, true);
763 page = f2fs_get_meta_page(sbi, start_blk + i);
773 err = recover_orphan_inode(sbi, ino);
782 clear_ckpt_flags(sbi, CP_ORPHAN_PRESENT_FLAG);
784 set_sbi_flag(sbi, SBI_IS_RECOVERED);
789 static void write_orphan_inodes(struct f2fs_sb_info *sbi, block_t start_blk)
798 struct inode_management *im = &sbi->im[ORPHAN_INO];
812 page = f2fs_grab_meta_page(sbi, start_blk++);
846 static __u32 f2fs_checkpoint_chksum(struct f2fs_sb_info *sbi,
852 chksum = f2fs_crc32(sbi, ckpt, chksum_ofs);
855 chksum = f2fs_chksum(sbi, chksum, (__u8 *)ckpt + chksum_ofs,
861 static int get_checkpoint_version(struct f2fs_sb_info *sbi, block_t cp_addr,
868 *cp_page = f2fs_get_meta_page(sbi, cp_addr);
878 f2fs_warn(sbi, "invalid crc_offset: %zu", crc_offset);
882 crc = f2fs_checkpoint_chksum(sbi, *cp_block);
885 f2fs_warn(sbi, "invalid crc value");
893 static struct page *validate_checkpoint(struct f2fs_sb_info *sbi,
902 err = get_checkpoint_version(sbi, cp_addr, &cp_block,
909 if (cp_blocks > BLKS_PER_SEG(sbi) || cp_blocks <= F2FS_CP_PACKS) {
910 f2fs_warn(sbi, "invalid cp_pack_total_block_count:%u",
917 err = get_checkpoint_version(sbi, cp_addr, &cp_block,
934 int f2fs_get_valid_checkpoint(struct f2fs_sb_info *sbi)
937 struct f2fs_super_block *fsb = sbi->raw_super;
939 unsigned long blk_size = sbi->blocksize;
942 unsigned int cp_blks = 1 + __cp_payload(sbi);
947 sbi->ckpt = f2fs_kvzalloc(sbi, array_size(blk_size, cp_blks),
949 if (!sbi->ckpt)
956 cp1 = validate_checkpoint(sbi, cp_start_blk_no, &cp1_version);
961 cp2 = validate_checkpoint(sbi, cp_start_blk_no, &cp2_version);
978 memcpy(sbi->ckpt, cp_block, blk_size);
981 sbi->cur_cp_pack = 1;
983 sbi->cur_cp_pack = 2;
986 if (f2fs_sanity_check_ckpt(sbi)) {
1000 unsigned char *ckpt = (unsigned char *)sbi->ckpt;
1002 cur_page = f2fs_get_meta_page(sbi, cp_blk_no + i);
1020 kvfree(sbi->ckpt);
1026 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
1033 list_add_tail(&F2FS_I(inode)->dirty_list, &sbi->inode_list[type]);
1034 stat_inc_dirty_inode(sbi, type);
1051 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
1058 spin_lock(&sbi->inode_lock[type]);
1059 if (type != FILE_INODE || test_opt(sbi, DATA_FLUSH))
1062 spin_unlock(&sbi->inode_lock[type]);
1069 struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
1076 if (type == FILE_INODE && !test_opt(sbi, DATA_FLUSH))
1079 spin_lock(&sbi->inode_lock[type]);
1081 spin_unlock(&sbi->inode_lock[type]);
1084 int f2fs_sync_dirty_inodes(struct f2fs_sb_info *sbi, enum inode_type type,
1093 trace_f2fs_sync_dirty_inodes_enter(sbi->sb, is_dir,
1094 get_pages(sbi, is_dir ?
1097 if (unlikely(f2fs_cp_error(sbi))) {
1098 trace_f2fs_sync_dirty_inodes_exit(sbi->sb, is_dir,
1099 get_pages(sbi, is_dir ?
1104 spin_lock(&sbi->inode_lock[type]);
1106 head = &sbi->inode_list[type];
1108 spin_unlock(&sbi->inode_lock[type]);
1109 trace_f2fs_sync_dirty_inodes_exit(sbi->sb, is_dir,
1110 get_pages(sbi, is_dir ?
1116 spin_unlock(&sbi->inode_lock[type]);
1141 f2fs_submit_merged_write(sbi, DATA);
1147 static int f2fs_sync_inode_meta(struct f2fs_sb_info *sbi)
1149 struct list_head *head = &sbi->inode_list[DIRTY_META];
1152 s64 total = get_pages(sbi, F2FS_DIRTY_IMETA);
1155 if (unlikely(f2fs_cp_error(sbi)))
1158 spin_lock(&sbi->inode_lock[DIRTY_META]);
1160 spin_unlock(&sbi->inode_lock[DIRTY_META]);
1166 spin_unlock(&sbi->inode_lock[DIRTY_META]);
1179 static void __prepare_cp_block(struct f2fs_sb_info *sbi)
1181 struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
1182 struct f2fs_nm_info *nm_i = NM_I(sbi);
1185 next_free_nid(sbi, &last_nid);
1186 ckpt->valid_block_count = cpu_to_le64(valid_user_blocks(sbi));
1187 ckpt->valid_node_count = cpu_to_le32(valid_node_count(sbi));
1188 ckpt->valid_inode_count = cpu_to_le32(valid_inode_count(sbi));
1192 sbi->last_valid_block_count = sbi->total_valid_block_count;
1193 percpu_counter_set(&sbi->alloc_valid_block_count, 0);
1194 percpu_counter_set(&sbi->rf_node_block_count, 0);
1197 static bool __need_flush_quota(struct f2fs_sb_info *sbi)
1201 if (!is_journalled_quota(sbi))
1204 if (!f2fs_down_write_trylock(&sbi->quota_sem))
1206 if (is_sbi_flag_set(sbi, SBI_QUOTA_SKIP_FLUSH)) {
1208 } else if (is_sbi_flag_set(sbi, SBI_QUOTA_NEED_REPAIR)) {
1210 } else if (is_sbi_flag_set(sbi, SBI_QUOTA_NEED_FLUSH)) {
1211 clear_sbi_flag(sbi, SBI_QUOTA_NEED_FLUSH);
1213 } else if (get_pages(sbi, F2FS_DIRTY_QDATA)) {
1216 f2fs_up_write(&sbi->quota_sem);
1223 static int block_operations(struct f2fs_sb_info *sbi)
1235 f2fs_flush_inline_data(sbi);
1238 f2fs_lock_all(sbi);
1239 if (__need_flush_quota(sbi)) {
1243 set_sbi_flag(sbi, SBI_QUOTA_SKIP_FLUSH);
1244 set_sbi_flag(sbi, SBI_QUOTA_NEED_FLUSH);
1247 f2fs_unlock_all(sbi);
1250 locked = down_read_trylock(&sbi->sb->s_umount);
1251 f2fs_quota_sync(sbi->sb, -1);
1253 up_read(&sbi->sb->s_umount);
1260 if (get_pages(sbi, F2FS_DIRTY_DENTS)) {
1261 f2fs_unlock_all(sbi);
1262 err = f2fs_sync_dirty_inodes(sbi, DIR_INODE, true);
1273 f2fs_down_write(&sbi->node_change);
1275 if (get_pages(sbi, F2FS_DIRTY_IMETA)) {
1276 f2fs_up_write(&sbi->node_change);
1277 f2fs_unlock_all(sbi);
1278 err = f2fs_sync_inode_meta(sbi);
1286 f2fs_down_write(&sbi->node_write);
1288 if (get_pages(sbi, F2FS_DIRTY_NODES)) {
1289 f2fs_up_write(&sbi->node_write);
1290 atomic_inc(&sbi->wb_sync_req[NODE]);
1291 err = f2fs_sync_node_pages(sbi, &wbc, false, FS_CP_NODE_IO);
1292 atomic_dec(&sbi->wb_sync_req[NODE]);
1294 f2fs_up_write(&sbi->node_change);
1295 f2fs_unlock_all(sbi);
1303 * sbi->node_change is used only for AIO write_begin path which produces
1306 __prepare_cp_block(sbi);
1307 f2fs_up_write(&sbi->node_change);
1311 static void unblock_operations(struct f2fs_sb_info *sbi)
1313 f2fs_up_write(&sbi->node_write);
1314 f2fs_unlock_all(sbi);
1317 void f2fs_wait_on_all_pages(struct f2fs_sb_info *sbi, int type)
1322 if (!get_pages(sbi, type))
1325 if (unlikely(f2fs_cp_error(sbi) &&
1326 !is_sbi_flag_set(sbi, SBI_IS_CLOSE)))
1330 f2fs_sync_meta_pages(sbi, META, LONG_MAX,
1333 f2fs_submit_merged_write(sbi, DATA);
1335 prepare_to_wait(&sbi->cp_wait, &wait, TASK_UNINTERRUPTIBLE);
1338 finish_wait(&sbi->cp_wait, &wait);
1341 static void update_ckpt_flags(struct f2fs_sb_info *sbi, struct cp_control *cpc)
1343 unsigned long orphan_num = sbi->im[ORPHAN_INO].ino_num;
1344 struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
1349 NM_I(sbi)->nat_bits_blocks > BLKS_PER_SEG(sbi)) {
1350 clear_ckpt_flags(sbi, CP_NAT_BITS_FLAG);
1351 f2fs_notice(sbi, "Disable nat_bits due to no space");
1352 } else if (!is_set_ckpt_flags(sbi, CP_NAT_BITS_FLAG) &&
1353 f2fs_nat_bitmap_enabled(sbi)) {
1354 f2fs_enable_nat_bits(sbi);
1355 set_ckpt_flags(sbi, CP_NAT_BITS_FLAG);
1356 f2fs_notice(sbi, "Rebuild and enable nat_bits");
1360 spin_lock_irqsave(&sbi->cp_lock, flags);
1382 if (is_sbi_flag_set(sbi, SBI_NEED_FSCK))
1385 if (is_sbi_flag_set(sbi, SBI_IS_RESIZEFS))
1390 if (is_sbi_flag_set(sbi, SBI_CP_DISABLED))
1395 if (is_sbi_flag_set(sbi, SBI_CP_DISABLED_QUICK))
1400 if (is_sbi_flag_set(sbi, SBI_QUOTA_SKIP_FLUSH))
1405 if (is_sbi_flag_set(sbi, SBI_QUOTA_NEED_REPAIR))
1412 spin_unlock_irqrestore(&sbi->cp_lock, flags);
1415 static void commit_checkpoint(struct f2fs_sb_info *sbi,
1427 struct page *page = f2fs_grab_meta_page(sbi, blk_addr);
1436 f2fs_bug_on(sbi, 1);
1440 if (unlikely(err && f2fs_cp_error(sbi))) {
1445 f2fs_bug_on(sbi, err);
1449 f2fs_submit_merged_write(sbi, META_FLUSH);
1457 u64 f2fs_get_sectors_written(struct f2fs_sb_info *sbi)
1459 if (f2fs_is_multi_device(sbi)) {
1463 for (i = 0; i < sbi->s_ndevs; i++)
1469 return get_sectors_written(sbi->sb->s_bdev);
1472 static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
1474 struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
1475 struct f2fs_nm_info *nm_i = NM_I(sbi);
1476 unsigned long orphan_num = sbi->im[ORPHAN_INO].ino_num, flags;
1481 int cp_payload_blks = __cp_payload(sbi);
1482 struct curseg_info *seg_i = CURSEG_I(sbi, CURSEG_HOT_NODE);
1487 f2fs_sync_meta_pages(sbi, META, LONG_MAX, FS_CP_META_IO);
1490 ckpt->elapsed_time = cpu_to_le64(get_mtime(sbi, true));
1491 ckpt->free_segment_count = cpu_to_le32(free_segments(sbi));
1493 struct curseg_info *curseg = CURSEG_I(sbi, i + CURSEG_HOT_NODE);
1500 struct curseg_info *curseg = CURSEG_I(sbi, i + CURSEG_HOT_DATA);
1508 data_sum_blocks = f2fs_npages_for_summary_flush(sbi, false);
1509 spin_lock_irqsave(&sbi->cp_lock, flags);
1514 spin_unlock_irqrestore(&sbi->cp_lock, flags);
1530 update_ckpt_flags(sbi, cpc);
1533 get_sit_bitmap(sbi, __bitmap_ptr(sbi, SIT_BITMAP));
1534 get_nat_bitmap(sbi, __bitmap_ptr(sbi, NAT_BITMAP));
1536 crc32 = f2fs_checkpoint_chksum(sbi, ckpt);
1541 start_blk = __start_cp_next_addr(sbi);
1545 is_set_ckpt_flags(sbi, CP_NAT_BITS_FLAG)) {
1552 blk = start_blk + BLKS_PER_SEG(sbi) - nm_i->nat_bits_blocks;
1554 f2fs_update_meta_page(sbi, nm_i->nat_bits +
1559 f2fs_update_meta_page(sbi, ckpt, start_blk++);
1562 f2fs_update_meta_page(sbi, (char *)ckpt + i * F2FS_BLKSIZE,
1566 write_orphan_inodes(sbi, start_blk);
1570 f2fs_write_data_summaries(sbi, start_blk);
1574 kbytes_written = sbi->kbytes_written;
1575 kbytes_written += (f2fs_get_sectors_written(sbi) -
1576 sbi->sectors_written_start) >> 1;
1580 f2fs_write_node_summaries(sbi, start_blk);
1585 f2fs_sync_meta_pages(sbi, META, LONG_MAX, FS_CP_META_IO);
1587 f2fs_wait_on_all_pages(sbi, F2FS_DIRTY_META);
1590 f2fs_wait_on_all_pages(sbi, F2FS_WB_CP_DATA);
1593 err = f2fs_flush_device_cache(sbi);
1598 commit_checkpoint(sbi, ckpt, start_blk);
1599 f2fs_wait_on_all_pages(sbi, F2FS_WB_CP_DATA);
1605 if (f2fs_sb_has_encrypt(sbi) || f2fs_sb_has_verity(sbi) ||
1606 f2fs_sb_has_compression(sbi))
1607 f2fs_bug_on(sbi,
1608 invalidate_inode_pages2_range(META_MAPPING(sbi),
1609 MAIN_BLKADDR(sbi), MAX_BLKADDR(sbi) - 1));
1611 f2fs_release_ino_entry(sbi, false);
1613 f2fs_reset_fsync_node_info(sbi);
1615 clear_sbi_flag(sbi, SBI_IS_DIRTY);
1616 clear_sbi_flag(sbi, SBI_NEED_CP);
1617 clear_sbi_flag(sbi, SBI_QUOTA_SKIP_FLUSH);
1619 spin_lock(&sbi->stat_lock);
1620 sbi->unusable_block_count = 0;
1621 spin_unlock(&sbi->stat_lock);
1623 __set_cp_next_pack(sbi);
1629 if (get_pages(sbi, F2FS_DIRTY_NODES) ||
1630 get_pages(sbi, F2FS_DIRTY_IMETA))
1631 set_sbi_flag(sbi, SBI_IS_DIRTY);
1633 f2fs_bug_on(sbi, get_pages(sbi, F2FS_DIRTY_DENTS));
1635 return unlikely(f2fs_cp_error(sbi)) ? -EIO : 0;
1638 int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
1640 struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
1644 if (f2fs_readonly(sbi->sb) || f2fs_hw_is_readonly(sbi))
1647 if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED))) {
1650 f2fs_warn(sbi, "Start checkpoint disabled!");
1653 f2fs_down_write(&sbi->cp_global_sem);
1655 if (!is_sbi_flag_set(sbi, SBI_IS_DIRTY) &&
1657 ((cpc->reason & CP_DISCARD) && !sbi->discard_blks)))
1659 if (unlikely(f2fs_cp_error(sbi))) {
1664 trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "start block_ops");
1666 err = block_operations(sbi);
1670 trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish block_ops");
1672 f2fs_flush_merged_writes(sbi);
1676 if (!f2fs_exist_trim_candidates(sbi, cpc)) {
1677 unblock_operations(sbi);
1681 if (NM_I(sbi)->nat_cnt[DIRTY_NAT] == 0 &&
1682 SIT_I(sbi)->dirty_sentries == 0 &&
1683 prefree_segments(sbi) == 0) {
1684 f2fs_flush_sit_entries(sbi, cpc);
1685 f2fs_clear_prefree_segments(sbi, cpc);
1686 unblock_operations(sbi);
1700 err = f2fs_flush_nat_entries(sbi, cpc);
1702 f2fs_err(sbi, "f2fs_flush_nat_entries failed err:%d, stop checkpoint", err);
1703 f2fs_bug_on(sbi, !f2fs_cp_error(sbi));
1707 f2fs_flush_sit_entries(sbi, cpc);
1710 f2fs_save_inmem_curseg(sbi);
1712 err = do_checkpoint(sbi, cpc);
1714 f2fs_err(sbi, "do_checkpoint failed err:%d, stop checkpoint", err);
1715 f2fs_bug_on(sbi, !f2fs_cp_error(sbi));
1716 f2fs_release_discard_addrs(sbi);
1718 f2fs_clear_prefree_segments(sbi, cpc);
1721 f2fs_restore_inmem_curseg(sbi);
1722 f2fs_reinit_atgc_curseg(sbi);
1723 stat_inc_cp_count(sbi);
1725 unblock_operations(sbi);
1728 f2fs_notice(sbi, "checkpoint: version = %llx", ckpt_ver);
1731 f2fs_update_time(sbi, CP_TIME);
1732 trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish checkpoint");
1735 f2fs_up_write(&sbi->cp_global_sem);
1739 void f2fs_init_ino_entry_info(struct f2fs_sb_info *sbi)
1744 struct inode_management *im = &sbi->im[i];
1752 sbi->max_orphans = (BLKS_PER_SEG(sbi) - F2FS_CP_PACKS -
1753 NR_CURSEG_PERSIST_TYPE - __cp_payload(sbi)) *
1778 static int __write_checkpoint_sync(struct f2fs_sb_info *sbi)
1783 f2fs_down_write(&sbi->gc_lock);
1784 err = f2fs_write_checkpoint(sbi, &cpc);
1785 f2fs_up_write(&sbi->gc_lock);
1790 static void __checkpoint_and_complete_reqs(struct f2fs_sb_info *sbi)
1792 struct ckpt_req_control *cprc = &sbi->cprc_info;
1803 ret = __write_checkpoint_sync(sbi);
1826 struct f2fs_sb_info *sbi = data;
1827 struct ckpt_req_control *cprc = &sbi->cprc_info;
1834 __checkpoint_and_complete_reqs(sbi);
1841 static void flush_remained_ckpt_reqs(struct f2fs_sb_info *sbi,
1844 struct ckpt_req_control *cprc = &sbi->cprc_info;
1847 __checkpoint_and_complete_reqs(sbi);
1863 int f2fs_issue_checkpoint(struct f2fs_sb_info *sbi)
1865 struct ckpt_req_control *cprc = &sbi->cprc_info;
1869 cpc.reason = __get_cp_reason(sbi);
1870 if (!test_opt(sbi, MERGE_CHECKPOINT) || cpc.reason != CP_SYNC) {
1873 f2fs_down_write(&sbi->gc_lock);
1874 ret = f2fs_write_checkpoint(sbi, &cpc);
1875 f2fs_up_write(&sbi->gc_lock);
1881 return __write_checkpoint_sync(sbi);
1901 flush_remained_ckpt_reqs(sbi, &req);
1906 int f2fs_start_ckpt_thread(struct f2fs_sb_info *sbi)
1908 dev_t dev = sbi->sb->s_bdev->bd_dev;
1909 struct ckpt_req_control *cprc = &sbi->cprc_info;
1914 cprc->f2fs_issue_ckpt = kthread_run(issue_checkpoint_thread, sbi,
1928 void f2fs_stop_ckpt_thread(struct f2fs_sb_info *sbi)
1930 struct ckpt_req_control *cprc = &sbi->cprc_info;
1940 f2fs_flush_ckpt_thread(sbi);
1943 void f2fs_flush_ckpt_thread(struct f2fs_sb_info *sbi)
1945 struct ckpt_req_control *cprc = &sbi->cprc_info;
1947 flush_remained_ckpt_reqs(sbi, NULL);
1954 void f2fs_init_ckpt_req_control(struct f2fs_sb_info *sbi)
1956 struct ckpt_req_control *cprc = &sbi->cprc_info;